Sven Burgener wrote: > How does the security of a firewall implemented with Linux / ipchains > compare to other (commercial?) products? Don't forget that ipchains configures a packet filter in the kernel, not a 'real' firewall. I depends on your security requirements whether a packet filter is sufficient, but if it's just "hey can I block packets like these", then the answer is yes you can. Cheers, Remco.