[mrtg] Re: Regarding a Cisco 2908XL Switch
Ted Mektrakarn
ted at mail.mp3.com
Tue Aug 31 07:05:01 MEST 1999
ahh cisco.. an their damn bugs with SNMP. I do know that if you upgrade
to SA3 rather then SA6 it should fix alot of the "null values."
-ted
<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Ted Mektrakarn, ted at MP3.COM
Systems and Network Engineer
MP3.com, Inc. - The 21st Century Music Company http://www.mp3.com
<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
On Mon, 30 Aug 1999, Ekke Loo wrote:
> Hi, being new to this switch monitoring thing please bear with me. I have a
> Cisco 2908XL switch (8 port 10/100) and have configured mrtg to run on an nt
> box....
>
> my graphs end up being flat or with minimal traffic.... :(
>
> with 0 - 30 bytes being the average..... now i know it's bigger than that
>
> here is my default cfgmaker file(i went back to it after my fooling around
> didn't produce any results):
>
> # Add a WorkDir: /some/path line to this file
>
> WorkDir: D:\Inetpub\wwwroot\MRTG
>
> ######################################################################
> # Description: Cisco Internetwork Operating System Software IOS (tm) C2900XL
> Software (C2900XL-H-M), Version 11.2(8)SA2, RELEASE SOFTWARE (fc1) Copyright
> (c) 1986-1998 by cisco Systems, Inc. Compiled Fri 24-Apr-98 10:51 by rheaton
> # Contact: Ekke Loo
> # System Name: Switch
> # Location: ttw.net Office
> #.....................................................................
>
> Target[on25.ttw.net]: 1:public at 139.142.24.254
> MaxBytes[on25.ttw.net]: 1250000
> Title[on25.ttw.net]: Switch (on25.ttw.net): VLAN1
> PageTop[on25.ttw.net]: <H1>Traffic Analysis for VLAN1
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>VLAN1 (1)</TD></TR>
> <TR><TD>IP:</TD><TD>on25.ttw.net (139.142.24.254)</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>1250.0 kBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> Target[139.142.24.254.2]: 2:public at 139.142.24.254
> MaxBytes[139.142.24.254.2]: 1250000
> Title[139.142.24.254.2]: Switch (): FastEthernet0/1
> PageTop[139.142.24.254.2]: <H1>Traffic Analysis for FastEthernet0/1
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/1 (2)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>1250.0 kBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> Target[139.142.24.254.3]: 3:public at 139.142.24.254
> MaxBytes[139.142.24.254.3]: 1250000
> Title[139.142.24.254.3]: Switch (): FastEthernet0/2
> PageTop[139.142.24.254.3]: <H1>Traffic Analysis for FastEthernet0/2
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/2 (3)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>1250.0 kBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> Target[139.142.24.254.4]: 4:public at 139.142.24.254
> MaxBytes[139.142.24.254.4]: 1250000
> Title[139.142.24.254.4]: Switch (): FastEthernet0/3
> PageTop[139.142.24.254.4]: <H1>Traffic Analysis for FastEthernet0/3
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/3 (4)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>1250.0 kBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
> ########
> ######## This Interface is one of the following
> ######## - administratively not UP
> ######## - it is in test mode
> ######## - it is a softwareLoopback interface
> ######## - has a unrealistic speed setting
> ######## It is commented out for this reason.
> ########
> #
> # Target[139.142.24.254.5]: 5:public at 139.142.24.254
> # MaxBytes[139.142.24.254.5]: 0
> # Title[139.142.24.254.5]: Switch (): FastEthernet0/4
> # PageTop[139.142.24.254.5]: <H1>Traffic Analysis for FastEthernet0/4
> # </H1>
> # <TABLE>
> # <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> # <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> # <TR><TD>Interface:</TD><TD>FastEthernet0/4 (5)</TD></TR>
> # <TR><TD>IP:</TD><TD> ()</TD></TR>
> # <TR><TD>Max Speed:</TD>
> # <TD>0.0 Bytes/s (ethernetCsmacd)</TD></TR>
> # </TABLE>
> #
> #---------------------------------------------------------------
> ########
> ######## This Interface is one of the following
> ######## - administratively not UP
> ######## - it is in test mode
> ######## - it is a softwareLoopback interface
> ######## - has a unrealistic speed setting
> ######## It is commented out for this reason.
> ########
> #
> # Target[139.142.24.254.6]: 6:public at 139.142.24.254
> # MaxBytes[139.142.24.254.6]: 0
> # Title[139.142.24.254.6]: Switch (): FastEthernet0/5
> # PageTop[139.142.24.254.6]: <H1>Traffic Analysis for FastEthernet0/5
> # </H1>
> # <TABLE>
> # <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> # <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> # <TR><TD>Interface:</TD><TD>FastEthernet0/5 (6)</TD></TR>
> # <TR><TD>IP:</TD><TD> ()</TD></TR>
> # <TR><TD>Max Speed:</TD>
> # <TD>0.0 Bytes/s (ethernetCsmacd)</TD></TR>
> # </TABLE>
> #
> #---------------------------------------------------------------
>
> Target[139.142.24.254.7]: 7:public at 139.142.24.254
> MaxBytes[139.142.24.254.7]: 12500000
> Title[139.142.24.254.7]: Switch (): FastEthernet0/6
> PageTop[139.142.24.254.7]: <H1>Traffic Analysis for FastEthernet0/6
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/6 (7)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>12.5 MBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> Target[139.142.24.254.8]: 8:public at 139.142.24.254
> MaxBytes[139.142.24.254.8]: 1250000
> Title[139.142.24.254.8]: Switch (): FastEthernet0/7
> PageTop[139.142.24.254.8]: <H1>Traffic Analysis for FastEthernet0/7
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/7 (8)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>1250.0 kBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> Target[139.142.24.254.9]: 9:public at 139.142.24.254
> MaxBytes[139.142.24.254.9]: 12500000
> Title[139.142.24.254.9]: Switch (): FastEthernet0/8
> PageTop[139.142.24.254.9]: <H1>Traffic Analysis for FastEthernet0/8
> </H1>
> <TABLE>
> <TR><TD>System:</TD><TD>Switch in ttw.net Office</TD></TR>
> <TR><TD>Maintainer:</TD><TD>Ekke Loo</TD></TR>
> <TR><TD>Interface:</TD><TD>FastEthernet0/8 (9)</TD></TR>
> <TR><TD>IP:</TD><TD> ()</TD></TR>
> <TR><TD>Max Speed:</TD>
> <TD>12.5 MBytes/s (ethernetCsmacd)</TD></TR>
> </TABLE>
>
> #---------------------------------------------------------------
>
> i have been reading up on SNMP and was wondering which OID MRTG looks at and
> does it figure it out just by subtracting the old form the new???
>
> any help would be appreciated
>
> thanks in advance,
>
> ekke (ekke at ttw.net)
>
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