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PeerVPN is a software that builds virtual ethernet networks between multiple computers. Such a virtual network can be useful to facilitate direct communication that applications like file sharing or gaming may need. Often, such direct communication is made impossible or very difficult by firewalls or NAT devices.
3,000 syscalls a second, on an idle machine? That doesn't seem right.
libtins is a high-level, multiplatform C++ network packet sniffing and crafting library.
Its main purpose is to provide the C++ developer an easy, efficient, platform and endianess-independent way to create tools which need to send, receive and manipulate network packets.
What is pretty is NetworkManager 0.9.10; it’s like the lightning-quick racing yacht that Larry Ellison doesn’t have and really, really wants, but which somehow also adds a Triple-E-Class-worth of new features just for you.
lsof -nPi tcp:80
When an app communicates with a server, more often than not, that communication happens over HTTP. HTTP was developed for web browsers: when you enter http://www.objc.io into your browser, the browser talks to the server named www.objc.io using HTTP.
Retreive your ip info with a curl request