-- Executing Dial("SIP/2144465300-763e", "Zap/g2/2144465399") in new stack
    -- Called g2/2144465399
    -- Executing Dial("Zap/2-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/2, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/4-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/4, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/6-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/6, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/8-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/8, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/10-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/10, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/12-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/12, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/14-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/14, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/16-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/16, span 1
    -- Called g2/2144465399
    -- Executing Dial("Zap/18-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/18, span 1
    -- Called g2/2144465399
    -- Accepting call from '2144465300' to '2144465399' on channel 0/20, span 1
    -- Executing Dial("Zap/20-1", "Zap/g2/2144465399") in new stack
    -- Called g2/2144465399
    -- Executing Dial("Zap/22-1", "Zap/g2/2144465399") in new stack
    -- Accepting call from '2144465300' to '2144465399' on channel 0/22, span 1
    -- Called g2/2144465399
    -- Hungup 'Zap/1-1'
  == Spawn extension (from-sip, 2144465399, 1) exited non-zero on 'SIP/2144465300-763e'
    -- Channel 0/2, span 1 got hangup
Oct 11 19:22:08 WARNING[1130512]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/3-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/2-1'
    -- Hungup 'Zap/2-1'
    -- Channel 0/4, span 1 got hangup
Oct 11 19:22:08 WARNING[1146897]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/5-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/4-1'
    -- Hungup 'Zap/4-1'
    -- Channel 0/6, span 1 got hangup
Oct 11 19:22:08 WARNING[1163282]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/7-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/6-1'
    -- Hungup 'Zap/6-1'
    -- Channel 0/8, span 1 got hangup
Oct 11 19:22:08 WARNING[1179667]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/9-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/8-1'
    -- Hungup 'Zap/8-1'
    -- Channel 0/10, span 1 got hangup
Oct 11 19:22:08 WARNING[1196052]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/11-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/10-1'
    -- Hungup 'Zap/10-1'
    -- Channel 0/12, span 1 got hangup
Oct 11 19:22:09 WARNING[1212437]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/13-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/12-1'
    -- Hungup 'Zap/12-1'
    -- Channel 0/14, span 1 got hangup
Oct 11 19:22:09 WARNING[1228822]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/15-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/14-1'
    -- Hungup 'Zap/14-1'
    -- Channel 0/16, span 1 got hangup
Oct 11 19:22:09 WARNING[1245207]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/17-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/16-1'
    -- Hungup 'Zap/16-1'
    -- Channel 0/18, span 1 got hangup
Oct 11 19:22:09 WARNING[1261592]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/19-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/18-1'
    -- Hungup 'Zap/18-1'
    -- Channel 0/20, span 1 got hangup
Oct 11 19:22:09 WARNING[1277977]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/21-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/20-1'
    -- Hungup 'Zap/20-1'
    -- Channel 0/22, span 1 got hangup
Oct 11 19:22:09 WARNING[1294362]: app_dial.c:366 wait_for_answer: Unable to forward frame
    -- Hungup 'Zap/23-1'
  == Spawn extension (default, 2144465399, 1) exited non-zero on 'Zap/22-1'
    -- Hungup 'Zap/22-1'