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Arguments of Outstanding Events for LMI (Local Management Interface) Function

Arguments of Outstanding Events for LMI (Local Management Interface) Function


Table  F-1: Outstanding Events for LMI
Event Code Argument 1 Argument 2 Comments
01 0100 Inconsistency on length of frame received on DLCI structure
0101 Wrong LMI number received
0110 DLCI structure bit C/R = 1 or EA = 1
0111 DLCI structure bit FECN or bit BECN or DE = 1 or EA = 0
0200 System structure incomplete or nonexistent
0201 Value of "Unnumbered Info Frame" wrong
0210 Value of "protocol discriminator" wrong
0211 Value of "Dummy call reference" wrong
0300 Typical structure of message nonexistent
0301 Type of message nonexistent
0320 Reception of message S(FSR) or S(LIV) asynchronously
0400 "Locking shift" structure nonexistent
0401 Type of alphabet required (code set 5) not requested (ANSI standard)
0402 Error: "indicates non-locking shift" (ANSI standard)
0403 "Single octet information element" différent de "shift identifier". (Norme ANSI)
0500 Typical report structure nonexistent or incomplete
0501 Value of "IE type report" wrong
0502 Value of IE of report type structure inconsistent
0503 Value of "type of report" inconsistent
0600 LIV structure incomplete or nonexistent on SE (FSR), SE (LIV) or S (LIV)
0601 Value of "LIV IE" inconsistent on SE (FSR), SE (LIV) or S(LIV)
0602 Value of EI length of LIV structure wrong on SE (FSR), SE(LIV) or S(LIV)
0603 Length after LIV structure on SE(PSR), SE(LIV) or S(LIV) non-zero
0605 LIV structure incomplete or nonexistent on S(FSR) message
0606 Value of "LIV IE" inconsistent on S(FSR)
0607 Value of IE length of LIV structure wrong on S(FSR)
0621 Frame rejected on reliability error
0622 M(S) = 0 => frame rejected
0700 No "PVC status" structure on S(ASY)
0701 Value of "PVC status IE" inconsistent on message S(ASY)
0702 Value of IE length inconsistent on message S(ASY)
0703 S(ASY) with PVC status incomplete
0704 More than one PVC status cell in S(ASY) message
0705 No PVC status cell in S(FSR) message
0706 Value of "PVC status IE" of a cell wrong on S(FSR) message
0707 Value of IE length of a cell wrong in S(FSR) message
0710 Inconsistency of value of bits whose value is fixed in a PVC status IE structure of the message
0711 PVC status IEs appear in any order
0712 D bit positioned at 1 in a PVC status IE in an S(FSR) message
0713 D and M bit set to 1 in PVC status IE of an S(ASY) message
0714 D and A bit set to 1 in PVC status IE of an S(ASY) message
0900 Inconsistency: Message of status enquiry type asynchronous
0910 Message of status enquiry type received on subscriber LMI
0911 Message of status type received on network LMI
02 0620 Reliability error, inconsistency of N(R) and N(S)
0A30 Expiry of time-out T391
0A31 Expiry of time-out T392
07 0730 DLCI No. (dec) Deletion of a PLL with D bit (only S(ASY))
0731 DLCI No. (dec) Detection, addition of PLL possible
0732 DLCI No. (dec) Nonexistent PLL => addition impossible
0733 DLCI No. (dec) Reception of a D bit (S(ASY) on PLL already destroyed
0734 DLCI No. (dec) Detection of withdrawal of a PLL by omission in an S(FSR) message
0735 DLCI No. (dec) Changeover of undetermined N bit on PLL described in argument 2
0736 DLCI No. (dec) Repetition of N bit = 1
0740 DLCI No. (dec) Changeover of inactive A bit
0741 DLCI No. (dec) Changeover of active A bit

Table  F-2: Family 00 - Trouble report tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Start after unintentional crash Clear Format of SW failure report 1; see Table F-3.
01 Correct reset of the FastPADmpr 12/24 (secured) Monitory unit function nbr (F7), Module nbr generating the event; Type of backup 2
02 Module 0 failure of FastPADmpr 12/24 (secured) Monitory unit function nbr (F7), Module nbr generating the event; Type of backup 2
03 Module 1 failure of FastPADmpr 12/24 (secured) Monitory unit function nbr (F7), Module nbr generating the event; Type of backup2
04 Module 2 failure of FastPADmpr 12/24 (secured) Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup2
05 Correct reset of FastPADmpr 12/24 (not secured)
06 Module 0 of the FastPADmpr 12/24 standby (secured but ready for unit reset) Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup2
07 Module 1 of the FastPADmpr 12/24 standby (backed up; ready for unit reset) Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup2
08 Module 1 of the FastPADmpr 12/24 standby (backed up; ready for unit reset) Monitory unit function nbr; (F7), Module nbr generating the event; Type of backup2
09 Start of auto-loading Clear Number of loading module; Number of module loaded.
Cause of auto-loading3
0A End of auto-loading Status after loading4
0B Start-Card trouble detection and correction
0C Start after deliberate "crash". Type of application (offset 59-5A)

  • C937: Reset by ITO of config

  • C938: Reset by E front panel

  • C939: Reset by OPALE

  • C556: Downloading of software and reset by OPALE

Software trouble4. Report format. Table F-3.
0D Start after a hardware "reset" or start-up
0E FastPADmpr 12/24 module out of service Unit supervision number (F7). Module number. Event generator. Type of backup3
0F FastPADmpr 12/24 module in service Unit supervision number (F7). Module number Event generator. Type of backup2
10 FastPADmpr 12/24 module 1 out of service Unit supervision number (F7). Module number Event generator. Type of backup2
11 FastPADmpr 12/24 module in 1 service Unit supervision number (F7). Module number Event generator. Type of backup2
12 FastPADmpr 12/24 module 2 out of service Unit supervision number (F7). Module number Event generator. Type of backup2
13 FastPADmpr 12/24 module in 2 service Unit supervision number (F7). Module number Event generator. Type of backup5
20 X.25: I frame rejection threshold reached
FR: threshold for rejection of all frames received is reached. 		Rejection of frames
21 X.25: Threshold for the acceptance of I frames.
FR: end of frame rejection. Positioning of FECN and BECN bits. 		Rejection of call request packets
22 X.25: Call request packet rejection threshold reached.
FR: FECN and BECN bit positioning threshold on all transmitted frames reached. 		Rejection of call request packets
23 X.25: Call request packet acceptance threshold.
FR: end of FECN and BECN bit positioning. 		Return to normal

1 The arguments correspond to the last SW failure found.
2 Type of backup: 00: no backup, 02: two modules backup, 03: three modules backup
3 Cause of auto-loading Status after loading 01: Configuration different 80: Status OK 02: Different SW versions 82: Write or sequence error 03: Module with BOOT program 83: Time-out
4 The arguments correspond to the last SW failure found.
5 Type of securization: 00: No securization 02: Securization with two modules 03: Securization with three modules

Table  F-3: Short format (1 packet of 80 bytes) of the software trouble report if C2R2 P12 = 0.
Code Meaning
00 to 0B
0C
0D
0E
0F - 10
11 -14

15 - 19 x
1D - 21 x
25 - 29 x
2D - 31 x

35 - 39 x
3D - 41 x
45 - 49 x
4D - 51 x

55
56
57
58

59 - 5A
5B - 5C
5D - 80

 Same in header
Family number
Event code
Cyclic number in family
Idem code
Variant



Register D0 to D7 of microprocessor



Register A0 to A7 of microprocessor

Type of application
CPU status register
System stack.

Long format (25 packets of 80 bytes) of a software trouble report if C2R2 P12 = 1; the first packet is identical to the short format, and the following packets give the contour of the registers, the content of the zone of the transputer and the complete FAVVRE.


Table  F-4: Family 01 - Management tables
Event Dode (hex.) Meaning Reaction of Equipment Arguments
13 Erroneous command received. Clear -
14 Data packet received before acknowledgement of command. Clear -
16 Billing ticket threshold exceeded. Clear -
17 Oldest detailed billing ticket loss. Clear Module number where ticket is lost (1 byte).
Number of tickets lost (2 bytes)
30 Call set up with MAP Max. number of MAPs. Number of MAPs open
31 No LC free during opening of MAP session
32 Maximum number of simultaneous MAPs reached Clearing of MAP Max. number of MAPs
33 Opening of MAP session. DNIC, ZO, AB, SI, ACO, MF called
34 Failure in opening MAP MAP menu display DNIC, ZO, AB, SI, ACO, MF called. Cause/diagnostic
35 Clearing of MAP session by remote MAP menu display DNIC, ZO, AB, SI, ACO, MF called. Cause/diagnostic
36 Closing of MAP session MAP menu display DNIC, ZO, AB, SI, ACO, MF called.
37 Call cleared with MAP Max. number of MAPs. Number of MAPs open
C0 Sample number exceeded (Extended Statistics) - -
C1 Sampling counter is full (Extended Statistics) - -
C2 Hour counter is full (Extended Statistics) - -
C3 "Threshold exceeded" counter is full (Extended Statistics) - -
C4 Day counter is full (Extended Statistics) - -
C5 Configuration error (Extended Statistics) Taking into account of the default parameter -
D0 Wrong value for DLM configuration parameter Clearing of MAP Line number
D1 Minimum threshold not exceeded (line management) (Throughput lower than maximum threshold) Line number. Rate of last period (4 bytes). 1Secondary line number. Line status. Maximum data rate (4 bytes). Line cost byte reserved (FF)
D2 Maximum threshold exceeded (line management) Line number. Rate of last period (4 bytes). 1Secondary line number. Line status. Maximum data rate (4 bytes). Line cost byte reserved (FF)
E3 Call request packet for access to a management function received with incorrect password. Clear
E5 Call request packet for access to the observation or outstanding events functions received with incorrect family or line No. Clear
E9 Statistics function has received an incorrect command. Reset

1 n times the number of line in the bundle.

Table  F-5: Family 02 - Synchronous signalling tables
Event Dode (hex.) Meaning Reaction of Equipment Arguments
00 Call rejected because maximum possible number of simultaneous virtual circuits reached. Clear Line number
02 Call rejected because call request packet received too long. Clear Line number
03 Call rejected because call request packet received too short. Clear Line number
05 Call rejected because calling address in call request packet received too short. Clear Line number
08 Call rejected because of incorrect facility or utility field in call request packet received. Clear Line number
09 Call rejected because of double occurrence of facility or utility in call request packet received. Clear Line number
0B Call rejected because call request packet received contains unauthorized facility or utility. Clear Line number
0C Call rejected because routing impossible-called DNIC unknown or routing not configured or unknow internal AB. Clear Line number. Called DNIC
0F Clear because call confirmation packet received too long. Clear Line number
10 Clear because call confirmation packet received too short. Clear Line number
12 Clear because or error in facility or utility field of call confirmation packet received. Clear Line number
14 Clear because of double occurrence of facility or utility in call confirmation packet received. Clear Line number
15 Clear because call confirmation packet received contains unauthorized facility or utility. Clear Line number
17 Clear because call confirmation packet received contains incorrect throughput class. Clear Line number
18 Clear because call confirmation packet received contains incorrect window size. Clear Line number
20 Clear because call request packet received contains non-numerical address. Clear Line number
22 Too many ZO's in the call packet Clear Line number
23 Clear because call confirmation packet received contains non-numerical address. Clear Line number
26 Clear because a call confirmation packet received with incorrect packet size. Clear Line number
27 Clear because called address in call confirmation packet received incomplete. Clear Line number
28 Clear because of incorrect configuration of PDN (Public Data Network) line table or X.25 field modification table. Clear Line number
29 Clear because decompacted number not found (called, calling for incoming call, incoming call confirmation). Clear Line number
2A Clear because compacted number not found (calling, called for outgoing call, outgoing call confirmation). Clear Line number
2B Clear because decompacting impossible (incoming call, incoming call confirmation). Clear Line number
2C Clear because compacting impossible (outgoing call, outgoing call confirmation). Clear Line number
2E Clear because internal subscriber out of order Clear Line number. Called DNIC
30 Clear because output line out of order. Clear Line number. Called DNIC
31 Clear because of non-numerical address in clear packet. Clear Line number
32 Clear because of inconsistencies in lengths of clear (addresses, facilities, utilities). Clear Line number
33 Clear because lengths of facilities/utilities in clears not to X.25 standard. Clear Line number
34 Clear because of incorrect facilities or utilities in clear. Clear Line number
35 Clear because of double occurrence of facilities or utilities in clear. Clear Line number
36 Call return packet received while not authorized Clear Line number
3C Incoherent type of call return between the incoming and outgoing line. Clear Output line number
3D Ummanaged utility received in a call request packet on X.75 line Clear Line number. Utility code received.
3E Ummanaged utility received in a call confirmation packet on X.75 line Clear
3F Ummanaged utility received in a clear packet on X.75 line Clear
40 Obligatory utility absent "Identification of call" in a call request packet received on X.75 line Clear
41 Presence of CUG in a call request packet to be sent over X.75 line Clear
50 Routable line
51 Non-routable line
52 Clearing of saturated outgoing line or logical channels Clear

Table  F-6: Family 03 X.25 synchronous proc. tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Reception of frame with unknown address. Frame ignored. Line number 1st byte of frame.
01 Reception of frame of incorrect length. If X.25 configuration:

- ignored if information frame

- if U or S frame, FRMR sent.

 Line number length of frame 1st and 2nd bytes of frame
03 Reception of frame with unknown command. Sending of an FRMR with bit W = "1" if X.25 configuration. Line number 2nd byte of frame.
04 Reception of frame with unknown response. Sending of an FRMR with bit W = "1" if X.25 configuration. Line number 2nd byte of frame.
05 Response frame without bit F (Final) in reply to frame sent with bit P (Poll bit). Frame ignored. Line number.
06 Response frame with bit F in reply to frame sent without bit P. Frame ignored if X.25 configuration. Line number.
07 Reception of unexpected frame in disconnected mode. Frame ignored. Line number 1st and 2nd bytes of frame.
08 Level 2 passage when the frame out of order. Try reconnection of level 2 in certain cases. Line number 0-35; if physical link. 36-41: if inter-unit link. 50-55: if inter module link.
09 Level 2 passage when the frame in service. Try reconnection of level 2 in certain cases. Line number 0-35; if physical link. 36-41: if inte-unit link. 50-55: if inter module link.
0A Reception of unexpected frame in connected mode. Frame ignored. Line number 1st and 2nd byte of frame.
0B Reception of incorrect frame in the FRMR transmit state. Sending of an FRMR. Line number 2nd byte of frame.
0C Reception of frame with incorrect N(R) (No. of frame expected) Sending of an FRMR with bit
Z = "1" if X.25 configuration. 		Line number 2nd byte of frame.
0E Reception of frame out of sequence or repetition of a frame already received. Sending of an FRMR if X.25 configuration. Line number 2nd byte of frame.
0F Reception of frame outside window Sending of an FRMR if X.25 configuration. Line number 2nd byte of frame.
10 Reception of an FRMR. Sending of an SABM if X.25 configuration. Line number.
12 Incorrect expiration of time-out T1 - -
13 Reception of packet with incorrect GFI Transmission of clear, restart, or reset according to state of packet level. Line number 3rd and 5th bytes of frame.
14 Reception of restart or restart confirmation packet in logical channel other than No. zero. Transmission of clear, restart, or reset according to state of packet level. Line number 3rd and 4th bytes of frame.
15 Reception of restart confirmation packet without transmission of restart. Transmission of restart Line number. State of packet level:

1 .Packet level inactive because frame level not operational.

2 .Packet level service.

3 .Reply confirmation to be sent.

4 .Awaiting restart confirmation.

5 .Restart to be transmitted.

