# Configuring a VRF instance

Use this procedure to modify the configuration parameters for an existing VRF instancel

## Procedure steps

1. From the navigation pane, double-click IP.

2. In the IP tree, click VRF.

3. In the VRF work area, double-click an Id cell, to modify the configuration for that parameter.

4. On the toolbar, click Apply.

5. On the toolbar, click Refresh to verify the VRF instance configuration.

## Variable definitions

Variable | Value
--- | ---
Id | Specifies a numerical ID for the VRF instance. Values range from 1 to 3.
Name | Specifies the alphanumeric identifier (name) assigned to the VRF instance.
MaxRoutes | Specifies a maximum number of routes for the VRF instance. Values range from 0 to 500. Note: a maximum of 4000 routes exists between all the VRF instances. A default of 500 max-routes is available when non-default VRFs are created. If max-routes=0 , no L3 interfaces can be created in that VRF instance.