वेबA trackback is an acknowledgment. This acknowledgment is sent via a network signal ( XML-RPC ping) from the originating site to the receiving site. The receptor often publishes a link back to the originator indicating its worthiness. Trackback requires both sites to be trackback-enabled in order to establish this communication.
वेबA linkback is a method for Web authors to obtain notifications when other authors link to one of their documents. This enables authors to keep track of who is linking to, or referring to, their articles. The four methods ( refback, trackback, pingback and webmention) differ in how they accomplish this task.