Temporarily could not dial out to pri trunk

Maybe an expert with better PRI debugging skills can determine why at one point an outgoing call wasn’t not able to get through to the PRI. As far as I can tell, incoming calls were ok. I am running Asterisk 1.4.18, FreePBX 2.3.15, trixbox 2.4.2 and using Sangoma AFT-A101.

Here’s the log message with notice, warning, error, debug, verbose, pri debugging, and pri intense debugging on:

[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Executing [s@macro-dialout-trunk:25] Dial(“SIP/125-b482a670”, “ZAP/g0/18002324238|300|w”) in new stack
[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Making new call for cr 33433
[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Requested transfer capability: 0x00 - SPEECH
[Mar 5 13:11:29] VERBOSE[6084] logger.c:
[Mar 5 13:11:29] VERBOSE[6084] logger.c:
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > SAPI: 00 C/R: 0 EA: 0
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > N(S): 127 0: 0
[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Restarting T203 counter
[Mar 5 13:11:29] VERBOSE[6084] logger.c: Stopping T_203 timer
[Mar 5 13:11:29] VERBOSE[6084] logger.c: Starting T_200 timer
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Protocol Discriminator: Q.931 (8) len=62
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Call Ref: len= 2 (reference 665/0x299) (Originator)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Message type: SETUP (5)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [04 03 80 90 a2]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Bearer Capability (len= 5) [ Ext: 1 Q.931 Std: 0 Info transfer capability: Speech (0)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Ext: 1 Trans mode/rate: 64kbps, circuit-mode (16)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Ext: 1 User information layer 1: u-Law (34)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [18 03 a9 83 85]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Channel ID (len= 5) [ Ext: 1 IntID: Implicit PRI Spare: 0 Exclusive Dchan: 0
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > ChanSel: Reserved
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Ext: 1 Coding: 0 Number Specified Channel Type: 3
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Ext: 1 Channel: 5 ]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [1e 02 80 83]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Progress Indicator (len= 4) [ Ext: 1 Coding: CCITT (ITU) standard (0) 0: 0 Location: User (0)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Ext: 1 Progress Description: Calling equipment is non-ISDN. (3) ]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [28 0d b1 43 4d 45 20 52 65 73 6f 75 72 63 65]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Display (len=13) Charset: 31 [ CME Resource ]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [6c 0c 21 80 38 30 30 32 33 32 34 32 33 38]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Calling Number (len=14) [ Ext: 0 TON: National Number (2) NPI: ISDN/Telephony Numbering Plan (E.164/E.163) (1)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Presentation: Presentation permitted, user number not screened (0) ‘8002324238’ ]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > [70 0c a1 31 38 30 30 32 33 32 34 32 33 38]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: > Called Number (len=14) [ Ext: 1 TON: National Number (2) NPI: ISDN/Telephony Numbering Plan (E.164/E.163) (1) ‘18002324238’ ]
[Mar 5 13:11:29] VERBOSE[6084] logger.c: q931.c:2881 q931_setup: call 33433 on channel 5 enters state 1 (Call Initiated)
[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Called g0/18002324238
[Mar 5 13:11:29] VERBOSE[6084] logger.c: – Zap/5-1 is proceeding passing it to SIP/125-b482a670
[Mar 5 13:11:30] DEBUG[6084] chan_zap.c: Set option AUDIO MODE, value: ON(1) on Zap/5-1
[Mar 5 13:11:30] DEBUG[6084] chan_zap.c: Not yet hungup… Calling hangup once with icause, and clearing call
[Mar 5 13:11:30] VERBOSE[6084] logger.c: NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Disconnect Indication, peerstate Disconnect Request
[Mar 5 13:11:30] VERBOSE[6084] logger.c: q931.c:2716 q931_release: call 33433 on channel 5 enters state 19 (Release Request)
[Mar 5 13:11:30] VERBOSE[6084] logger.c:
[Mar 5 13:11:30] VERBOSE[6084] logger.c:
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > SAPI: 00 C/R: 0 EA: 0
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > N(S): 002 0: 0
[Mar 5 13:11:30] VERBOSE[6084] logger.c: – Restarting T203 counter
[Mar 5 13:11:30] VERBOSE[6084] logger.c: Stopping T_203 timer
[Mar 5 13:11:30] VERBOSE[6084] logger.c: Starting T_200 timer
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > Protocol Discriminator: Q.931 (8) len=9
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > Call Ref: len= 2 (reference 665/0x299) (Originator)
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > Message type: RELEASE (77)
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > [08 02 81 af]
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > Cause (len= 4) [ Ext: 1 Coding: CCITT (ITU) standard (0) Spare: 0 Location: Private network serving the local user (1)
[Mar 5 13:11:30] VERBOSE[6084] logger.c: > Ext: 1 Cause: Unknown (47), class = Network Congestion (resource unavailable) (2) ]
[Mar 5 13:11:30] DEBUG[6084] chan_zap.c: Set option AUDIO MODE, value: OFF(0) on Zap/5-1
[Mar 5 13:11:30] VERBOSE[6084] logger.c: – Hungup ‘Zap/5-1’
[Mar 5 13:11:30] VERBOSE[6084] logger.c: == Everyone is busy/congested at this time (1:0/0/1)
[Mar 5 13:11:30] DEBUG[6084] app_macro.c: Executed application: Dial
[Mar 5 13:11:30] VERBOSE[6084] logger.c: – Executing [s@macro-dialout-trunk:26] Goto(“SIP/125-b482a670”, “s-CHANUNAVAIL|1”) in new stack
[Mar 5 13:11:30] VERBOSE[6084] logger.c: – Goto (macro-dialout-trunk,s-CHANUNAVAIL,1)