Quarterly worldwide network security appliances and software revenue was up 1% to $1 bln between Q2 2005 and Q3 2005, and is expected to increase 21% by Q3 2006, according to Infonetics Research. Annual revenue is forecast to grow to $6 bln in 2008. Cisco leads the overall network security appliances and software market with 35% of total revenue, Check Point is second with 10%, Juniper is third with 8%. VPN and firewall appliances and software make up 77% of revenue, IDS/IPS 14%, and gateway anti-virus 9%; by 2008, IDS/IPS will make up 15%, gateway anti-virus 12%.