Proprietary & Confidential
Page
3 of 80
Revision: V1.0
Jan. 19 2008
4.3.2 Introducing DHCP ........................................................................................................................ 29
4.3.3 Enabled DHCP.............................................................................................................................. 29
4.3.4 Relay DHCP .................................................................................................................................. 30
4.4 The Wireless LAN Screen (for DSL-2140W only) ......................................................................... 31
4.4.1 Access Point Settings ................................................................................................................. 32
4.4.2 Multiple SSIDs Settings ............................................................................................................... 33
4.4.3 Wireless MAC Address Filter ...................................................................................................... 33
4.4.3.1 WEP............................................................................................................................................ 34
4.4.3.2 WPA-PSK ................................................................................................................................... 35
Chapter 5 - The Advanced Setup Screens .......................................................................................... 36
5.1 The Firewall Screen ........................................................................................................................ 36
5.2 The Routing Screen ........................................................................................................................ 36
5.3 The NAT Screen .............................................................................................................................. 37
5.3.1.1 What NAT Does ......................................................................................................................... 38
5.3.1.2 How NAT Works ........................................................................................................................ 39
5.3.1.3 NAT Application ........................................................................................................................ 40
5.3.1.4 NAT Mapping Types .................................................................................................................. 40
5.3.2 DMZ ............................................................................................................................................... 41
5.3.3 Virtual Server................................................................................................................................ 42
5.4 The QoS Screen .............................................................................................................................. 43
5.4.1 Rule ............................................................................................................................................... 44
5.4.2 Action............................................................................................................................................ 46
5.5 The VLAN Screen............................................................................................................................ 46
5.5.1 Assigning VLAN PVID for Each Interface .................................................................................. 47
5.5.2 Defining Each VLAN Group......................................................................................................... 48
5.6 The ADSL Screen ............................................................................................................................ 49
Chapter 6 - The Access Management Screens................................................................................... 50
6.1 The ACL Screen .............................................................................................................................. 50
6.2 The Filter Screen............................................................................................................................. 51
6.2.1 Assigning IP/MAC Filter .............................................................................................................. 51
6.2.2 Assigning Application Filter........................................................................................................ 53
6.2.3 Assigning URL Filter.................................................................................................................... 54
6.3 The SNMP Screen ........................................................................................................................... 54
6.4 The UPnP Screen ............................................................................................................................ 55
6.4.1.1 NAT Traversal ............................................................................................................................ 55
6.4.1.2 Cautions with UPnP.................................................................................................................. 56
6.4.1.3 Configuring UpnP ..................................................................................................................... 56
6.4.2 Installing UPnP in Windows ........................................................................................................ 56
