Cisco Small Business RV220W Administration Guide

Firewall
Firewall Configuration Examples
Cisco RV220W Administration Guide 94
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STEP 1 Check the Enable box to enable SIP ALG support. If disabled, the router will not
allow incoming calls to the UAC (User Agent Client) behind the Cisco RV220W.
STEP 2 Click Save to save your settings, or click Cancel to reload the page with the
current settings.
Firewall Configuration Examples
Example 1: Allow inbound HTTP traffic to the DMZ
In this example, you host a public web server on your local DMZ network. You
want to allow inbound HTTP requests from any outside IP address to the IP
address of your web server at any time of day.
Create an inbound rule as follows:
Example 2: Allow videoconferencing from range of outside IP addresses.
In this example, you want to allow incoming videoconferencing to be initiated from
a restricted range of outside IP addresses (132.177.88.2 - 132.177.88.254), from a
branch office.
Create an inbound rule as follows. In the example, CUSeeMe connections are
allowed only from a specified range of external IP addresses.
Parameter Value
Connection Type Inbound
Action Always Allow
Service HTTP
Source IP Any
Send to Local Server (DNAT IP) 192.168.5.2 (web server IP address)
Rule Status Enabled

Cisco Small Business RV220W Specifications

General

Firewall Type	Stateful packet inspection (SPI)
VPN Support	Yes
DHCP Server	Yes
QoS	Yes
Wireless Speed	300 Mbps
Management	Web-based
LAN Ports	4
Encryption	AES
Security Features	NAT, URL filtering
Power Supply	12V DC
Wireless Standard	802.11n
WAN Ports	1