kenc@vdesktop35 ~/tmp
$ perl -v | head -2 | tail -1
This is perl 5, version 26, subversion 1 (v5.26.1) built for x86_64-linux-thread-multi

kenc@vdesktop35 ~/tmp
$ cpan

cpan shell -- CPAN exploration and modules installation (v2.38)
Enter 'h' for help.

cpan[1]> o conf pushy_https
    pushy_https        [0]
Type 'o conf' to view all configuration items


cpan[2]> o conf urllist
    urllist
        0 [https://cpan.org/]
        1 [https://cpan.metacpan.org/]
Type 'o conf' to view all configuration items


cpan[3]> q
Lockfile removed.
kenc@vdesktop35 ~/tmp