25Dec/090
Telnet to a server on an ssl port
The last post dealt with connecting to a server using telnet on a non telnet port. This is handy for touble shooting mail issues or just checking mail without using a "proper" mail client. In this post I'll show you how to connect to a standard pop3 server over an ssl port.
> openssl s_client -connect mail.domain-you-want-to-connect-to.com:995
+OK Dovecot ready.
> user user@yourdomain.com
+OK
> pass password123
+OK Logged in.
> list
+OK 4 messages:
1 13151
2 6339
3 3030
4 7988
> top 1 20
This shows you the first 20 lines of the first message. This is also useful when troubleshooting mail connection failure issues.