RE: [Diffserv] Modeling of Policing component.
"ravikumarb" <ravikumarb@infosys.com> Mon, 01 July 2002 13:54 UTC
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Subject: RE: [Diffserv] Modeling of Policing component.
Date: Mon, 01 Jul 2002 19:19:11 +0530
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Thread-Topic: [Diffserv] Modeling of Policing component.
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From: ravikumarb <ravikumarb@infosys.com>
To: Brian E Carpenter <brian@hursley.ibm.com>
Cc: diffserv@ietf.org
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> > But acording to RFC 3290 in section 3.3, it says that policing can be modeled as a concatenation of an Algorithmic Dropper with a Scheduler. But I guess this should be the model for shaping rather than for policing. > > Am I missing something here? Please read the text more carefully: ...Policing is modeled as either a concatenation of a Meter with an Absolute Dropper or as a concatenation of an Algorithmic Dropper with a Scheduler. and (in 7.1.3) An Algorithmic Dropper is an element which selectively discards packets that arrive at its input, based on a discarding algorithm. I don't really see a problem here. The scheduler is not part of the policer, so maybe it should have been mentioned in brackets, but in real life it will always be there. This is an *informal* model. >> We can have an Algorithmic Dropper as part of Policer, but not a Scheduler. The moment we have a Scheduler, what we are doing is Shaping not policing. Regards, - Ravi _______________________________________________ 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
- Re: [Diffserv] Modeling of Policing component. Brian E Carpenter
- [Diffserv] Modeling of Policing component. ravikumarb
- RE: [Diffserv] Modeling of Policing component. ravikumarb
- Re: [Diffserv] Modeling of Policing component. Brian E Carpenter
- RE: [Diffserv] Modeling of Policing component. Andrew Smith
- RE: [Diffserv] Modeling of Policing component. Tom Scott
- Re: [Diffserv] Modeling of Policing component. Brian E Carpenter
- RE: [Diffserv] Modeling of Policing component. Bennett Jon-MGIA0444
- Re: [Diffserv] Modeling of Policing component. Brian E Carpenter
- RE: [Diffserv] Modeling of Policing component. Bennett Jon-MGIA0444
- Re: [Diffserv] Modeling of Policing component. Brian E Carpenter