[Serusers] Do i need Call id while sending SIP IM?

Klaus Darilion klaus.mailinglists at pernau.at
Wed Jul 27 11:31:44 CEST 2005


No, call-id is mandatory for each SIP message. Refer to RFC 3261.

regards,
klaus

Abhijit A.Mahajani wrote:
> Do I need Call id field while sending any SIP Instant Message?
> Is it Mandatory ?
> Can i Send Instant Message just by specifying , from & to fields and the 
> Msg?
>  
> Regards.
> Abhijit
> 
> 
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