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Searching Firewall rules with PowerNSX
There are times when an administrator will need to determine if a specific address or set of address are covered by a Firewall rule. This can occur when provisioning a new workload or troubleshooting connectivity. Example 8-AB below demonstrates finding…
Port Forwarding on VMware Fusion
VMware Fusion hosts my test beds for PowerNSX. This runs on my work laptop which is a 2015 MacBook Pro that has an i7, 16GB, and a 1TB SSD. I access the environment via SSH from my desktop iMac. These…
The impact of coding
I have spent a lot of my time over the last year going from a total novice with programming to actually being comfortable with Powershell. As someone who has come from a CLI networking background I did spent a lot…
Find your exact CPU model on macOS
I recently needed to find out the model of CPU I had in mac. If you look in About This Mac or the relevant system profile you find some basic information. Intel Core i7 3.2 Ghz. No where is there…
VMworld 2016 download links with Curl loop!
Shoutout to William Lam who reversed engineered the VMworld streaming site to find the download links. This simple loop will traverse every URL in the file and download the MP4. Disclaimer: I am terrible at code. There is probably someone…
VMware{code} Hackathon
The VMware code Hackathon was on last night. The inaugural event headed up by Alan Renouf and William Lam saw 6 teams of people hack it out for a few hours to create something cool. Piling into the room there…
Deploy an NSX load balancer for vRA easily
I was chatting to a colleague recently and they were talking about using NSX Edge Gateway for load balancing a distributed install of vRA7. Amongst other things they mentioned that it would be good to consistently deploy a new load…
CLICKBAIT: It does matter how long it is and you won’t believe what he did next
An interesting thing came out of the combobulator that is Twitter. It was about information security and more particularly – passwords. The length of password is far more important than Lets take an example password: #!Fa3)x There are 7 positions…
NSX 6.2 Fundamentals – LiveLessons
I have blogged for a long time as a way of dealing with professional isolation when at a previous employee. When I moved to VMware I enjoyed sharing my experience and what I got up to. There is also a…
Ingress Optimisation with NSX for vSphere
This blog looks to highlight a solution to ingress routing for multi-DC networks and their applications that have location independence using overlay protocols such as VXLAN. It takes advantage of events occurring within the infrastructure and manipulates the network accordingly. This…
AppCatalyst – So simple a networker got it running
AppCatalyst AppCatalyst is a thin hypervisor based on VMware Fusion that is targeted at Developers. Developers who want to use container based deployments on Virtual Machines can user AppCatalyst to deploy their workloads. VMware Photon is a minimal Linux Container Host that…
Resetting Mail.app layout
Resetting Mail.app layout I may be seen as a Masochist but I use Apple’s Mail client for my email. It works more often than not and I have been rather happy with it. Recently I noticed there was something amiss…
Working for a vendor – Part 3
Working for a Vendor – Part 3 I found this gem in my notes – it must have been written in a delirium or after a few wines at the pointy end of the plane. It happened to in the…
VIRL Webinar with yours truly
VIRL Webinar There is an upcoming VIRL webinar hosted by Cisco. VIRL is the learning and simulation platform for networks of all sizes. Education, validating and testing. I have written extensively about it here. This session will cover off the…
Linux and MBPr
The beautiful and wonderfully talented Docker Core member, Jessie ‘FrazelleDazzel’ Frazelle has a wonderfully detailed guide on her blog. It outlines how to install Debian ‘Jessie’ natively on a Macbook Pro retina. It steps through how to approach a clean install…
Felix Alexander Burke
There are points in all our lives that define us. They can be personal or professional. They can be large or small. I had a very large and personal point in my life occur during the week. I welcomed my…
VMware NSX Use Cases – 002
Distributed Firewall – Providing tiered security policy through distributed firewall for Micro segmentation Summary This use case demonstrates the use of NSX’s distributed firewall with the aim to restrict lateral compromise of an application tier. Many internet facing assets are…
Installing VMware NSX – Part 7
So far the topology in this series has a three tier logical application deployed. It also has an Edge Services Gateway connected to the uplink of the logical router with an uplink of its own to the physical infrastructure. The…
Cisco VIRL : Autonetkit
Cisco Virtual Internet Routing Lab (VIRL) is a platform that allows administrators and developers the ability to test changes, new technology, or try new architectures in a safe lab environment. This is a fantastic tool for studying the CCIE. It…
CCIE Study: BGP neighbors
I have been configuring a rather large topology within my GNS3 environment of late and it is composed of many peers. At this stage I had a plethora of peelings up. The diagram below highlights a small subset of a…
Think ‘Cool’ for DevOps Workflow Automation
This post originally appeared on SDN Central. This is a verbatim repost. DevOps practices rely on workflow automation to support evolving software function and programming, especially during the transition into live operations. At the heart of workflow automation lies standardization: the ability to…
Cisco ASAv and ASA 9.2
The other day marked a pretty big security release for Cisco. For a long time the Cisco ASA has been a physical firewall and recently evolved to a Virtual Appliance known as the ASA 1000v. The problem with this Virtual…
Hero culture must die
For a long time I worked in an environment that I thought was great. People were knowledgable when it came to networking and it was my first real step up from a junior role. I learnt a lot about a…
Installing VMware NSX Part 3
So far we have covered off associating NSX manager to vCenter and then deploying the NSX Controllers. Now it is time to prepare the control planes scope and prepare the clusters. It is easy to do and probably the most…