Java check if port is open and reachable for other computers
136262
Sockets: Discover port availability using Java
57631
route on specific interface based on port
41325
How to find exe listening on port?
44777
How to show TCP listenings and filter them by local IP on Windows?
6604
Cannot ping over LAN until a ping is received
151710
Determining the TCP port number to which client got bound
126320
How to find from what computer I connected to a current server
109871
In C# how could I listen to a COM (Serial) Port that is already open?
50712
C# Check Remote Server
136235
Specifing ip address for outbound connections on a multi ip host
91324
Check whether an IP belongs to a specific range
104104
Which IP address do I use to access my server?
93702
Checking network connection
34364
How to control internet access for each program?
99994
How to access windows system on LAN
131896
Why doesn't System Monitor show activity over ethernet connections?
143061
What cross-platform command-line tool allows me to get my external IP address?