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On SBC main screen, go to Configuration > System ProvisioningCategory: Base Provisioning >DNS > DNS Group. The DNS Group window is displayed.

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1DNS Group
 

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To Edit DNS Group

To edit any of the DNS Groups in the list, click the radio button next to the specific DNS Group name.

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1DNS - DNS Group Highlighted
 

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The Edit Selected DNS Group window is displayed below.

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1DNS - DNS Group Edit
 

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Make the required changes and click Save at the right hand bottom of the panel to save the changes made.

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1DNS - DNS Group Fields
 

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The Create New DNS Group window is displayed.

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1DNS - DNS Group Create
 

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The following fields are displayed:

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1DNS Group Parameters
 

Parameter

Description

Name

Name of the DNS Group. Must be 1-23 characters. This field is mandatory.

Type

Specifies the Interface type. Based on the type, the following Interface will be displayed:

  • IP—IP interface group name.
  • mgmt— Management Interface group Name.
  • None (default)
Transport

Specifies the option provided to select the transport protocol for DNS query. The options are:

  • UDP (default)
  • TCP 
Mgmt Interface

Specifies the management interface group name.

Note

This field appears only when Type field is selected as mgmt.

IP Interface

Specifies the IP interface group name.

Note

This field appears only when Type field is selected as IP.

Use Configured DNS Server

The configured DNS server, when enabled, is used to resolve domain names that do not exist in local cache. The options are:

  • Disabled (default)
  • Enabled
EDNS Support

Specifies the current status of the DNS Server. The options are:

  • Disabled (default) 
  • Enabled 

To Delete DNS Group

To delete any of the created DNS Groups, click the radio button next to the specific DNS Group which you want to delete.

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1DNS - DNS Group Highlighted
 

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Click Delete at the end of the highlighted row. A delete confirmation message appears seeking your decision.

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1DNS Group Delete Confirmation
 

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Click Yes to remove the specific DNS Group from the list.

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1DNS - DNS Group Highlighted
 

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The DNS Group Commands window is displayed at the bottom of the screen.

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1Dns Group Admin Commands
 

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The option displayed is:

  • Clear Cache: Clears the cache of matching records.
  • DNS Server Reset: Resets all the DNS server statistics.
  • Query: Performs the DNS query to the server.
  • Update Ttl: Updates the Cache of the matching record with the new TTL value.

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1Clear Cache
 

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The following fields are displayed:

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1Clear Cache Parameters
 
ParameterDescription
Domain NameEnter domain to be cleared.
Record Type

Specifies whether to use the DNS server for just A-record lookups or for full NAPTR/SRV/A lookup as specified in RFC3263. The options are:

  • A
  • Aaaa
  • Ns
  • Srv
  • Naptr
  • Default (default)

Make the required changes and click clearCache button to confirm. The result of the action is displayed.

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1Dns Group Commands pop-up
 

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Click DNS Server Reset button to confirm. The result of the action is displayed.

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1Query Command
 

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The following fields are displayed:

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1Query Parameters
 
ParameterDescription
DNS ServerEnter a DNS Server to be used to perform lookup.
FQDNEnter domain to be looked up.
Record Type

Specifies whether to use the DNS server for just A-record lookups, or for full NAPTR/SRV/A lookup as specified in RFC3263.

  • A (default)
  • Aaaa
  • Ns
  • Srv
  • Naptr

Make the required changes and click query button to confirm. The result of the action is displayed.

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1Updated Ttl Command
 

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The following fields are displayed:

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1Updated Ttl Parameters
 
ParameterDescription
FQDNEnter FQDN to be updated from the Cache..
Record Type

Specifies whether to use the DNS server for just A-record lookups, or for full NAPTR/SRV/A lookup as specified in RFC3263.

  • A (default)
  • Aaaa
  • Ns
  • Srv
  • Naptr
  • Default
TtlEnter new TTL value.

Make the required changes and click Updated Ttl button to confirm. The result of the action is displayed.

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