Telnet Test for smtp email
from command prompt:
telnet mail.YourServer.com 25
<enter>
ehlo
<enter>
mail from:john@Adomain.com
<enter>
rcpt to:jane@OtherDomain.com
<enter>
data
<enter>
Hello, Jane...this is the text I will send jane
<enter>
.
<enter>
[ 1/1/1980 ]