16 Reception of unexpected packet during restart. Transmission of restart. Line number 5th byte of frame.
17 Wait for confirmation packet in reply to transmitted restart, at end of time-out configured. Restart repeated as many times as provided for in configuration, followed by request for conversion to frame level if no confirmation received. Line number.
18 Reception of packet in non-configured logical channel. Transmission of clear packet (unless received packet of clear confirmation type). Line number 3rd, 4th and 5th bytes of frame.
19 Reception of unexpected packet (other than call request packet) in a clear logical channel. Transmission of clear packet (unless received packet of clear confirmation type). Line number 5th byte of frame.
1B Reception of clear packet in clear logical channel. Transmission of clear confirmation packet. Line number.
1C Reception of a clear confirmation packet without transmission of a clear. Transmission of a clear packet. Line number. State of logical channel:

  • Logical channel just allocated because of reception of clear confirmation.

1D

 Reception of unexpected packet (other than call request packet) after reception of a clear packet. Transmission of a clear packet. Line number 5th byte of frame.
1E Reception of unexpected packet with virtual circuit established. Transmission of a clear packet. Line number 5th byte of frame.
1F Reception of unexpected call request packet after transmission of a call request. Transmission of a clear packet. Line number 5th byte of frame.
20 Call collision. Transmission of a clear packet. Line number.
21 Reception of unexpected packet following reception of call. Transmission of a clear packet. Line number 5th byte of frame.
22 Reception of unknown packet (= X.25) Transmission of clear, restart, or reset according to state of packet level. Line number 5th byte of frame.
23 Awaiting clear confirmation packet in reply to clear transmitted at end of time-out configured. Clear repeated as many times as provided for in configuration, followed by clear of logical Line number.
24 Awaiting call confirmation packet in reply to call request transmitted at end of time-out configured. Transmission of clear packet. Line number.
25 Reception of reset confirmation packet without transmission of a reset. Transmission of reset packet. Line number. State of logical channel.
26 Reception of unexpected packet after reception of reset. Transmission of reset packet. Line number 5th byte of frame.
27 Reception of two consecutive interrupt packets. Transmission of reset packet. Line number.
28 Reception of interrupt confirmation without transmission of an interrupt. Transmission of reset packet. Line number.
29 Reception of a data packet outside window. Transmission of reset packet. Line number.
2A Reception of a data packet out of sequence. Transmission of reset packet. Line number.
2B Reception of a packet with incorrect P(R) (packet No). Transmission of reset packet. Line number.
2C Reception of a REJ packet. Transmission of reset packet. Line number.
2D Awaiting response to transmitted reset. Transmission of clear packet. Line number.
2E Reception of RNR packet. Blocking of transmission of data packets until an RR packet is received. Line number.
2F Reception of an erroneous packet via PVC. Packet ignored. Line number 3rd and 4th bytes of frame.
30 Repetition of a frame N times without confirmation of reception (N defined in configuration). Disconnection of frame level Line number. State of frame level.
31 Reception of an unexpected frame although frame level not established. Frame ignored. Line number. State of frame level. 1st, 2nd, 3rd (if modulo 8) bytes of the frame.
32 Reception of unexpected frame in the frame level disconnect phase. Frame ignored. Line number. State of frame level. 1st, 2nd, 3rd (if modulo 8) bytes of the frame.
33 Reception of unexpected frame in frame connection stage. Frame ignored. Line number. State of frame level. 1st and 2nd bytes of frame.
35 Reception of a diagnostic packet Clear. Line number 6th, 7th, 8th and 9th byte of the frame.
36 Reception of a reset packet; reason unknown. Packet is switched. Line number. Logical channel No. Reset diagnostics.
37 Transmission of a reset packet; reason unknown. Line number. Logical channel No. Reset diagnostics.

Table  F-7: Family 04 - Synchronous tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Line level out of order. Virtual circuits cut off. Line number1 SUP. signals C12, P24, P25

Criterion put into service C12 P20, P21

SUP. signal status.

01 Line level established. Virtual circuits can be established. Line number

1 0-35 if physical lines 36-41 IUL 50-55 IML

Table  F-8: Family 05 - Line physical level tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
02 Modem : CT117 off. Modem on PSTN line Line number.
03 Modem : CT117 on. Modem on dedicated line. Line number.
81 Loss of one or more receive frames input/output controller. Incident recovered by frame procedure. Line number. Number of frames lost.
82 Modem : CT109 on.
Terminal : CT105 on. 		Frame reception possible. Line number.
83 Modem : CT109 off
Terminal : CT105 off. 		No frames can be received. Line number.
85 Modem : CT106 off
Terminal : CT108 off. 		Line out of order. Line number.
86 Modem : CT107 off.
Terminal : CT111 off. 		Received frames ignored. No frames transmitted. Line number.
8C Reception of a frame with a CRC error (transmission error). Received frames ignored. Line number.
90 Modem : CT117 off
Terminal : CT141 off.
91 Modem : CT117 on
Terminal : CT141 on.
92 Modem : CT142 on
Terminal : CT140 on.
93 Modem : CT142 on
Terminal : CT140 on.
95 Modem : CT106 on
Terminal : CT108 on.
96 Modem : CT107 on
Terminal : CT111 on.
BF Receipt of byte incomplete.

Table  F-9: Family 06 - Asynchronous protocol level tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
97 Failure of attempt to activate an LSCP (Low Speed Computer Port) type line. Activation of next LSCP line. Call fails if no more lines for subscriber concerned. Line number.
98 Terminal not at correct baud rate or programmed with incorrect number of stop bits. Character ignored. Line number.
99 Excess rate detected. Autobaud rate impossible. Line number.
9A Terminal disconnected for more than 200 ms (circuit 105 off). Call in progress cleared or terminal goes out of service. Line number.
9C Terminal connected (circuit 105 on) Terminal activated if configured at fixed speed; otherwise wait for automatic data rate detection sequence. Line number.
9D Videotex service not available (error correction protocol, modem reversal). Call cleared. Line number.
9E Terminal data rate recognized by automatic baud rate detection sequence. Terminal activated. Line number.
9F Baud rate of terminal connected not recognized in automatic baud rate detection sequence. Call cut off if line is of the telephone type, otherwise wait for another sequence. Line number.

Table  F-10: Family 07 - Asynchronous command syntax tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
9B Erroneous command typed on terminal. Transmision of "ERROR" message and return to data mode if call is in progress. 1st byte: Line number.

2nd byte: ASCII code of last character received.


Table  F-11: Family 08 - Asynchronous semantic level tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
92 Call in progress cut off. Transmission of appropriate clear message (if the terminal profile allows).

LSCP line: signal 105 goes low Telephone line: resetting of check time-out.

 Line number.
93 Attempt to set up call from a terminal managed remotely. Sending of call block; terminal goes into data mode when call confirmation received. Line number. Call block (see page 1).
9D Reception of an X.29 message. Message management Line number.
A0 Telephone line: call set up time too long. Line number.
A1 Telephone line: command entry attempts without call set up. Line number.
A2 Too many command entry attempts without call set up. Line number.
A3 Minitel reversal succeeded. Input: 1200 bit/s

Output: 75 bit/s
A4 Minitel inverse reversal succeeded. Input: 75 bit/s

Output: 1200 bit/s
A7 Activation of ECPN (1) succeeded.
A8 Activation of ECPN (1) not succeeded (after 8 attempts). VC cleared.
A9 Inactivation of ECPN (1) succeeded. VC cleared.
AA Inactivation of ECPN (1) not succeeded (after 8 attempts).
AB Reception of a re-transmission request (ECPN (1)).
AC Activation of ECPI (2) succeeded.
AD Inactivation of ECPI (2) succeeded.
AE Transmission of a re-transmissionrequest.


1 Error correction protocol - normal mode
2 Error correction protocol - inversed mode

Table  F-12: Family 09 - SLDC procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Frame received with unknown address. Frame ignored. Line number. Field address
01 Frame received with incorrect length. Info. frame too short, ignored. U/S frame too short, ignored. Frame too long ignored. Line number. Frame length. Address field. Command field.
03 Frame received with unknown command on front-end side. Transmission of an FRMR. Line number. Address field. Command field
04 Frame received with unknown response on remote side. Frame ignored. Line number. Address field. Command field
0C Frame received with N(R) incorrect. Transmission of: Clear VC frame for remote FRMR for front-end Line number Address field Command
0E Frame received out of sequence or repeated. Frame ignored. Line number. Address field. Command field
0F Frame received out of window. Frame ignored. Line number. Address field. Command field
10 FRMR received on "Remote" side only. Reset of the Tx/Rx counters. Transmission of an SNRM. VC cleared. Line number. Address field. Command field
11 N2 retransmissions in data transfer stage. Repetition of frame. Line number. Address field. Command field
12 N2 retransmissions in test stage. Repetition of frame. Line number. Address field. Command field
13 N2 retransmissions in identification stage. Repetition of frame. Line number. Address field. Command field
14 N2 retransmissions in mode positioning phase. Repetition of frame. Line number. Address field. Command field
15 N2 retransmissions in disconnect phase. Repetition of frame. Line number. Address field. Command field
16 T1 expired after no response if a. T2.1 cluster in connection phase. Next polling. Line number. Address field. Command field
17 T1 expired in SNRM polling phase Next polling. Line number. Address field. Command field
31 Incorrect reception in non-established state. Frame ignored. Line number. Address field. Command field
32 Incorrect reception of UA frame (remote link). Clear to X.25 and disconnect request to frame level. Line number. Address field. Command field
33 Incorrect reception of UA frame. Clear to X.25 and disconnect request to frame level. Line number. Address field. Command field
35 Incorrect reception of XID frame. Clear to X.25 and disconnect request to frame level. Line number. Address field. Command field
80 Switching on signal 108 (DTR). Clear. Line number. Address field. Command field
81 Call packet transmitted. Calls transmitted. Line number. Address field. Logical channel.
82 Clear packet transmitted. Clear. Line number. Address field. Logical channel.
83 Call packet received correctly. Transmission of a call confirmation packet. Line number. Address field. Logical channel.
85 Turn off (DTR) 108. SNRM polling of the stations. Line number.
87 Reception of clear confirmation. Line number. Address field. Logical channel.
88 Reception of a call confirmation. Line number. Address field. Logical channel.
8A Reception of a clear. Call request packet sent. Line number. Address field. Logical channel.
8B Number of call attempts exhausted (Remote side). Clear. Line number. Address field. Logical channel.
8C Procedure code error in call request packet (Code C2 not found in first byte of call request packet data field). Clear Line number. Logical channel.
8D Unexpected PSH-LLC packet received. Clear Line number. Address field. Logical channel.
8E Unexpected SDLC frame received. Clear. Line number. Address field. Logical channel.
8F Sequence error detected by PSH-LLC protocol. Clear Line number. Address field. Logical channel.
90 Changeover to data transfer state. Line number. Address field. Logical channel.
91 Packet not expected in data transfer state (PSH-LLC). Clear or packed ignored (C12P38). Line number. Address field. Logical channel.
92 Reception of "Disable in outgoing transmission state" event. Line number.
93 Reception of "Disable in current reception state" event. Line number.
94 Reception of "Disable in blocked state" event (reception of RNR). Line number.
95 Time-out T1 during transmission. Line number. Address field.
96 Reception of info frame during transmission. Frame ignored. Line number. Frame length. Adresse field. Command field 1 st info byte
97 Reception of a frame RR P/F = 0 during transmission of frame information. Frame ignored. Line number. Address field. Command field.
98 Reception of a frame RR P/F= 1 during transmission of frame information. Frame ignored. Line number. Address field. Command field.
99 Reception of a frame RNR P/F= 0 during transmission of frame information. Frame ignored. Line number. Address field. Command field.
9A Reception of a frame RNR P/F= 1 during transmission of frame information. Frame ignored. Line number. Address field. Command field.
9B Reception of a frame REJ P/F= 0 during transmission of frame information. Frame ignored. Line number. Address field. Command field.
9C Reception of a frame REJ P/F = 1 during info frame transmission. Frame ignored. Line number. Address field. Command field.
9D Reception of a packet with second PSH byte of unknown command type. Packet ignored. Line number. Address field.
9E Reception of "transmit report" in receive status. Frame ignored. Line number. Address field. Logical field.
9F Reception of "transmit report" in blocked status. Frame ignored. Line number. Address field.
C0 Reception of QUA during data transfer. Packet ignored. Line number. Address field. Logical field.
C1 Unknown packet received in data transfer status (QLLC). Transmission of a clear or packet ignored (C12P38). Line number. Address field. Logical field.
C2 Reception of command unknown packet. Packet ignored. Line number. Address field. Logical field.
CD Unexpected QLLC packet received. Clear. Line number. Address field. Logical field.
CE Unexpected QLLC packet received. Clear. Line number. Address field. Logical field.
CF Clear requested by the QLLC procedure. Clear. Line number. Address field. Logical field.
D0 Request for establishment of virtual circuit by remote equipment. Sending of call request packet. Line number.
D2 Cluster exchange identification Sending a QLLC protocol element Line number. Address field. Logical field.

Table  F-13: Family 0A - VIP procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Abort reception, cause unknown. Line number.
01 Reset coming from the X.25 network Reset packet clearing X.25 and VIP connection. Line number.
02 Abort reception VIP frame too long. Ignored, restart in sequence. Line number.
03 Abort reception. Time-out. Ignored, restart in sequence. Line number.
04 Abort reception. VRC error. Ignored, restart in sequence. Line number.
05 Abort reception. LRC error. Ignored, restart in sequence. Line number.
06 Abort reception. Not available to X.25. Selective clearance. Line number.
07 Abort reception. Lost character HANDLER level.
08 Abort transmission cause unknown. Line number.
0E Protocol violation. Physical VIP
11 Reception of NAK screen. Direct retransmission. Line number.
12 Reception of BSY screen. Delayed retransmission. Line number.
13 Reception of PGOF screen. Delayed transmission. Line number.
14 Reception of NAK printer. Direct retransmission. Line number.
15 Reception of BSY printer. Delayed retransmission. Line number.
16 Reception of NA from printer. (NA = Not Accepted) Delayed transmission Line number.
17 Re-initialization of VIP equipment. Line number.
18 Too many NAK's errors. Screen message discarded.
19 Too many NAK's on printer; Too many NA's received. (NA = Not Accepted). All printer messages discarded.
1F Protocol violation (logical VIP). Reset.
21 Connection issued X.25 network (call P.). Call is accepted if station is polled by the host; if not, connection refused (CLR packet). Line number.
22 Disconnection issued X.25 network (CLR. P.). Clearing the VIP connection; trying to re-connect controller side. Line number.
23 Connection issued by VIP. Request to establish a VC connection (call packet). Line number.
24 Disconnection issued by VIP.

1) Controller: no response to polling.

2) Host: no reception to polling frame.

 Request to clear of the virtual circuit (clear packet). Line number.
30 Deletion of the I/O block because the flow to the host is blocked. All messages are discarded. Line number. Station number.
31 Expiry of the host protection response time-out. The I/O block flow is re-transmitted to the host. Line number. Station number.

Table  F-14: Family 0B - T.VIP/FRIP/FRT/FRIP/BSC proc. tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Trying to establish a call. Await call confirmation. Line number.
01 Establishment refused; equipment unknown. Generation of a CLEAR. Line number.
02 BSC communication cleared. Wait for CLEAR confirmation. Line number.
03 Messages aborted. Clearing the messages partly transmitted. Line number.
04 Reception of a RESET. Clearing the message partly received from the receive queue. Reset DLC Sub-Assembly. Line number.
05 Transmission of a RESET packet. Wait for the RESET packet. Line number.
07 Expiration of time-out TA (TA = interruption of VC). Start-up of time-out TBLine number (TB = silence before the VC is really cleared), (C8R3). Line number.
08 Reception of a data packet in the disconnected state Data packet ignored Line number.
09 Session establishment collision (call collision) Clearing of VCs and setting of random time-out before retransmission of next call request packet Line number.
15 Attempt to establish a VC, controller side. Call packet with polled VIP equipment address. Line number.
16 Refusal to establish a VC, host side:

  • VIP equipment is not polled by the host or

  • VIP equipment is not configured.

