On Sun, Dec 28, 2008 at 8:58 AM, Ian Pascoe <softy.lofty....@btinternet.com> wrote: > If I wanted to set up a file / mail server at home, and be able to connect to > it through the internet, if the ADSL > connection is dynamic, how does the DNS server (I presume that's the only way > of maintaining the link) know the > correct IP address to link to after the ADSL connection has been dropped and > comes up again with a new IP > address?
You can set up a dynamic dns service with various folks across the internet - what happens is that your server sends updates to the server to keep it informed as to what IP it is on. From memory it's a cron job or something similar, running every 5 minutes or so. See http://www.dyndns.com/services/dns/dyndns/ > I presume that if the servre was physically moved to a different location, it > wouldn't matter as long as whatever > method satisfys the previous question, it would just re-connect itself and be > off? Indeed. Sean -- ubuntu-uk@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-uk https://wiki.ubuntu.com/UKTeam/
