LevelOne WBR-3404TX user manual Inbound Filter, Example

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addresses (4.3.2.1-4.3.2.254). An empty implies all IP addresses.

For source or destination port, you can define a single port (80) or a range of ports (1000-1999). Add prefix "T" or "U" to specify TCP or UDP protocol. For example, T80, U53, U2000-2999. No prefix indicates both TCP and UDP are defined. An empty implies all port addresses.

Each rule can be enabled or disabled individually.

Inbound Filter:

To enable Inbound Packet Filter click the check box next to Enable in the Inbound Packet Filter field.

Suppose you have SMTP Server (25), POP Server (110), Web Server (80), FTP Server (21), and News Server (119) defined in Virtual Server or DMZ Host.

Example 1:

(1.2.3.100-1.2.3.149) They are allow to send mail (port 25), receive mail (port 110), and browse the Internet (port 80)

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Contents LevelOne Copyright TrademarksFCC Interference Statement CE Declaration of ConformityTable of Contents Firmware Upgrade Functions and Features User-Definable Application Sensing Tunnel Universal Plug and Play UPnP supportedVirtual Server supported DMZ Host supported802.1X supported Packing ListPanel Layout Front PanelUSB Reset Rear Panel Procedure for Hardware InstallationDecide where to place your Wireless Broadband Router Connecting this product with your printer Setup LAN connectionSetup WAN connection Power onMake Correct Network Settings of Your Computer Install the Software into Your ComputersPage Page Page Configuring LevelOne WBR-3404TX Start-up and LogStatus Wizard Page Basic Setting Primary Setup WAN Type, Virtual Computers Press Change Static IP Address Dynamic IP AddressPPP over Ethernet PptpPage Virtual Computers Dhcp Server Press MorePage Wireless Setting, and 802.1X setting Radius Server 802.1XEncryption Key Length Radius Shared KeyChange Password Forwarding Rules Virtual Server Special AP IP Address of DMZ Host UPnP SettingMiscellaneous Items Non-standard FTP portSecurity Settings Packet Filter Inbound Filter ExampleThey can do everything block nothing Others are all blocked Example Page Domain Filter Example URL Blocking Enable URL BlockingPage MAC Address Control IP Address Control tableMAC Address ∙ Tunnel name VPN setting∙ Max. number of tunnels item ∙ MethodFunction of Buttons ∙VPN Settings IKEBasic setup Local subnet Remote netmask Local netmaskRemote subnet Remote gateway∙VPN Settings Set IKE Proposal Encapsulation protocol ∙VPN Settings -Set IPSec ProposalIPSec Proposal index IPSec proposal Discard Ping from WAN side Remote Administrator Host/PortAdministrator Time-out Advanced Setting Time Server System TimeGet Date and Time by NTP Protocol Time ZoneIP Address for Syslog Mail Alert EnableSystem Log Smtp Server IP and PortDynamic DNS Mail SubjectExample Get Community Snmp SettingEnable Snmp Set CommunityPage Routing Table Page Toolbox You can View system log by clicking the View Log button Firmware Upgrade Reboot Backup SettingReset to default MAC Address for Wake-on-LAN Domain Name or IP address for Ping TestConfiguring on Windows 95/98 Platforms Print ServerPage Page Configuring on Windows NT Platforms Configuring on Windows 2000 and XP Platforms Select Ports page, Click Add Port… Page Select Custom, then click Settings… Page Apply your settings Page Configuring on Unix based Platforms Appendix a TCP/IP Configuration for Windows 95/98 Install TCP/IP Protocol into Your PCSet TCP/IP Protocol for Working with NAT Router Page Page Don’t input any value in the Gateway tab Choose Disable DNS in the DNS Configuration tab Page