To configure DNS security extensions

Before you begin

The NFM-P supports configuring DNS security options on 7450 ESS, 7750 SR, and 7950 XRS nodes.

Steps
 
1 

On the equipment tree, right-click on an NE and choose Properties. The Network Element (Edit) form opens.


2 

Click on the DNS tab.


3 

Configure the required parameters.


4 

Save your changes and close the form.

End of steps