Thanks. You have clarified exactly what I need to know. Mark
On Saturday 29 January 2011 04:19 pm, Camaleón wrote: > On Sat, 29 Jan 2011 13:54:50 -0500, Mark Neidorff wrote: > > (...) > > > I can't get PCs on the local LAN (192.168.1.x) to connect to the net > > using the cable provider's nameservers. If I use the nameservers of my > > old provider (which are still active for me, for now) they can connect > > to the net. Why is this? How do I correct it? > > There are some things in the air that may require further investigation. > > First, as per your description (five static IP), I guess you have been > given a very nice cable modem gateway device but most surely it is > somehow limited/restricted/customized by your provider, so you should > contact them and ask for a basic configuration setup start-up guide. I > say this because some providers give their users a login username/ > password and let them to manage their devices from their internal > subnetwork. > > Second, you should ask yourself about the network setup do you have in > mind... that is, cable modems (unless otherwise specified) are just > gateways with no routing capabilities and act in the same way like the > old dial-up serial modems: they connect your machine (the one to which is > attached) directly to the web (which is good if you have a web server > behind the cable modem that you want to be reachable from outside) but > maybe you don't want all your machines are also acting in that way, like > public servers. > > So, dependending on what you have in mind, you may also need to have a > router with nat capabilities that: > > 1/ "Hide" your internal network machines (so you can use 192.168.0.x > addresses) and keep them out of the Internet. > > 2/ Provide addictional DHCP/DNS functionalities, in the event the cable- > modem do not. > > And last, you can use whatever DNS servers you prefer (like the ones from > OpenDNS or Google's) but usually the ones that your isp provides are > better (lower latency and fast response). > > Greetings, > > -- > Camaleón -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/201101291722.12473.m...@neidorff.com