Cisco Small Business RV 120W Wireless-N VPN Firewall ...
Cisco Small Business RV 120W Wireless-N VPN Firewall ...
Cisco Small Business RV 120W Wireless-N VPN Firewall ...
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Configuring the <strong>Firewall</strong><strong>Firewall</strong> Configuration Examples4To create a LAN Group:STEP 1STEP 2STEP 3STEP 4Choose <strong>Firewall</strong> > Advanced Settings > LAN (Local Network) Groups.Click Add.Enter the group name; spaces and quotes are not supported. Click Save.Choose if the group consists of a single IP address, or an range of IP addresses.If the group consists of a single IP address, enter the address in the Start Addressfield. If the group consists of a range of IP addresses, enter the address in theFinish Address field.STEP 5Click Save.Enabling Session Initiation Protocol Application-LevelGateway (SIP ALG)SIP ALG can rewrite information within SIP messages (SIP headers and SDP body)making signaling and audio traffic possible between a client behind NetworkAddress Translation (NAT) and the SIP endpoint.To enable SIP ALG:STEP 1STEP 2STEP 3Choose <strong>Firewall</strong> > Advanced Settings > SIP ALG.Check the Enable box to enable SIP ALG support. If disabled, the router will notallow incoming calls to the UAC (User Agent Client) behind the <strong>Cisco</strong> <strong>RV</strong><strong>120W</strong>.Click Save.<strong>Firewall</strong> Configuration ExamplesExample 1: Allow inbound HTTP traffic to the DMZIn this example, you host a public web server on your local DMZ network. Youwant to allow inbound HTTP requests from any outside IP address to the IPaddress of your web server at any time of day.<strong>Cisco</strong> <strong>RV</strong><strong>120W</strong> Administration Guide 87
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