Install Dell OpenManage Server Administrator (OMSA) on ESXi 5.5

* Download OMSA vSphere Installation Bundle (VIB) for ESXi5.5 from here. For example, I downloaded OM-SrvAdmin-Dell-Web-7.3.0-588_A00.VIB-ESX55i.zip
* Download OMSA Managed Node for Windows from here. For example, OM-SrvAdmin-Dell-Web-WIN-7.4.0-866_A00.exe

* Login vSphere client as root
* Shutdown all VMs
* Bring ESXi host into Maintenance mode
* Enable ESXi SSH mode from host terminal if not already enabled
* Copy OM-SrvAdmin-Dell-Web-7.3.0-588_A00.VIB-ESX55i.zip to host /var/log/vmware directory
* SSH into host machine as root

esxcli software vib install -d /var/log/vmware/OM-SrvAdmin-Dell-Web-7.3.0-588_A00.VIB-ESX55i.zip

– Output:

Installation Result
   Message: The update completed successfully, but the system needs to be rebooted for the changes to be effective.
   Reboot Required: true
   VIBs Installed: Dell_bootbank_OpenManage_7.3.0.2-0000
   VIBs Removed: 
   VIBs Skipped:

* Alternatively, you can also run the following command from the vSphere CLI prompt from Windows machine (not tried):

esxcli.bat --server 192.168.1.135 software vib install -d /var/log/vmware/OM-SrvAdmin-Dell-Web-7.3.0-588_A00.VIB-ESX55i.zip

* Reboot host

esxcli system shutdown reboot -d 10 -r "Install Dell OMSA"

* Check OMSA is installed:

esxcli software vib list|grep OpenManager
 
esxcli software vib list|grep Dell

* Double click OM-SrvAdmin-Dell-Web-WIN-7.4.0-866_A00.exe to unzip content into a temp directory, e.g. C:\prog\OpenManage
* Change directory to C:\prog\OpenManage\windows
* Double click setup.exe
* Select Custom Install

* Select Server Administrator Web Server feature

* Double click Server Administrator icon
* Login ESXi server. Make sure to check the option to ignore certificate warnings.

* Front page:

* Login OMSA
* Take disk offline

* OMSA in a ESXi host
* Dell OpenManage Server Administrator