1)   ManageEngine Firewall Analyzer 4.0 Firewall Analyzer is a web-based firewall log analysis tool that collects, correlates, and reports on most enterprise firewalls, proxy servers, and VPNs. 2)   AdventNet Firewall Analyzer 4.0 Firewall Analyzer is a web-based firewall log analysis tool that collects, correlates, and reports on most enterprise firewalls, proxy servers, and VPNs.