Clear packet.

 Line number.

Table  F-15: Family 0C - DLC/BSC procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Disconnect command of the station. Clearing the VC. See appendix B1/B2 1
01 Connect command of the station. Trying to establish the VC. See appendix B1/B2
02 Line out of order

  • or disconnect controller

  • or disconnect station.

  • Case out of order:
Clear communication of all stations.

  • Case disconnect controller:

Clear communication of all stations connected to this controller.

  • Case disconnect station:

clear communication of stations concerned.

See appendix B1

03 Connection of the station of the physical block (TPAD collision). Ignore the connect request. See appendix B1
04 Connect of the station (recovery on the line in progress). See appendix B1
05 Disconnect of the controller station of the physical block. See appendix B1
06 Disconnect of the non-controller station of the physical block. Call refused. See appendix B1
18 Disconnect from network. See appendix B2
19 Connect from network. See appendix B2
20 Reception of an unknown data. Message rejected. See appendix B2
21 Reception of an unknown control character.
22

  • Unknown station

  • or unknown CA-DA.

Message ignored.

 See appendix B2
23 Unknown controller.
24 Unknown CA-DA/BCC (single parity block). Transmission of an EOT.
25 Wrong controller responds to polling. Transmission of an EOT.
26 The controller not polled by host. Disconnect of all stations connected to controller concerned. See appendix B1
27 BSC3270 case

Reception of a control message during transmission.

 See appendix B1
29 "Inactivity" time-out expired. Clearing the VC. See appendix B2
30 The maximum value of the ENQ-SEL counter is exceeded. Disconnect of the station concerned. See appendix B1
31 The maximum value of the TTD-SEL counter is exceeded. Disconnect of the station concerned. See appendix B1
32 The maximum value of the ENQ.Rx counter is exceeded. See appendix B1/B2
33 The maximum value of the NAK.Rx counter is exceeded. See appendix B1/B2.
34 The maximum value of the EOT.Tx counter is exceeded. Disconnect of the station concerned. See appendix B1.
35 The maximum value of the ENQ.Tx counter is exceeded. See appendix B1/B2.
36 The maximum values of the NAK.Tx counter is exceeded. See appendix B1/B2.
43 Collision ENQ. No transport in data transfer mode. See appendix B2.
44 Collision IT (ENQ). No transport in data transfer mode. See appendix B2.
45 Interruption RVI. Transmission of a message "state RVI" as soon as possible. See appendix B2.
46 Interruption ENQ. Transport in data transfer mode refused or authorized to continue. See appendix B2.
47 Interruption ENQ accepted. Transport in data transfer mode authorized. See appendix B2.
48 Interruption ENQ refused. Transport in data transfer mode refused. See appendix B2.
49 End of data transfer. Send EOT. See appendix B2.
50 3270 case:

Reception of an ENQ packet.

 See appendix B1.
2780/3780 case:

Reception/transmission ENQ

 See appendix B2.
51 3270 case:

Reception of a POLL packet.

 See appendix B1.
2780/3780 case:

Reception/transmission WACK.

 See appendix B2.
52 Reception of a SELECT packet. See appendix B1.
53 3270 case:

Reception of an ACK0 packet.

 See appendix B1.
2780/3780 case:

Reception/transmission DLE0.

 See appendix B2.
54 3270 case:

Reception of an ACK1 packet.

 See appendix B1.
2780/3780 case:

Transmission/reception DLE1.

 See appendix B2.
55 3270 case:

Reception of a NAK packet.

 See appendix B1.
2780/3780 case:

Transmission/reception NAK.

 See appendix B2.
56 3270 case:

Reception of an EOT packet.

 See appendix B1.
2780/3780 case:

Transmission/reception EOT.

 See appendix B2.
57 3270 case:

Reception of a RVI packet.

 See appendix B1.
2780/3780 case:

Transmission/reception RVI.

 See appendix B2.
58 3270 case:

Reception of a TTD packet.

 See appendix B1.
2780/3780 case:

Transmission/reception TTD.

 See appendix B2.
59 2780/3780 case:

Transmission/reception DLE EOT.

 See appendix B1/B2.
3270 case:

Reception of a WACK packet
5A 3270 case:

Reception of a specific poll packet

 See appendix B1.
60 Reception of correct data: single block. See appendix B1/B2.
61 Reception of correct data: first block. See appendix B1/B2.
62 Reception of correct data: intermediate block. See appendix B1/B2.
63 Reception of correct data: last block. See appendix B1/B2.
70 Reception of too long message. See appendix B1/B2.
71 Reception of time-out. See appendix B1.
77 No STX character present. No answer. See appendix B2.
78 ENQ in data message. NAK transmitted. See appendix B2.
79 Time-out reception. NAK transmitted in data transfer mode. See appendix B2.
80 Reception of parity error in single block. See appendix B1.
81 Reception of parity error in first block. See appendix B1.
82 Reception of parity error in intermediate block. See appendix B1.
83 Reception parity error in last block. See appendix B1.
90 Reception BCC error in single block. See appendix B1/B2.
91 Reception of BCC error in first block. See appendix B2.
92 Reception of BCC error in intermediate block. See appendix B2.
93 Reception BCC error in last block. See appendix B1/B2.
97 Reset from network. See appendix B2.
98 Protocol violation. Clearing of VC. See appendix B2.
99 Event reserved (2780/3780). See appendix B2.

1 Appendix B1 = BSC 3270; Appendix B2 = BSC 2780/3780

Table  F-16: Family 0D - MLP tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
01 Reception of a multi-frame in the window guard region. Transmission of a restart packet Main line number. Multi frame header
02 Reception of a multi-frame outside the window. Ignore the multi-frame. Main line number. Multi frame header
03 Time-out MT4 expired. MLP bundle out of order. Main line number.
04 Lost-frame time-out (MT1) expired. Transmission of a restart packet. Main line number.
05 Start of time-out MT4 Main line number.
06 Reception of an erroneous multi-frame with R=1 during reset. Reset of levels 2 and MLP. Main line number.
07 Reception during reset, of a multi-frame with R=1 that must be ignored. Ignore the multi-frame. Main line number.
08 Reception of an erroneous multi-frame with C=1 during reset. Reset of levels 2 and MLP. Main line number.
09 Reception, during reset, of a multi-frame (C=1) that must be ignored. Ignore frame. Main line number.
0A Reception of a multi-frame of length 2. Ignore frame. Main line number.
0B Reception of a multi-frame with R=1 and C=1. Ignore frame. Main line number.
0C Reception of a reset multi-frame during data transfer. Reset the levels 2 and MLP. Depending on config. parameter: reset level 3. Main line number.
0D MT3 expired
0E MLP bundle in service
0F Change of state of bundle Main line number. Line number. Change of state. Line level state. List of lines in service/bundle.
10 Reception R=1

State R=1 sent and not acknowledged

 Frame ignored. Main line number.
11 Reception C=1

State C=1 sent and not acknowledged

 Frame ignored. Main line number.
12 Reception of frame I before acknowledgement C=1 sent Frame stored and returned to packet level when acknowledgement is received Main line number.

