Symantec 360R Administration Guide - Page 176

176 Field descriptions Firewall field descriptions Table C-17 Section Optional Connection Settings PPP Settings DNS Gateway Advanced tab field descriptions (Continued) Field Description Idle Renew DHCP Number of minutes after which, if there is no LAN-to-WAN or WAN-to-LAN traffic, the security gateway sends a request to renew the DHCP lease. To disable this feature, type 0. Force Renew (Model 320) Sends a request to the ISP to renew the DHCP lease. Renew WAN1, Sends a request to the ISP to renew the DHCP Renew WAN2 lease for WAN1 or WAN2. (Model 360/360R) WAN Port 1 WAN Port 2 (Model 360/360R) Maximum size (in bytes) of packets that leave through the WAN port you are configuring. The default value is 1500 bytes. For PPPoE, the default value in bytes is 1472. Time-out Number of seconds between echo requests. Retries Number of times that the security gateway sends echo requests. DNS Gateway IP address of a non-ISP (private or internal) DNS gateway to use for name resolution. Enable DNS Gateway Backup If you specify a DNS gateway and it becomes unavailable, this enables the appliance to use your ISP's DNS servers as a backup. Firewall field descriptions The Symantec Gateway Security 300 Series security gateway includes firewall technology that let you define the inbound and outbound rules governing the traffic that passes through the security gateway. When configuring the firewall you need to identify all nodes (computers) that are protected on your network. This section contains the following topics: ■ Computers tab field descriptions ■ Computer Groups tab field descriptions ■ Inbound Rules field descriptions ■ Outbound Rules tab field descriptions