[Serusers] Re: Another Question ! Help a young man

[Jiri Kuthan]

At 07:31 PM 3/23/2005, Java Rockx wrote:
>Yes, but only when dialing SIP->PSTN
>
>Dialing PSTN->SIP or SIP->SIP will require the UAC to support Session-Expires.

Not entirely -- what it takes is >=1 UAs with support for ST.

If a gateway supports it, both SIP->PSTN and PSTN->SIP will
work.

SIP->SIP will work only of the same condition occurs: either
UA supports ST.

-jiri