User’s Manual
50
The Router does not have a battery to keep the clock running. Turning off the Router
power or rebooting the Router will cause the temporary failure of the Router clock. After the
failure, if the NTP time server cannot be synchronized automatically, you need to
recalibrate the time to ensure that the relevant functions controlled by time period perform
correctly.
3.8.2 URL Filter
With URL filter, you can prevent certain clients from accessing to specific network domain name,
such as www.sina.com.
Log in to the web interface of the Router. Step 1
In the left navigation menu, select Access Restrictions > URL Filter. Step 2
Enable URL filter. Step 3
URL filter Figure 3-41
Select a policy. Step 4
Discard packets conform to the following rules: Only discard the matching
URL addresses in the list.
Accept only the data packets conform to the following rules: Only accept the
matching URL addresses in the list, discard all other URL addresses.
Enter URL address in Add Filter Rule box, and then click Add. Step 5
Click Save to save the configuration.
Step 6
Click Apply Settings to apply the configuration. Step 7
(Optional) Click Cancel Changes to cancel the configuration. Step 8
(Optional) Select the target URL in Del column, and then click Save to delete the Step 9
selected URL.
3.8.3 MAC Filter
With MAC filter, your clients can be allowed or denied to only access to the specific MAC
addresses.
Log in to the web interface of the Router. Step 1
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