Cisco Systems 12000/10700 V3.1.1 BGP Network Information, BGP Neighbor Information, 14-22

Chapter 14 Routing

BGP Status

BGP Auto-Summary—It displays whether Automatic network number summarization for BGP is enabled or disabled.

BGP Log Neighbor-Changes—It displays whether logging of BGP neighbor resets is enabled or disabled.

Default-Metric—It displays the default-metric value set for redistributed routes.

BGP Default IPV4-Unicast—It displays whether the IP version 4 (IPv4) unicast for peers is enabled or disabled on the router.

Network

The Network tab displays a single area, BGP Network Information

BGP Network Information

Neighbor IP Address—The IP address of the peer where the path information was learnt.

Network Mask—Length in bits of the IP address prefix in the Network Layer Reachability Information field

Network Address—An IP address prefix in the Network Layer Reachability Information field. This object is an IP address containing the prefix with the length specified by the Network Mask attribute. Any bits beyond the length specified by Network Mask attribute are zeroed

Path Origin—The ultimate origin of the path information

Border Router IP Address—The address of the border router that should be used for the destination network.

Best Path—Indicates whether the BGP4 route is the best chosen or not.

Multiple Exit Point Discriminate Metric—This metric is used to discriminate between multiple exit points to an adjacent autonomous number. A value of -1 indicates the absence of this attribute.

Degree of Preference—The originating BGP4 speaker's degree of preference for an advertised route. A value of -1 indicates the absence of this attribute.

Calculated Degree of Preference—The degree of preference calculated by the receiving BGP4 speaker for an advertise route.

Less Specific Route Selected—Indicates whether or not the local system has selected a less specific route without selecting a more specific route.

Router Aggregator AS—The AS number of the last BGP4 speaker that performed route aggregation. When the value is zero, it indicates the absence of this attribute.

Route Aggregator IP Address—The IP address of the last BGP4 speaker that performed route aggregation.

Neighbor

The Neighbor tab displays a single area, BGP Neighbor Information.

BGP Neighbor Information

Neighbor IP Address—Specifies the IP address of the neighbor router.

Neighbor ID—Indicates the BGP identifier of the BGP peer entry

	Cisco 12000/10700 v3.1.1 Router Manager User Guide
14-22	OL-4455-01