Configure NTP Server Address for Cisco Secure ACS 5.2

B.

To configure an NTP server address for Cisco Secure ACS 5.2, you can use both the ACS GUI and CLI.

Here are the steps to configure NTP server address for Cisco Secure ACS 5.2:

1. Log in to the Cisco Secure ACS 5.2 GUI with an account that has administrative privileges.
2. Click on the "System Administration" link in the left navigation menu.
3. Click on the "Time Settings" link.
4. Click on the "Edit" button in the upper-right corner of the "NTP Server Settings" section.
5. In the "NTP Server Settings" window that appears, enter the IP address of the NTP server you want to use in the "Primary NTP Server Address" field.
6. Optionally, enter the IP address of a secondary NTP server in the "Secondary NTP Server Address" field.
7. Click the "Save" button to save the changes.

Alternatively, you can also configure the NTP server address using the CLI by connecting to the ACS server using SSH or Telnet and entering the following command:

bashCopy code
acs01/admin# ntp server <ip address> 

Replace "<ip address>" with the IP address of the NTP server you want to use.

It's important to note that if Cisco Secure ACS 5.2 is installed on a Microsoft Windows operating system, you should also ensure that the Windows operating system is synchronized with the same NTP server. You can do this by configuring the Windows Time service on the server to synchronize with the NTP server using the following command:

bashCopy code
w32tm /config /manualpeerlist:<ip address> /syncfromflags:manual /update 

Replace "<ip address>" with the IP address of the NTP server you want to use.

In conclusion, it is possible to configure an NTP server address for Cisco Secure ACS 5.2 using both the GUI and CLI interfaces. Additionally, if ACS is hosted on a Windows operating system, it is important to also configure the Windows Time service to synchronize with the same NTP server.