Getnet Router GR-124W User Manual
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96 The figure above displays the DLS clients’ status. 5.5.7 About Click Wireless > About to display the Station About page. On this page, you can view the AP’s driver version and MAC address. 5.6 Firewall The following figure shows the navigation menu of Firewall: Firewall is an advanced setting, which is used to block or allow the data packets that pass through the AP. The sub-menus of the Firewall include Filtering, Forward, DMZ, System Security, and Content Filtering. 5.6.1 Filtering Click Firewall > Filtering to display the MAC/IP/Port Filtering Settings page.
97 Basic Settings The parameters of Basic Settings are described as follows:
98 Field Description MAC/IP/Port Filtering Enable or disable MAC/IP/Port filtering. The default setting is Disable. Default Policy By default, AP will accept all the packets that do not match any rule. MAC/IP/Port Filter Settings The filter modes of MAC/IP/Port Filter Settings are described as follows: Filter Mode Description MAC Filter MAC filter can block the hosts on the local network to access the Internet. IP Filter IP filter can block a user on the LAN to access the Internet. Port Filter Port filter can block certain ports of the IP addresses or the traffic of all the ports. On this page, the maximum rule number you can add is 32. When the data packets match the following parameters, the data packets will be
99 discarded. The parameters of MAC/IP/Port Filter Settings are described as follows: Field Description MAC Address The MAC addresses included in the data packets. It can be a destination MAC address or a source MAC address. Dest IP Address The destination IP address. Source IP Address The source IP address. Protocol The protocol types of data packets, includes TCP, UDP, and ICMP. Dest Port Range The destination port range is 1~65535. Source Port Range The source port range is 1~65535. Action Select Accept or Drop. Comment Comment about the rule. Note: You should set at least a parameter above, or you may set several parameters or all the parameters above. Current MAC/IP/Port Filtering Rules in System The figure above shows the current rules in the system. 5.6.2 Virtual Server Firewall can prevent unexpected stream on the Internet from your host on the LAN. The virtual server can create a channel that can pass through the firewall. In that case, the host on the Internet can communicate with a host on your LAN within certain port range. Click Firewall > Forward to display the Virtual Server Settings page.
100 Virtual Server Settings The parameters of Virtual Server Settings are described as follows: Field Description Virtual Server Settings Enable or disable the virtual server settings.
101 Field Description IP Address Enter the IP address that you allow to access. Protocol Select the protocol that you allow to access. You may select TCP, UDP or TCP&UDP. Port Range Enter the port range that you allow to access. Comment Enter the comment about the virtual server. Current Virtual Servers in System The figure above shows the current virtual server in the system. 5.6.3 DMZ DMZ allows all the ports of a PC on your LAN to be exposed to the Internet. Set the IP address of the PC to be DMZ host, so that the DMZ host will not be blocked by firewall. Click Firewall > DMZ to display the DMZ Settings page. The parameters of DMZ settings are described as follows:
102 Field Description DMZ Settings Enable or disable the DMZ settings. DMZ IP Address Enter the IP address of the DMZ host. After finishing the settings, click the Apply button to apply the settings. 5.6.4 System Security Click Firewall > System Security to display the System Security Settings page. This page provides the security management for the WAN interface. The parameters of System Security Settings are described as follows: Field Description Remote management (Via WAN) Enable or disable remote management. You may select Deny or Allow. If selecting Allow, users in other regions can access the Internet and configure AP. WAN Ping Filter Enable or disable WAN Ping filter. Note: When the remote management is Allow, the WAN Ping filter is disabled. SPI Firewall Enable or disable SPI (Stateful Packet Inspection) firewall. Stateful inspection tracks each connection traversing all interfaces of
103 Field Description the firewall and makes sure that they are valid. When an IP packet arrives at the firewall from the Internet, the firewall inspects the packet to see what connections have been opened from the inside of the network to the Internet. If there is a connection open that applies to the packet that has arrived from the Internet, this incoming packet is let through; otherwise, this incoming packet is rejected. Compared to the NAT firewall, the security level of the SPI firewall is higher. 5.6.5 Content Filtering Content filter can prevent user on LAN from accessing some Web sites on the Internet. Click Firewall > Content Filtering to display the Content Filtering Settings page.
104 Webs Content Filter Webs Content Filter includes three types of filters. See the following table: Filter Description Proxy For filtering the proxy pages. Java For filtering pages that use Java script. ActiveX For filtering plug-in pages.
105 Current Webs URL Filters The figure above shows the current Web URL filters in the system. Add a URL Filter URL: Enter the URL that needs to be filtered. Current Website Host Filters The figure above shows the current Website host filters in the system. Add a Host (keyword) Filter