Restricting the number of per-IP sessions through the web UI on the USG2000&5000 series

The USG2000&5000 series devices support configuring the number of per-IP connections through the web UI.
1. Set interface IP addresses and assign the interfaces to security zones.
2. Configure interzone packet-filtering rules to ensure normal communication.
a. Choose Firewall > Security Policy > Forward Policy.
b. In Forward Policy List, click Modify to the right of Implicit of untrust->trust.
c. On the Modify Forward Policy, set Action to permit.
d. Click Apply.
3. (Optional) To restrict the number of connections of a certain application, such as P2P, configure this item.
a. Choose UTM > Application Control > Policy.
b. Select Enable of Application Control Function.
c. Click Apply.
4. Configure and apply traffic limiting policies.
a. Choose Firewall > Traffic Limiting Policy > Settings.
b. Select the Enable check box to the right of Traffic Limiting Policy.
c. Click Apply.
5. Create a per-IP traffic limiting class.
a. Choose Firewall > Traffic Limiting Policy > Per-IP Traffic Limiting.
b. Click the Per-IP Traffic Limiting Class tab.
c. Click Add in Per-IP Traffic Limiting Class List.
d. Enter or select the following parameters:
e. Click Apply.
6. Create a per-IP traffic limiting policy and reference the per-IP traffic limiting class.
a. Choose Firewall > Traffic Limiting Policy > Per-IP Traffic Limiting.
b. Click Add in Per-IP Traffic Limiting Policy List.
c. Enter or select the following parameters:
d. Click Apply.

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