Lantronix G520 G520 User Guide - Page 178

11: Network Parameters Enable Edit Delete Add Description Select the box to enable the traffic rule. If the rule is enabled, clear the box to disable the rule. Click to edit the traffic rule settings. Click to delete the traffic rule. Click to add a new traffic rule. This button appears at the bottom of the Traffic Rules page. Add Traffic Rule To add a traffic rule: 1. Go to Network > Firewall > Traffic Rules. 2. At the bottom of the Traffic Rules table, click Add. 3. Enter the configuration settings. See Table 11-28. 4. Click Save. Table 11-28 Firewall Traffic Rule Configuration Parameters General Settings Description Name Protocol Enter the name of the traffic rule. Select the protocol from the available options. Available options  TCP - Allows only TCP traffic to the open port  UDP - Allows only UDP traffic to the open port  TCP+UDP - Allows both TCP and UDP traffic to the open port Source zone Select the traffic source zone. This is usually WAN zone. Source address Source port Destination zones Match incoming traffic from the specified source IP address Match incoming traffic from the specified source port Select the destination firewall zone. If specified the rule applies to forwarded traffic, otherwise it is treated as an input rule. Destination address Match incoming traffic directed to the specified destination IP address. If no destination zone is specified, the rule is treated as an input rule. Destination port Action Match incoming traffic directed to the specified destination port. Sets the target parameter to indicate the firewall action. Options include:  Accept  Reject  Drop  Mark  Notrack. Advanced Settings Restrict to address family Enter the protocol family to generate iptables rules for. Options include: ipv4, ipv6, or any. Source MAC address Match incoming traffic from the specified MAC address. G520 Series IoT Cellular Gateway User Guide 178