Hi! ...It seems, this is software defect of CISCO IOS 12.2.19 AS5300 RANCID logs config diff ~~ in every 2..3 hours. @@ -365,7 +365,7 @@ interface Dialer7 ... - fair-queue 64 16 0 + fair-queue @@ -365,7 +365,7 @@ interface Dialer7 ... - fair-queue + fair-queue 64 16 0 Is there any way to prevent this ? -- -=AV=-