El Thursday 26 June 2008 07:12:09 Sudhir Kumar Reddy escribió:
> Hi All,
>
> In SDP can we have two 'M' lines for re-INVITE i.e. for call hold.

Of course. A re-INVITE is in fact an INVITE, no difference related to SDP 
(ewll, if you want to put on hold you send a specific SDP with "a=sendonly" 
for example or port 0).

But anyway, a re-INVITE can have various M lines.


> if yes what is RFC / draft

Sure it appears properly in:
   http://tools.ietf.org/html/rfc4566
   http://tools.ietf.org/html/rfc3264

-- 
Iñaki Baz Castillo
[EMAIL PROTECTED]

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