Re: [Diffserv] Re: FlowId and FlowIdOrAny
Brian E Carpenter <brian@hursley.ibm.com> Tue, 21 January 2003 14:36 UTC
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Date: Tue, 21 Jan 2003 15:17:45 +0100
From: Brian E Carpenter <brian@hursley.ibm.com>
Organization: IBM
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To: Juergen Schoenwaelder <schoenw@ibr.cs.tu-bs.de>
Cc: bwijnen@lucent.com, rap@ops.ietf.org, diffserv@ietf.org
Subject: Re: [Diffserv] Re: FlowId and FlowIdOrAny
References: <7D5D48D2CAA3D84C813F5B154F43B155BADE65@nl0006exch001u.nl.lucent.com> <200301211239.h0LCdh8T029652@hansa.ibr.cs.tu-bs.de>
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The flow label in IPv6 was 24 bits at one time. So that looks like a minor obsolescence in the Intserv MIB. Brian Juergen Schoenwaelder wrote: > > >>>>> Wijnen, Bert (Bert) writes: > > Bert> Now... if we do this, then this could still be used by the > Bert> framework pib. However, for the diffserv-mib it would mean they > Bert> must deprecate a current object and create a new one (switching > Bert> from Unsigned to Integer32 causes a change on the wire!). > > Oops, I missed that part of the picture. So if there is concensus to > change the range as a bug fix in the DIFFSERV0MIB without introducing > a new object (which formally the SMIv2 would require to do), then > using Unsigned32 makes some sense. Note that this will also most > likely include the definition of a DEFVAL which is in fact the new > value. However, if we decided that it is safer to use deprecate the > filter obejct and introduce a new one, I prefer to use Integer32. > > BTW, this is what I found in the INTEGRATED-SERVICES-MIB: > > intSrvFlowFlowId OBJECT-TYPE > SYNTAX INTEGER (0..16777215) > MAX-ACCESS read-only > STATUS current > DESCRIPTION > "The flow ID that this sender is using, if > this is an IPv6 session." > ::= { intSrvFlowEntry 11 } > > Note that this range is [0..2^24-1] while the other definitions under > discussion use a range of [0..2^20-1]. Note that RFC 2460 says: > > : Flow Label 20-bit flow label. See section 6. > > /js > > -- > Juergen Schoenwaelder <http://www.informatik.uni-osnabrueck.de/schoenw/> _______________________________________________ diffserv mailing list diffserv@ietf.org https://www1.ietf.org/mailman/listinfo/diffserv Archive: http://www.ietf.org/mail-archive/working-groups/diffserv/current/maillist.html
- [Diffserv] FlowId and FlowIdOrAny Juergen Schoenwaelder
- [Diffserv] RE: FlowId and FlowIdOrAny Wijnen, Bert (Bert)
- [Diffserv] Re: FlowId and FlowIdOrAny Juergen Schoenwaelder
- Re: [Diffserv] Re: FlowId and FlowIdOrAny Brian E Carpenter
- RE: [Diffserv] Re: FlowId and FlowIdOrAny Wijnen, Bert (Bert)
- Re: [Diffserv] FlowId and FlowIdOrAny Dan Grossman
- Re: [Diffserv] FlowId and FlowIdOrAny Juergen Schoenwaelder
- [Diffserv] Re: FlowId and FlowIdOrAny Juergen Schoenwaelder
- [Diffserv] FW: FW: FlowId and FlowIdOrAny Wijnen, Bert (Bert)
- [Diffserv] RE: FW: FlowId and FlowIdOrAny Wijnen, Bert (Bert)
- RE: [Diffserv] RE: FW: FlowId and FlowIdOrAny Branislav Meandzija
- Re: [Diffserv] RE: FW: FlowId and FlowIdOrAny Brian E Carpenter
- [Diffserv] FlowId and FlowIdOrAny Wijnen, Bert (Bert)
- Re: [Diffserv] FlowId and FlowIdOrAny Brian E Carpenter