The vlink-peer command is used to specify a peer IP address for setting up a virtual link.

Assume that the traceroute test is used to detect the packet forwarding path and tracert packets have passed through the firewall. Which of the following attack protection functions needs to be disabled to normally display the tracert result?

Route filtering can filter not only routing information but also link-status information.

Simple traffic classification can be performed based on which of the following information in VLAN packets?

The TCP SYN flood attack usually occurs during the TCP handshake process. How many handshakes are required to set up a TCP connection?