Reset vCenter SSO Administrator Password vSphere 6.5

Reset vCenter SSO Administrator Password vSphere 6.5

By default, the vCenter Single Sign-On password expires every 90 days. To prevent unexpected expiration, the vSphere Client issues a warning when the password is about to expire; however, if you find yourself in a situation where you cannot recall the password or the password has expired, it can be reset. The reset process is performed from an SSH session to vCenter. Reset SSO Administrator Password To begin, SSH to the vCenter Server Appliance and log in with the root account.

Manually Configure ESXi Syslog Location

Manually Configure ESXi Syslog Location

All VMware hosts run a service for logging system information. This service, vmsyslogd, logs messages from the VMkernel and other system components for auditing and diagnostic purposes. By default, the logs are directed to a local scratch location or ramdisk. The scratch space is created automatically during ESXi installation in the form of a 4 GB Fat16 local scratch partition. If storage space is unavailable, the host will store data on a ramdisk, which is not persistent across reboots. That…

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Identify NIC Driver and Firmware Versions with ESXCLI

Identify NIC Driver and Firmware Versions with ESXCLI

Quick byte today – Last week, we discussed an HPE advisory affecting certain network adapters on VMware hosts.  The advisory pertained to specific firmware and driver versions. If you need to identify or verify such network card information, it is possible to pull that data via ESXCLI commands. In this post, we will get a list of installed NICs as well as individual driver and firmware versions. First, let’s get a list of the installed NICs. To do so, SSH…

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HPE Network Adapter Replacement on VMware Hosts

HPE Network Adapter Replacement on VMware Hosts

Last week, HPE released a customer advisory pertaining to an issue with network adapters that have been upgraded from certain custom ISOs or bundles. The advisory states, HPE ProLiant servers running VMware ESXi 5.5, 6.0, or 6.5 are experiencing network issues after installing or upgrading QLogic drivers to version 2.713.30 from the July Service Pack for Proliant or July HPE Custom ESXi Image. The noted network issues are causing network disconnections or network adapter absence in the OS or RBSU….

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EMC Replace Disk – Copy to Hotspare

EMC Replace Disk – Copy to Hotspare

Occasionally, VNX\CX administrators need to copy data between disks manually. Whether you need to replace an online disk, invoke a proactive copy to hotspare, or just copy data from an online disk to an unbound disk, Navisphere CLI commands can get the job done. NOTE – I think this goes without saying, but if you have any doubts about the process, contact EMC Support. Errors when copying disk data can have disastrous effects. In this tutorial, we will be copying…

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