Chapter1 Cisco SDM Express
DHCP Server Configuration
1-10
Cisco SDM Express
OL-7141-04
address pool smaller, but you must enter an address in the same subnet a s the
address of the LAN interface, or Cisco SDM Express displays a message
informing you that the address is invalid.
Ending IP Address Field
Cisco SDM Express enters the highest valid address in the IP address range in this
field, based on the IP address and subnet mask that you gave the LAN interface.
You can change this value to a lower address value if you want to make the DHCP
address pool smaller, but you must enter an address in the same subnet a s the
address of the LAN interface, or Cisco SDM Express displays a message
informing you that the address is invalid.
Domain Name Field
Visible after you have completed initial configuration. You can enter the domain
name for your organization. An example of a domain name is cisco.com, but your
domain name might end with a different suffix, such as .org or .net.
Import all DHCP option parameters to the DHCP server database Check Box
Visible after you have completed initial configuration. Check this option if you
want to import DHCP option parameters to the DHCP server database and also
send this information to DHCP clients on the LAN when they request IP
addresses.
Primary Domain Name Server Field
Enter the IP address of the primary DNS server that the router will use. Your
network administrator or service provider will provide you with the IP address.
The primary DNS server is the server that the router contacts first when
attempting to resolve an IP address.
Secondary Domain Name Server Field
Enter the IP address of the secondary DNS server that the router will use, if one
is available. Your network administrator or service provider will provide you with
the IP address.
The secondary DNS server is the server that the router contacts if the primary
server is not available.