Virtual Private Networking (VPN)

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• Tips of User accounts and Groups in Server 2008
  Three types of user accounts exist in Windows Server 2008: local user accounts, domain user accounts, and built-in user accounts. Local user accounts reside on a local computer and are not replicated to other computers by Active Directory. Domain user accounts are created and stored in Active Directory and replicated to all domain controllers within [...]
• Server 2008 hangs at “Applying Computer Settings”
  The problems described in the symptoms section occur because of a lock on the Service Control Manager (SCM) database.  As a result of the lock, none of the services can access the SCM database to initialize their service start requests. To verify that a Windows computer is affected by the problem discussed in this article, run the [...]
• Server 2008 Hangs at “Applying User Settings”
  Issue: We had a System running Server 2008 and when it would boot it would hang with “Applying User Settings”.  When it would finally load, many of the services were not started. Diagnosis: http://support.microsoft.com/kb/2004121 – This Microsoft Article explains the issue associated with the SCM database being locked: sc querylock The outp […]
• How to troubleshoot user logon issues?
  User logon problems are sometimes hard to troubleshoot. Have you checked the Application log on the machine in question? There might be (most likely) some errors in there from source Userenv (ID’s 1053, 1054). Turning on Userenv debug logging will also help in troubleshooting user logon problems. You can do this by adding a Registry [...]
• DNS Record Keeping
  DNS keeps track of Information in Zones. Essentially, a zone is a flat-file database for a particular domain, such as www.Google.com. The zone can contain different rexord types, all of which can be queried by clients: > A : Which i a Host Address record – this resolves a single host name. suck as www, [...]
• What is the SYSVOL folder?
  All active directory data base security related information store in SYSVOL folder and it’s only created on NTFS partition. In Microsoft Windows, the System Volume (Sysvol) is a shared directory that stores the server copy of the domain’s public files that must be shared for common access and replication throughout a domain. The term SYSVOL refers to a […]
• ReplMon
  ReplMon can do the following: See when a replication partner fails. Display changes that have not yet replicated from a given replication partner. Trigger the Knowledge Consistency Checker (KCC) to recalculate the replication topology. View the history of successful and failed replication changes for troubleshooting purposes. Find all direct and transitive r […]
• Recreating Service Console networking from the command line in ESX
  Issue The Service Console loses connectivity Due to misconfiguration of service console, the network connection fails An additional NIC is added to ESX host Solution To delete and recreate a virtual switch and Service Console from the command line:   Run the following command to list the name of the vswif adapter: esxcfg-vswif -l Run [...]
• 2011 in review
  The WordPress.com stats helper monkeys prepared a 2011 annual report for this blog. Here’s an excerpt: The concert hall at the Syndey Opera House holds 2,700 people. This blog was viewed about 10,000 times in 2011. If it were a concert at Sydney Opera House, it would take about 4 sold-out performances for that many [...]
• VM Backup – Win Server 2008 R2 & Hyper-V
  VM Backup – Backing up Virtual Machines with Windows Server 2008 R2 & Hyper-V Overview Virtual machines are basically made of files. They contain configuration files, virtual hard disks, snapshot files and saved state files. While running computers are virtual machines can benefit from virtualization, a lot of thought needs to be taken in order [...]