Table  F-17: Family 0E - PSTN procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
04 Clearing when VC is absent Clearing of data path Line number
05 Failure of type B1 Clearing of data path Line number. Diagnostic*. Number of digits in telephone number and digits of the telephone number.
06 Failure of type A or C Subsequent call attempt Line number Diagnostic*
07 Failure of type B2 or D Subsequent call attempt Line number. Diagnostic*. Number of digits in telephone number and digits of the telephone number.
08 Failure of type E Clearing of data path Line number Diagnostic*
0A PSTN link established (in backup/overflow) Go to "call" state Line number FF byte. E.164 @.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @ separator (AA) MLP bundle No (FF=not significant)
0B Failure established PSTN link (in backup/overflow) Go to "Idle" state Line number FF byte. E.164 @.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @ separator (AA) MLP bundle No (FF=not significant)
Failure cause.
0C Notification of switched line disconnection Line number FF byte. E.164 @ length.
@ E.164 Separator (AA) X.121 @ length
@ X.121 @.

Type

A: Local modem dialogue problem.
B: Modem unable to handle the call:
1 = blacklisted numbers
2 = delayed numbers resulting from a previous connection failure.
C : Switched network unable to route the call.
D: Remote subscriber cannot be connected.
E: Remote subscriber is connected but connection of frame level or of the packet level is not set up (call collision).

* Diagnostic

00: Not significant 06: Remote subscriber busy
02: Delayed number 07: Remote subscriber absent
04: Blacklisted number 08: Remote subscriber is not a modem
05: Absence of tone

Table  F-18: Family 0F - VC/ESV tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
41 Outgoing connection in progress. Request of transport connection. Line number. Logical number.
42 Incoming connection in progress. Response to a request of Transport connection. Line number. Logical number.
43 Passage to data transfer. Ready to transfer data. Line number. Logical number.
44 Outgoing clear signal received. Express data transfer request of. Transport and await a confirmation of an incoming clear signal. Line number. Logical number.
45 Incoming clear signal received Clear transfer to subscriber and await a confirmation of an outgoing clear signal. Line number. Logical number.

Table  F-19: Family 10 - VC/N4 tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Resynchronization of data.
01 Resynchronization of terminated data.
02 Retransmission of terminated data.
10 Maximum number of retransmissions reached. Disconnect.
20 Reception of a TPDU DT with a not expected number. Disconnect.
21 Reception of a TPDU ED with a not expected number. Disconnect.
22 Reception of a TPDU EA not corresponding with an ED. Disconnect.
23 Expected TPDU DT number (in TPDU RJ or AK) is outside window. Disconnect.
25 Reference number unknown. Disconnect.
26 TPDU format error. Disconnect.
27 Unknown TPDU. Disconnect.
51 Transport connection established (calling side). Dispatch a confirmation of Transport connection. Ready to transfer data. Line number. Local reference number.
52 Transport connection established (called side). Ready to transfer data. Line number. Local reference number.
53 Reception of a TPDU DR. Transmit a TPDU DC. Line number. Local reference number.
54 Reception of a TPDU DC. Dispatch a "Connection Disconnect". Line number. Local reference number.
55 Protocol error. Dispatch a "Transport Disconnect Indication". Line number. Local reference number.
56 Resynchronization. Position a flag for data resynchronization. Line number. Local reference number.
57 Resynchronization Position a flag for data resynchronization. Line number. Local reference number.
58 Resynchronization. Retransmission of a TPDU CR. Line number. Local reference number.
59 Resynchronization. Retransmission of the TPDU CR. Line number. Local reference number.
5A Network connection disconnected. Transmission of a "Transport Disconnect Indication". Line number. Local reference number.
60 No more resources (context logical channel). Disconnect.
61 No more reference numbers. Disconnect.

Table  F-20: Family 11 - VC/IR securized tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Network connect OK.
01 Re-establishment succeeded.
02 Disconnection network OK.
05 Reception of a clear signal from the network. Re-establishment
06 Reception of a reset from the network
07 Clear in "opened" state. Disconnect.
10 Max. number of call repeats reached. Disconnect.
11 Expiry of the "wait to reconnect" time-out. Disconnect.
15 Reception of a clear signal; IR protocol error. Disconnect.
20 No TPDU PI in the incoming call. Disconnect.
21 NSAP calling absent or in error. Disconnect.
22 Attempt to restore an unknown connection. Disconnect.
23 Call data not compatible or not sufficient. Disconnect.
24 No call data. Disconnect.
25 Incoherent call data confirmation. Disconnect.
26 Data received while waiting for call data confirmation. Disconnect.
30 Repeat call OK during disconnection procedure. Disconnect.
31 Clear signal in the "invitation to clear" state. Re-establishment, then disconnect.
32 Remote side being cleared from network connection.
33 Invitation to clear in the "opened state". Disconnect.
50 No more logical channels. Disconnect.
51 No more network connection reference. Disconnect.

Table  F-21: Family 12 - ISDN/CH.D/line level procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Line out of order All calls in progress are interrupted.

All levels out of order.

 Line number.
01 Line in service Activation of the S-interface and allotment of TEI. Line number.
02 MPH_indication_activation

(MPH = physical management)

 S0-interface is activated (data transfer possible on S0). Line number.
03 MPH_indication_inactivation S0-interface is inactivated (data transfer not possible on S0). Line number.
04 MPH_ind_error1 (signalling an error) Loss of frame locking or loss of synchronization. Line number.
05 MPH_ind_error2 (error recovery) Change into the active status. Line number.
06 CRC error The frame is ignored. Line number.
07 ABORT sequence received The frame is ignored. Line number.
08 Rest error The frame is ignored. Line number.
09 Overrun/underrun The frame is ignored. Line number.
0A Correct execution + previous frame lost The frame is ignored. Line number.
0B CRC error + previous frame lost The frame is ignored. Line number.
0C ABORT sequence received + previous frame lost The frame is ignored. Line number.
0D Rest error + previous frame lost The frame is ignored. Line number.
0E Overrun + previous frame lost The frame is ignored. Line number.
30 Reception of an supervisory frame (F=1) in state 7 Frame is processed. Line number.
31 Reception of a DM (F=1) in states 7 and 8 Frame is ignored. Line number.
32 Reception of a UA (F=1) in states 4, 7 and 8 Deletion of TEI. Line number.
33 Reception of a UA (F=0) in states 4, 5, 6, 7 and 8 Deletion of TEI. Line number.
34 Reception of a DM (F=0) in states 7 and 8 Re-establishment of level 2. Line number.
35 Reception of an SABME in states 7 and 8 Transmission of an UA frame and move to state 7.0. Line number.
36 N200th retransmission of an SABME in state 5 Move to state 4.0. Line number.
37 N200th retransmission of a DISC in state 6 Move to state 4.0. Line number.
38 Poll status in state 8 Re-established of level 2. Line number.
39 N(R) error in states 7 and 8 Re-established of level 2. Line number.
3A Reception of an FRMR in states 7 and 8 Re-established of level 2. Line number.
3B Reception of a not-used frame (states 4, 5, 7 and 8) Re-established of level 2 when the state is different from 4. Line number.
3C Reception of a not-authorized I-field (states 4 up to 8) The frame is ignored.
3D Reception of a frame of the wrong size (states 4 up to 8) Re-establishment of level 2 when the state is different from 4.
3E N201 error in states 4 up to 8 Re-establishment of level 2 when the state is different from 4. Line number.
3F Reception of a frame with a 1-byte address field (states 4 up to 8) The frame is ignored. Line number.
40 Reception of a too small frame (states 4 up to 8) The frame is ignored. Line number.
41 Reception of a frame with incorrect SAPI (states 4 up to 8) The frame is ignored. Line number.
42 Reception of a frame with address field of more than 2-bytes (all states) The frame is ignored. Line number.
43 Reception of a frame with unknown SAPI/TEI combination The frame is ignored. Line number.
44 N(S) error in states 7 and 8 The frame is processed. Line number.
45 Control frame with bit C at 0 The frame is ignored. Line number.
46 Fixed TEI deletion Following this event, the user must intervene to reset the ISDN line. The network suspects a double assignment of TEI on the bus. Line number.
4E "Multiple frame mode" set Level 2 moves to state 7.0. Line number.
4F "Multiple frame mode" reset Level 2 moves to state 4.0. Line number.
60 Outstanding event only for protocol D level.

These are the argument determining the nature of the OEV.

See appendix D of this chapter.

