mail not sending exim not update

[UndeaD]

help pls..

exim not update

root@server [/]# /scripts/eximup --force
Exim Setup Script Version 20.0
Fetching version information from http://updates.cpanel.net/eximinstall/version (CURRENT)....Done
This is the exim  installer release number  for platform centos 4.2
Using newyum support..
http://mirror.centos.org/centos/4/updates/i386/repodata/repomd.xml: [Errno 4] IOError: <urlopen error (-3, 'Temporary failure in name resolution')>
Trying other mirror.
Cannot open/read repomd.xml file for repository: update
failure: repodata/repomd.xml from update: [Errno 256] No more mirrors to try.
Error: failure: repodata/repomd.xml from update: [Errno 256] No more mirrors to try.
Setting up Install Process
Setting up repositories
Resetting Exim to cPanel Defaults and Installing the Latest Version
Removing spamkey for weturka...Done
Method: Perl Expect
Testing connection speed...(this could take a while)....Done
Three usable mirrors located

Looking up ftp.osuosl.org
Unable to locate remote host ftp.osuosl.org.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://ftp.osuosl.org/pub/CPAN//index.html

Looking up ftp.osuosl.org
Unable to locate remote host ftp.osuosl.org.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://ftp.osuosl.org/pub/CPAN//modules/index.html
Skipping Broken CPAN mirror ftp.osuosl.org

Looking up cpan.mirrors.hoobly.com
Unable to locate remote host cpan.mirrors.hoobly.com.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://cpan.mirrors.hoobly.com//index.html

Looking up cpan.mirrors.hoobly.com
Unable to locate remote host cpan.mirrors.hoobly.com.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://cpan.mirrors.hoobly.com//modules/index.html
Skipping Broken CPAN mirror cpan.mirrors.hoobly.com

Looking up cpan-2.mirrors.nks.net
Unable to locate remote host cpan-2.mirrors.nks.net.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://cpan-2.mirrors.nks.net//index.html

Looking up cpan-2.mirrors.nks.net
Unable to locate remote host cpan-2.mirrors.nks.net.
Alert!: Unable to connect to remote host.

lynx: Can't access startfile http://cpan-2.mirrors.nks.net//modules/index.html
Skipping Broken CPAN mirror cpan-2.mirrors.nks.net
Ran out of working CPAN mirrors.  Please contact cPanel Support at /scripts/cPanelPerl.pm line 218.
--12:27:24--  http://diff.cpanel.net/exim/-/centos/4.2/exim--_.i386.rpm
           => `exim--_.i386.rpm'
Resolving diff.cpanel.net... failed: Temporary failure in name resolution.
Failed to download http://diff.cpanel.net/exim/-/centos/4.2/exim--_.i386.rpm .. using source instead
--12:27:25--  http://diff.cpanel.net/exim-cpanel7.2.0/exim--_.src.rpm
           => `exim.src.rpm'
Resolving diff.cpanel.net... failed: Temporary failure in name resolution.
Building RPM....Done
        error: exim.src.rpm cannot be installed
        Installing exim.src.rpm
Failed to build rpm at /scripts/eximup line 407. 

nano /etc/resolv.conf command
nameserver 208.53.159.62
nameserver 208.53.159.62
search 

help pls..

[rustelekom]

look as your resolv.conf configured incorrectly. your server just cannot resolve domain names...
resolv.conf should be look as following:

domain youserver.com
search youserver.com
nameserver ip of your provider nameserver
nameserver ip of your provider nameserver

[crazyaboutlinux]

look as your resolv.conf configured incorrectly. your server just cannot resolve domain names...
resolv.conf should be look as following:

domain youserver.com
search youserver.com
nameserver ip of your provider nameserver
nameserver ip of your provider nameserver

i am not getting this can you please elaborate this ?