VDBench is a nice tool to see what the performance is of storage. To make life easier HXBench was created. You can see what the performance of your HyperFlex cluster…

When I was living in the Netherlands, I used the FreeStyle Libre as Constant Glucose Monitor (CGM). In the USA this is not covered by my health insurance and I…

Via Intersight it is possible to install HyperFlex and HyperFlex Edge clusters very easy. Now you can also upgrade the ESXi Hypervisor of the HyperFlex cluster via Intersight. Upgrade Hypervisor…

I am not a programmer but sometimes I create some small API integration for HyperFlex that make my life easier. I am writing in Python and I am using PyCharm…

A lot of times testing are done without any load or with a limit amount of used capacity. When I do some test, I like to have the HyperFlex cluster…

With my action cam I am creating some video’s. When I want to upload them with web.whatsapp.com it is not possible due to a 64 Mb file size limitation. There…

Due to the weather in California, for me it was obvious to look for a convertible car. It’s not that I needed a car right away, because I commute every…

When you have a HyperFlex system you must enable the licenses via Smart Licensing. Make sure you have a Smart License Account and a Virtual Account. Configure Smart Licensing for…

Once a year a part of the Netherlands (mostly south) is totally out of business for a couple of days. You can’t reach anybody, shops are closed. Where is everybody…

How do you know when there is a new release of software or you are waiting for a bug fix… It’s possible with the Cisco subscription !   Get Email…

To be honest, I never worked with iSCSI. After some questions, I had a closer look about the protocol. If you don’t have anything to do during a evening, you…

I already created some post where I showed how easy it is to upgrade HyperFlex and how to upgrade ESXi. Wouldn’t it be nice if upgrading HyperFlex, ESXi and UCS…

HyperFlex is getting easier and easier to install, configure and upgrade. In the following post I am going to show you how easy a HyperFlex upgrade is. But first you…

Since the beginning of this year I am living and working in the United States. This relocation from the Netherlands was a big journey. If I am reading some other…

This year I had again the privilege to speak at a Lab and a Breakout session during Cisco Live Barcelona 2020 or CLEUR for short. This was not my first…

With API calls you can configure and monitor HyperFlex. Here is a post about the API Explorer. Things changed. Since HyperFlex 3.5 there is a timeout for the token. Via…

Last year I was thinking about FiveFinger shoes because people were saying it was better for you. Some people would even run on it ! Normal Shoes ? I have…

In HyperFlex connect you can see a lot of information of the system. What vCenter is used, the versions. But what if you just need the UCS Manager where the…

For my birthday my wife gave me a coupon for a tandem parachute jump at http://paracentrumtexel.nl . On a nice Tuesday me and my wife went to Texel. Although I…

InterSight.com is a cloud monitoring and configuration manager for UCS and HyperFlex products. You can not only monitor HyperFlex, but also do a complete installation of HyperFlex via InterSight. When…

For the Cisco Live US 2019 HyperFlex Data Protection Deep Dive breakout, I needed a HyperFlex 4.0 Stretched cluster to show some failures that can be beaten. In this post…

For a long time I had the Garming 620. It’s a nice sportwatch and I wanted something newer. After wearing the Polar M600 for a few months, I decided to…

In HyperFlex 3.5 there are some cool features. See this blog. And there is more ! Some nice enhancements in HyperFlex Connect. This is the interface where you can configure…

The HyperFlex profiler tool is very cool. It shows you some more insight about an environment which you then easily can convert into a new HyperFlex system. Now it’s possible…

As you can see in this post, the installation of HyperFlex is very easy. And how is the installation of HyperFlex Hyper-V ? Well, I finally found out myself and…

Although the HyperFlex 3.5 release is not a major release, there are still a lot of features which are interessting. Here are 5 new features which are very very cool…

Last weekend me and my wife did a beginners course of taxidermy. This doesn’t make me any pro, but at least I know if I like it or not. It’s…

On august 1st I got married and it was an awesome day. Because this wasn’t our first wedding, we wanted to have a nice atmosphere with a lot of fun….

The saterday before my Cisco Live presentation there was a power outage in my lab. I had already for 5 hours no connection to my HyperFlex cluster and I was getting very…

This week I received an Apple HomePod. Very nice if you are an Apple user. Unfortunately I am using Android devices, so there was a challenge for me. What is…

During the easy installation of HyperFlex, you can select the option to create FC Storage during installation. Here’s a link to see if you can install HyperFlex software in 37 minutes….

