(gedit:6289): GnomeUI-WARNING **: While connecting to session manager:
Authentication Rejected, reason : None of the authentication protocols specified are supported and host-based authentication failed.
root@sambox:/home/sameer# apt-get update
Err http://.archive.ubuntu.com edgy Release.gpg
  Could not resolve '.archive.ubuntu.com'
Err http://.archive.ubuntu.com edgy/universe Translation-en_US              
  Could not resolve '.archive.ubuntu.com'
Ign http://.archive.ubuntu.com edgy Release                                 
Ign http://.archive.ubuntu.com edgy/universe Packages                        
Ign http://.archive.ubuntu.com edgy/universe Sources                         
Err http://.archive.ubuntu.com edgy/universe Packages                        
  Could not resolve '.archive.ubuntu.com'
Err http://.archive.ubuntu.com edgy/universe Sources                         
  Could not resolve '.archive.ubuntu.com'
Ign cdrom://Ubuntu 6.10 _Edgy Eft_ - Release i386 (20061025) edgy/main Translation-en_US
Ign cdrom://Ubuntu 6.10 _Edgy Eft_ - Release i386 (20061025) edgy/restricted Translation-en_US
Get:1 http://security.ubuntu.com edgy-security Release.gpg [191B]              
Ign http://security.ubuntu.com edgy-security/main Translation-en_US          
Ign http://security.ubuntu.com edgy-security/restricted Translation-en_US
Hit http://security.ubuntu.com edgy-security Release
Get:2 http://in.archive.ubuntu.com edgy Release.gpg [191B]
Ign http://in.archive.ubuntu.com edgy/main Translation-en_US
Hit http://security.ubuntu.com edgy-security/main Packages
Hit http://security.ubuntu.com edgy-security/restricted Packages
Hit http://security.ubuntu.com edgy-security/main Sources
Hit http://security.ubuntu.com edgy-security/restricted Sources
Ign http://in.archive.ubuntu.com edgy/restricted Translation-en_US
Get:3 http://in.archive.ubuntu.com edgy-updates Release.gpg [191B]
Ign http://in.archive.ubuntu.com edgy-updates/main Translation-en_US
Ign http://in.archive.ubuntu.com edgy-updates/restricted Translation-en_US
Hit http://in.archive.ubuntu.com edgy Release
Hit http://in.archive.ubuntu.com edgy-updates Release
Hit http://in.archive.ubuntu.com edgy/main Packages
Hit http://in.archive.ubuntu.com edgy/restricted Packages
Hit http://in.archive.ubuntu.com edgy/main Sources
Hit http://in.archive.ubuntu.com edgy/restricted Sources
Hit http://in.archive.ubuntu.com edgy-updates/main Packages
Hit http://in.archive.ubuntu.com edgy-updates/restricted Packages
Hit http://in.archive.ubuntu.com edgy-updates/main Sources
Hit http://in.archive.ubuntu.com edgy-updates/restricted Sources
Fetched 3B in 2s (1B/s)  
Failed to fetch http://.archive.ubuntu.com/ubuntu/dists/edgy/Release.gpg  Could not resolve '.archive.ubuntu.com'
Failed to fetch http://.archive.ubuntu.com/ubuntu/dists/edgy/universe/i18n/Translation-en_US.bz2  Could not resolve '.archive.ubuntu.com'
Failed to fetch http://.archive.ubuntu.com/ubuntu/dists/edgy/universe/binary-i386/Packages.gz  Could not resolve '.archive.ubuntu.com'
Failed to fetch http://.archive.ubuntu.com/ubuntu/dists/edgy/universe/source/Sources.gz  Could not resolve '.archive.ubuntu.com'
Reading package lists... Done
E: Some index files failed to download, they have been ignored, or old ones used instead.