Description:
You have several servers in Workgroup environment. You know the Local Administrator Account and Password. You try to connect to the Administrative Share from Remote Workgroup machine but always failed. Network port for Ping, RPC, SMB from source to destination are all open. Username and password are both correct.
Resolution:
Open Regedit and go to "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System".
On the Edit menu, point to New, and then click DWORD (32-bit) Value.
Type LocalAccountTokenFilterPolicy to name the new entry, and then press Enter.
Right-click LocalAccountTokenFilterPolicy, and then click Modify.
In the Value data box, type 1, and then click OK.
Exit Registry Editor.
