[asterisk-users] PRI problem, pri_fixup_principle: Call specified, but not found? [SOLVED]

Carlos G Mendioroz tron at acm.org
Sun May 27 05:31:02 MST 2007


Issue was that zapata.conf was specifying "trunkgroup" for the spans.
This was adding a "DS1 Identifier" to the setup channel ID, which
the CO does not recognize and so it assigns its own pick of channel.
This was causing a move which asterisk does not cope with.
(Actually, initial channel id being "exclusive" explicitly forbids
B channel being moved).

As Matt said, configuration error.
-Carlos

Carlos G Mendioroz @ 24/05/2007 10:33 -0300 dixit:
> Here...
> Please advise if any special flags/options are needed.
> 
> < [ 02 01 01 27 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 019 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 18 to (but not including) 19
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Unsolicited RR with P/F bit, responding
> Sending Receiver Ready (51)
> 
>> [ 02 01 01 67 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 051 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> T203 counter expired, sending RR and scheduling T203 again
> Sending Receiver Ready (51)
> 
>> [ 00 01 01 67 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 051 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> 
> < [ 00 01 01 27 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 019 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 18 to (but not including) 19
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Got RR response to our frame
> -- Restarting T203 counter
> 
> < [ 02 01 01 b1 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 088 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 87 to (but not including) 88
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Unsolicited RR with P/F bit, responding
> Sending Receiver Ready (6)
> 
>> [ 02 01 01 0d ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 006 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> T203 counter expired, sending RR and scheduling T203 again
> Sending Receiver Ready (6)
> 
>> [ 00 01 01 0d ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 006 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> 
> < [ 00 01 01 b1 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 088 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 87 to (but not including) 88
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Got RR response to our frame
> -- Restarting T203 counter
>     -- Accepting AUTHENTICATED call from 10.8.0.6:
>        > requested format = alaw,
>        > requested prefs = (),
>        > actual format = alaw,
>        > host prefs = (),
>        > priority = mine
>     -- Executing Dial("IAX2/10.8.0.6:4569-3", "Zap/g2/113") in new stack
>     -- Requested transfer capability: 0x00 - SPEECH
> 
>> [ 00 01 26 66 08 02 0e 89 05 04 03 80 90 a3 18 04 e9 82 83 81 28 08 43
> 61 72 6c 6f 73 20 4d 6c 06 41 81 31 31 30 30 70 04 c1 31 31 33 a1 ]
> 
>> Informational frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> N(S): 019   0: 0
>> N(R): 051   P: 0
>> 41 bytes of data
> -- Restarting T203 counter
> Stopping T_203 timer
> Starting T_200 timer
>> Protocol Discriminator: Q.931 (8)  len=41
>> Call Ref: len= 2 (reference 3721/0xE89) (Originator)
>> Message type: SETUP (5)
>> [04 03 80 90 a3]
>> Bearer Capability (len= 5) [ Ext: 1  Q.931 Std: 0  Info transfer
> capability: Speech (0)
>>                              Ext: 1  Trans mode/rate: 64kbps,
> circuit-mode (16)
>>                              Ext: 1  User information layer 1: A-Law (35)
>> [18 04 e9 82 83 81]
>> Channel ID (len= 6) [ Ext: 1  IntID: Explicit, PRI Spare: 0, Exclusive
> Dchan:0
>>                        ChanSel: Reserved
>>                       Ext: 1  DS1 Identifier: 2
>>                       Ext: 1  Coding: 0   Number Specified   Channel
> Type: 3
>>                       Ext: 1  Channel: 1 ]
>> [28 08 43 61 72 6c 6f 73 20 4d]
>> Display (len= 8) [ Carlos M ]
>> [6c 06 41 81 31 31 30 30]
>> Calling Number (len= 8) [ Ext: 0  TON: Subscriber Number (4)  NPI:
> ISDN/Telephony Numbering Plan (E.164/E.163) (1)
>>                           Presentation: Presentation permitted, user
> number passed network screening (1) '1100' ]
>> [70 04 c1 31 31 33]
>> Called Number (len= 6) [ Ext: 1  TON: Subscriber Number (4)  NPI:
