Prerequisites and Requirements

The following are prerequisites for using Cloud Failover:

  • You must be using BIG-IP version v14.1.0 or later.
  • To use Cloud Failover Extension, your BIG-IP user account must have the Administrator role.
  • You should be familiar with the F5 BIG-IP and F5 terminology. For general information and documentation on the BIG-IP system, see the F5 Knowledge Center.
  • Each provider has their own prerequisites, see the invididual provider sections for more information.
  • Your BIG-IPs must have DNS and NTP setup.

Here is a list of supported DNS and NTP servers for each cloud (see your cloud provider’s documentation for the latest information or more details).

Cloud Provider DNS NTP
AWS 169.254.169.253 169.254.169.123
Azure 168.63.129.16 time.windows.com
GCP 169.254.169.254 169.254.169.254