That is a common problem with 3Com NICs you can try upgrading the dirvers witch sometimes helps but hardsetting speed and duplex to 100/full on both sides is you best bet.
""Bill Carter"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > I have been seeing a lot of problems with 3COM NIC's If the switch is > forced 100/full and the NIC is auto we get a lot of errors, if NIC is forced > 100/Full errors go away. If Switch and 3Com NIC left to auto switch will > come up 100/full and NIC 100/half. > > You have to make sure the NIC is also forced. > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of > Michael Williams > Sent: Tuesday, January 22, 2002 1:41 PM > To: [EMAIL PROTECTED] > Subject: Errors on Ethernet Ports on 6500?!?!?! [7:32853] > > > This is wild stuff, so I thought I'd run it by GroupStudy to see if anyone > had seen this before or knew what caused it. > > We're currently migrating connections from a 5513+RSM to a new > 6509+Sup2/MSFC2. There were three ethernet connections, that upon being > moved from the 5500 to the 6500, starting showing input errors and CRC > errors. When these connections were moved, the port on the 6500 was > configured identically to the same port on the 5500 as far as speed, duplex, > VLAN assignment, and spanning tree settings. > > These same devices (same patch cables and all) created no errors on the 5500 > whatsoever. > > Here's the kicker: When we went back and changed the port speed/duplex to > "auto" on the 6500, it negociated the same speed/duplex settings we had > forced, but now there were no more errors. (i.e. a server set for 100-Full, > that was plugged into a switchport on the 5500 forced to 100-Full was fine, > but plugged into a port on the 6500 forced to 100-Full caused errors, and > plugged into the exact same 6500 port set for "auto" speed/duplex had no > errors.) > > Any ideas on why letting the switch detect settings caused no errors while > forcing it to those same settings causes errors? > > Thanks, > Mike W. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=33731&t=32853 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
