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root@fourth:~# cpanm --verbose Mail::Webmail::Gmail
cpanm (App::cpanminus) 1.7044 on perl 5.032001 built for x86_64-linux-
+gnu-thread-multi
...
...
    dependency on LWP::Protocol::https.

root@fourth:~#

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root@fourth:~# cd .ssh/
root@fourth:~/.ssh# ll
...
drwx------ 9 root root 4096 Mar  5 04:47 ../
-rw------- 1 root root  419 Jan  2 02:17 authorized_keys
root@fourth:~/.ssh#

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#!/usr/bin/perl 

...
__END__

wilma@fourth:~$

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wilma@fourth:~$ ./1.smtp.pl 
values are fourth 465 wilma starttls
sending failed: unable to establish SMTP connection to (fourth) port 4
+65

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```
wilma@fourth:~$ hostname
fourth
```

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sudo apt-get install alpine postfix bsd-mailx
sudo vi /etc/postfix/main.cf
#=> correct "myhostname" if necessary
...
echo "This is a mailx test" | mailx -s "mailx test" root
alpine
# Configure "User Domain" and anything else as needed