What is the used of 5 service that client do authenticate when sign in

[sonujaiswal]

Hi Guys can anyone tell me what is the used of ams, chat service, middleTier, msImageService and search services in Microsoft teams.

thank you. 

[#2]

@sonujaiswal- Are you developing Microsoft teams App?

[#3]

No I'm a unified communications engineer ,just require information @Sayali-MSFT