Juniper Networks offers a wide variety of firewall choices all running a single image of the JUNOS or ScreenOS operating system.
Juniper firewall provides following series of firewall
Juniper’s latest product line all based on the JUNOS® operating system for branch office and high end enterprise. Models vary from 750 Mbps to more than 120 Gbps. Available from entry levels with high-performance to enterprise ISP class models. Includes SRX210, SRX240, SRX650, SRX3400, SRX3600, SRX5600 and SRX5800. High-end models offers up to 30 Gbps of IDP and 350,000 new connections per second. Now includes anti-spam capabilities from SOPHOS. Includes new dynamic SSL VPN client delivery capability.