POP3 Clear Text TOP CUSTOMREQUEST RFC2449 # Server-side CAPA TOP USER From: me@somewhere To: fake@nowhere # Client-side pop3 POP3 retrieve message header (CUSTOMREQUEST) pop3://%HOSTIP:%POP3PORT -u user:secret -X 'TOP %TESTNUMBER 0' # Verify data after the test has been "shot" CAPA USER user PASS secret TOP %TESTNUMBER 0 QUIT