Cisco Systems 12000/10700 V3.1.1 Network, Neighbor

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Cisco 12000/10700 v3.1.1 Router Manager User Guide

OL-4455-01

Chapter 14 Routing

BGP Status

BGP Aut o-S umma ry —It disp lays w hethe r Au to matic ne twork numbe r summa riz ation fo r BGP i s

enab led or disable d.

BGP Log Neig hbor-Changes—It displays wh ether logging of BGP neig hbor resets is e nabled or

disabled.

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

BGP Default IPV4-Un icast—It di splays w heth er the IP version 4 (IPv4 ) unicast for pe er s is ena ble d or

disabled o n t he rou ter.

Network

The Networ k tab displays a singl e area, BGP Ne twork Informa tion

Neighbor I P A ddre ss —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 Addre ss—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 beyon d t he leng t h sp ecified by Networ k Ma sk attri bute a re z eroe d

Path Origin—The ultimate origin of the path information

Border Router IP Address—The addre ss of the bor de r rou ter tha t sho uld be used fo r th e dest inati on

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 ad vertis e 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 A ggr egator A S—The AS number of t he last BGP4 spe aker that pe rformed route a ggregation.

When the value is zero, it indicates the absence of this attribute.

Route Ag gregat or I P A dd re ss—Th e IP addre ss of the last BGP4 spe aker that per forme d route

aggregati on .

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

Neighbor I P A ddre ss —Specifies the IP a ddr ess of the n eighbor r outer.

Neighbor I D—Indicates the BGP identifier of the BGP peer entry