Chapter 14 Routing

BGP Address Family Configuration

Step 3 Choose the Chassis and the Address Family from the left side of the window.

AF-Network Tab—Detailed Description

The AF-Network tab displays a single area: Network Information

Network Information

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 Prefix Len attribute. Any bits beyond the length specified by Network Mask attribute are zeroed.

Prefix Len—Length in bits of the IP address prefix in the network layer reachability information field.

Path Origin—The ultimate origin of the network path information.

Next Hop Ip Address—The address of the border router that should be used for the destination network.

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.

Weightage—Specifies the BGP weight for the routing table.

Best Route—Specifies whether the network path is the best possible route. When set to true, it indicates that the network path is the best route for the router.

Action

Add/Remove AF Network—Clicking on the “Add/Remove AF Network” opens the BGP Address Family - Network Configuration window.

BGP Address Family—Network Configuration

The BGP Address Family - Network Configuration window allows the user to add or remove network paths for BGP address families. To configure a Network path for an address family, proceed as follows:

Step 1 Open the BGP Address-Family Configuration window. See “Viewing the AF-General Tab on the BGP Address-Family Configuration Window” section on page 14-27for further details. Click on the AF-Network Tab.

Step 2 Choose a chassis and the address family from the left side of the window.

Note You can choose multiple chassis and address families (from the list provided at the left side of the window) which allows you to launch the BGP Address Family - Network Configuration window for the selected chassis.

Step 3 Click on the Add/Remove AF Network button to open the BGP Address Family - Network Configuration window.

 

 

Cisco 12000/10700 v3.1.1 Router Manager User Guide

 

 

 

 

 

 

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Cisco Systems 12000/10700 V3.1.1 AF-Network Tab-Detailed Description, BGP Address Family-Network Configuration, 14-33