Cisco Systems 2.5 - page 133

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Cisco Router and Security Device Manager 2.5 User’s Guide
OL-4015-12
Chapter6 Edit Interface/Connection
Connection: Ethernet Properties
IP Unnumbered
Available with PPPoE encapsulation. Choose IP Unnumbered if you want the
interface to share an IP address that has already been assigned to another
interface. Then choose the interface whose IP address this interface is to share.
Easy IP (IP Negotiated)
Available with PPPoE encapsulation. Choose Easy IP (IP Negotiated) if the
router will obtain an IP address using PPP/IPCP address negotiation.
Authentication
Click to enter CHAP/PAP authentication password informa tion.
Dynamic DNS
Enable dynamic DNS if you want to update your DNS servers automatically
whenever the WAN interface IP address changes.
Note This feature appears only if supported by the Cisco IOS release on your router.
To choose a dynamic DNS method to use, do one of the following:
•Enter the name of an existing dynamic DNS method.
Enter the name in the Dynamic DNS Method field exactly as it appears in the
list in Configure > Additional Tasks > Dynamic DNS Methods.
•Choose an existing dynamic DNS method from a list.
Click the drop-down menu and choose an existing method. A window with a
list of existing dynamic DNS methods opens. This menu choice is available
only if there are existing dynamic DNS methods.
•Create a new dynamic DNS method.
Click the drop-down menu and choose to create a new dynamic DNS method.
To clear an associated dynamic DNS method from the interface, choose None
from the drop-down menu.