2009/10/8 David Christopher Chipman <dchipman@xxxxxxxx>: <--SNIP--> > > Hi Hiisi, > > Nobody else has mentioned this, but I would also block the well-known port > for talk (udp 517) closed on the gateway machine you have connected to the > Internet. Assuming the gateway machine is a computer running Linux, you > would use 'iptables' to do this. That should prevent anyone from accesing > talk from the Net. Good luck, > > -David > > PS: The others are right about it's security issues, bu if nobody can access > it from the Net, that shouldn't be a problem, for your LAN. > Both machines are in local network and connected to the WEB via it. They are inaccessible from the outer World. If I want to ssh to my system from the outside of the building I have to order 'static IP' for additional $5 per m. So, David, thank you for the tip but I'm doubt whether I actually need to block udp 517. Am I right here? -- Hiisi. Registered Linux User #487982. Be counted at: http://counter.li.org/ -- Spandex is a privilege, not a right. -- SIP: hiisi@xxxxxxxxx ------------------------------ pub 1024D/085B139A -- Powered by Fedora: http://fedoraproject.org/ -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines