IPtables rules are just another config file. As such, use puppet (or equivalent) to manage them. I'm fairly indifferent to the likes of Shorewall. They're nice for creating complex rulesets on gateway ...

When you use IPTables to create a firewall for your company's Web server, one way to prevent certain users from accessing the server is to block their IP addresses. Use the "iptables" command to ...

So an informative post on how to block traffic caused by infected hosts would not belong in the networking forum? Or maybe this should just be remaned to 'Networking for Microsoft'? Yes I am a bit of ...

Iptables, more properly referred to as “iptables/netfilter” because of the two modules that are involved — the userspace module “iptables” and the kernel ...

Linux's iptables allows powerful firewalls to be implemented at a minute fraction of the cost of many commercial offerings. Basic iptables firewalls are packet filters, which means they inspect the ...

Most of us think of iptables strictly as a firewall tool for keeping remote attackers at bay. But did you know it also can be used to keep local users in line? The experimental match extension owner ...