Câu 24: 300-730: Implementing Secure Solutions with Virtual Private Networks (SVPN 300-730)

While troubleshooting, an engineer finds that the show crypto isakmp sa command indicates that the last state of the tunnel is MM_KEY_EXCH. What is the next step that should be taken to resolve this issue?

1. A. Verify that the ISAKMP proposals match.
2. B. Ensure that UDP 500 is not being blocked between the devices.
3. C. Correct the peer's IP address on the crypto map.
4. D. Confirm that the pre-shared keys match on both devices. — đáp án hiện tại