Sending Set Asynchronous Balanced Mode Extended
< Protocol Discriminator: Q.931 (8)  len=44
< Call Ref: len= 2 (reference 83/0x53) (Originator)
< Message type: SETUP (5)
< [a1]
< Sending Complete (len= 1)
< [04 03 90 90 a3]
< Bearer Capability (len= 5) [ Ext: 1  Q.931 Std: 0  Info transfer capability: 3.1kHz audio (16)
<                              Ext: 1  Trans mode/rate: 64kbps, circuit-mode (16)
<                              Ext: 1  User information layer 1: A-Law (35)
< [18 03 a9 83 81]
< 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: 1 ]
< [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) ]
< [6c 0d 00 83 30 37 39 37 33 32 32 32 32 32 34]
< Calling Number (len=15) [ Ext: 0  TON: Unknown Number Type (0)  NPI: Unknown Number Plan (0)
<                           Presentation: Presentation allowed of network provided number (3)  '07973222224' ]
< [70 07 80 33 37 37 37 37 33]
< Called Number (len= 9) [ Ext: 1  TON: Unknown Number Type (0)  NPI: Unknown Number Plan (0)  '377773' ]
-- Making new call for cr 83
-- Processing Q.931 Call Setup
-- Processing IE 161 (cs0, Sending Complete)
-- Processing IE 4 (cs0, Bearer Capability)
-- Processing IE 24 (cs0, Channel Identification)
-- Processing IE 30 (cs0, Progress Indicator)
-- Processing IE 108 (cs0, Calling Party Number)
-- Processing IE 112 (cs0, Called Party Number)
q931.c:3298 q931_receive: call 83 on channel 1 enters state 6 (Call Present)
NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Call Present, peerstate Call Initiated
q931.c:2893 q931_release_complete: call 83 on channel 1 enters state 0 (Null)
> Protocol Discriminator: Q.931 (8)  len=9
> Call Ref: len= 2 (reference 83/0x53) (Terminator)
> Message type: RELEASE COMPLETE (90)
> [08 02 81 ac]
> Cause (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0)  Spare: 0  Location: Private network serving the local user (1)
>                  Ext: 1  Cause: Requested channel not available (44), class = Network Congestion (resource unavailable) (2) ]
NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Null, peerstate Null
NEW_HANGUP DEBUG: Destroying the call, ourstate Null, peerstate Null