Examine speed/duplex on both ends. On Wed, 11 Feb 2009, chloe K wrote: :Hi all : : I got the syslog about this error : : any idea and how can I solve it? : : 1w0d: %AMDP2_FE-6-EXCESSCOLL: Ethernet0/0 TDR=1, TRC=0 : : Thank you