We had some bgp neighbor fail and flapping in a while and we had no idea to fix it till now. Device show us some error message that list below...
Apr 20 14:24:20.238 CST: %BGP-5-ADJCHANGE: neighbor X.X.X.X Up
Apr 20 14:24:21.166 CST: %BGP-3-NOTIFICATION: received from neighbor X.X.X.X 3/5 (invalid length for attribute) 1036 bytes D0100408 000212C9 000003E9 000212C9 00
Apr 20 14:24:21.166 CST: %BGP-5-ADJCHANGE: neighbor X.X.X.X Down BGP Notification received
Would somebody help us for this case?