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Changing the FQDN of the vCenter appliance (VCSA)

This article states how to change the system name or the FQDN of the vCenter appliance 6.x You may not find any way to change the FQDN from the vCenter GUI either from VAMI page of from webclient as the option to change the hostname always be greyed out. Now the option left is from the command line of VCSA appliance. Below steps will make it possible to change the FQDN of the VCSA from the command line. Access the VCSA from console or from Putty session. Login with root permission Use above command in the command prompt of VCSA : /opt/vmware/share/vami/vami_config_net Opt for option 3 (Hostname) Change the hostname to new name Reboot the VCSA appliance.   After reboot you will be successfully manage to change the FQDN of the VCSA . Note: Above step is unsupported by VMware and may impact your SSL certificate and face problem while logging to vSphere Web Client. If you are using self-signed certificate, you can regenerate the certificate with...
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What's New in VMware Cloud Foundation (VCF) 9.0

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High-Speed Networking for VMs: VMXNET3 Now Supports Up to 65 Gbps

The VMXNET3 adapter is VMware's high-performance virtual network adapter, designed for optimized performance in vSphere environments. It is the default and recommended adapter for most modern workloads on ESXi , delivering high throughput, low latency, and support for advanced networking features. With the release of vSphere ESXi 8.0 Update 2 , VMXNET3 introduces new capabilities that significantly enhance virtual network performance. What’s New in ESXi 8.0 Update 2 for VMXNET3? Traditionally, VMXNET3 reports a default link speed of 10 Gbps to the guest operating system. However, the actual achievable throughput often exceeds this value—thanks to technologies such as multi-queue support , Receive Side Scaling (RSS) , and Large Packet Offload . Starting with ESXi 8.0 Update 2 , this limitation can now be overridden , and VMXNET3 can be configured to support custom link speeds of up to 65 Gbps . This enhancement enables improved flexibility and throughput for high-performance w...
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