According to RFC 3261, both UDP and TCP must be supported Sanjay
>-----Original Message----- >From: [EMAIL PROTECTED] >[mailto:[EMAIL PROTECTED] On Behalf Of >Man-Chi Leung >Sent: Tuesday, October 03, 2006 8:35 AM >To: [email protected] >Subject: [Sip-implementors] compare UDP and TCP for sip implementation? > >hi all, > >I would like to compare/ evaluate the pros and cons on >implementing SIP based on UDP or TCP. > >I do have a bit of confusion on the advantages and >disadvantages for UDP and TCP in SIP signalling aspect. > >primaryly, my solution is very much based on UDP, which I >believe is commonly used in SIP. > >can anyone give me advice? > >-------------------------------- >SIP signalling Channel >-------------------------------- >UDP : >- possibly NAT traveral when both UAs are behind NAT >- easier to manage UDP connection? > >TCP >- unable to do NAT traveral without relay when both UAs are behind NAT? >- harder to manage TCP connection for SIP proxy? > >--------------------- >Media Channel >--------------------- >UDP: >- streaming audio/video for media channel > >TCP: >- file transfer > > >~manchi > > >_______________________________________________ >Sip-implementors mailing list >[email protected] >https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
