Cisco DPC2420 User Manual page 58

Chapter 3 Configuring the DOCSIS Residential Gateway
Setup Basic Settings - IP Management Page Description
The following tables provide a description of the fields within the Setup Basic
Settings - IP Management page.
Field Name
DHCP Server
Starting Local Address
Number of CPEs
DHCP Client Lease Info
WINS Addresses
Function Keys
The following function keys appear on the Basic Settings - IP Management page.
Key
Apply
Force Available
Add Primary
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Description
Allows you to enable or disable the DHCP server in the
residential gateway
Displays the starting address used by the built-in DHCP server
to distribute Private LAN IP addresses. In the example shown,
addresses between 2 and 9 can be used for devices on your
Private LAN that require fixed IP addresses such as printers or a
device assigned as a DMZ host
Note: The LAN IP address ending in 1 is reserved for the
internal gateway server. The LAN IP address ending in 255 is
also reserved and should not be used for CPE devices
Enter the maximum number of devices allowed to connect to the
Private LAN.
Notes:

The Factory Default is 245. The maximum number of devices
is 253. This is the combined total of addresses reserved for
static IP addresses, for example, the sum of the IP addresses
between 2 and the value entered in the Starting Local
Address field and the value entered in the Number of CPEs
field.

The sum of the value entered in the Starting Local Address
field and the value entered in the Number of CPEs field
must always be 255 or less.
Displays the MAC address, IP Address, Subnet Mask, Duration
and Expiration date of all devices issued an IP address by the
built-in DHCP server. This field also displays the current system
time and date
Allows you to manually enter Windows Internet Name Server
(WINS) server addresses
Description
Saves the values you enter into the fields without closing the
screen
Forces the release of an IP address for you to
re-use
Saves the WINS address for one server
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