windows server 2008 - Checking if port is open -

i want see if port 1878 open on windows server 2008 r2. use vps server, talked vps servers company , asked them open ports.

when i'm running telnet 172.0.0.1 1878 port not reachable. there way see if port open or open it?

use may use software such nmap test if port working, more if closed or open.

you may have add -pn tag incase port hidden.

http://nmap.org/

use cli command:nmap (ip) -p (port)

or, may use web based tool check if vps live.

http://www.yougetsignal.com/tools/open-ports/