 Generally: call clearance. Appendix D.
90 Contents of obligatory "Ei" not OK (Ei = Element information) Abort call on ISDN. Line number.
91 Primary access instead of basic access Abort call on ISDN. Line number.
92 No channel B available for new incoming call Abort call on ISDN. Line number.
93 "Ei" compatibility of higher layers not compatible Abort call on ISDN. Line number.
94 Calling Nr E.164 not in the list + call reject Abort call on ISDN. Line number.
95 End of time-out or problem detected by lower layers Abort call on ISDN. Line number.
96 Call refused: behaviour of S0 interface Abort call on ISDN. Line number.
97 Call refused: select S0 interface Abort call on ISDN. Line number.
98 Incoherent position in C10. Abort call on ISDN. Line number.
99 Rejection of MLP Abort call on ISDN. Line number.
A0 Translation X.121 ---> E.164 KO Abort call on ISDN. Line number.
A1 No channel available for outgoing call Abort call on ISDN. Line number.
A2 Not more info concerning "call" available Abort call on ISDN. Line number.
A3 Max. number of VCs reached Abort on overflow to another channel Line number.
A4 Position of "profile" C30 inconsistent Abort call on ISDN Line number.
A5 Profile C30 inconsistent Abort call on ISDN Line number.
A6 B channel not configured Abort call on ISDN Line number.
A7 Failure of multiple backup attempt Abort call on ISDN Line number.
A8 Stopping of multiple backup: all attempts have failed Abort call on ISDN Line number.
B0 Disconnect indication of a B-channel Line number (channel D or PLL)

Channel B line nbr. E.164 address of remote user.

B1 Connection indication of a B-channel. Line number (channel D or PLL). Line number channel B. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).
B2 Connection indication of a B-channel, requested by the remote party. Line number (channel D or PLL). Line number channel B. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).
B3 Connection failure (local or remote) Line number (channel D or PLL). Nature of failure1. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). Main line number of the bundle (FF=not significant).
B4 Disconnect failure. Line number (channel D or PLL). Call refer nbr. Channel B line nbr. E.164 @ of remote user.
B5 Total cost of an ISDN call in telephone charge units

  • D channel number.

  • B channel number. Separator AA. Number of basic charge units relative to ISDN call duration. Number of charge units for (USS, call metering).


1 = Remote; = Local

Table  F-22: Family 13 - X.29 Rerouting tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
01 Rerouting request transmitted transparently (parameter DR2 present; length zero). Call transmitted transparently. Line number.
02 Rerouting request refused due to syntax error or parameter not processed. Transmission of a negative routing report. Line number.
03 A clear received on a transmitted call due to a rerouting request. Transmission of a negative routing report. Line number.
04 A clear received on a transmitted call due to a new X.29 selection or a reconnect command. Line number.

Table  F-23: Family 14 - LAN connection tables
Event Code (hex.) Meaning Arguments
01 Transmission failure 1B Line number
05 SLL Bridge moving into service 1B Line number

1B Free

1W SLL number

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation

06 SLL Bridge going out of service 1B Number of LAN line

1B Free

1W SLL number

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation

08 ARP IP address error or Ethernet address of Router is duplicated 1B Line number

1B Free

1L IP address of Router

1L IP adress of First station

1L IP address of second station

6B Ethernet address of first station

6B Ethernet address of second station

09 ARP Impossible address resolution 1B Line number

1B Free

1L IP address of Router

1L IP address not resolved

0A Error on IP Router 1B Number of LAN line

1B Free

1L IP address of Router

1B Error code

0D IP-Router unknown destination 1B Number of LAN line

1B Free

1L IP address of Router

1L IP address in fault

1L Source IP address of datagram

1B Error code

0 = ICMP net unreachable

1 = ICMP host unreachable

2 = ICMP protocol unreachable

0E IP-Router time exceeded 1B Number of LAN line

1B Free

1L IP address of router

1L Destination IP address of datagram

1L Source IP address of datagram

1B Error code

0 = ICMP time to live in transit

0F Error IP-Router SLL 1B Number of LAN line

1B Free

1L IP address of Router

1W SLL number in fault

1W DNIC of remote equipment

1B ZO of remote equipment

1B Remote subscriber

1B Error code

01 = Fast select configuration error

05 = Error in call data

0A = Dynamic connection fault

10 LAN or Wan Interface in service 1B Number of LAN line

1B Free

1L IP address of router

1W SLL number (0 if LAN)

1W DNIC of remote equipment (0 if LAN)

1B ZO of remote equipment (0 if LAN)

1B Remote subscriber (0 if LAN)

1B Local subscriber

1B Number of SLL handler line

1B Type of encapsulation (0 if LAN)

11 LAN or WAN interface out of order 1B Number of LAN line

1B Free

1L IP address of Router

1W SLL number (0 if LAN)

1W DNIC of remote equipment (0 if LAN)

1B ZO of remote equipment (0 if LAN)

1B Remote subscriber (0 if LAN)

1B Local subscriber (0 if LAN)

1B Number of SLL handler line

1B Type of encapsulation (0 if LAN)


Table  F-24: Family 15 - DLC/MFR/FRAD/FRT/FRIP/RAD tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Connection established. Establishment of an SVC. Line number, DLCI, type of encapsulation received, type of encapsulation negotiated.
01 Connection cleared. Clearing the SVC. Line number, DLCI, type of encapsulation received, type of encapsulation negotiated clearing cause and diagnostic code.
02 Unknown DLCI. Frame ignored. Line number DLCI.
03 Start regrouping frames. Line number DLCI.
04 Stop transmission of regrouped frames Line number DLCI.
05 Positioning congestion bits. Line number DLCI.
06 Selective discarding. Line number DLCI.
07 Discard all frames. Line number DLCI.
08 Discard all framer when the "data frame rejection" threshold is exceeded (C2R3P0) Line number DLCI.
10 Frame too short. Frame is ignored. Line number DLCI.
20 Frame too long Frame is ignored. Line number DLCI.
30 Packet received from X.25 too short Packet ignored Line number DLCI.
40 Packet received from X.25 too long Packet ignored Line number DLCI.
50 Premature end of deblocking, impossible to extract next SEP because remaining number of bytes less than 2 End of packet ignored. Line number DLCI.
60 Extracted SEP inconsistent, because length (SEP+data) smaller than remaining number of bytes The grouped frames, as of which the SEP is inconsistent, are ignored Line number DLCI.
80 Reception of a frame with RFC 1490 encapsulation error The frame is ignored. Virtual line number. DLCI No. and the first 7 bytes of the frame received.
81 RFC 1490 too many stuffing errors (>50) The frame is ignored. Virtual line number. DLCI No.
8C CRC error Frame is ignored. Line number DLCI.
E0 FR segmenting

Cause of equipment

DLCI number

Virtual line number

Distant address length

Distant address (prefix A or AA) in BCD

E1 Unknown DLCI received

DLCI number in BCD
E2 Unknown DLCI transmitted

DLCI number in BCD
E3 Inconsistant DLCI received

DLCI number in BCD
E4 Inconsistant DLCI transmitted

DLCI number in BCD
E8 Counter-relayer

Number of frames received with CRC error

Last unknown DLCI received

various service classes (see table below)

Event Code (hex.) Meaning Reaction of Equipment
0A Beginning of partial congestion in queue (FA) VBR (threshold 1) Notification of congestion with FECN and BECN bits at connections having frames marked DE.
0B End of total congestion in VBR queue Change to partial congestion state.
0C Beginning of total congestion in VBR queue (threshold 2) Notification of total congestion with FECN and BECN for all connections in UBR queue.
0D End of total congestion in VBR queue Change to partial congestion state.
0E Beginning of partial rejection in VBR queue (threshold 3) All the incoming frames with the DE bit are ignored
0F End of partial rejection in VBR queue Return to total congestion state.
10 Beginning of total rejection in VBR queue (threshold 4) All the incoming frames are ignored.
11 End of total rejection in UBR queue Return to partial state.
12 Beginning of partial congestion in VBR_TR queue (threshold 1) Notification of congestion with FECN and BECN bits for connections having frames marked DE.
13 End of partial congestion in VBR_TR queue Return to normal state.
14 Beginning of total congestion in VBR_TR queue (threshold 2). Notification of total congestion with FECN and BECN bits for all connections in UBR queue.
15 End of total congestion in VBR_TR queue Change to partial congestion state.
16 Beginning of partial rejection in VBR_TR queue (threshold 3) All the incoming frames with the DE bit are ignored.
17 End of partial rejection in VBR_TR queue Return to total congestion state.
18 Beginning of total rejection in VBR_TR queue (threshold 4) All the incoming frames are ignored.
19 End of total rejection in UBR queue Return to partial reject state.