> ISDN/Telephony Numbering Plan (E.164/E.163) (1) '113' ]
>> [a1]
>> Sending Complete (len= 1)
>     -- Called g2/113
> 
> < [ 00 01 01 28 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 020 P/F: 0
> < 0 bytes of data
> -- ACKing all packets from 18 to (but not including) 20
> -- ACKing packet 19, new txqueue is -1 (-1 means empty)
> -- Since there was nothing left, stopping T200 counter
> -- Nothing left, starting T203 counter
> -- Restarting T203 counter
> 
> < [ 02 01 66 28 08 02 8e 89 7d 08 04 82 e3 98 28 14 01 01 ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 051   0: 0
> < N(R): 020   P: 0
> < 14 bytes of data
> -- ACKing all packets from 19 to (but not including) 20
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=14
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: STATUS (125)
> < [08 04 82 e3 98 28]
> < Cause (len= 6) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0: 0
> Location: Public network serving the local user (2)
> <                  Ext: 1  Cause: Info. element nonexist or not
> implemented (99), class = Protocol Error (6) ]
> <              Cause data 1: 98 (152, Non-Locking Shift To Codeset 0 IE)
> <              Cause data 2: 28 (40, Display IE)
> < [14 01 01]
> < Call State (len= 3) [ Ext: 0  Coding: CCITT (ITU) standard (0) Call
> state: Call Initiated (1)
> Sending Receiver Ready (52)
> 
>> [ 02 01 01 68 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 052 P/F: 0
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> 
> < [ 02 01 68 28 08 02 8e 89 02 18 03 a9 83 88 ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 052   0: 0
> < N(R): 020   P: 0
> < 10 bytes of data
> -- ACKing all packets from 19 to (but not including) 20
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=10
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: CALL PROCEEDING (2)
> < [18 03 a9 83 88]
> < Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Exclusive
> Dchan:0
> <                        ChanSel: Reserved
> <                       Ext: 1  Coding: 0   Number Specified   Channel
> Type: 3
> <                       Ext: 1  Channel: 8 ]
> Sending Receiver Ready (53)
> 
>> [ 02 01 01 6a ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 053 P/F: 0
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> 
> < [ 02 01 6a 28 08 02 8e 89 01 1e 02 82 88 1e 02 8a 81 ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 053   0: 0
> < N(R): 020   P: 0
> < 13 bytes of data
> -- ACKing all packets from 19 to (but not including) 20
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=13
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: ALERTING (1)
> < [1e 02 82 88]
> < Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0)
> 0: 0 Location: Public network serving the local user (2)
> <                               Ext: 1  Progress Description: Inband
> information or appropriate pattern now available. (8) ]
> < [1e 02 8a 81]
> < Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0)
> 0: 0 Location: Network beyond the interworking point (10)
> <                               Ext: 1  Progress Description: Call is
> not end-to-end ISDN; further call progress information may be available
> inband. (1) ]
> Sending Receiver Ready (54)
> 
>> [ 02 01 01 6c ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 054 P/F: 0
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
>     -- Moving call from channel 32 to channel 39
>     -- Zap/2:39-1 is ringing
> 
> < [ 02 01 6c 28 08 02 8e 89 07 29 05 07 05 17 08 23 ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 054   0: 0
> < N(R): 020   P: 0
> < 12 bytes of data
> -- ACKing all packets from 19 to (but not including) 20
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=12
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: CONNECT (7)
> < [29 05 07 05 17 08 23]
> < Time Date (len= 7) [ 07-05-23 08:35 ]
> 
>> [ 00 01 28 6e 08 02 0e 89 0f ]
> 
>> Informational frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> N(S): 020   0: 0
>> N(R): 055   P: 0
>> 5 bytes of data
> -- Restarting T203 counter
> Stopping T_203 timer
> Starting T_200 timer
>> Protocol Discriminator: Q.931 (8)  len=5
>> Call Ref: len= 2 (reference 3721/0xE89) (Originator)
>> Message type: CONNECT ACKNOWLEDGE (15)
> 
> < [ 00 01 01 2a ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 021 P/F: 0
> < 0 bytes of data
