[mrtg] Re: Understanding frame relay stats

[Henk-Jan (Squid maillijst)]

IS it possible to draw a line in the graph showing the CIR?


----- Original Message -----
From: "Jay Hennigan" <jay at west.net>
To: "Bruce Horkings" <bhorkings at mail.skilled.com.au>
Cc: <mrtg at list.ee.ethz.ch>
Sent: Monday, October 02, 2000 2:21 AM
Subject: [mrtg] Re: Understanding frame relay stats


>
> On Mon, 2 Oct 2000, Bruce Horkings wrote:
>
> > Hi All,
> > I have just set up mrtg to monitor some cisco routers and have a
> > question about monitoring Frame Relay. If I have a serial interface with
3
> > sub interfaces. I would like to see the total traffic on the frame relay
> > link vs the total cir (ie = s0/0.1 + s0/0.2 + s0/0.3). Is this done by
just
> > looking at S0 and using ABSMAX and MAX to place the CIR into the
equation or
> > do I add the three sub interfaces together. I have done both of these
and
> > get different results so I'm unsure of which one to use?? Any help would
be
> > appreciated
>
> Just create one graph for the physical interface and one for each
> subinterface.  The physical will represent aggregate traffic plus the
> LMI traffic (DLCI 0 or 1023) which should be minimal.
>
> CIR isn't really part of the equation, as it's a guaranteed minimum
> rate reserved for you by the carrier.  Traffic can and often does exceed
> CIR.  The physical port speed of the remote end should be your MAX for
> each subinterface.
>
> --
> Jay Hennigan  -  Network Administration  -  jay at west.net
> NetLojix Communications, Inc.  NASDAQ: NETX  -  http://www.netlojix.com/
> WestNet:  Connecting you to the planet.  805 884-6323
>
>
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