What is IP address '::1'?

Question

I was playing with sockets on local machine with no network connection. See below:

IPAddress address = IPAddress.Any; // doesn\'t work
IPAddress address = IP         


        

Answer 1

::1 is the loopback address in IPv6. Think of it as the IPv6 version of 127.0.0.1.

See http://en.wikipedia.org/wiki/Localhost