On 10 Nov 99, at 20:03, Paul D. Robertson wrote:
> On Wed, 10 Nov 1999, Stewart Dean wrote:
>
> > OK: I am seeing intermittent network saturation: internal pings fail,
> > telnet session hang or get dropped, etc. I have no sniffer, no network
> > analyzer, no network management software. This is an Ethernet
> > network that was figer linked to IBM/Cabletron/Synoptics hubs, but
> > now has a Cisco 5500 with RSM at its center and about 1/3 of the
> > network is Cisco 2900 XLs..in a year or two, it'll be all of it. It handles
> > about 1000 students and 500 faculty and staff. We have a T1
> > outbound out of a Cisco 2501 (which ties to the intranet with a 10Mb
> > regular Ethernet); it's other serial port is a frational T1 from a
> > satellite campus.
>
> You should be able to look at the interface traffic on your Cisco gear.
> You may want to do a search for MRTG and enable *read-only* MIBs for SNMP
> access to that gear while you're troubleshooting, then you can have
> graphs for the internal network.
Oooh, thanks!
I've been asked to take a small herd of 2900XLs off auto-pilot and
implement some monitoring and management of them -- and I'd forgotten
how useful MRTG is.
David G
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