-- Accepting AUTHENTICATED call from 70.50.205.254:
       > requested format = gsm,
       > requested prefs = (),
       > actual format = gsm,
       > host prefs = (ulaw|alaw|gsm),
       > priority = mine
    -- Executing Dial("IAX2/70.50.205.254:62014-1", "Zap/60|5147263732") in new stack
-- Making new call for cr 33411
    -- Requested transfer capability: 0x00 - SPEECH
> Protocol Discriminator: Q.931 (8)  len=40
> Call Ref: len= 2 (reference 643/0x283) (Originator)
> Message type: SETUP (5)
> [04 03 80 90 a2]
> 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: u-Law (34)
> [18 03 a9 83 8c]
> 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: 12 ]
> [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) ]
> [28 07 b1 64 65 76 69 63 65]
> Display (len= 7) Charset: 31 [ device ]
> [6c 05 21 81 31 30 31]
> Calling Number (len= 7) [ Ext: 0  TON: National Number (2)  NPI: ISDN/Telephony Numbering Plan (E.164/E.163) (1)
>                           Presentation: Presentation permitted, user number passed network screening (1) '101' ]
> [70 03 a1 36 30]
> Called Number (len= 5) [ Ext: 1  TON: National Number (2)  NPI: ISDN/Telephony Numbering Plan (E.164/E.163) (1) '60' ]
    -- Called 60
< Protocol Discriminator: Q.931 (8)  len=9
< Call Ref: len= 2 (reference 643/0x283) (Terminator)
< Message type: RELEASE COMPLETE (90)
< [08 02 80 9c]
< Cause (len= 4) [ Ext: 1  Coding: CCITT (ITU) standard (0) 0: 0   Location: User (0)
<                  Ext: 1  Cause: Invalid number format (28), class = Normal Event (1) ]
-- Processing IE 8 (cs0, Cause)
    -- Channel 0/12, span 3 got hangup
NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Null, peerstate Null
NEW_HANGUP DEBUG: Destroying the call, ourstate Null, peerstate Null
    -- Hungup 'Zap/60-1'
  == Everyone is busy/congested at this time (1:0/0/1)
    -- Executing Macro("IAX2/70.50.205.254:62014-1", "hangupcall") in new stack
    -- Executing ResetCDR("IAX2/70.50.205.254:62014-1", "w") in new stack
    -- Executing NoCDR("IAX2/70.50.205.254:62014-1", "") in new stack
    -- Executing Wait("IAX2/70.50.205.254:62014-1", "5") in new stack
  == Spawn extension (macro-hangupcall, s, 3) exited non-zero on 'IAX2/70.50.205.254:62014-1' in macro 'hangupcall'
  == Spawn extension (macro-hangupcall, s, 3) exited non-zero on 'IAX2/70.50.205.254:62014-1'
    -- Hungup 'IAX2/70.50.205.254:62014-1'