Operational

To set up the Operational Settings for the particular Listener.

Overview

Operational Setting configure different settings of Listener like the network protocol to be used. User can also configure the listener to work as Recursive DNS, Authoritative DNS or Both. Operational Setting specifies the IP address of the Listener. Basically, Operational enables the user to make custom changes on its DNS.

How to Use:

1. Go to Stack > GSLB > Listener > Operational

2. Configure your settings.

3. Click Save.

Configure the following parameters to set up the desired settings:

PARAMETERS	ACCEPTED VALUES	DEFAULT
Protocols	String	None
DNS Service Type	Drop Down	None
Upstream Resolvers	Integer	None
Addresses	Integer	None
Refuse Query with no RD flag	Boolean	0
Domain Filter Files	Drop-down	None
Cache Size	Integer	100 MB

Description

Protocols

Specify the resolution on specific Protocols for e.g. UDP, TCP or TLS.

DNS Service Type

Specify the DNS Service type

Upstream Resolvers

Specify the upstream resolver for Recursive DNS. This option only works when DNS service type is set to Rescursive

Addresses

Specify the list of addresses that should be used in Recursive DNS.

Refuse Query with no RD flag

Specify to respond with refuse on queries with no RD flag.

Domain Filter Files

Domain Filter Files is a mechanism to introduce a customized policy in Domain Name System servers, so that recursive resolvers return possibly modified results. By modifying a result, access to the corresponding host can be blocked. User can select which Domain Filter Files should be used.