> -- ACKing all packets from 19 to (but not including) 21
> -- ACKing packet 20, new txqueue is -1 (-1 means empty)
> -- Since there was nothing left, stopping T200 counter
> -- Nothing left, starting T203 counter
> -- Restarting T203 counter
>     -- Zap/2:39-1 answered IAX2/10.8.0.6:4569-3
> 
>> [ 00 01 2a 6e 08 02 0e 89 45 08 02 81 90 ]
> 
>> Informational frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> N(S): 021   0: 0
>> N(R): 055   P: 0
>> 9 bytes of data
> -- Restarting T203 counter
> Stopping T_203 timer
> Starting T_200 timer
>> Protocol Discriminator: Q.931 (8)  len=9
>> Call Ref: len= 2 (reference 3721/0xE89) (Originator)
>> Message type: DISCONNECT (69)
>> [08 02 81 90]
>> Cause (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0: 0
> Location: Private network serving the local user (1)
>>                  Ext: 1  Cause: Normal Clearing (16), class = Normal
> Event (1) ]
>     -- Hungup 'Zap/2:39-1'
>   == Spawn extension (local, 113, 1) exited non-zero on
> 'IAX2/10.8.0.6:4569-3'
> 
> < [ 00 01 01 2c ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 022 P/F: 0
> < 0 bytes of data
> -- ACKing all packets from 20 to (but not including) 22
> -- ACKing packet 21, new txqueue is -1 (-1 means empty)
> -- Since there was nothing left, stopping T200 counter
> -- Nothing left, starting T203 counter
> -- Restarting T203 counter
>     -- Hungup 'IAX2/10.8.0.6:4569-3'
> 
> < [ 02 01 6e 2c 08 02 8e 89 4d ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 055   0: 0
> < N(R): 022   P: 0
> < 5 bytes of data
> -- ACKing all packets from 21 to (but not including) 22
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=5
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: RELEASE (77)
> Sending Receiver Ready (56)
> 
>> [ 02 01 01 70 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 056 P/F: 0
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> May 23 08:28:04 WARNING[24031]: chan_zap.c:7947 pri_fixup_principle:
> Call specified, but not found?
> May 23 08:28:04 WARNING[24031]: chan_zap.c:9027 pri_dchannel: Hangup on
> bad channel 2/8 on span 2
> T203 counter expired, sending RR and scheduling T203 again
> Sending Receiver Ready (56)
> 
>> [ 00 01 01 71 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 056 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> 
> < [ 00 01 01 2d ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 022 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 21 to (but not including) 22
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Got RR response to our frame
> -- Restarting T203 counter
> 
> < [ 02 01 70 2c 08 02 8e 89 4d ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 056   0: 0
> < N(R): 022   P: 0
> < 5 bytes of data
> -- ACKing all packets from 21 to (but not including) 22
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=5
> < Call Ref: len= 2 (reference 3721/0xE89) (Terminator)
> < Message type: RELEASE (77)
> Sending Receiver Ready (57)
> 
>> [ 02 01 01 72 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 057 P/F: 0
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> May 23 08:28:08 WARNING[24031]: chan_zap.c:7947 pri_fixup_principle:
> Call specified, but not found?
> May 23 08:28:08 WARNING[24031]: chan_zap.c:9027 pri_dchannel: Hangup on
> bad channel 2/8 on span 2
> 
> < [ 02 01 01 b1 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 088 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 87 to (but not including) 88
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Unsolicited RR with P/F bit, responding
> Sending Receiver Ready (6)
> 
>> [ 02 01 01 0d ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 1 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 006 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> -- Restarting T203 counter
> T203 counter expired, sending RR and scheduling T203 again
> Sending Receiver Ready (6)
> 
>> [ 00 01 01 0d ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 006 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> 
> < [ 00 01 01 b1 ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 088 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 87 to (but not including) 88
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Got RR response to our frame
> -- Restarting T203 counter
> 
