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<pasik@iki.fi><centos@centos.org><br> >I've been using Linux (CentOS5) on gigabit firewalls, for thousands of<br> >users. No problems.<br> ><br> >Just make sure ip_conntrack_max is big enough, so you don't run out of<br> >connections. <br> ><br> >There are other things to tune to optimize the performance, but it's<br> >certainly doable with linux+iptables.<br> ><br> >-- Pasi<br> ><br> <br>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.<br><br>regards<br> </centos@centos.org></pasik@iki.fi></BODY></HTML>