Re: Mirja Kühlewind's Discuss on draft-ietf -mmusic-sctp-sdp-23: (with DISCUSS)
"Mirja Kuehlewind (IETF)" <[email protected]>
| Newsgroups | gmane.ietf.mmusic |
|---|---|
| Message-ID | <[email protected]> |
Hi, > Am 16.02.2017 um 15:37 schrieb Christer Holmberg <[email protected]>: > > Hi Mirja, > > ... > > ---------------------------------------------------------------------- > DISCUSS: > ---------------------------------------------------------------------- > >> Why is this using TCP/DTLS/SCTP instead of TCP/TLS/SCTP? > > Because the way it is realized is by transporting SCTP on top of DTLS (as defined in draft-ietf-tsvwg-sctp-dtls-encaps) and transporting DTLS on top of TCP (defined in RFC 4571). I got this but DTLS is a mapping to use TLS with UDP because UDP is an unreliable datagram transport. If you use TCP, you should use TLS. And rfc4571 is not a mapping of DTLS to TCP. Mirja > > Regards. > > Christer > > > >