Controller Based WLANs

How to disable DNS service if the controller is in public domain

Aruba Employee

Environment : Controller interface configured with public IP address

 

Even though we do not claim to provide full-fledged DNS service, controller can be configured as the DNS server.

In such a case to serve the DNS queries, recursion has to be enabled so that controller can get required information from an upstream DNS server.

If the controller is in public domain, and a DOS attack is the concern, then we can DNS service can be completely disabled.

Below is the command to disable the DNS service.

(config) # no ip domain lookup

 

 

Even though we do not claim to provide full-fledged DNS service, controller can be configured as the DNS server.

In such a case to serve the DNS queries, recursion has to be enabled so that controller can get required information from an upstream DNS server.

If the controller is in public domain, and a DOS attack is the concern, then we can DNS service can be completely disabled.

Below is the command to disable the DNS service.

(config) # no ip domain lookup

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Last update:
‎04-08-2015 03:44 AM
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