The function of the MERCUR services can checkt with the Telnet program. You can find this program under the Microsoft windows tools. Startup Telnet in the Startmenu Run with the argument Telnet.
TELNET is running in a command prompt window.
Syntax: open hostname or IP-address port
open localhost 25
open 220.127.116.11 25
You should get this kind of greeting message:
220 mail.domain.com MERCUR SMTP Server v5.00.10 Unregistered for Windows ready at Mon, 28 Mar 2005 14:12:17 +0200
If you becomes no answer you have to check the following points:
Was the IP-address or the hostname correctly entered ?
Is the MERCUR service running ?
Is the TCP-IP-protocol correctly installed ?
Make sure that the network settings and registration from your computer is correct ! Another possibility is once the hostname is unknown by nameserver or hosts file. When you use a nameserver you have to check out the entry of the hostname. When you used a host file please check the entrys.