There are two ways to achieve high reliability of the firewall heartbeat line, the multi-heartbeat interface method and Eth-Trunk. Compared with the multi-heartbeat interface method, the advantage…

There are two ways to achieve high reliability of the firewall heartbeat line, the multi-heartbeat interface method and Eth-Trunk. Compared with the multi-heartbeat interface method, the advantage of Eth-runk is that it can increase the communication bandwidth of the link and realize more traffic load sharing.