Compare license types
The following table lists the differences between the license types available for Simple Failover v. 2.x:
| Professional | Unlimited | |
|---|---|---|
| Max. number of server sets | 20 | Unlimited |
| Max. number of servers per server set | 5 | Unlimited |
| Max. number of DNS servers updated (per server set / default) | Unlimited | Unlimited |
| Update both default and per server set DNS servers | Yes | Yes |
| Max. number of host names per server set | Unlimited | Unlimited |
| Wilcard host names | Yes | Yes |
| HTTP API | Yes | Yes |
Licenses purchased for v. 1.x on or after april 1st 2013 also work with v. 2.0/2.1.