Re: [bfcpbis] SDP directorate review of draft-ietf-bfcpbis-bfcp-websocket-10
"Ram Mohan R (rmohanr)" <rmohanr@cisco.com> Wed, 19 October 2016 15:14 UTC
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From: "Ram Mohan R (rmohanr)" <rmohanr@cisco.com>
To: "bfcpbis@ietf.org" <bfcpbis@ietf.org>
Thread-Topic: [bfcpbis] SDP directorate review of draft-ietf-bfcpbis-bfcp-websocket-10
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Date: Wed, 19 Oct 2016 15:13:57 +0000
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Subject: Re: [bfcpbis] SDP directorate review of draft-ietf-bfcpbis-bfcp-websocket-10
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Both this draft and its companion draft draft-ietf-bfcpbis-sdp-ws-uri has been published now. Regards, Ram -----Original Message----- From: bfcpbis <bfcpbis-bounces@ietf.org> on behalf of Ram Mohan Ravindranath <rmohanr@cisco.com> Date: Monday, 17 October 2016 at 11:38 AM To: "bfcpbis@ietf.org" <bfcpbis@ietf.org> Subject: Re: [bfcpbis] SDP directorate review of draft-ietf-bfcpbis-bfcp-websocket-10 >WG, > >Sorry for getting back late on this. We have addressed the comments given >by Dan. Please find the diffs attached. >I will publish this in a few days if I don¹t receive any further feedback. > >Regards, >Ram > > > >-----Original Message----- >From: bfcpbis <bfcpbis-bounces@ietf.org> on behalf of "Dan Wing (dwing)" ><dwing@cisco.com> >Date: Sunday, 7 August 2016 at 12:01 AM >To: "draft-ietf-bfcpbis-bfcp-websocket@tools.ietf.org" ><draft-ietf-bfcpbis-bfcp-websocket@tools.ietf.org>, "bfcpbis@ietf.org" ><bfcpbis@ietf.org> >Cc: "mmusic-chairs@tools.ietf.org" <mmusic-chairs@tools.ietf.org>, >"bfcpbis-chairs@tools.ietf.org" <bfcpbis-chairs@tools.ietf.org> >Subject: [bfcpbis] SDP directorate review >of draft-ietf-bfcpbis-bfcp-websocket-10 > >>My review of draft-ietf-bfcpbis-bfcp-websocket-10 as part of SDP >>directorate review. >> >> >>Section 6.1, "Transport Negotiation" is unclear if it is overriding the >>port handling described in draft-ietf-bfcpbis-sdp-ws-uri-05, or merely >>re-stating the port handling described in >>draft-ietf-bfcpbis-sdp-ws-uri-05. That is, the text is not clear if the >>port in the wss-uri override what is in the 'm' line? I suggest using >>exactly the same phrasing in both documents. This is stated clearly in >>Section 6.2, and should only be stated once in this document -- or >>perhaps just defer to what draft-ietf-bcpbis-dsp-ws-uri says and not >>attempt to re-discuss it here in this document would be best, no? >>Section 7 seems pretty duplicative of draft-ietf-bcpbis-dsp-ws-uri, too; >>which document is normative where the text disagrees, and if the text is >>word-for-word identical, what purpose is served to repeat it? >> >>nits: Section 4.1 should clarify that "bFcP" is compared >>case-insensitive, which we all know, but bears repeating. >> >> >>Section 8: >>" When a BFCP WebSocket client connects to a BFCP WebSocket server, it >> SHOULD use TCP/WSS as its transport. The WebSocket client SHOULD >> inspect the TLS certificate offered by the server and verify that it >> is valid." >> >>"Is valid" is too vague. Please add citation to RFC7525, if that is >>appropriate. Or if RFC7525's procedures are inappropriate, detail what >>steps are performed to determine validity. It seems the a=fingerprint is >>*not* supposed to be used, right? Rather, chasing the certificate chain >>is used against the FQDN in the wss-uri. >> >>Section 8: >>" Section 9 of [I-D.ietf-bfcpbis-rfc4582bis] states that BFCP clients >> and floor control servers SHOULD authenticate each other prior to >> accepting messages, and RECOMMENDS that mutual TLS/DTLS >> authentication be used." >>... >>" In order to authorize the WebSocket connection, the BFCP WebSocket >> server MAY inspect any cookie [RFC6265] headers present in the HTTP >> GET request." >> >>This "MAY" to check cookies is too weak, when the recommendation in >>ietf-bcpbis-rfc4582bis was mutual authentication! The server needs to >>better authorize the client than just a MAY! I don't understand how this >>document can suggest reducing a SHOULD to a MAY, when we're talking of >>authorizing and authenticating clients. >> >>-d >> >>_______________________________________________ >>bfcpbis mailing list >>bfcpbis@ietf.org >>https://www.ietf.org/mailman/listinfo/bfcpbis >
- Re: [bfcpbis] SDP directorate review of draft-iet… Charles Eckel (eckelcu)
- [bfcpbis] SDP directorate review of draft-ietf-bf… 🔓Dan Wing
- Re: [bfcpbis] SDP directorate review of draft-iet… Ram Mohan R (rmohanr)
- Re: [bfcpbis] SDP directorate review of draft-iet… Ram Mohan R (rmohanr)