Host Internet Address Problem

under.actuate at gmail.com under.actuate at gmail.com
Sat Jun 3 01:01:50 UTC 2006


Also, it's straight into the modem.

On 6/2/06, under.actuate at gmail.com <under.actuate at gmail.com> wrote:
>
> OK.  Here's what I got.
>
> # hostname
> > computer_name
>
> # host computer_name
> > Host computer_name not found: 3(NXDOMAIN)
>
> So, I suppose Comcast didn't populate their DNS entry appropriately.  I
> tried this.
>
> # host 127.0.0.1
> > 1.0.0.127.in-addr.arpa domain name pointer localhost.
>
> And
>
> # host localhost
> > localhost has address 127.0.0.1
>    Host localhost not found: 3(NXDOMAIN)
>    Host localhost not found: 3(NXDOMAIN)
>
> So, do I complain to Comcast?  Will they repopulate their DNS shortly?
> From this I'm getting that, in the past, Comcast didn't give me a hostname.
> Then they decided to give me one, except they screwed everything up.  Is
> there any way I can go in and manually set up the hostname and such?
>
> By the way, how do I change the machine's name?
>
> Also, I attempted the other method suggested and didn't get any success.
>
>
> On 6/2/06, Rick Stevens <rstevens at vitalstream.com> wrote:
> >
> > On Fri, 2006-06-02 at 14:34 -0700, under.actuate at gmail.com wrote:
> > > OK, here's the issue.  I moved to the Bay Area.  I have a new internet
> > > service provider.  It's Comcast.  I've got Windows XP and FC4 on my
> > > computer.  Just a couple days ago everything was working great (with
> > > new service).  But all of a sudden the whole host internet address has
> > > blown up.  When I login, a message says Gnome cannot function properly
> >
> > > without an internet address for my_computer_name.  Opening an
> > > x-terminal, I noticed that the command line reads
> > > my_login at my_computer_name.  This is odd.  In the past it read
> > > my_login at internet _host_address_deal.  So now I can't remotely login
> > to
> > > other places and what-not.  The web browser still works though.  So,
> > > the Gateway has to be working.  The system just doesn't login with the
> > > internet address (like it used to do).
> > >
> > > I would definitely appreciate any help here.
> >
> > You didn't say if you have a router between your system and the cable or
> > (A)DSL modem or not.  Assuming you you're plugged directly into the
> > modem, it appears that the DHCP server for Comcast didn't populate
> > your /etc/hosts file with your system's name when it obtained an IP, or
> > didn't give it a name that will reverse-resolve.  So, X can't start
> > since it has no idea what machine "my_computer_name" is.
> >
> > Go to a console (CTRL-ALT-F1 through -F5), log in as root and check the
> > output of "hostname".  That's what your machine thinks its host name is.
> > If it's not set, or it contains "localhost", then Comcast didn't send
> > you a host name.
> >
> > If you did get a host name, try:
> >
> >         # host `hostname`
> >
> > and see if an IP is returned.  If not, then Comcast didn't populate
> > their DNS entry appropriately.
> >
> > If it did return an IP, make sure that IP is the same as shown in the
> > "ifconfig" for your network card.  If they match, then try
> >
> >         # host IPaddress
> >
> > If you don't get a response, then Comcast didn't populate their reverse
> > DNS (PTR) records.
> >
> > Of course, if you have a router, it's one hell of a lot easier to give
> > your a machine a fixed IP address on the LAN side of the router, set up
> > the /etc/hosts file to have that IP and your host's name in it and let
> > the router do the work (that's what I do).
> >
> > Another alternative is to change your machine's name to
> > "localhost.localdomain" and restart X (hit "ALT-F7", then
> > "CTRL-ALT-BACKSPACE" to restart the X server).
> >
> > I hate futzing with DHCP.  I sure wish the ISPs would implement the
> > whole standard instead of "selected parts" of it and use a DHCP daemon
> > that adhered to the standard instead of Winblows servers.  Jeeze!
> >
> > ----------------------------------------------------------------------
> > - Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
> > - VitalStream, Inc.                       http://www.vitalstream.com -
> > -                                                                    -
> > -  Tempt not the dragons of fate, since thou art crunchy and taste   -
> > -                         good with ketchup.                         -
> > ----------------------------------------------------------------------
> >
> > --
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> >
>
>
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