More for Your Money
More for Your Money The products in our roundup are for small companies with 20 to 50 employees; they cost between $400 and $900, and all use both NAT and SPI technologies. All the devices in this roundup offer VPNs of varying types; in fact, many manufacturers have begun marketing this feature over those of the firewalls proper. (This story focuses on the devices firewall functions; VPNs will be the focus of a future story.)
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Although they are multifaceted, any of these firewalls should be considered just one part of a small-office network. The IT security community generally recommends that firewalls be integrated with strong authentication, intrusion detection and prevention solutions, antivirus protection, and content filtering to provide adequate security.
Companies with 50 to 500 employees should consider more robust and complex 1U- or 2U-size firewalls, which cost from $2,000 to tens of thousands of dollars. Very small offices would be fine with low-cost broadband routers with SPI firewalls; these devices can be had for $200 to $300 (see