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ADSL2+ Modem Router DM111PSPv2 User Manual
viii
v1.0, December 2008
Diagnostic Utilities and Rebooting the Modem Router ................................................. 2-11
Running Diagnostics Tests ..................................................................................... 2-11
Routing Table .........................................................................................................2-12
Remote Access ............................................................................................................2-13
Chapter 3
Security and Firewall Protection
Firewall Settings .............................................................................................................3-1
Firewall Rules (IP Filtering) ......................................................................................3-2
Port Forwarding (Inbound Rules) .............................................................................3-6
Port Triggering (Outbound Rules) ............................................................................3-8
Configuring a DMZ Host ...............................................................................................3-10
Enabling Universal Plug and Play (UPnP) .................................................................... 3-11
Chapter 4
Advanced Configuration
LAN IP Setup ..................................................................................................................4-1
Understanding the LAN IP Settings .........................................................................4-3
Reserved IP Addresses ...........................................................................................4-4
Static Routes ..................................................................................................................4-5
IGMP Proxy ....................................................................................................................4-7
Internet Time Settings .....................................................................................................4-8
Enabling VoIP Connections ............................................................................................4-9
Chapter 5
Advanced WAN Configuration
WAN Setup .....................................................................................................................5-1
Selecting Your Domain Name Server (DNS) ..................................................................5-7
Static DNS ................................................................................................................5-8
Dynamic DNS ...........................................................................................................5-8
Quality of Service (QoS) Settings .................................................................................5-10
TR 069 Client Configuration .........................................................................................5-12
Chapter 6
Troubleshooting
Basic Functioning ...........................................................................................................6-2
Power LED Is Off or Never Turns Green ..................................................................6-2
ADSL LED Is Off or Is Blinking .................................................................................6-3
Ethernet LED or Internet LEDs Not On ....................................................................6-4