Enabling prefix suppression
Perform this task to disable an interface from advertising its prefix in LSPs. This enhances network security by preventing IP routing to the interval nodes and speeds up network convergence.
To enable prefix suppression:
Step | Command | Remarks |
---|---|---|
1. Enter system view. | system-view | N/A |
2. Enter interface view. | interface interface-type interface-number | N/A |
3. Enable prefix suppression on the interface. | isis prefix-suppression | By default, prefix suppression is disabled on the interface. This command is also applicable to the secondary IP address of the interface. |