> < [ 02 01 72 2c 08 02 00 00 46 18 03 a1 83 88 79 01 80 ]
> 
> < Informational frame:
> < SAPI: 00  C/R: 1 EA: 0
> <  TEI: 000        EA: 1
> < N(S): 057   0: 0
> < N(R): 022   P: 0
> < 13 bytes of data
> -- ACKing all packets from 21 to (but not including) 22
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> < Protocol Discriminator: Q.931 (8)  len=13
> < Call Ref: len= 2 (reference 0/0x0) (Originator)
> < Message type: RESTART (70)
> < [18 03 a1 83 88]
> < Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Preferred
> Dchan:
> 0
> <                        ChanSel: Reserved
> <                       Ext: 1  Coding: 0   Number Specified   Channel
> Type: 3
> <                       Ext: 1  Channel: 8 ]
> < [79 01 80]
> < Restart Indentifier (len= 3) [ Ext: 1  Spare: 0  Resetting Indicated
> Channel (
> 0) ]
> 
>> [ 00 01 2c 74 08 02 80 00 4e 18 03 a1 83 88 79 01 80 ]
> 
>> Informational frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> N(S): 022   0: 0
>> N(R): 058   P: 0
>> 13 bytes of data
> -- Restarting T203 counter
> Stopping T_203 timer
> Starting T_200 timer
>> Protocol Discriminator: Q.931 (8)  len=13
>> Call Ref: len= 2 (reference 0/0x0) (Terminator)
>> Message type: RESTART ACKNOWLEDGE (78)
>> [18 03 a1 83 88]
>> Channel ID (len= 5) [ Ext: 1  IntID: Implicit, PRI Spare: 0, Preferred
> Dchan:
> 0
>>                        ChanSel: Reserved
>>                       Ext: 1  Coding: 0   Number Specified   Channel
> Type: 3
>>                       Ext: 1  Channel: 8 ]
>> [79 01 80]
>> Restart Indentifier (len= 3) [ Ext: 1  Spare: 0  Resetting Indicated
> Channel (
> 0) ]
>     -- B-channel 0/8 restarted on span 2
> 
> < [ 00 01 01 2e ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 023 P/F: 0
> < 0 bytes of data
> -- ACKing all packets from 21 to (but not including) 23
> -- ACKing packet 22, new txqueue is -1 (-1 means empty)
> -- Since there was nothing left, stopping T200 counter
> -- Nothing left, starting T203 counter
> -- Restarting T203 counter
> T203 counter expired, sending RR and scheduling T203 again
> Sending Receiver Ready (58)
> 
>> [ 00 01 01 75 ]
> 
>> Supervisory frame:
>> SAPI: 00  C/R: 0 EA: 0
>>  TEI: 000        EA: 1
>> Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
>> N(R): 058 P/F: 1
>> 0 bytes of data
> -- Restarting T203 counter
> 
> < [ 00 01 01 2f ]
> 
> < Supervisory frame:
> < SAPI: 00  C/R: 0 EA: 0
> <  TEI: 000        EA: 1
> < Zero: 0     S: 0 01: 1  [ RR (receive ready) ]
> < N(R): 023 P/F: 1
> < 0 bytes of data
> -- ACKing all packets from 22 to (but not including) 23
> -- Since there was nothing left, stopping T200 counter
> -- Stopping T203 counter since we got an ACK
> -- Nothing left, starting T203 counter
> -- Got RR response to our frame
> -- Restarting T203 counter
> 
> 
> 
> John Treble @ 24/05/2007 09:35 -0300 dixit:
>>> in a PRI setup, the receiving side is changing the B channel at
>> proceeding.
>>
>> Please post the layer 3 trace for this call scenario so that members of this
>> forum can help you debug your problem.
>>
>>
>> John Treble
>> Ottawa, Canada
>>
>>
>>> -----Original Message-----
>>> From: asterisk-users-bounces at lists.digium.com [mailto:asterisk-users-
>>> bounces at lists.digium.com] On Behalf Of Carlos G Mendioroz
>>> Sent: May 24, 2007 7:53 AM
>>> To: asterisk-users at lists.digium.com
>>> Subject: [asterisk-users] PRI problem, pri_fixup_principle: Call
>>> specified,but not found?
>>>
>>> Hi,
>>> in a PRI setup, the receiving side is changing the B channel at
>>> proceeding. It seems this sometimes breaks some logic
>>> (pri_fixup_principle) and then the hangup kind of breaks, release is not
>>> answered and a restart cycle is triggered (by remote side).
>>>
>>> Anyone can help me debug this ? I've seen many posts with simmilar
>>> issues but no answer/solution.
>>>
>>> This is happening on Asterisk 1.2.16 + libpri 1.2.4 on a sangoma A104D.
>>> On a general side, where can I find a document (other than sources :)
>>> to start digging where the Zap->pri mapping is done and how,
>>> or at leaset what pri_fixup_principle is supposed to do...
>>>
>>> TIA,
>>> --
>>> Carlos G Mendioroz  <tron at acm.org>
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>>
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> 

-- 
Carlos G Mendioroz  <tron at acm.org>


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