| Exam 642-887 | Question id=3217 | MPLS/LDP in a Service Provider IP NGN Environment |
Which Cisco IOS XR high-availability feature is used to prevent routes from being used before LDP converges?
| A. |
LDP session protection | |
| B. |
LDP-IGP synchronization | |
| C. |
BFD | |
| D. |
IGP session protection |