March 18, 2013
HP Virtual Connect MAC Addresses and WWNs
One of the benefits of using HP Virtual Connect in C-class blade Chassis is the ability to have MAC Addresses…
Category: Networking
March 5, 2013
NAT vs PAT
I often hear Port Address Translation (PAT)referred to as Network Address Translation (NAT). Its a pretty common to hear this…
February 12, 2013
When to use Cat 6a
Oh Noes! I sense lolcats in this post. I’ve been seeing Category 6a cable if a few datacenters recently and…
December 11, 2012
Jumbo Frames
Jumbo frames can be useful to optimize IP networks, especially in storage networking. This post should help to explain why…
September 3, 2012
A Quick Thought on VXLANs
After attending VMworld this year, I decided I needed to try to understand VXLANs a little better. Based off of the…
August 14, 2012
HP Virtual Connect Networks
I gave an overview of how HP blades are mapped to Virtual Connect Interconnect Modules in my last post. https://theithollow.com/2012/08/09/hp-virtual-connect-basics …
August 9, 2012
HP Virtual Connect Basics
HP Virtual Connect is a great way to handle network setup for an HP Blade Chassis. When I first started…
May 8, 2012
NLB in vSphere (Unicast or Multicast)?
Suppose you have multiple virtual machines that you would like to distribute load across that are housed inside of your…
April 18, 2012
Virtual Routing for Bubble Networks
A question often comes up about what to do when you have a segmented virtual network that needs to be…
April 6, 2012
How to Broadcast Across Subnets
Many services such as DHCP or TFTP use broadcast packets to find a particular server. In the case of DHCP,…