| Exam 640-878 | Question id=4937 | Cisco Operating Systems and Platforms II |
Which procedure is used as the last resort disaster recovery procedure to completely replace the currently installed IOS XR software on Cisco IOS XR routers?
| A. |
netboot | |
| B. |
turboboot | |
| C. |
install recovery | |
| D. |
install rollback | |
| E. |
install add and install activate |