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Troubleshooting Splunk Enterprise Performance
If you manage an on-prem Splunk Enterprise environment, you will often have to check to make sure that everything is performing optimally. The primary limitations to your environments search capacity will be the IOPS of disks in your Indexers (Search Peers) and CPU/Memory of your Search Heads. As long as your meeting the Splunk requirements…
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Set Up Docker Credential Store on VMware Photon
If you’re using ESXi hypervisors and Docker, you’re probably using VIC or running it on an Ubuntu VM. But recently we tried VMware’s new “Minimal Linux Container Host”, Photon OS. With Photon, you can install packages using tdnf. To keep it minimalist, we avoided adding any additional repositories, but this made it surprisingly difficult to…
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Increase NextCloud 13 VM Storage
NextCloud is one of the most popular ways for users to take control of their data again. Users can use NextCloud to manage their Contacts, Calendars, Files, and a number of other types of data with the available Apps. NextCloud is a fork of the original ownCloud, but advocates more of an emphasis on the…
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Google Play Music Manager on a Virtual Machine
The first time you install Google Play Music Manager on a virtual machine you will probably receive the error, “Login failed. Could not identify your computer.” You’ll definitely experience this on any VMware ESXi virtual machines. Google currently doesn’t support virtual machines. Therefore, Music Manager on a virtual machine in Hyper-V or XenServer will likely…
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Windows 2016 Shares Not Working via Hostname
Some versions of Windows 2016 have an authentication issue which causes shares to not work via hostname. Shares continue to work via IP, but a registry change must be made for the share to work via hostname. You should first verify that you are definitely not experiencing a DNS issue or a cached credential issue;…
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Cisco Meraki DHCP Reservations and VLANs
DHCP is easy to configure on a Cisco Meraki in smaller environments without a dedicated server. Meraki DHCP reservations and settings can be tricky though if you switch between enabling/disabling VLANs. Unless you are sure you will never use VLANs, you should Enable VLANs before creating any DHCP reservations and settings. Although the subnet and…
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DNS Debug Log Error with Splunk
System administrators should turn on advanced debug logging from the DNS Manager console to get the most out of Windows DNS Events. Unfortunately, Microsoft did not design the debug log file for 3rd party logging and monitoring software. Administrators may encounter a DNS debug log error because of this. A handful of Splunk and McAfee…
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Managing Office 365 via Active Directory
The company has moved from an on-premise Exchange Server to Office 365. You have set up AD Connect to sync all your data and passwords. You have decommissioned and uninstalled all local instances of Exchange Server. Suddenly you discover that you must manage Office 365 via Active Directory, and it seems impossible to because many…
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Connect using Windows RSAT with a Non-Domain Joined Machine
When deploying your first Windows Server Core installation, you may find yourself having difficulty managing the server using Windows RSAT. This may be because there is no DOMAIN and one or both the server and workstation are part of a WORKGROUP. Below is the method I use to ensure initial access from a workstation using…
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Fix Windows 10 Apps Not Working
A handful of users have encountered an issue with some or all of their Windows 10 Apps not working after an update. For myself, I noticed this happen when I tried to open my Calculator and Store apps. According to the Programount blog, this often happens if you have your display scale above 100% or…