2008/12/28 Sean Miller <s...@seanmiller.net>: > 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/ >
I use ddclient (http://ddclient.wiki.sourceforge.net/ but installed from the repositories) to update dyndns. Steve Garton http://www.sheepeatingtaz.co.uk -- ubuntu-uk@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-uk https://wiki.ubuntu.com/UKTeam/