Wellink Corporation W202ER-4 Manual Do Utilizador
VisionNet 202ER-4 ADSL Ethernet Router User’s Guide
50
VisionNet 202ER-4 DHCP modes
The device can be configured as a DHCP server, DHCP relay
agent, or, in some cases, a DHCP client.
agent, or, in some cases, a DHCP client.
If you configure the device as a DHCP server, it will
maintain the pool of addresses and distribute them to your
LAN computers. If the pool of addresses includes private IP
addresses, you must also configure the Network Address
Translation service, so that the private addresses can be
translated to your public IP address on the Internet. Both
DHCP server and NAT are enabled in the default
configuration.
LAN computers. If the pool of addresses includes private IP
addresses, you must also configure the Network Address
Translation service, so that the private addresses can be
translated to your public IP address on the Internet. Both
DHCP server and NAT are enabled in the default
configuration.
If your ISP performs the DCHP server function for your
network, then you can configure the device as a DHCP
relay agent. When the VisionNet 202ER-4 receives a
request for Internet access from a computer on your
network, it contacts your ISP for the necessary IP
information, and then relays the assigned information back
to the computer.
relay agent. When the VisionNet 202ER-4 receives a
request for Internet access from a computer on your
network, it contacts your ISP for the necessary IP
information, and then relays the assigned information back
to the computer.
If you have another PC or device on your network that is
already performing the DHCP server function, then you can
configure the LAN port on the VisionNet 202ER-4 to be a
DHCP client of that server (as are your PCs). This
configuration is not discussed in this chapter. See Chapter
5 for instructions.
configure the LAN port on the VisionNet 202ER-4 to be a
DHCP client of that server (as are your PCs). This
configuration is not discussed in this chapter. See Chapter
5 for instructions.
Note
You can input settings for both DHCP server and DHCP relay
mode, and then activate either mode at any time. De-activated
settings are retained for your future use.
mode, and then activate either mode at any time. De-activated
settings are retained for your future use.