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13-13
Cisco ASDM User Guide
OL-16647-01
Chapter 13 DHCP, DNS and WCCP Services
WCCP
• DHCP Client—This area allows you to specify that the DHCP client updates both the A and PTR
DNS records or neither. This interface setting overrides the global setting at Configuration >
Properties > DNS > Dynamic DNS
• DCHP Client Updates DNS Records—Click one of the following radio buttons:
–
Default (PTR Records only) to specify that the client request only PTR record updating by the
server
–or–
–
Both (PTR Records and A Records) to specify that the client request both the A and PTR DNS
resource records by the server
–or–
–
None to specify that the client request no updates by the server
Note DHCP must be enabled on the selected interface for this action to be effective.
Modes
The following table shows the modes in which this feature is available:
WCCP
The Web Cache Communication Protocol (WCCP) feature lets you specify WCCP service groups and
redirect web cache traffic. The feature transparently redirects selected types of traffic to a group of web
cache engines to optimize resource usage and lower response times.
WCCP Service Groups
The Service Groups pane lets you allocate space and enable support of the specified Web Cache
Communication Protocol (WCCP) service group.
Fields
• Service—Displays the service group name or service group number for WCCP support.
• Redirect List—Displays the name of the access list that controls traffic redirected to a specific
service group.
• Group List—Displays the name of the access list that determines which web caches are allowed to
participate in the service group.
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
• — • •—