E-Mail Trends - No Secure Port 25

[epps]

Hello Forum,

i need help.
A customer want a trend export as attach via mail, with his own mailserver.
There is no username or password required.
The credentials are:

server =  "exchange.xxxxxx.de" 
port = 25
from = "example@example.de"

The problem is, i dont know how this works.

Can anyone help me please.

Thanks.

Kind regards
Simon Epp