>I've been using Linux (CentOS5) on gigabit firewalls, for thousands of >users. No problems. > >Just make sure ip_conntrack_max is big enough, so you don't run out of >connections. > >There are other things to tune to optimize the performance, but it's >certainly doable with linux+iptables. > >-- Pasi > Would you provide us information about how the firewalls are configured, the hardware, the total bandwidth passing the firewall in each direction and the connections in the busiest hours. regards -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20091221/163a37ee/attachment-0005.html>