tác giả

phuong.nguyen624 posts 7 comments

Phuong Nguyen is the website owner viettechgroup.vn, phuongnguyenit.com. Phuong Nguyen is IT Pro, MCSA, MCSE, MCITP, CCNA, VCP, LPI, Cloud Services.. Senior management experts in large corporations and enterprises Bussiness.

Phuong Nguyen has more than 16 years of experience in the field of Small and Medium IT System Administration, Microsoft solutions, Cloud, Cisco Network Infrastructure Management (Router, Swicth, FIrewall ASA Cisco,..), Fortigate,.. VMware vSphere, vCenter virtualization administration,.. Major backup solutions: Veeam Backup, Veritas Backup, Net Backup,...

Blog

Exchange 2016: CU21 upgrade failed with error “Cannot start service MSExchangeServiceHost on…

phuong.nguyen 2021/09/04 - 10:05 PM 0

DescriptionExchange 2016 CU upgrades don’t always go according to plan.In this scenario, one of my servers just wouldn’t upgrade but the rest did without error.The upgrade runs like normal from the CLI but fails with the below…

Blog

Windows 11 Beta and Dev builds causing Start menu, taskbar to disappear

phuong.nguyen 2021/09/03 - 10:17 PM 0

Microsoft's latest beta build causing a headache as a "known issue" has gone even more rampant.here are known issues, and then there's one helluva known issue. Turns out, today's Windows 11 Beta Channel release (build 22000.176) is…

Windows Server 2022

What’s new in Windows Server 2022

phuong.nguyen 2021/09/02 - 10:11 PM 0

his article describes some of the new features in Windows Server 2022. Windows Server 2022 is built on the strong foundation of Windows Server 2019 and brings many innovations on three key themes: security, Azure hybrid integration and…

Exchange Server

Move Exchange 2016 database to another drive

phuong.nguyen 2021/08/06 - 8:06 PM 0

After renaming the Exchange 2016 database, we like to move Exchange 2016 database to another drive. We can only move Exchange 2016 database path to another drive with PowerShell. It’s not possible to do it in the Exchange Admin Center. In…

ASA Cisco

Cisco AnyConnect Secure Mobility Client 4.10.02086 Download

phuong.nguyen 2021/08/04 - 5:30 PM 0

Today admin shared Cisco AnyConnect Secure Mobility Client VPN software lastest from CiscoCisco AnyConnect Secure Mobility Client 4.10.02086Year / Release Date: 2021Version: 4.10Developer: Cisco SystemsDeveloper…

Blog

Fixing the MSExchangeApplicationLogic event id 3018 error Exchange Server

phuong.nguyen 2021/07/30 - 9:09 PM 0

BackgroundOn an Exchange 2013-2016-2019 server you can run into the following error:Scenario: GetConfig. CorrelationId: 25d232df-4496-4350-a677-ad4f86eeb4ae. The request failed. Mailbox: Url:…

Blog

DNS Doctoring on Cisco ASA Config Example

phuong.nguyen 2021/07/29 - 10:00 PM 0

IntroductionThis document shows how DNS Doctoring is used on the Adaptive Security Appliance (ASA) to change the embedded IP addresses in Domain Name System (DNS) responses so that clients can connect to the correct IP address of…

Cases

Configuring L2TP/IPSec VPN Connection Behind a NAT, VPN Error Code 809

phuong.nguyen 2021/07/28 - 10:29 PM 0

Due to disabling PPTP VPN support in iOS, one of my clients decided to reconfigure the VPN server running Windows Server 2012 R2 from PPTP to L2TP/IPSec. Internal VPN clients from inside LAN connect to the VPN server without any problems,…

Exchange Server

How To Change Exchange Name Database Using Powershell

phuong.nguyen 2021/07/27 - 4:26 PM 0

After installing Exchange Server 2016, We want to rename Exchange 2016 default mailbox database. A unique generated mailbox database is created by default in Exchange Server. We can rename the mailbox database without any disruption in the…

Blog

Work from home with Radmin VPN

phuong.nguyen 2021/07/27 - 1:26 PM

Currently, with the complicated situation of the Covid19 epidemic, almost everyone has to WFH, so the VPN tool is required to deploy for your business. Today Phuong Nguyen introduces one of the VPN creation tools, Radmin VPN.Radmin VPN…

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