Possible Scenario: On Windows XP or Windows Server 2003 by default IGMPv3 is enabled. When you send a IGMP multicast packet after joining the multicast group using IP_ADD_SOURCE_MEMBERSHIP and setsockopt(), you see that IGMPv2 packet is going out of the...

Why do you want to disable IPV6? Before you want to disable IPV6, you need to carefully think and evaluate what kind of problem you are facing and how that is related to IPV6. We highly recommend that you isolate the component that is misbehaving ...

A while ago I came across a problem in which SetWindowHookEx API with WH_JOURNALRECORD was failing with Access denied on Windows Vista. If you have the same problem you can do what I tried. 1) Create and Embed an Application Manifest with Your Application...

RDC and Custom Credential Providers Issue: When you have your own custom credential provider (CP) for multifactor authentication (such as Biometric, password, Smartcard). You do remote desktop connection (RDC) to connect to a client Vista...

The first thing you should do about it is that, don't do it. There are many limitations, bad implications and restrictions involved into it. In case, you are in a state that you cannot avoid launching an interactive process from Windows Service then...

Mapped drives can't be created after Microsoft Security Update from code running under Network Service account MS09-012: Description of the security update for Windows Service Isolation: April 2009 Possible scenario: You are using a web application...

File.Exists /_access / GetFileAttributes / FindFirstFile,FindNextFile / _stat behavior over SMB 2.0 Problem Observed: When an application on client creates a file on a shared directory on server or application on server creates a file on...