SonicWALL Stateful High Availability Upgrade per TZ 600

This license upgrade enables stateful high availability for SonicWALL TZ600 firewalls, providing automatic failover and real-time session synchronization to ensure business continuity.

Advantages

Stateful HA maintains active sessions, VPN tunnels, and network configurations across two TZ600 appliances, minimizing downtime during failover.

Suitable for

• Organizations requiring network redundancy and high availability
• Environments with two SonicWALL TZ600 appliances

Key specifications

• License type: High Availability (HA) Upgrade
• HA mode: Stateful
• Supported appliance: SonicWALL TZ600
• Failover mechanism: Automatic
• Synchronization: Real-time state synchronization
• Required hardware: Two SonicWALL TZ600 appliances
• Required configuration: Identical firmware versions on both appliances
• Installation method: Software activation key
• License duration: Perpetual
• Features: Active/Passive failover, configuration, session, VPN tunnel, NAT policy, DHCP lease, ARP table, and route table synchronization

Recommendations

Ensure both TZ600 appliances are running the same firmware version before activation to guarantee seamless failover.