By default vSphere does not provide client for Linux or OS X. You need to use Windows system to manage your VMware ESX server. However, it does provides vSphere Web Access which allows you to organize and share virtual machines using web browser. If you try to access vSphere Web Access you may get an error which read as follows:
503 Service Unavailable
You can fix this problem as follows.
I’ve already written about Linux process accounting under Linux ( see how to keep a detailed audit trail of what’s being done on your Linux systems). You can easily setup process accounting under FreeBSD. This tutorial expalins how to enable and utilizing FreeBSD process accounting including many other useful options are explained to keep track of system resources used, and their allocation among users.
CentOS Linux 5.2 has been released and available for immediate update via yum command. You can also download DVD / ISO images.
It was discovered that Cacti, a systems and services monitoring frontend, performed insufficient input sanitising, leading to cross site scripting and SQL injection being possible.
FreeBSD – Some vulnerabilities have been reported in phpMyAdmin, which can be exploited by malicious people to conduct cross-site scripting attacks.