“Microsoft Windows Network” doesn’t work

Two domain controllers:dc1.test.com(192.168.2.2);dc2.test.com(192.168.2.3).
Client A:pc1.test.com(192.168.1.253),DNS1:192.168.2.2,DNS2:192.168.2.3
Client B:pc2.test.com(192.168.3.253),DNS1:192.168.2.2,DNS2:192.168.2.3
192.168.1.0/24,192.168.2.0/24,192.168.3.0/24 routes each other with no limits.

Q：
“Microsoft Windows Network—>test” doesn’t work on client A.
Error:”test can’t be accessed…Network path was not found”

The following tests were all passed on Client A:
\\dc1.test.com
\\dc2.test.com
\\pc1.test.com
\\pc2.test.com
\\dc1
\\dc2
\\pc1
\\pc2