Table  F-25: Family 16 - Compression procedure tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Compression out of order on the VC Clear when obligatory service otherwise VC setup without compression See Appendix E
01 Compression in service in the direction: called to caller Establishment of a VC See Appendix E
02 Compression in service in the direction: caller to called Establishment of a VC See Appendix E
03 Compression in bi-directional service Establishment of a VC See Appendix E
04 Reset of the compression function. Reason: internal See Appendix E
05 Reset of the compression function. Reason: external See Appendix E
06 Scrambling out of service on VC Clearing if service is obligatory, otherwise establishment of compression without scrambling See Appendix E
07 Scrambling in service on VC Establishment of VC See Appendix E
08 Grouping of out of service packets on the VC Clearing if service is mandatory otherwise setup of VC with compression, without grouping See appendix E
09 Grouping of in service packets on the VC Setup of VC with compression and grouping See appendix E

Table  F-26: Family 17 - DLM function tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
01 Request to connect line in X.121 direction Line number FF byte, E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No. (FF=not significant).
02 Notification of failure to connect a switched line; local or remote cause Line number. Nature of failure1. E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No. (FF=not significant)? Failure cause.
03 Notification of connection of switched line already established Line number FF byte, E.164 @ length. E.164 @. Separator (AA). X.121 @ length. X.121 @. Separator (AA). MLP bundle No.
04 Indication of successfull assignment of a switched line connection as part of a DL/PLL changeover or reconnection of DL/PLL Destination line. Line number of source cause indication. Diagnostic indication.
05 Request to assign an SL for changeover of DL/PLL or reconnection of DL/PLL Source line number. Destination line number.
06 GPC requests other GPC's to close the SLs not belonging to a bundle having the indicated direction Number of line having caused the RESET. X.121 address length. X.121 address.
07 Notification of software incident in DLM Line number. Incident number.
08 Notification of low threshold on a bundle Bundle number. Number of lines in bundle. List of lines/bundles. Terminator FF.

1 0 = Remote; 1 = Local

Table  F-27: Family 18 - Configuration function tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Configurator call. Wait for keyword Call request packet.
01 CRC error Restoral of CONFIG RAM
02 Size too large Size compressed.
03 EEPROM archiving Configuration/TF.
04 CONFIG RAM restoral Clearance Configuration/TF.
05 Selective reset Clearance
06 Line creation Clearance Line number.
07 Line elimination Clearance Line number.
08 Modification of type of line Clearance Line number.
09 Network clear/abnormal clear Clearance Cause and diagnostic.
0A Copy of CONFIG RAM into operational RAM
14 Downloading refused owing to absence of user rights Module number.
15 Downloading refused owing to lack of memory resources for buffer zone Module number.
16 Start of download
17 Download stopped Module number.
18 Downloading successful
19 Downloading refused owing to lack of memory resources and RAM < 2 Mbytes Module number.
1E Resetting on 'Flash" version Module number.
1F Resetting on version downloaded to RAM Module number.
20 Downloading/uploading of configuration

Table  F-28: Family 19 - IML Function tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 Reception error on frame The frame is ignored.
01 Protocol error The frame is ignored. See appendix F.
02 Reliability error See appendix F.
03 Passage available
04 Passage unavailable
05 COMPAC system errd of transmission not OK. Generally problem with clock on interface.
06 PLL context not found DLCI not configured
07 Event on PLL context See appendix F.
09 Inconsistency in class 13 The default values of profile 84 are used for operation.
a2 No call reference connection available Call reference number (2 bytes)

Cause of failure (1 byte)

a3 Maximum CV number reached

Call reference number (2 bytes)

Cause of failure (1 byte)

a4 Configuration error at C32 Number of errors (1 at FP)

DLCI number (2 bytes)

Error type (1 byte)

Incorrect value (2 bytes)

DLCI number

Virtual line number

Distant address length

Distant address (prefix A or AA) in B C D

Separator AA

a5 Modified configuration values Incorrect values configuration parameters list (Be, Bc, CIRmin, strategy)
b0 DLCI disconnection indication

DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b1 Local DLCI connection indication

DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b2 Distant DLCI connection indication DLCI number

Virtual line number

Distant address length

Distant address(prefix A or AA) in B C D

Separator AA

b3

Local or distant connection failure DLCI number

Local or distant failure type

Distant address length

Distant address in B C D

Cause of failure


Table  F-29: Family 1A - PPP Table
Event Code (hex.) Meaning Reaction of Equipment Arguments
01 LCP protocol in service NCP connection Line number.
02 LCP protocol out of service NCP disconnection Line number.
03 IPCP protocol in service Line number.
04 IPCP protocol out of service Line number.
05 BRDGCP protocol in service Line number.
06 BRDGCP protocol out of service Line number.
07 IPXCP protocol in service Line number.
08 IPXCP protocol out of service Line number.
09 CLNPCP protocol in service Line number.
10 CLNPCP protocol out of service Line number.

Table  F-30: Family 1B - SNA or FR tables
Event Code (hex.) Meaning Reaction of Equipment Arguments
00 RFC 1490 header altered Frame ignored. Virtual line number.
04 SSAP incorrect Frame ignored. Virtual line number.
05 DSAP incorrect Frame ignored. Virtual line number.
06 Received data frame incorrect Frame ignored. Virtual line number.
07 U frame too short Frame ignored. Virtual line number.
08 Command u frame unknown Frame ignored. Virtual line number.
09 Response U frame unknown Frame ignored. Virtual line number.
0A S frame too short Frame ignored. Virtual line number.
0B Command S frame unknown Frame ignored. Virtual line number.
0C Responses S frame unknown Frame ignored. Virtual line number.
0D FRMR frame received Frame ignored. Virtual line number.
0E Incorrect U/S frame length Frame ignored. Virtual line number.
0F Frame received out of sequence Frame ignored. Virtual line number.
10 Frame received out of sequence and out of window Frame ignored. Virtual line number.
11 Frame received with ML wrong NR Frame ignored. Virtual line number.
12 Unknown packed received from QLLC Frame ignored. Virtual line number.
13 Unknown event received from QLLC Frame ignored. Virtual line number.
80 Virtual line out of service Clearing of VC Virtual line number.
81 Call request packet sent Call sent Virtual line number.
82 Clear packet sent Clear Virtual line number.
83 Correct call request packet received Sending of call confirmation packet. Virtual line number.
85 Virtual lin In Service Raedy for VC setup. Virtual line number.
87 Clear confirmation received Virtual line number.
88 Call confirmation received Virtual line number.
8A Clear received Clearing of VC. Virtual line number.
8B Number of call attempts exhausted Clear. Virtual line number.
8C Procedure code error in Clear call request packet (code C3 not found in first byte of call-request packet data field) Clear. Virtual line.
90 Changeover to data transfer state of QLLC level Clear sent. Virtual line number.
C1 Unknown packet received in data transfer (QLLC) Clear sent. Virtual line number.
C2 Reception of unknown command packet Packet ignored. Virtual line number.
CD Clearing on QLLC packet not expected Clear sent. Virtual line number.
CF Clear requested by QLLC procedure Clear sent. Virtual line number.
D0 Request for setup of VC for station of address x Call request packet sent. Virtual line number.

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