SMC Networks SMC7204BRA manual IP filter rule examples, Example

Configuring IP Filters

3.When you have finished selecting the criteria, make sure that the [Enable] radio button is selected at the top of the page. Then click [Submit]. After a [Confirmation] page appears, the [IP Filter Configuration] page will redisplay with the new rule showing in the table. If the security level of the rule matches the globally configured setting, a green ball in the [Oper. Status] column for that rule, indicating that the rule is now effective. A red ball will display when the rule is disabled or if its security level is different from the globally configured level.

4.Make sure that the [Security Level:], the [Private Default Action:], [Public Default Action:] and [DMZ Default Action:] settings on the [IP Filter Configuration] page are configured as needed, then click [Submit]. A page appears to confirm your changes.

5.Click the [Admin] tab, and then click [Commit & Reboot] in the task bar.

6.Click [Commit] to save your changes to the permanent memory.

IP filter rule examples

Example 1

Blocking a specific computer on your LAN from using accessing web servers on the Internet:

1.Add a new rule for outgoing packets on the [ppp-0] interface from any incoming interface (this would include the [eth-0] and [usb-0] interfaces, for example).

2.Specify a source IP address of the computer you want to block.

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