Defining A Route Policy - Cisco NCS 6000 Series Configuration Manual

Defining a Route Policy

Defining a Route Policy
This task explains how to define a route policy.
Note • If you want to modify an existing routing policy using the command-line interface (CLI), you must
• Modifying the RPL scale configuration may take a long time.
• BGP may crash either due to large scale RPL configuration changes, or during consecutive RPL changes.
SUMMARY STEPS
1. configure
2. route-policy name [ parameter1 , parameter2 , . . . , parameterN ]
3. end-policy
4. commit
DETAILED STEPS
Command or Action
Step 1
configure
Step 2
route-policy name [ parameter1 , parameter2 , . . . ,
parameterN ]
Example:
RP/0/RP0/CPU0:router(config)# route-policy sample1
Step 3
end-policy
Example:
RP/0/RP0/CPU0:router(config-rpl)# end-policy
Step 4 commit
Attaching a Routing Policy to a BGP Neighbor
This task explains how to attach a routing policy to a BGP neighbor.
Before you begin
A routing policy must be preconfigured and well defined prior to it being applied at an attach point. If a policy
is not predefined, an error message is generated stating that the policy is not defined.
Routing Configuration Guide for Cisco NCS 6000 Series Routers, IOS XR Release 6.4.x
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redefine the policy by completing this task.
To avoid BGP crash, wait until there are no messages in the BGP In/Out queue before committing further
changes.
Purpose
Enters route-policy configuration mode.
• After the route-policy has been entered, a group of
commands can be entered to define the route-policy.
Ends the definition of a route policy and exits route-policy
configuration mode.
Implementing Routing Policy