If you are experiencing issues with AD authentication
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Zyxel_Kevin
Posts: 958 
Guru Member
Guru Member
in Other Topics
Issue:
If you have authentication issue with AD after enabled MSChapv2.
Checking:
1)Please capture packets when client tried to authenticate. You will find AD reject Samba request.
Root cause:
1)Due to Legacy USG only supporting SMBV1, if your AD server has disabled SMBv1 for security concern, it will result in a failure.
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