| Exam 640-875 | Question id=4790 | IP Networks |
The PE and CE interfaces are in the UP/UP state. The junior Network Engineer has validated Layer 3 functionality by pinging the adjacent interface, however the customer is unable to access the provider network. What should be your next troubleshooting step?
| A. |
Validate that the encapsulation method is utilizing Point-to-Point Protocol | |
| B. |
Validate that the destination customer network is in the correct VRF | |
| C. |
Validate that the circuit clocking is inaccurate and needs to be synchronized on both sides | |
| D. |
Check the physical connection between both devices to ensure stability | |
| E. |
Identify incorrect RADIUS configuration is present on the PE device | |
| F. |
Check that an access-list is mis-configured on the loopback 0 interface and needs to be corrected |