Details

Use a particular source address in Network Time Protocol (NTP) packets.

Solution

Bind the NTP service to the loopback interface.
hostname(config)#ntp source loopback {loopback_interface_number}

Supportive Information

The following resource is also helpful.

• https://workbench.cisecurity.org/files/508

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Cisco.

References

• 800-53|CM-6b.
• CSCv6|3.1

Source

• Tenable.com/audits