in the end i openend a TAC case:it a collision on the out-of-band-ethernet management bus (EOBC) for the line cards only. it is not critical. you can disable it with command no service internal.RegardsArtur
Hiyes would make sense... I've got 2 messages:1711390: Feb 21 11:04:21 GMT: %SIBYTE-DFC2-4-SB_EXCESS_COLL: Excessive collisions on mac 1 (count: 8311)1711391: Feb 21 11:04:52 GMT: %SIBYTE-DFC1-4-SB_EXCESS_COLL: Excessive collisions on mac 1 (count: 9...