> Setting up a group of analog lines to use for outbound emergency
> calls
> (911). My current dial plan and debug output shown below. It
> appears
> that when the SoftHangup() is executed that the line does not really
> hang up. In the case shown, I had reduced the group to a single
> DAHDI
> (analog) channel and dialed in to that number from the outside. You
> can
> see in the output that the SoftHangup() was executed, but the call
> was
> not terminated - the outside caller stayed connected to something.
> Caller no longer heard the sounds from the menu he was in, but the
> call
> itself seemed to stay connected.
>
> Asterisk 1.8 on Ubuntu
>
> Any ideas?
I think this behavior is country specific. I know in the UK, the
caller controls the analog line. If the called party hangs up, the
caller can stay online and keep the connection. You may need to limit
these analog lines to outgoing only or reserve the emergency priority
line for outgoing only.
Richard
> [emergency-services]
> exten =>911,1,Goto(dialpsap,1)
> exten =>9911,1,Goto(dialpsap,1)
> exten =>999,1,Goto(dialpsap,1)
> exten =>112,1,Goto(dialpsap,1)
>
> exten =>dialpsap,1,Verbose(1,Call initiated to PSAP!)
> same =>n(dialit),Dial(${LOCAL}/${EMERGENCY},30)
> same =>n,Verbose(2,DIALSTATUS=${DIALSTATUS})
> same =>n,GotoIf($["${DIALSTATUS}" = "ANSWER"]?good)
> same =>n(hu),SoftHangup(${EMERGENCY_CHANNEL},a)
> same =>n,Wait(5)
> same =>n,Goto(dialit)
> same =>n(good),NoOp(call good)
> same =>n,Hangup()
>
>
> == Using SIP RTP CoS mark 5
> -- Executing [911@LocalSets:1] Goto("SIP/mlcm800-00000000",
> "dialpsap,1") in new stack
> -- Goto (LocalSets,dialpsap,1)
> -- Executing [dialpsap@LocalSets:1]
> Verbose("SIP/mlcm800-00000000",
> "1,Call initiated to PSAP!") in new stack
> Call initiated to PSAP!
> -- Executing [dialpsap@LocalSets:2] Dial("SIP/mlcm800-00000000",
> "DAHDI/g20/19725232703,30") in new stack
> [Oct 11 19:30:13] WARNING[3740]: app_dial.c:2218 dial_exec_full:
> Unable
> to create channel of type 'DAHDI' (cause 34 - Circuit/channel
> congestion)
> == Everyone is busy/congested at this time (1:0/1/0)
> -- Executing [dialpsap@LocalSets:3]
> Verbose("SIP/mlcm800-00000000",
> "2,DIALSTATUS=CONGESTION") in new stack
> == DIALSTATUS=CONGESTION
> -- Executing [dialpsap@LocalSets:4]
> GotoIf("SIP/mlcm800-00000000",
> "0?good") in new stack
> -- Executing [dialpsap@LocalSets:5]
> SoftHangup("SIP/mlcm800-00000000", "DAHDI/49,a") in new stack
> [Oct 11 19:30:13] WARNING[3740]: app_softhangup.c:122
> softhangup_exec:
> Soft hanging DAHDI/49-1 up.
> -- Executing [dialpsap@LocalSets:6] Wait("SIP/mlcm800-00000000",
> "5") in new stack
> == Spawn extension (MainMenu, s, 13) exited non-zero on
> 'DAHDI/49-1'
> -- Hanging up on 'DAHDI/49-1'
> -- Hungup 'DAHDI/49-1'
> -- Executing [dialpsap@LocalSets:7] Goto("SIP/mlcm800-00000000",
> "dialit") in new stack
> -- Goto (LocalSets,dialpsap,2)
> -- Executing [dialpsap@LocalSets:2] Dial("SIP/mlcm800-00000000",
> "DAHDI/g20/19725232703,30") in new stack
> -- Called DAHDI/g20/19725232703
> -- DAHDI/49-1 answered SIP/mlcm800-00000000
> -- Hanging up on 'DAHDI/49-1'
> -- Hungup 'DAHDI/49-1'
> == Spawn extension (LocalSets, dialpsap, 2) exited non-zero on
> 'SIP/mlcm800-00000000'
--
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