Netgear Dm111pspv2 Adsl2 Plus Ethernet Modem User Manual

Network Maintenance51
 Broadband ADSL2+ Modem DM111PSPv2
To view the connection status:
In the Router Status screen, click the Connection Status
 button to display a screen similar to 
this:
The following fields are displayed:
Connection Time . The time elapsed since the last connection to the Internet through the\
 
DSL port.
Connecting to sender . The connection status.
Negotiation. Success or Failed.
Authentication. Success or Failed.
Obtaining IP Address . The IP address assigned to the WAN port by...

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Broadband ADSL2+ Modem DM111PSPv2 
2. 
Click  Refresh  to update the screen.
For each device, the table shows the IP address, device name if availabl\
e, and the Ethernet 
MAC address. Note that if the modem is rebooted, the table data is lost \
until the broadband 
ADSL2+ modem rediscovers the devices. To force the broadband ADSL2+ mode\
m to look for  attached devices, click the Refresh button.
Run Diagnostic Utilities
The modem has a diagnostics feature that you can use to...

53
5
5.   Advanced Settings
Configuring for unique situations
This chapter describes the advanced features of your modem. The information is for users with a 
solid understanding of networking concepts who want to set the modem up for unique situations 
such as when remote access from the Internet by IP or domain name is needed.
This chapter contains the following sections:
•     WAN Setup 
•     Dynamic DNS 
•     LAN Setup 
•     Remote Management 
•     Static Routes 
•     Universal Plug and Play 
•...

Advanced Settings54
Broadband ADSL2+ Modem DM111PSPv2 
WAN Setup
The WAN Setup screen lets you configure a DMZ (demilitarized zone) ser\
ver, change the 
Maximum Transmit Unit (MTU) size, and enable the wireless 
modem to respond to a ping on 
the WAN (Internet) port. 
To set up the WAN:
1.  Select  Advanced > WAN Setup to display the following screen:
2. Fill in the fields as follows:
Connect Automatically, as Required . This option is enabled by default so that Internet 
connections are made...

Advanced Settings55
 Broadband ADSL2+ Modem DM111PSPv2
Note:  
For security reasons, you should avoid using the default DMZ server 
feature. When a computer is designated as the default DMZ server, 
it loses much of the protection of the firewall and is exposed to many 
exploits from the Internet. If compromised, the computer can be 
used to attack your network.
Incoming traffic from the Internet is usually discarded by the modem unl\
ess the traffic is a 
response to one of your local computers or a...

Advanced Settings56
Broadband ADSL2+ Modem DM111PSPv2 
Dynamic DNS
If your network has a permanently assigned IP address, you can register \
a domain name and 
have that name linked with your IP address by public Domain Name Servers\
 (DNS). 
However, if your Internet account uses a dynamically assigned IP address\
, you do not know 
in advance what your IP address is, and the address can change frequentl\
y. In this case, use 
a commercial Dynamic DNS service that lets you register your domain to i\
ts...

Advanced Settings57
 Broadband ADSL2+ Modem DM111PSPv2
Note:  
If your ISP assigns a private WAN IP address such as 192.168.x.x 
or 10.x.x.x, the Dynamic DNS service will not work because private 
addresses are not routed on the Internet.
LAN Setup
The LAN Setup screen allows configuration of LAN IP services such as DHC\
P and Routing 
Information Protocol (RIP). The modem is shipped preconfigured to use \
private IP addresses 
on the LAN side and to act as a DHCP server. The modem’s default LAN \
IP...

Advanced Settings
58 Broadband ADSL2+ Modem DM111PSPv2 
IP Address. The LAN IP address of the broadband ADSL2+ modem.
IP Subnet Mask. The LAN subnet mask of the modem. Combined with the IP address, 
the IP subnet mask allows a device to know which other addresses are local to it, and 
which have to be reached through a gateway or broadband ADSL2+ modem.
RIP Direction. RIP allows a modem to exchange routing information with other modems. 
The RIP Direction selection controls how the broadband ADSL2+ modem...

Advanced Settings
59  Broadband ADSL2+ Modem DM111PSPv2
Reserved IP Address Setup
When you specify a reserved IP address for a computer on the LAN, that computer always 
receives the same IP address each time it accesses the modem’s DHCP server. Reserved IP 
addresses should be assigned to servers that require permanent IP settings. 
To reserve an IP address: 
1. Select Advanced > LAN Setup, and click the Add button. 
2. In the IP Address field, type the IP address to assign to the computer or server....

Advanced Settings60
Broadband ADSL2+ Modem DM111PSPv2 
To configure remote management:
1. 
Select  Advanced > Remote Management to display this screen:
2. Select the  Turn Remote Management On  check box.
3.  Specify the external addresses that can access remote management. For se\
curity, restrict 
access to as few external IP addresses as practical:
•      To allow access from a single IP address on the Internet, select  Only This Computer, 
and enter the IP address that is allowed access. 
•      To...