Configuring a Topology Policy to Select the GSLB Service Pool using the UI

Starting with
NSX Advanced Load Balancer
22.1.2, support for GSLB service pool selection through topology policy is available. The UI support for GSLB pool selection is available from
NSX Advanced Load Balancer
version 22.1.3 onwards.
Log in to UI and navigate to
Applications
GSLB Services
. Select the desired GSLB services and click the edit icon.
Under
GSLB pools
, click
Add Pool
to open
New GSLB Pool
window.
Navigate to
Applications
GSLB Services
. Select the required GSLB service and click edit icon to configure topology policy rule for GSLB service group selection. Select
Topology Policy
checkbox.
Navigate to
Applications
Virtual Services
. Select the DNS Virtual service hosting the GSLB service and click edit. Go to
Policies
Topology Policy
and click
Edit
. Configure the match criteria and select action as pool selection, specify the pool name of GSLB service to be selected if match criteria is met. The topology policy is configured as shown below:
Name
: Specify the name of the rule.
Matches
: Select the match for DNS service pool. The following are the options available:
  • Client IP Address
  • Protocol
  • Query Name
  • Query Type
  • Geographical Location
Actions
: Select the DNS policy action from the drop-down menu. The following are the options available:
  • Allow/ Drop Query
  • Query Response
  • Pool Switching
  • Rate Limit
  • GSLB Service Group Selection
  • GSLB Site