3Com OfficeConnect 3CR858-91 User Manual page 41

To configure the LAN Settings:
1 Select LAN Settings from the main menu to display the LAN Settings
screen (Figure 24).
Figure 24 LAN Settings screen
2 Specify the Router IP Address and Subnet Mask in the appropriate fields.
The default IP address of the Router is 192.168.1.1.
3 If you want to use the Router as a DHCP Server, select the On radio
button.
4 If you need to, you can change the range of addresses allocated by the
Router, by changing the IP Pool Start Address and IP Pool End Address
text boxes.
5 Specify the DHCP Lease time by selecting the required value from the
Lease Time drop down list. The lease time is the length of time the DHCP
server will reserve the IP address for each computer
6 If required, specify the Local Domain Name for your network.
7 If you use 3Com NBX telephones, enter the IP address of the NBX call
processor at 3Com NBX Call Processor.
8 Either click Apply to save these settings, or go to DHCP Clients List if you
want to manage the DHCP clients.
LAN Settings 41