Category: IT Hacks and Tricks

On computer filesystems, different files and directories have permissions that specify who and what can read, write, modify and access them. This is important because WordPress may need access to write to files in your wp-content directory to enable certain functions. Continue reading WordPress safe file permissions

As per Microsoft Active Directory architecture, every object (users, groups & computers) in the domain has a unique identifier, known as a SID. These SIDs are unique alphanumeric strings that correspond to a single object in the domain. When you copy a virtual machine directory, the resultant virtual machine has the same SID as the original virtual machine. When you try joining this new virtual machine to the same domain where the original virtual machine is, Active Directory sees two machines with a single SID and warns you that there is a SID conflict.

Windows SID needs to be changed after copying a virtual machine directory Continue reading The name or security ID (SID) of the domain specified is inconsistent with the trust information for that domain

There are several methods to back up and restore a configuration of Cisco routers.

Use a TFTP Server to Backup and Restore a Configuration

This is a step-by-step approach to copy a configuration from a router to a TFTP server, and back to another router. Before you proceed with this method, make sure you have a TFTP server on the network to which you have IP connectivity. Continue reading Cisco configuration backup