What is Loopback?
The '''loopback address'''<ref>{{Cite web|last=Goyal|first=Dewang|date=2023-10-11|title=Understanding the Loopback Address|url=https://www.ipv4.deals/blog/what-is-loopback-address/|access-date=2024-02-27|language=en-US}}</ref> is a [[computing]] term that is a special [[IP address]] of a [[computer|computer's]] [[ethernet|ethernet network]]. It is used to allow [[software]] on a computer to send [[information]] to the same computer using the [[TCP/IP|TCP/IP stack]]. The special IP address is known as 127.0.0.1 (IPv4) or 0:0:0:0:0:0:0:1 (::1, IPv6).<ref>{{cite web|last=Posey|first=Brien|title=10 Things you should know about IPv6 Addressing|url=http://www.techrepublic.com/blog/10-things/10-things-you-should-know-about-ipv6-addressing/|access-date=3 January 2016}}</ref> ==References== {{reflist}} {{tech-stub}} [[Category:Computer networking]]