Sunday, 8 September 2013

#Windows DHCP - Windows 2008 DHCP Server Services unable to start on RODC Server.

Error 1: Attempt to configure DHCP Server Failed. The DHCP Server service could not be started in a timely manner.

Error occur while add DHCP role on RODC server.

Error 2: Windows could not start the DHCP Server service on local Computer.
              Error 50: The request is not supported. 

Error occur while start the DHCP service.

RODC is read-only domain controller, unable to create DHCP Administrators group and DHCP Users group.

Make sure DHCP Administrators Group and DHCP Users Group is created in Active Directory.
Can create DHCP Administrators Group and DHCP Users Group manually or add DHCP role on one of a writable Domain Controller, group will create automatically.
1. If create DHCP Administrators Group and DHCP Users Group manually, create group as domian local and security type. Make group naming is correct.

2. If add DHCP role on writable DC, you can remove the DHCP role after the group are created, group will remain in active directory.

Friday, 6 September 2013

#Windows 8 - Unable Create Wireless Adapter As Virtual Switch On Windows 8 Hyper-V

Error-Failed while adding virtual Ethernet switch connections.

Resolution 1 - Re-install Wireless adapter driver
1. Go to device manager uninstall the wireless adapter driver without delete the driver.
2. Re-scan driver.
3. Once wireless driver installed, restart windows. After restart, should able to create wireless adapter as virtual switch.  

Check NTP Server time

Check NTP Server time
In command prompt, type net time \\IP address