Right you are. I haven't figured enough out about 100Base-TX in order to
put a similar formula together.
--D
> -----Original Message-----
> From: Connie A. Logg [SMTP:cal@SLAC.STANFORD.EDU]
> Sent: Tuesday, October 12, 1999 11:48 AM
> To: NV-L@UCSBVM.UCSB.EDU
> Subject: Re: ifInOctets...
>
> Be aware of the differences between physical layer technologies. This may
> apply for 10 mbit links, but not work correctly for 100Mbit and gigabit.
> Also full and half duplex characteristics must be considered.
>
>
>
>
> At 11:20 AM 10/12/99 -0500, Waddle, Duane wrote:
> >The "best" formula that I've (personally) seen will accommodate for the
> >preamble and the interpacket gap. Algebraically, it goes:
> >
> > #packets * (9.6 + 6.4) + #octets * 0.8
> > ----------------------------------------------------------
> > Interval * 10000
> >
> >and should result in a value in the range of 0 - 100. I have also coded
> a
> >MIB expression for it, which looks like:
> >
> >EtherUtil \
> >"Ethernet Utilization" \
> > .1.3.6.1.2.1.16.1.1.1.5. \
> > 16 * \
> > .1.3.6.1.2.1.16.1.1.1.4. \
> > 0.8 * + \
> > 10000 /
> >
> >
> >This should be directly placeable in MibExpr.conf
> >
> >--D
> >
> >> -----Original Message-----
> >> From: Gord Michaels [SMTP:gord_michaels@HOTMAIL.COM]
> >> Sent: Monday, October 04, 1999 10:00 PM
> >> To: NV-L@UCSBVM.UCSB.EDU
> >> Subject: ifInOctets...
> >>
> >> Hello All.
> >>
> >> I am interested in collecting/graphing the standard MIB OIDs:
> >>
> >> ifInOctets
> >> ifOutOctets
> >>
> >> I want to see the total traffic/sec in and out of a certain ethernet
> >> interface. Do these two MIB Objects dynamically keep track of total
> >> octets(bytes)/sec or just IP octets/sec. Is frameing included.
> >>
> >> If these are just for IP, what could tell me the total octets/sec for
> all
> >> traffic, i.e. IP + IPX + etc...
> >>
> >> Any info appreciated.
> >>
> >> Sincerely,
> >>
> >> Gord Michaels.
> >>
> >> ______________________________________________________
> >> Get Your Private, Free Email at http://www.hotmail.com
>
> Connie Logg cal@slac.stanford.edu
> Network Analyst SLAC - ms 97
> 650-926-2879 P.O. Box 4349, Stanford, CA 94309
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