Slow Initial Connection RemoteApp

Hi,

I have a problem.

The firstconnectionis fastremoteappon a PCunder Windows7,andis very longon a thin clienton Windows7embedded.

RemoteApp are on RDS Farm 2012, (4 RDSH, 1 RDWEB / BROKER)

to summarize :

Pc Windows 7 Pro : initial connection approximately 10-15 sec

ThinClient WE7 : initial connection approximately 55-1min

Haveyou any idea wherethe problemcould come?

Thanks for your help