How to create one user with ‘operator’ skills in vSphere 4.x

These are the steps to create one user with operator skills in vSphere 4.x. This operator user will be able to power on, suspend or power off virtual machines, mount CDs, make snapshots, but it shall not change virtual machine’s settings, and only in virtual machines it will be authorized.

Using DynDNS in Juniper SSG devices

Juniper SSG devices behaviour when configuring dynamic DNS is sometimes frustrating. There is not enough useful information on how to configure on certain circumstances. So I’ll try to give some tips that could help you if you are near to throw in the towel.