I have tested our servers on
Mail relay testing. The test shows that relays not allowed.
BUT !!!!
If I telnet to our Zimbra server from OUTSIDE my network and run the following command:
telnet server.myserver.com 25
Trying myipaddress...
Connected to server.myserver.com.
Escape character is '^]'.
220 server.myserver.com ESMTP Postfix
helo server.myserver.com
250 server.myserver.com
mail from:
fakeaddress@myserver.com
250 Ok
rcpt to:vince@myserver.com
250 Ok
data
354 End data with
.
test message
.
250 Ok: queued as 2EA2577034
I will get an email from "undisclosed-recipients" Why?