High-Availability
Active-Backup Scenario
Firewalls share state via a dedicated connection.
Firewalls share LAN (Virtual) IP addresses.
The backup firewall assumes IP and Services upon failure of the Active firewall.
Active-Active Scenario
Firewalls share state via a dedicated connection.
Firewalls have their own IP addresses.
Both work simultaneously.
Share load.
Solve asymmetric routing problem.
Work with load-balancers.
Last updated