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Cisco Router and Security Device Manager Version 2.2 User’s Guide
OL-4015-08
Chapter4 Edit Interface/Connection
Connection: ADSL
•Dynamic IP address—If you choose Dynamic, the router will lease an IP
address from a remote DHCP server. Then, enter the name or IP address of
the DHCP server.
•Unnumbered IP address—Select IP unnumbered if you want the interface
to share an IP address that has already been assigned to another interface.
Then, select the interface whose IP address you want to share with the
interface that you are configuring.
•IP Negotiated—This interface will obtain an IP address using PPP/IP
Control Protocol (IPCP) address negotiation.
Hostname
If your service provider has provided a host name for DHCP option 12, e nter it
here.
Operating Mode
Select one of the following values:
•auto—Configure the ADSL line after auto-negotiating with the DSLAM
located at the Central Office.
•ansi-dmt—Configure the ADSL line to train in the ANSI T1.413 Issue 2
mode.
•itu-dmt—Configure the ADSL line to train in the G.992.1 mode.
•splitterless—Configure the ADSL line to train in the G.Lite mode.
Authentication
Click this button if you need to enter CHAP or PAP authentication information.
Dynamic DNS
Enable dynamic DNS if you want to automatically update your DNS servers
whenever the WAN interface’s IP address changes.
Note This feature appears only if supported by your Cisco server’s IOS.
To choose a dynamic DNS method to use, do one of the following: