box1 output:
   -- Starting simple switch on 'Zap/2-1'
    -- Executing Macro("Zap/2-1", "dialout-trunk|2|1000|") in new stack
    -- Executing GotoIf("Zap/2-1", "0?4") in new stack
    -- Executing SetCallerID("Zap/2-1", "Linus") in new stack
    -- Executing Goto("Zap/2-1", "6") in new stack
    -- Goto (macro-dialout-trunk,s,6)
    -- Executing SetGroup("Zap/2-1", "OUT_2") in new stack
    -- Executing CheckGroup("Zap/2-1", "") in new stack
    -- Executing SetVar("Zap/2-1", "DIAL_NUMBER=1000") in new stack
    -- Executing SetVar("Zap/2-1", "DIAL_TRUNK=2") in new stack
    -- Executing AGI("Zap/2-1", "fixlocalprefix") in new stack
    -- Launched AGI Script /var/lib/asterisk/agi-bin/fixlocalprefix
  fixlocalprefix: Could not parse /etc/asterisk/localprefixes.conf
    -- AGI Script fixlocalprefix completed, returning 0
    -- Executing Dial("Zap/2-1", "IAX2/boxB-peer/71000") in new stack
    -- Called boxB-peer/71000
    -- Hungup 'IAX2/boxB-peer-1'
  == No one is available to answer at this time (1:0/0/0)
    -- Executing Macro("Zap/2-1", "outisbusy") in new stack
    -- Executing Playback("Zap/2-1", "allison7/all-circuits-busy-now") in new stack
    -- Playing 'allison7/all-circuits-busy-now' (language 'nl')
    -- Executing Playback("Zap/2-1", "allison7/pls-try-call-later") in new stack
    -- Playing 'allison7/pls-try-call-later' (language 'nl')
    -- Executing Macro("Zap/2-1", "hangupcall") in new stack
    -- Executing ResetCDR("Zap/2-1", "w") in new stack
    -- Executing NoCDR("Zap/2-1", "") in new stack
    -- Executing Wait("Zap/2-1", "5") in new stack
  == Spawn extension (macro-hangupcall, s, 3) exited non-zero on 'Zap/2-1' in macro 'hangupcall'
  == Spawn extension (macro-outisbusy, s, 3) exited non-zero on 'Zap/2-1' in macro 'outisbusy'
  == Spawn extension (from-internal, 71000, 2) exited non-zero on 'Zap/2-1'
    -- Executing Macro("Zap/2-1", "hangupcall") in new stack
    -- Executing ResetCDR("Zap/2-1", "w") in new stack
    -- Executing NoCDR("Zap/2-1", "") in new stack
    -- Executing Wait("Zap/2-1", "5") in new stack
  == Spawn extension (macro-hangupcall, s, 3) exited non-zero on 'Zap/2-1' in macro 'hangupcall'
  == Spawn extension (from-internal, h, 1) exited non-zero on 'Zap/2-1'
    -- Hungup 'Zap/2-1'




box2: output

Rx-Frame Retry[ No] -- OSeqno: 001 ISeqno: 001 Type: IAX     Subclass: ACK
   Timestamp: 00018ms  SCall: 00002  DCall: 00002 [172.24.2.2:4569]
Rx-Frame Retry[ No] -- OSeqno: 000 ISeqno: 000 Type: IAX     Subclass: NEW
   Timestamp: 00006ms  SCall: 00001  DCall: 00000 [172.24.2.3:4569]
   VERSION         : 2
   CALLED NUMBER   : 71000
   CODEC_PREFS     : (gsm)
   CALLING PRESNTN : 67
   CALLING TYPEOFN : 0
   CALLING TRANSIT : 0
   CALLING NAME    : Linus
   LANGUAGE        : nl
   USERNAME        : boxA-user
   FORMAT          : 2
   CAPABILITY      : 63490
   ADSICPE         : 2
   DATE TIME       : 2005-06-21  14:41:06
pbx02*CLI>
Tx-Frame Retry[000] -- OSeqno: 000 ISeqno: 001 Type: IAX     Subclass: REJECT
   Timestamp: 00009ms  SCall: 00001  DCall: 00001 [172.24.2.3:4569]
   CAUSE           : No authority found
   CAUSE CODE      : 50
pbx02*CLI>
Rx-Frame Retry[ No] -- OSeqno: 001 ISeqno: 001 Type: IAX     Subclass: ACK
   Timestamp: 00009ms  SCall: 00001  DCall: 00001 [172.24.2.3:4569]
pbx02*CLI>