[Serusers] handling multiple INVITE statements

Atle Samuelsen clona at camaro.no
Tue Aug 16 23:20:32 CEST 2005

Hi iqbal,

this is a longshot...

I've seen once something simular to what you explain, and then was
because the BYE from IP-phone hit ser, ser did a loocation lookup, and
sent the BYE directly, bypassing my "external" leg (or your asterisk)

Maybe Im very very wrong now.. but it's a guess

- Atle

* Iqbal <iqbal at gigo.co.uk> [050816 22:25]:
> Hi
> I am getting 2 INVITE per call, which is correct in my setup.
> I have IP phone ---> ser---> asterisk----ser----ip phone for various setups
> So when ip phone makes a call, to a internal extension, the call goes 
> out via ser (INVITE 1) into asterisk, which then maps this internal 
> extension to a external number and hence issues a DIAL sip/xxx statement 
> (INVITE 2). All well and good
> Now should this not give two BYE's anyhow it gives one.
> The other thing is what to do with the two INVITES, should I be taking 
> the INVITE from asterisk, or from SER, I think the former, BUT the BYE 
> seems to match the tag for asterisk INVITE
> Iqbal
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