Non-existent anchors are marked with [Invalid]. These redirects can be retargeted to the correct section or by adding an anchor to the page (e.g.
== Other related media <span id="Video games"></span>==). Incorrect redirects are sometimes caused by bots fixing double redirects.
TCP.2FIP might be related
Viewing 11 redirects363 anchor found in History of the Internet of which 121 were not produced by cite.php