- Note the error message (Sometime the error message is very specific )
- Login to the machine using local admin account
- Check the system Date and time / Time zone – Make sure they are similar to authenticating DC
- Check DNS – Make Sure they are pointing to Right DNS (DNS which is alive and doing the name resolution)
- Check DNS records with the help of NSLOOKUP
- Ping the DC – IP, Netbios Name and FQDn
- Ping the DC to DC with 1500 MTU
- Run Netdiag and check DNS and Trust and Kerberos test
- Make sure NIC card is enabled of “register me in DNS”
- Check event viewer for any know errors like Userenv, Kerberos, netlogon
- Enable netlogon log and do the further troubleshooting
Don’t forget to post your comments 🙂
Thanks,
Anang Kumar