install this port tester
create new OUTBOUND TCP firewall rule and open/close the port(s) to test
open advanced settings:
create a new TCP rule:
ports closed result:
ports open result:
test port socket io over 8888
port 8889 test
telnet morphboxtest.info 8890 — to test port 8890
2014-08-08 testing with kelly
notice this port test shows UDP port is closed! the advanced options UDP scan also have to be checked!