Ethernet Mode; Nat - Zhone 6238-I2 User Manual

Ethernet Mode

The Ethernet speed of each of the 4 LAN ports can be configured here. Speed
settings include: auto, 100 full, 100 half, 10 full, and 10 half. You can also
view the status of each port's settings, whether it is connected or not and the
speed at which it is connected.

NAT

If you enable NAT (Network Address Translation), you can configure the
Virtual Server, Port Triggering, and DMZ Host.
Virtual Servers
A virtual server allows you to direct incoming traffic from the WAN side to a
specific IP address on the LAN side. Click on Add to configure a virtual
server.
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