~# perl -MCPAN -e 'shell'
Terminal does not support AddHistory.

cpan shell -- CPAN exploration and modules installation (v1.7601)
ReadLine support available (try 'install Bundle::CPAN')

cpan> install DNS;   
CPAN: Storable loaded ok
Going to read /root/.cpan/Metadata
  Database was generated on Fri, 20 Apr 2007 04:10:07 GMT
CPAN: LWP::UserAgent loaded ok
Fetching with LWP:
  ftp://ftp.gwdg.de/pub/languages/perl/CPAN/authors/01mailrc.txt.gz
Useless content call in void context at /usr/lib/perl5/site_perl/5.8.7/LWP/Protocol/ftp.pm line 398
LWP failed with code[400] message[FTP return code 000]
Fetching with Net::FTP:
  ftp://ftp.gwdg.de/pub/languages/perl/CPAN/authors/01mailrc.txt.gz
Couldn't fetch 01mailrc.txt.gz from ftp.gwdg.de
Fetching with LWP:
  ftp://ftp.leo.org/pub/CPAN/authors/01mailrc.txt.gz