One Yandex.Metrica counter is installed on the website site.com, on third-level domain shop.site.com and on forum.site.com. A user ends up on site.com from a search engine, and in a minute clicks through to shop.site.com and a minute later clicks through to forum.site.com. What data will Yandex.Metrica show?
1 session, traffic source – internal traffic.
3 sessions, all with the same traffic source – search engine traffic.