· 7 years ago · Jan 11, 2018, 11:16 PM
1$ telnet 192.168.1.12 25
2Trying 192.168.1.12...
3Connected to 192.168.1.12.
4Escape character is '^]'.
5220 example.com ESMTP Postfix
6mail from: test@smol
7250 2.1.0 Ok
8rcpt to: smol@smol
9250 2.1.5 Ok
10data
11354 End data with <CR><LF>.<CR><LF>
12dgondfgfd
13.
14250 2.0.0 Ok: queued as B7E09B05D1