Could be wrong settings on the NIC connected to the switch port. Check the machine NIC settings to set to Auto-Detect for duplex and speed.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]] On Behalf Of Brad Ellis Sent: Monday, September 09, 2002 11:06 AM To: [EMAIL PROTECTED] Subject: Re: why my interface keep going up and down?? [7:52917] hard code the port speed and duplex on your switch thanks, -Brad Ellis CCIE#5796 (R&S / Security) Network Learning Inc [EMAIL PROTECTED] www.optsys.net (Cisco hardware) ""Sim, CT (Chee Tong)"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Hi... I was checking my syslog server and found that one of the > switch's port keep changing states to up and down as shown below?? > May I know what is the cause for this? I am sure we didn't plug out > the cable at all. By the way, what is 27W5d?? > > > Sep 9 16:11:59 50.100.165.248 12051: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa ce FastEthernet0/18, changed state to down > Sep 9 16:12:02 50.100.165.248 12052: 27w5d: %LINK-3-UPDOWN: Interface > FastEthernet0/18, c > hanged state to up > Sep 9 16:12:02 50.100.165.248 12053: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa > ce FastEthernet0/18, changed state to up > Sep 9 16:12:20 50.100.165.248 12054: 27w5d: %LINK-3-UPDOWN: Interface > FastEthernet0/18, c > hanged state to down > Sep 9 16:12:20 50.100.165.248 12055: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa > ce FastEthernet0/18, changed state to down > Sep 9 16:12:26 50.100.165.248 12056: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa > ce FastEthernet0/18, changed state to up > Sep 9 16:12:30 50.100.165.248 12057: 27w5d: %LINK-3-UPDOWN: Interface > FastEthernet0/18, c > hanged state to down > Sep 9 16:12:30 50.100.165.248 12058: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa > ce FastEthernet0/18, changed state to down > Sep 9 16:12:34 50.100.165.248 12059: 27w5d: %LINK-3-UPDOWN: Interface > FastEthernet0/18, c > hanged state to up > Sep 9 16:12:34 50.100.165.248 12060: 27w5d: %LINEPROTO-5-UPDOWN: Line > protocol on Interfa > ce FastEthernet0/18, changed state to up > > ================================================================== > De informatie opgenomen in dit bericht kan vertrouwelijk zijn en is > uitsluitend bestemd voor de geadresseerde. Indien u dit bericht > onterecht ontvangt wordt u verzocht de inhoud niet te gebruiken en de > afzender direct te informeren door het bericht te retourneren. > ================================================================== > The information contained in this message may be confidential and is > intended to be exclusively for the addressee. Should you receive this > message unintentionally, please do not use the contents herein and > notify the sender immediately by return e-mail. > > > ================================================================== Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=52950&t=52917 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
