Try forcing speed/duplex on the switch port and client side. I've seen this
problem when auto-negotiation doesn't work right. Try upgrading the NIC
drivers too.
John
Aftab Rashid <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Hi,
>
> We are having problems in the performance of the ethernet. We are using
> Cisco 2924 Switch for our Lan but I have observed that of and on various
> links goes down and up quiet often. look as follows
>
> Mar 4 16:54:31 dialup20 4448: 1w2d: %LINK-3-UPDOWN: Interface
> FastEthernet0/21,
> changed state to up
> Mar 4 16:54:31 dialup20 4449: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/21, changed state to up
> Mar 4 16:54:39 dialup20 4450: 1w2d: %LINK-3-UPDOWN: Interface
> FastEthernet0/21,
> changed state to down
> Mar 4 16:54:39 dialup20 4451: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/21, changed state to down
> Mar 4 16:55:11 dialup20 4452: 1w2d: %LINK-3-UPDOWN: Interface
> FastEthernet0/21,
> changed state to up
> Mar 4 16:55:11 dialup20 4453: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/21, changed state to up
> Mar 4 17:36:17 dialup20 4454: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/21, changed state to down
> Mar 4 17:37:08 dialup20 4455: 1w2d: %LINK-3-UPDOWN: Interface
> FastEthernet0/21,
> changed state to up
> Mar 4 17:37:08 dialup20 4456: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/21, changed state to up
> Mar 4 18:25:23 dialup20 4457: 1w2d: %LINK-3-UPDOWN: Interface
> FastEthernet0/23,
> changed state to up
> Mar 4 18:25:23 dialup20 4458: 1w2d: %LINEPROTO-5-UPDOWN: Line protocol
> on Inter
> face FastEthernet0/23, changed state to up.
>
> I have checked the cables they are perfectly alright. I added
> carrier-delay of 4 sec but got no advantage.
>
> What could be the source of the problem and can I solve it.
>
> Thanks
>
> Aftab Rashid
>
> _________________________________
> FAQ, list archives, and subscription info:
http://www.groupstudy.com/list/cisco.html
> Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
>
_________________________________
FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html
Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
