To enable Secure Neighbor Discovery (SEND), include the following statements:
- protocols {
-
-
neighbor-discovery {
-
-
secure {
-
-
security-level {
- (default | secure-messages-only);
- }
- }
- }
- }
Specify default to send and receive both secure and unsecured Neighbor Discovery Protocol packets. To configure SEND to accept secured NDP messages only and to drop unsecured ones. specify secure-messages-only.