Testing POP3 and SMTP Server Mail Server Using Telnet
1. Start > Run > cmd (WinNT/XP/2003) or Start > Run > command (Win95/98)
2. Type command:telnet mail.domainname.com 25 (Example as below)
| c:\telnet mail.YourDomain.com 25Connecting To mail.YourDomain.com…_ |
You should receive some response as below:
| 220- domainname.com ESMTP Exim 4.50 #1 Tue, 21 Jun 2005 07:30:42 +0800 220-We do not authorize the use of this system to transport unsolicited, 220 and/or bulk e-mail. |
The message confirmed that the SMTP server is working properly.
3. To quit the Telnet prompt, type “quit”.
To confirm the POP server is online and responding:
1.Start > Run > cmd (WinNT/XP/2003) orStart > Run > command (Win95/98)
2.telnet mail.domainname.com 110 (Example as below)
| c:\telnet mail.YourDomain.com 110Connecting To mail.YourDomain.com…_ |
You should receive some response as below:
| +OK POP3 HostName [cppop x.x] at [192.168.1.7] (domainname.com) |
The message confirmed that the POP server is working properly.
3. To quit the Telnet prompt, type “quit”