Randomly having trouble connecting to DFS over my network. Everything was working great for about a year. Users could connect to \\domain\DFSshare or \\domain.local\DFSshare without issue.
About a month ago the domain functional level was raised to 2008R2. Now I seem to have connection issues with NetBIOS or dns depending on how the user mapped the drive.
Received a bunch of calls this morning that mapped drives could not be found. Two of the calls were laptops right next to each other. Laptop1 using \domain\DFSshare and Laptop2 using \\domain.local\DFSshare.
I tried flushing DNS on both with no luck. On Laptop1 I disconnected the drive maps and reconnected them using domain.local instead of domain. On laptop2 I had to do the opposite to connect.
Occasionally IPCONFIG /RELEASE and a reboot would fix but not always.
A bad practice commonly found during an account life cycle is to set its password to an initial, insecure password. The Password Reset Tool was developed to make the password reset process easier and more secure.
Sometimes it takes a new vantage point, apart from our everyday security practices, to truly see our Active Directory (AD) vulnerabilities. We get used to implementing the same techniques and checking the same areas for a breach. This pattern can re…