[SIPForum-discussion] SIP trunk heartbeat mechanism

[qcorba]

Hi,

There is draft-jones-sip-options-ping-00.txt; please google it.

Ideally the respond should be 200 OK as stated in RFC3261, but our SIP GW just treat remote server alive as long as there is any respond.

B.R.

從我的 iPad 傳送

> Federico Aicardi <faicardi at gmail.com> 於 2013年9月25日 上午10:21 寫道：
> 
> Hello all,
> 
> I would like to know if there is some RFC that describes the heartbeat mechanism in a SIP trunk (device level heartbeat).
> Particularly, I have a doubt, the scenario is the following,
> SIP server sends the OPTION heartbeat message
> IP PBX responds with a 503 "Service unavailable"
> SIP server should assume that the SIPTG is down or the status should be normal as the peer device responds? Is there any RFC which specifies this procedure?
> 
> Thanks to all.
> 
> Best regards,
> Federico
> 
> 
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