trans*CLI>
    -- Starting simple switch on 'Zap/3-1'
    -- Executing Dial("Zap/3-1", "ZAP/1|600|tT") in new stack
Mar 17 21:58:33 WARNING[971]: chan_zap.c:1640 zt_call:  Unable to reset default ring on 'Zap/1-1'
     -- Called 1
    -- Zap/1-1 is ringing
    -- Zap/1-1 answered Zap/3-1
     -- Attempting native bridge of Zap/3-1 and Zap/1-1
trans*CLI>
trans*CLI>
    -- Started three way call on channel 3
     -- Music class default requested but no musiconhold loaded.
     -- Starting simple switch on 'Zap/3-2'
    -- Hungup 'Zap/3-2'
    -- Started three way call on channel 3
     -- Music class default requested but no musiconhold loaded.
     -- Starting simple switch on 'Zap/3-2'
    -- Hungup 'Zap/3-2'
    -- Started three way call on channel 3
     -- Music class default requested but no musiconhold loaded.
     -- Starting simple switch on 'Zap/3-2'
    -- Hungup 'Zap/3-2'
    -- Started three way call on channel 3
     -- Music class default requested but no musiconhold loaded.
     -- Starting simple switch on 'Zap/3-2'
trans*CLI>
    -- Executing Dial("Zap/3-2", "Zap/2|600|tT") in new stack
Mar 17 22:00:06 WARNING[971]: chan_zap.c:1640 zt_call:  Unable to reset default ring on 'Zap/2-1'
     -- Called 2
    -- Zap/2-1 is ringing
    -- Zap/2-1 is ringing
Mar 17 22:00:11 WARNING[971]: chan_zap.c:719 zt_get_index:  Unable to get index, and nullok is not asserted
     -- Hungup 'Zap/1-1<MASQ>'
     -- Executing Busy("Zap/3-1", "5") in new stack
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>
Mar 17 22:00:12 WARNING[971]: chan_zap.c:3993 __zt_exception:  We're Zap/3-1, not Zap/3-2<ZOMBIE>