Barracuda Spam Firewall

Barracuda Spam Firewall 300 is excellent tool for small business spam protection.


Features:
- 2000 users
- 4,000,000 emails pre day
- Bayesian algorithms
- keywords search
- realtime blackhole lists
- spam quarantine
- spam reporting features
- antivirus protection
- more

We use BSF in our firm with excellent results.