ns problems? 2007-09-25 - By Rick Stevens
Back On Tue, 2007-09-25 at 10:39 -0500, Fred Grant wrote: > I'm trying to set up a new printer but I can't access the CUPS install > printer page (I forget the exact address): I get "server not found". > nslookup hangs. hp-setup gives error and hangs with "trying to connect > to hpssd on localhost : 2207".
CUPS configuration is done by pointing your browser (firefox) at 127.0.0.1:631 or localhost:631.
I have no idea why you'd be worried about nslookup in this scenario. That's used to check DNS, not CUPS. All you have to worry about is that you have a line in /etc/hosts that reads:
127.0.0.1 localhost.localdomain localhost
> I don't know anything about how this is supposed to work, firewall? > SELinux is off.
This should have no effect, since you're using the /etc/hosts file to resolve the "localhost:631" URL above. You don't even have to have that if you use the "127.0.0.1:631" URL.
However, if you do want DNS to work, then you have to have a valid /etc/resolv.conf file, iptables must allow traffic over TCP and UDP port 53 and your /etc/nsswitch.conf must contain the line:
hosts: files,dns
which it almost certainly does. Unless you're doing weird stuff, I'd enable SELinux--particularly if your machine is exposed to the Internet.
-- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- -- - Rick Stevens, Principal Engineer rstevens@(protected) - - CDN Systems, Internap, Inc. http://www.internap.com - - - - Do you know how to save five drowning lawyers? No? GOOD! - -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- --
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