SSL Test with A+ Result in NetScaler VPX

You will get C with the default policy configured in NetScaler VPX, and please refer to the steps below on how to make it A+ Disabled TLS 1.0 Disabled SSLv3 Allow Secure Renegotiation Custom cipher list that provides Forward Secrecy (FS) Referring to my previous post NetScaler VPX as Reserve Proxy for Exchange 2016 , … Read more

Import PFX Certificate to NetScaler VPX

Let’s Encrypt Root & Intermediate Certificate Transfer PFX, Root & Intermediate Certificate to NetScaler VPX Import PFX Certificate to Netscaler VPX Link the SSL, Intermediate & Root Certificate

Enable TLS 1.1 & 1.2 in Windows 7 SP1

We noticed that all the Windows 7 machines with Microsoft Outlook 2016 installed are not able to connect to Exchange 2016 Server after disabling TLS 1.0 – Please refer to my previous pos We realize that TLS 1.1 & 1.2 was NOT enabled by default in Windows 7 after some research done from Google and … Read more

PowerShell Remoting to Windows 2012R2

Please refer to the steps below on how to PowerShell Remoting to Windows 2012R2 Server Configuration on Windows 2012R2 Server 1. The WinRM service is running (By Default) 2. Enable PowerShell Remoting with Enable-PSRemoting -force Configuration on Windows 10 Machines (Non-Domain Joined) 1. Start WinRM Service Get-Service WinRM | Start-Service Allow Windows 10 to access … Read more

Exchange 2016 – Powershell for Message Tracking

You will need to use Get-MessageTrackingLog to trace those Email delivered to Distribution Group since the Delivery Report in Exchange EAC seem like cannot be used to archive the goal. You can change the (Get-Date).AddDays(-1) to search for Email for past -X days Get-MessageTrackingLog -ResultSize Unlimited -Start (Get-Date).AddDays(-1) -Recipient "[email protected]" | Format-List Sender, Recipients, MessageSubject, … Read more

Install OpenWRT on TP-Link Archer C7 AC1750 v2

The default firmware comes with TP-Link Archer C7 AC1750 v2 is having a lot of issues, like the WIFI connectivity is NOT stable, and need to be restarted several time in 1 week time recently I come across OpenWrt which is the Open Source Firmware for WIFI Router, and decided to give a try on … Read more

Chocolatey Package Manager in Windows 10

Please refer to the following simple guide on how to use Chocolatey Package Manager in Windows 10 Install Chocolatey in Windows 10 Open PowerShell / PowerShell ISE with Administor Right Set-ExecutionPolicy Bypass -Scope Process -Force; iex ((New-Object System.Net.WebClient).DownloadString(‘https://chocolatey.org/install.ps1’)) Verify Choco version installed PS C:\Windows\system32> choco Chocolatey v0.10.11 Install Applications from https://chocolatey.org/ #Install Applications choco install … Read more

Exploring VSS with vssadmin

Microsoft’s VSS is Windows’ built-in infrastructure for application backups. A native Windows service,VSS facilitates creating a consistent view of application data during the course of a backup. VSS relies on coordination between **VSS requestors, writers and providers*** for quiescence, or “to make quiet,” a disk volume, so that a backup can be successfully obtained without … Read more

Veeam-MS Exchange Writer Retryable Error

It is very common to encounter the following error message in Veeam Backup when backuping Microsoft Exchange Server 6/18/2018 8:37:38 PM :: VSS: Backup job failed. Cannot notify writers about the ‘BACKUP FINISH’ event. A VSS critical writer has failed. Writer name: [Microsoft Exchange Writer]. Class ID: [{76fe1ac4-15f7-4bcd-987e-8e1acb462fb7}]. Instance ID: [{5e2cc993-8c98-4f33-98b6-9697ceaecbaf}]. Writer’s state: [VSS_WS_FAILED_AT_BACKUP_COMPLETE]. Error … Read more