Catching-up Gear | Frostmourne

Hi,

I wonder if there is any system to catch-up gear on Frostmourne ?

System Message said you can get some 200ilvl gear in Quel'Danas but i didnt figured how. Can someone has some answers on how to catch up with this system ?

https://media.discordapp.net/attachm...62/unknown.png

Thanks for your help guys !