Configure an AS Path List
Configure an AS path list to restrict the routing information a router learns or advertises to and from a neighbor. The AS path list acts as a filter that matches AS paths.
Before you begin
-
To perform this procedure on a non-default VRF, you must first change the VRF instance. For information about how to use EDM for a non-default VRF, see Select and Launch a VRF Context View. All parameters might not be available in non-default VRFs.
The VRF must have an RP trigger of BGP.
Procedure
- In the navigation pane, expand .
- Select Policy.
- Select the As Path List tab.
- Select Insert.
- Enter the appropriate information for your configuration.
- Select Insert.
As Path List Field Descriptions
Use the data in the following table to use the As Path List tab.
|
Name |
Description |
|---|---|
|
Id |
Specifies the AS path list. |
|
MemberId |
Specifies the AS path access list member ID. |
|
Mode |
Specifies the action to take if the system selects a policy for a specific route. Select permit (allow the route) or deny (ignore the route). |
|
AsRegularExpression |
Specifies the expression to use for the AS path. |