To view the list of NSGs that are associated with a data center, follow these steps:
1. Log in to the DCD with your username and password.
2. Go to Menu > Network > Network Security Groups.
3. Select a data center from the Showing results for datacenter: drop-down list to view the NSGs associated with it.
Result: A list of security groups is displayed. The table also displays the network security group's name, state, the number of servers or NICs attached to it, the total number of rules defined for the respective NSG, and whether it is a default group. You can select a specific data center to view all its associated NSGs, copy the respective NSG's UUID, attach an NSG to a server or an NIC, set the group as a default group, create new custom groups, or delete existing security groups.