[Asterisk-Users] Re: Can't get Polycom auto-answer to work

Noah Miller noah at rosecompanies.com
Fri Feb 4 11:05:13 MST 2005


>>>>     -- Executing SetVar("SIP/27-8b27", "ALERT_INFO=Ring Answer") in
>>> new
>>>> stack
>>>>     -- Executing Dial("SIP/27-8b27", "SIP/19|20") in new stack
>>>>     -- Called 19
>>>>     -- SIP/19-e562 is ringing
>>>>
>>>> and the phone just rings.  Any ideas?  Is it the firmware version?
>>> Am I
>>>> not setting ALERT_INFO correctly?
>>>
>>> It's possible, but hard to say since you didn't tell us what version 
>>> of
>>> Asterisk you are using. If you are using CVS HEAD (and not the stable
>>> series), you will have to set _ALERT_INFO instead, so it will be
>>> carried
>>> down into the channel that the Dial app creates.
>>
>> It's an older version of CVS HEAD:
>> CVS-HEAD-11/03/04-14:59:37
>>
>> I tried with _ALERT_INFO also - the result is the same.
>
> Here's what is actually working with a spa3k and CVS-HEAD-01/08/05:
> exten => 3020,1,SetVar(_ALERT_INFO=bellcore-r3) ; selects Ringer
> exten => 3020,2,Dial(SIP/3020,25,r)
> exten => 3020,3,Voicemail(u3020)
> exten => 3020,103,Voicemail(b3020)
> exten => 3020,104,Hangup
>
> I don't have a Polycom handy to test with.

I did a "sip debug peer 19", and here is part of that debug that shows 
that asterisk is trying to send the alert-info variable to the phone.

Reliably Transmitting:
INVITE sip:19 at 192.168.42.7 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.130:5060;branch=z9hG4bK304b1809
From: "Noah Miller" <sip:27 at 192.168.1.130>;tag=as44d2096b
To: <sip:19 at 192.168.42.7>
Contact: <sip:27 at 192.168.1.130>
Call-ID: 027aafb568b575df191ea5444acc590d at 192.168.1.130
CSeq: 102 INVITE
User-Agent: Asterisk PBX
Date: Fri, 04 Feb 2005 17:39:53 GMT
Alert-info: Ring Answer
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER
Content-Type: application/sdp
Content-Length: 160


So I guess the problem is in my config for the phone?  Or maybe 
asterisk has to send "alert-info" more than just once?  Does anybody 
have this auto-answer config working reliably on a Polycom phone?

Thanks!
Noah




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