[Asterisk-Dev] mgcp<>sip dirty fix

[alex at pilosoft.com]

> > I don't understand enough of asterisk's SIP implementation to
> > understand what should properly happen in that case, but the behaviour
> > you would see is after call is picked up, * would issue another INVITE
> > to the other end, and it confuses the hell out of any SIP stack.

> It is entirely permissible to send another invite with an updated SDP.  
> It seems that some devices (e.g. ATA-186) don't handle it properly (or
> there is somehow something wrong with our re-invite).
But in this case, INVITE wasn't sent by asterisk (i.e. Asterisk is the 
callee, not the caller). Is it still permissible to send INVITE?

-alex