The following are the steps involved and recommended settings to configure the DNS TCP Virtual Service:

  1. Select View/Modify Services under Virtual Services in the main menu on the left.

  2. Click Modify on the DNS TCP Virtual Service.
  3. Add the Real Servers:
    1. Expand the Real Servers section.
    2. Click Add New.
    3. Enter the address of the relevant Real Server.
    4. Confirm that port 53 is entered.
    5. Click Add this Real Server, then click OK to the pop-up message.
    6. Repeat the steps above to add more Real Servers as needed, based on your environment.