Do you offer Telnet?
Yes, telnet will work by default.
Telnet Command = telnet mail.domain.com port#
example telnet mail.techhaushost.com 110
example2 telnet mail.techhaushost.com 25
Commands available while using telnet:
| close | close current connection |
| display | display operating parameters |
| open | connect to a site |
| quit | exit telnet |

