Number | 7159 |
Severity | Critical |
SNMP Name | ptRouteRouteInaccessibleCRDT |
Description | This event indicates that a route is no longer accessible because it failed the ANSI Circular Route Detection Test (CRDT). |
Application | MTP3 |
Action | See the following Recommended Action |
If a route is PROHIBITED_CRDT, then the route is marked unavailable because an ANSI Circular Route Detection Test (CRDT) has detected a loop in the MTP3 routing in the network towards the affected destination.
When the routing issue is resolved, follow these steps to perform a Reset State action on the affected route to return it to normal function.