How to set up authorization in astra linux, under a domain user?

Question

linux

I cannot log in under a domain user in Astra Linux, while this machine is entered into the domain and there is also a connection via ping'u with it. When I try to log in, it says "Login failed" What could be the problem?
Astra version 1.6 Smolensk, the domain controller itself on windows server 2008r2. Entered through the Graphical utility fly-admin-ad-client (winbind)