Content-Disposition: render

disposition 型 render (SIP)

[1] RFC 3261 - SIP: Session Initiation Protocol (2014-08-15 14:48:03 +09:00 版) <http://tools.ietf.org/html/rfc3261#section-20.11>
[2] RFC 3261 - SIP: Session Initiation Protocol (2014-08-15 14:48:03 +09:00 版) <http://tools.ietf.org/html/rfc3261#section-27.6>
[3] RFC 5547 - A Session Description Protocol (SDP) Offer/Answer Mechanism to Enable File Transfer (2014-09-13 18:22:39 +09:00 版) <https://tools.ietf.org/html/rfc5547#section-7>

[4] SIP >>1, >>2 本体の他に、 SDP >>3 でも使われています。