[CentOS] NIS problems after installation
Paul Heinlein
heinlein at madboa.com
Mon Jul 16 23:16:14 UTC 2007
On Mon, 16 Jul 2007, Steve Strong wrote:
> so, i just installed CentOS on our server and set up NIS using the
> same configuration as on our other server, but the clients' ypbind
> services complain that although they can find the correct server,
> the server does not respond to requests.
>
> to debug this, i've:
>
> * pinged the server using its ip and it's name
> * ssh'ed to the server using it's ip and name
> * ftp'd to the server using its ip and name
> * used dig to get the server's address from itself (dig @stretch
> stretch.washcslab.org
> * checked to see that nfs and ypserv are running
> * checked to see if stretch could bind to it's own nis server
>
>
> and all of these were successful. so, I also:
>
> * run ypserv (on the server) and ypbind (on the server) both in
> debug mode and gotten no errors
> * run ypserv (on the server) and ypbind (on the CLIENT) both in
> debug mode and gotten no errors
>
> any help with this really gnarly bug would be greatly appreciated!
> steve
Is ypserv compiled against libwrap? Does there need to be a
hosts.allow entry?
Is SELinux enabled? Does /var/log/audit/audit.log show anything?
Is iptables in use? Does an exception need to be made?
Can you attach strace to ypserv and see anything of significance?
--
Paul Heinlein <> heinlein at madboa.com <> http://www.madboa.com/
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