Recently, I was deploying Windows 7 on my College Lab. Previously the WDS function was working perfectly on server and deploying Client OS on the machines, but later on suddenly it stopped to worked. It started to give the issue with “TFTP open timeout”. Now the problem began to me. I tried different option but still it didn’t work but finally at last after 1 hour of struggle i found out the casue. This can be caused by the DNS service binding to WDS UDP ports on the server. This will generally occur after security update MS08-037 is installed on the server.
Fix WDS PXE-E32: TFTP open timeout Continue reading