Let’s Encrypt Free Wildcard Certificate In Ubuntu 16.04

Please refer to the following steps on how to generate Let’s Encrypt Free Wildcard Certificate in ubuntu 16.04 Install Certbot sudo add-apt-repository ppa:certbot/certbot sudo apt update sudo apt install certbot Generate SSL Certificate with TXT records verification sudo certbot certonly –manual -d *.aventistech.info -d aventistech.info –agree-tos –no-bootstrap –manual-public-ip-logging-ok –preferred-challenges dns-01 –server https://acme-v02.api.letsencrypt.org/directory -d *.aventistech.info = …

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Upgrade VCSA 6.0 to VCSA 6.0 U3

Please refer to the following steps on how to upgrade VMware vCenter Virtual Appliance (VCSA) 6.0 which do NOT have web console acccess (Port 5480) to 6.0 U3 in Command Line SSH to VCSA 6.0 and go to Shell vpxd -v VMware VirtualCenter 6.0.0 build-2656761 Go to https://my.vmware.com/group/vmware/patch#search to download VMware-vCenter-Server-Appliance-6.0.0.30500-7977753-patch-FP.iso Attached the downloaded IOS …

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Update Windows Management Framework 5.0 on Windows 2012 R2

Please refer to the following tutorial on how to Update Windows Management Framework 5.0 on Windows 2012 R2 in my lab I would like to take advantage of the following new features in WMF5 Software Discovery, Install and Inventory with PackageManagement PowerShell Module Discovery, Install and Inventory with PowerShellGet PowerShell Script Discovery, Install and Management …

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Exchange 2016 – ClusterNetwork Current State is ‘Partitioned’

We receive a case from client saying that it show the following error message when they run “Test-ReplicationHealth” in their Exchange 2016 Server We tried to ping the IP Address of both Exchange 2016 Servers, and obviously the IP is reachable and Exchange 2016 Servers are running fine without any issue However, it return the …

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