1.시작 > 실행 > cmd > telnet localhost 252. ehlo 127.0.0.13. mail from:test@domain.co.kr4. rcpt to: your_mail@domain.co.kr5. data6. subject: test subject8. test content9. .마지막음 마침표를 입력한다. ehlo 127.0.0.1250-WIN-GLO2H3S8F7E Hello [127.0.0.1]250-TURN250-SIZE 2097152250-ETRN250-PIPELINING250-DSN250-ENHANCEDSTATUSCODES250-8bitmime250-BINARYMIME250-CHUNKING250-VRFY250 OKmail from:admin@127.co.kr503 5.5.2 ..