Re: [radext] draft-cheng-behave-cgn-cfg-radius-ext-07 feedback
Dean cheng <dean.cheng@huawei.com> Tue, 29 July 2014 18:26 UTC
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From: Dean cheng <dean.cheng@huawei.com>
To: Alan DeKok <aland@deployingradius.com>, Arran Cudbard-Bell <a.cudbardb@freeradius.org>
Thread-Topic: [radext] draft-cheng-behave-cgn-cfg-radius-ext-07 feedback
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Date: Tue, 29 Jul 2014 18:23:24 +0000
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Subject: Re: [radext] draft-cheng-behave-cgn-cfg-radius-ext-07 feedback
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Alan, Arran, Thanks for the suggestions, I'll take a look of these and get back to you. Please note that this draft is now draft-ietf-radext-ip-port-radius-ext-01 that was discussed last week in Toronto. Dean > -----Original Message----- > From: radext [mailto:radext-bounces@ietf.org] On Behalf Of Alan DeKok > Sent: Friday, July 25, 2014 11:48 AM > To: Arran Cudbard-Bell > Cc: radext@ietf.org > Subject: Re: [radext] draft-cheng-behave-cgn-cfg-radius-ext-07 feedback > > After some other discussion with Arran, I think there is another way > to solve this problem. > > As background, this document allows for a NAS to communicate a > TCP/UDP port set information for specific hosts. It seems duplicate > effort to re-define all of the port / protocol information in a RADIUS > document. > These information elements are already defined in IPFIX: > > http://www.iana.org/assignments/ipfix/ipfix.xhtml > > Port ranges, protocols, etc. are all there. > > I wrote a document for IPFIX to RADIUS mappings: > > http://tools.ietf.org/html/draft-dekok-radius-ipfix-00 > > The intent was to allow for flow-specific accounting in RADIUS. That > goal was talked about a lot 2-3 years ago, but has since been ignored. > I believe that we can re-use it here. > > The only change necessary to my IPFix document is to add the > following: > > - use of Acct-Multi-Session-Id to have flow-specific accounting streams > > - use Acct-Multi-Session-Id and Acct-Status-Type start / stop to > indicate port range allocate / de-allocate. > > > The benefits here are numerous, I think. RADIUS gains flow-specific > accounting, and port range allocation signaling. However, RADIUS does > *not* need to manage any attributes related to ports, protocols, ranges, > etc. All of that is already defined in IPFIX. We could just reference > IPFIX, and be done. > > Alan DeKok. > > _______________________________________________ > radext mailing list > radext@ietf.org > https://www.ietf.org/mailman/listinfo/radext
- [radext] draft-cheng-behave-cgn-cfg-radius-ext-07… Arran Cudbard-Bell
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Alan DeKok
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Sam Hartman
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Alan DeKok
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Alan DeKok
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Jouni Korhonen
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Alan DeKok
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Arran Cudbard-Bell
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Arran Cudbard-Bell
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Alan DeKok
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Arran Cudbard-Bell
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Jouni Korhonen
- Re: [radext] draft-cheng-behave-cgn-cfg-radius-ex… Dean cheng