- Subscription license (1 year)
- 1 appliance
- for SonicWall TZ500
- TZ500 High Availability
Block threats from your email server and stop spam at the gateway, by adding SonicWall Comprehensive Anti-Spam Service (CASS) to your SonicWall firewall. Rapidly deploy your spam firewall software with one-click activation of up to 250 users.