When I was talking with people that I was going to Cisco Live Orlando to speak for 4 hours, everybody thought : Well, that’s a nice vacation. Being at Cisco…

When you installed a HyperFlex Cluster, VLANs are created at the UCS-Manager and vSwitches of the nodes. But what if you just want to add VLANs to your environment ?…

In HXDP 3.0 some features were added to replication. In a previous post I’d showed you how to configure Replication. See this blog about Replication 2.5. The procedure for the…

In my lab I do a lot of testing, demo’s which includes also an installation of a HyperFlex cluster. If you just do a re-installation of a HyperFlex cluster, you…

Every now and then there are some new versions of software. Not only for Cisco HyperFlex Data Platform, but also for ESXi. It’s not recommended to do an auto update…

Sorry for all the non-dutch people, but the training is only in dutch. Op 28 mei, 18 juli en 12 september 2018 geven we een training voor de nieuwe hyper-converged admins….

I know. No one looses his passwords. Everybody keeps them save in their head or something. But what if you can’t remember the password of the HyperFlex Cluster, but you…

It’s possible that you installed the HyperFlex cluster and register it to a vCenter server and now you want to move it to another vCenter server. There are serveral reasons…

Although Hyper converged solution are often found at customers, FC SAN Switches are still alive and renewed every time ! Cisco got now 2 new san switches which are capable…

With all kind of new features, who don’t want to upgrade to the latest and greatest release of HyperFlex Data Platform. Curious about some features ? Just read this blog…

There it is. Hyperflex Data Platform 3.0 is downloadable via the http://cisco.com/go/software site. More nice features are added to the HyperFlex Data Platform software. Here are some great features in…

On my laptop I am using Virtualbox often. It’s easy and quick. Sometimes you will have to convert a VMWare .ova file into a Hyper-V file. Now you can find…

Sometimes I buy some nice gadgets. And a few days ago I received my device. It’s an internet radio with radio, mediaplayer and DAB Radio. Unfortunally I didn’t have a…

It’s nice that the bandwidth of the servers and the whole UCS system is getting faster and faster. Sometimes you must connect the FI 6332 with all 40 Gb ports…

Yes ! After doing a design clinic in 2010 and presenting Social Miner in 2012, I was lucky to do a technical Seminar in 2018 at CLEUR (Cisco Live Europe)….

Cisco still develops new SAN FC switches with very nice features. The Cisco 9132T is a 32 port 32 Gb FC SAN switch. Because of the size it’s suitable for…

Yeah !!! I am a presenter at Cisco Live Barcelona 2018 TECCOM-1463 : Technical Seminar On mondays there are Technical Seminars which you can follow for an additional fee. This…

There it is : https://intersight.com/ Cool if you know what it is and what it can do. Why  Cisco Intersight? Managing Data center devices can be challenging. We use the applications…

Yes ! On November 12th 2017 I finished my first Marathon in Las Vegas, NV. My time wasn’t fast and this wasn’t my goal. My goal was just to finish…

As you can see in my post My First Marathon, I finished the Las Vegas Marathon 2017. It wasn’t a pleasure walk. It needed preparation and a lot of research…

In may 2016 I started, since the first time in my life, with running. Just to make sure I could make the finish line in september 2016 during a mudmaster…

Every Cisco minded technical guy wants to go to Cisco Live ! In my “early” days being at Cisco Live was for me “THE” event for the whole year !…

There are many cool HX 2.5 features and one of them is native replication. But how do you configure this ? Well. Let’s start. What is Hyperflex replication ? It…

When I installed vCenter appliance in the lab, I didn’t use a NTP server. (I know… STOOPID !!!) So how can you configure it afterwards ? Login to the vCenter…

When you’re done with the installation of Hyperflex, there are still some steps left. You can configure it manually, but you can also use an automated script. Just go to…

Right now you can download the Hyperflex Data Platform software at CCO. www.cisco.com/go/software There are some cool features in Cisco Hyperflex 2.5 which makes the product better then the best…

Welcome to Shufflehound Lab1. This is your first post. Edit or delete it, then start blogging!

Right now I am running for about one year which isn’t long yet. So I don’t have a lot of experience. The only experience I got is how my body…

As you know I wrote some blog about Cisco Hyperflex. To make a search easier, here are my links to the blog posts. Hyperflex Links : Really ? 37 Minutes…

API’s are hot ! You can automate almost anything you like. If you want to automate Hyperflex you can use UCS Director (See this blog) or you can write something…

Do you have a hard time to discover your workload ? What are you running and what resources does it need from your VMWare environment. Stop counting manually ! