Daryn,

      Are you using 3Com NICs on any devices?  I've noticed that 3Coms DO
NOT autonegotiate correctly with Cisco set-based switches.  One side will
always come up half duplex, the other side full.  Intel and Compaq NICs
don't seem to have this problem.  You're better off hardcoding everything to
100 full, switch ports and NICs, assuming everything is capable of it.  Do a
'sh port count' and 'sh port' on the switches, make sure there's no errors
on any port.  Check the servers first.  Very slow response is a symtom of
mismatched duplexity (is that a word?).

Chuck Church
Network Engineer
CCNP, MCNE, MCSE
Magnacom Technologies
140 Route 303
Valley Cottage, NY 10989
Voice: 914 267-4000 ext 218
Fax:   914 267-1034
<mailto:[EMAIL PROTECTED]>


- ----- Original Message -----
From: "Bartlett, DS1" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, July 09, 2000 6:34 PM
Subject: 

> After our recent upgrade to our backbone (6500's) we are now pushing
traffic
> at incredible speeds. Unfortunately my users only notice that it now
takes
> forever for their outlook to open up. We use Exchange 5.5 (sp2) and
Outlook
> 97. We do not have messenger services loaded. We have Novell servers
> on-line, but the Exchange servers do not have IPX client software loaded.
> Sometimes it takes as much as 2 minutes for mail to come up. I have
allowed
> all udp traffic to be forwarded so netbios will work.
>
> Any thoughts would be appreciated to an extremely frustrated administrator
> who is fed up with users.
>
> Daryn
>

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