Hi Friends,
In search engine optimization terminology Inbound link is the same as back link. When web site A links to site B, site A has an outbound link and website B has an inbound link. Inbound links are calculated to verify link popularity, an vital factor in SEO. For new more on link popularity, link building and the significance of inbound links in SEO. An outbound link is a link from your website to another website.
Thanks and Regards
Richard Smith