asterisk 三方通话方案

vim extensions.conf

[default]

exten => _XXXX,1,Set(DYNAMIC_FEATURES=nway-start)

exten => _XXXX,n,Dial(SIP/${EXTEN})

[dynamic-nway-invite]

exten => 0,1,noop(dynamic-nway-invite)

exten => 0,n,Read(DEST,dial,,i)

exten => 0,n,Set(DYNAMIC_FEATURES=nway-inv#nway-noinv)

exten => 0,n,Dial(Local/${DEST}@dynamic-nway-dest,,g)

;exten => 0,n,Set(DYNAMIC_FEATURES=) 

exten => 0,n,Goto(dynamic-nway,8600,1)

exten => i,1,Goto(dynamic-nway,8600,1)

[dynamic-nway-dest]

exten => _XXXX,1,noop(dynamic-nway-dest)

exten => _XXXX,n,Dial(SIP/${EXTEN})

exten => _XXXX,n,Macro(nway-ok)

[dynamic-nway]

exten => _XXXX,1,noop(dynamic-nway)

exten => _XXXX,n,Answer

exten => _XXXX,n,Set(MEETME_EXIT_CONTEXT=dynamic-nway-invite)

exten => _XXXX,n,Set(DYNAMIC_FEATURES=nway-inv#nway-noinv)

exten => _XXXX,n,MeetMe(${EXTEN},pdMX)

exten => _XXXX,n,Set(DYNAMIC_FEATURES=)

exten => _XXXX,n,Hangup

[macro-nway-start]

exten => s,1,noop(macro-nway-start)

exten => s,n,Set(CONFNO=8600)

exten => s,n,ChannelRedirect(${BRIDGEPEER},dynamic-nway,${CONFNO},1)

exten => s,n,Read(DEST,dial,,i)

exten => s,n,Set(DYNAMIC_FEATURES=nway-noinv#nway-inv)

exten => s,n,Dial(Local/${DEST}@dynamic-nway-dest,,gtT)

exten => s,n,Set(DYNAMIC_FEATURES=)

exten => s,n,MeetMe(${CONFNO},pdMX)

exten => s,n,Goto(dynamic-nway,${CONFNO},1)

[macro-nway-ok]

exten => s,1,noop(macro-nway-ok)

exten => s,n,ChannelRedirect(${BRIDGEPEER},dynamic-nway,8600,1)

[macro-nway-notok]

exten => s,1,noop(macro-nway-notok)

exten => s,n,SoftHangup(${BRIDGEPEER})

 vi features.conf 

nway-start => *00,caller,Macro,nway-start

nway-inv => *11,caller,Macro,nway-ok

nway-noinv => *33,caller,Macro,nway-notok

1001  打1002 接通  按*00 输入1003 1003接通  ok  再按*11  就可以了！