How to Modify Firewall Address Filter CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA We need to add the IP addresses (using host names) to the Remote Address list in the Firewall Rules. Note: The new IP added might be duplicates with the existing ones but next time it will be removed.… Read more How to Modify Firewall Address Filter
How to obtain Public IP address from PowerShell CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA Launch PowerShell and use this command: $ips = (Invoke-RestMethod -Uri “http://ipinfo.io”).IP $ips That’s it.
How to reset Windows Login password CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA The following procedure helps to reset Windows user login passwords in case you forget them. It has been tested on Windows 7, 8, 10, and Server 2012/R2. Step 1: Boot the computer up with a Windows media. This… Read more How to reset Windows Login password
How to Transfer FSMO Roles from Server01 to Server02 CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA First, we need to query the existence of the FSMO roles to see where they reside. This can be done on either server. Use the following two commands: Get-ADForest tvd.local | ft DomainNamingMaster, SchemaMaster Get-ADDomain… Read more How to Transfer FSMO Roles from Server01 to Server02
How to Use RoboCopy to Backup Data CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA RoboCopy is a built-in Windows application that can be used to copy data from a source location to a destination location. I used the following Robocopy command to copy data from a shared directory called SOURCE on… Read more How to Use RoboCopy to Backup Data
How to Add a Linux Server as a New Session in Remote Desktop Manager CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA Using Remote Desktop Manager is a great way to organize remote connections to servers that we administer. In this guide I will show you how to add a connection to… Read more How to Add a Linux Server as a New Session in Remote Desktop Manager
DHCP Load Balancing / Failover In Windows Server 2012 R2 CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA In this lab I will guide you through configuring a simple DHCP load balancing scenario using Microsoft Windows Server products. 1/ Physical Topology There are two DHCP Servers running Windows server 2012 R2. DHCP01:… Read more DHCP Load Balancing / Failover In Windows Server 2012 R2
How to find the Allocation Unit Size for a Volume CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA Launch the Command Prompt as Administrator, type fsutil fsinfo ntfsinto F: The Bytes Per Cluster information is the Allocation Unit Size. Alternatively, you can use diskpart to achieve the same goal. Type select volume… Read more How to Find The Allocation Unit Size for a Volume
Useful Windows Commands to troubleshoot System and Networking CHUONG K. NGUYEN – BSc., MCSEx2, MCSAx2, MCP, MCTS, MCITP, CCNA Below is a short list of commands used to troubleshoot system and networking in Windows environment. ping -t google.com (continuously pinging a host) pathping gogole.com (ping and show traffic path) shutdown -m \\host -r -f -t… Read more Useful Windows Commands to Troubleshoot System and Networks
1/ Preparation We need to check the Network interface status. At the command prompt, type: ncpa.cpl As you can see, we do have a spare interface and currently it is disabled. In this exercise, we will use only one NIC; i.e., the active one for the LAN for the VPN connection as well. At this… Read more How to Configure a PPTP VPN Server (RRAS) in Windows Server 2008 R2