Know Your AdMob IDs: Publisher vs Mediation

«Last week we announced the release of Google AdMob SDK 6.0 with Ad Network Mediation. We’ve noticed some confusion on how to use a mediation ID instead of a publisher ID, so we’d like to explain the difference between the two.
A publisher ID is generated after adding a site/app and is use…»   » source  |  + cache
 

See original post by Reuters