-- Executing Dial("Zap/216-1", "Zap/97/95273527") in new stack
-- Making new call for cr 33834
    -- Requested transfer capability: 0x00 - SPEECH
> Protocol Discriminator: Q.931 (8)  len=45
> Call Ref: len= 2 (reference 1066/0x42A) (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 80 83 84]
> Channel ID (len= 6) [ Ext: 1  IntID: Explicit, PRI Spare: 0, Exclusive Dchan: 0
>                        ChanSel: Reserved
>                       Ext: 1  DS1 Identifier: 0
>                       Ext: 1  Coding: 0   Number Specified   Channel Type: 3
>                       Ext: 1  Channel: 4 ]
> [1e 02 80 83]
> Progress Indicator (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0: 0   Location: User (0)
>                               Ext: 1  Progress Description: Calling equipment is non-ISDN. (3) ]
> [6c 0c 00 81 30 32 39 33 33 35 33 30 30 33]
> Calling Number (len=14) [ Ext: 0  TON: Unknown Number Type (0)  NPI: Unknown Number Plan (0)
>                           Presentation: Presentation permitted, user number passed network screening (1) '0293353003' ] 
> [70 09 80 39 35 32 37 33 35 32 37]
> Called Number (len=11) [ Ext: 1  TON: Unknown Number Type (0)  NPI: Unknown Number Plan (0) '95273527' ]
    -- Called 97/95273527
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 1066/0x42A) (Terminator)
< Message type: RELEASE COMPLETE (90)
< [08 02 82 a2]
< Cause (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0: 0   Location: Public network serving the local user (2)
<                  Ext: 1  Cause: Unknown (34), class = Network Congestion (2) ] 
-- Processing IE 8 (cs0, Cause)
    -- Channel 0/4, span 4 got hangup
    -- Zap/97-1 is circuit-busy