I wrote a pair of apps, one a server and one a client, and they were free-standing java programs. They work seamlessly, only now we want to run the client from behind a firewall, and it's not working.

A socket is defined as the endpoint of a two-way communication between two processes running over a network. Inter-process communication can be achieved using sockets. After a connection between the ...

I have several embedded linux cards that I use as a SCADA/IoT system to control lights, read motion detectors and so forth between the barn, the cabin and greenhouse. Currently, I just have ethernet ...

In two previous articles [in the September and October 2007 issues of LJ], I looked at the basics of SCTP, how you can use SCTP as a replacement for TCP and how you can use SCTP to process multiple ...