3Com OfficeConnect User Manual page 38

The following settings are required to set up Static IP address
connection. Enter the values provided by your ISP:
IP Address — The address allocated by your ISP for this
connection.
If you have been allocated a range of IP addresses by your ISP
enter the first IP address in the range.
Subnet Mask — The subnet mask supplied by your ISP for this
connection.
ISP Gateway Address — The Gateway address from your ISP
to the Internet.
Primary DNS Address — The address of your ISP's Domain
Name Service server.
Secondary DNS Address — The address of your ISP's
secondary Domain Name Service server. The second server is
optionally provided by an ISP in case of failure of the primary
server.
Click Apply to save any changes you have made.
Configuring a Dynamic IP Address
If your ISP has allocated you a dynamic address using DHCP you
will have selected Dynamic IP address (automatically allocated) as
your IP Allocation Mode.
Figure 32 Dynamic Address Setup Screen
To setup the Router for use with a dynamic IP address connection
the following settings are configured:
IP Address — The internet address allocated by your ISP for
this connection is automatically configured and is not
editable.
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