On 5/13/05, Atul Thosar <[EMAIL PROTECTED]> wrote: > hello All > > I am reading information about VoIP technology > For that i am concentrating on SIP (Session Initiation Protocol) and > RTP (Real Time Transport Protocol). > > I am interested in implementing RTP over TCP > I found that there are some disadvantages of TCP, some are > > 1) TCP doesn't support multicasting.
TCP stacks don't always support the standard either...... > > 2) Through TCP is reliable, it heavily depends on retransmission of > lost or corrupted packets. That increases Delay. Our aim is real > time delivery of packets not reliability. quite the opisite. reliably cheaper calls....... > > 3) TCP congestion control mechanism decreases the congestion window > when packet losses are detected. yes and your point....... > > Apart from these flaws i am interested in implementing RTP over TCP read about beowulfs and the use of interconnects over Ethernet...... > > Is it possible ? yes, been done > What is feasibility of implementing RTP over TCP ? see above > > One more point is What is feasibility of implementing RTP over TCP in > case of NAT (Network Address Translation) is there ? what port? DNAT? SNAT? loaded question..... > > Need your valuable suggestion. > > Thank You ! > > Atul Thosar > _______________________________________________ > Asterisk-Users mailing list > Asterisk-Users@lists.digium.com > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- <sig> Andrew Latham - AKA: LATHAMA (lay-th-ham-eh) WWW: http://lathama.com Email: [EMAIL PROTECTED] - [EMAIL PROTECTED] - [EMAIL PROTECTED] If any of the above are down we have bigger problems than my email! </sig> _______________________________________________ Asterisk-Users mailing list Asterisk-Users@lists.digium.com http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users