BGP path attributes

A BGP route for a specific NLRI is distinguished from other BGP routes for the same NLRI by its set of path attributes. Each path attribute is encoded as a TLV in the Path Attributes field of the Update message, and describes a property of the path. The type field of the TLV identifies the path attribute and the value field carries data specific to the attribute type.

The 7210 SAS supports the following path attributes: