
Event Messages for Routers
3-14
303550-A Rev 00
Entity Code/Event Code 52/51
Decimal Identifier 16790579
Severity: Warning
Message: Connection <IP_address> -- <IP_address>: UPDATE Message Error, AS Routing Loop
Meaning: The BGP peer connection identified by <IP_address> -- <IP_address> detected an
Update Message Error with the subcode AS Routing Loop.
Action: If this occurs regularly, you must use a line trace to determine whether the peer is sending
erroneous data.
Entity Code/Event Code 52/52
Decimal Identifier 16790580
Severity: Warning
Message: Connection <IP_address> -- <IP_address>: UPDATE Message Error, Invalid
NEXT_HOP Attribute
Meaning: The BGP peer connection identified by <IP_address> -- <IP_address> detected an
Update Message Error with the subcode Invalid Next Hop Attribute.
Action: If this occurs regularly, you must use a line trace to determine whether the peer is sending
erroneous data.
Entity Code/Event Code 52/53
Decimal Identifier 16790581
Severity: Warning
Message: Connection <IP_address> -- <IP_address>: UPDATE Message Error, Optional Attribute
Error
Meaning: The BGP peer connection identified by <IP_address> -- <IP_address> detected an
Update Message Error with the subcode Optional Attribute Error.
Action: If this occurs regularly, you must use a line trace to determine whether the peer is sending
erroneous data.
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