To create an IPsec tunnel, you must connect to one of the following Umbrella head-end IP addresses. We recommend choosing the IP address with the same region code for both your primary and secondary data center locations.
In further sample configurations on docs.umbrella.com,
<umbrella_dc_ip> refers to these IP addresses:
Los Angeles, CA
Palo Alto, CA
New York, NY
If both data centers within a region fail, all traffic will be directed to the nearest failover (DR) site. The failover (DR) sites are listed below:
Updated 15 days ago