使用 telnet 驗證 email 密碼對不對

telnet localhost 110 # 輸入，telnet 到 110
Trying ::1…
Connected to localhost.
Escape character is ‘^]’.
+OK Dovecot ready.
user cross            # 輸入，帳號
+OK
pass 123456       # 輸入，密碼
+OK Logged in.

得到 Ok 的結果就成功了