H3C S6520-SI Series Command Reference Manual page 5

Convention
Examples provided in this document
Examples in this document might use devices that differ from your device in hardware model,
configuration, or software version. It is normal that the port numbers, sample output, screenshots,
and other information in the examples differ from what you have on your device.
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Description
Represents a security module, such as a firewall, load balancing, NetStream, SSL
VPN, IPS, or ACG module.