printer problem fixed -- but why?

[akonstam at trinity.edu]

On Tue, Nov 01, 2005 at 09:52:33AM -0800, Gerhard Magnus wrote:
> On Tue, 2005-11-01 at 08:55 -0800, Gerhard Magnus wrote:
> > Greetings!
> > 
> > 	I'm having trouble getting my Epson Stylus Color 980 printer working on
> > a newly installed FC4 system.
> > 	Using the Printer Configuration wizard I associated this printer with
> > the default locally connected queue /dev/usb/lp0.  I also selected the
> > default driver: Epson Color 980.  When I try sending any of the test
> > pages to the printer I get the error message: There was a problem
> > sending the test page to 'Epson980' queue.  lpr error -- unable to print
> > file: server error service unavailable.
> > 	What does this mean and what can I do about it?  The printer worked
> > fine when I was running FC3.
> > 	Thanks for the help!
> > 
> > Jerry
> > 
> Hello again,
> 
> 	I fixed this problem by making the /etc/hosts file on PuteC (running
> FC4) look like the old one on PuteA (still running FC3).  But I was just
> hacking in the dark and don't know why this worked.
> 	When I installed FC4 on PuteC the /etc/host file looked like this:
> 
> 192.168.1.12    PuteC.SMAssociates.com  PuteC   localhost.localdomain
> localhost
> 192.168.1.11    PuteA.SMAssociates.com  PuteA
> 
> To get something looking like the FC3 version on PuteA I took out the
> localhost.localdomain and localhost aliases.  Now the printer works
> fine.  But why? 
Why would you expect localhost.localdomain be associated with any ip
address but 127.0.0.1 ?
=======================================================================
Q:	Why is it that the more accuracy you demand from an interpolation
	function, the more expensive it becomes to compute?
A:	That's the Law of Spline Demand.
-------------------------------------------
Aaron Konstam
Computer Science
Trinity University
telephone: (210)-999-7484