Most modern switches include the ability to use SSH as a remote communications protocol. Here we will enable that functionality and disable telnet on the Dell Powerconnect 5548 switches. Enable SSH In order to enable SSH we need to generate the keys which will be used by SSH to encrypt…
Dell Powerconnect 6200: Enable SSH and Disable Telnet
Most modern switches include the ability to use SSH as a remote communications protocol. Here we will enable that functionality and disable telnet on the Dell Powerconnect 6248 switches. Enable SSH In order to enable SSH we need to generate the keys which will be used by SSH to encrypt…
Media Management: Rename JPG Images Based on Metadata
I have been doing a bit of cleanup around my home file server, and have noticed that while I have a really beautiful collections of family photographs there is no logical organization around these photos. I have many duplicates names, which would collide in the event of trying to merge…
Adventures in ZFS: Deletion of a Recursive Snapshot Set
Quite often I will find it necessary to create a recursive snapshot over a large number of ZFS file systems. In this case, I find that frequently have little long term need for them, and need a quick and easy way of disposing of the snapshots created without spending large…
Oracle Linux 6: Create an OCFS2 Cluster and Filesystem
Today we are going to go through the process of creating a clustered file system on a pair of Oracle Linux 6.3 nodes. This exercise is not very resource intensive. I am using two VMs each with 1GB of RAM a single CPU and a shared virtual disk file in…