asterisk*CLI> show channels
Channel Location State Application(Data)
SIP/156-4f97 (None) Up Bridged Call(SIP/100-c774)
SIP/100-c774 156@test_sip:1 Up Dial(SIP/156|20)
SIP/154-920e (None) Up Bridged Call(IAX2/10.0.0.1:456
IAX2/10.0.0.1:4569-5 5145@test_sip:1 Up Dial(SIP/154|20|t)
4 active channels
2 active calls
asterisk*CLI> show ch
channel channels channeltypes
asterisk*CLI> show channels
Channel Location State Application(Data)
SIP/156-4f97 (None) Up Bridged Call(SIP/100-c774)
SIP/100-c774 156@test_sip:1 Up Dial(SIP/156|20)
SIP/154-920e (None) Up Bridged Call(IAX2/10.0.0.1:456
IAX2/10.0.0.1:4569-5 5145@test_sip:1 Up Dial(SIP/154|20|t)
4 active channels
2 active calls
asterisk*CLI> changrab -bB SIP/156-4f97 SIP/154-920e
[Sep 19 12:59:25] -- Stopped music on hold on SIP/156-4f97
[Sep 19 12:59:25] == Spawn extension (test_sip, 156, 1) exited non-zero on 'ChanGrab/SIP/100-c774<ZOMBIE>'
[Sep 19 12:59:25] -- Stopped music on hold on ChanGrab/IAX2/10.0.0.1:4569-5<ZOMBIE>
[Sep 19 12:59:25] == Spawn extension (test_sip, 5145, 1) exited non-zero on 'ChanGrab/IAX2/10.0.0.1:4569-5<ZOMBIE>'
asterisk*CLI> show channels
Channel Location State Application(Data)
IAX2/10.0.0.1:4569-5 s@default:1 Up Redirected Call(SIP/100-c774)
SIP/100-c774 s@default:1 Up Bridged Call(IAX2/10.0.0.1:456
2 active channels
0 active calls
asterisk*CLI>
The last 0 active calls should be 1, cause IAX2/10.0.0.1:4569-5 is now bridged with SIP/100-c774.