Which of the following description about AC backup is wrong?

Which of the following is not an important feature of the agile campus network solution?

Which of the following are highlights of the agile WAN solution? (Multiple choice)

The core function of the DAS1000 series products is to control and audit database access operations, including control and post-audit of database modification, deletion, and addition operations.

Routers rely on hardware BFD and FR technology to achieve high reliability. FRR includes LDPFRR and VPNFRR. LDPFRR is tunnel-level protection, while VPNFRR is service-level protection.