The Capability Catalog version is determined by the version of Cisco UCS that you are using. For example, Cisco UCS 4.1 releases work with any 4.1 release of the Capability Catalog, but not with 4.0 releases of the Capability Catalog. Admin button on left -> Capability Catalog -> Catalog Update Tasks -> Upload new catalog Read More…
Month: August 2021
Remove SSH Timeout from NSX-T Manager
The default timeout for SSH on NSX-T Manager is 10 minutes (600 seconds). This is rather annoying when you need to make a cup of tea and come back and all your sessions have disappeared. To remove the SSH timeout connect to the NSX Manager via the admin account using SSH. nsx01> set cli-timeout 0 Read More…
Change Hostname of NSX-T Manager
To change the hostname on the NSX-T Manager you will need to log in via SSH using the admin username nsx01> set hostname NEW_NAME
Change DNS Servers on NSX-T Manager
The DNS server in our environment changed. Use following process to remove and add new DNS servers in NSX-T (3.1.2) SSH to IP address of NSX-T Manager using the admin account Show Current Name Servers nsx01> get name-servers Output: Fri Aug 27 2021 UTC 09:25:44.26510.0.44.310.0.44.4 Remove Name servers nsx01> del name-server 10.0.44.3nsx01> del name-server 10.0.44.4 Read More…
Unable to install Rocky Linux 8 in ESXi 7
Problem When attempting to install Rocky Linux 8 on an ESXi 7.0 host the boot iso (minimal) was not being picked up at all and I was just getting the Attempting to start up from message. Solution To fix the issue disable Secure Boot option then try again. It appears secure boot is not supported Read More…
Failed to Start File System Check – Vcenter 7
Problem Due to a storage issue, a vcenter 7.0 U2 appliance would not boot with following error: [FAILED] Failed to start File System Check on /dev/vg_root_0/lv_root_0 Resolution Run /bin/sh then blkid Output of blkid Highlighted shows the path we need to repair Run systemctl status systemd-fsck-root to confirm To repair the file system on the Read More…
Promote Secondary Domain Controller via Powershell
In this environment there is a Windows Core 2019 DC installation. To promote a server to a domain controller use the following steps: Run sconfig to give the server a Name, IP address and DNS servers in Powershell Install-WindowsFeature AD-Domain-Services -IncludeManagementTools Install-ADDSDomainController -InstallDns -Credential (Get-Credential jordansphere\administrator) -DomainName jordansphere.co.uk Note: You will then be prompted for Read More…
Allow COM+ to Windows Firewall Core 2019
I got the following error when trying to manage Server Core from another machine. COM+ Network Access (DCOM-In) All rules in the Remote Event Log Management Group Resolution PS C:\Users\Administrator> Set-NetFirewallRule -Name “RemoteEventLogSvc-In-TCP” -Enabled True -Profile DomainPS C:\Users\Administrator> Set-NetFirewallRule -Name “RemoteEventLogSvc-NP-In-TCP” -Enabled True -Profile DomainPS C:\Users\Administrator> Set-NetFirewallRule -Name “RemoteEventLogSvc-RPCSS-In-TCP” -Enabled True -Profile DomainPS C:\Users\Administrator> Set-NetFirewallRule Read More…
Install Child Domain on Windows 2019 Core
In this example I will be adding a child domain called mgmt.jordansphere.co.uk to the main domain jordansphere.co.uk Install Windows (not desktop experience) From the CLI prompt run sconfig You should then be able to rename the computer and give it an IP address. Exit to CLi prompt Go into powershell Install-WindowsFeature AD-domain-services Install-ADDSDomain -ParentDomainName jordansphere.co.uk Read More…
ESXI – Failed – Cannot Change the Host Configuration
Issue: We had set up and configured a new Netapp AFF 400. When we tried to add the datastores to ESXi 7.0 host we go the following error: Error Message: Resolution: I have actually seen this before. The problem is an MTU issue. In our case the VPC in the network didnt have the correct Read More…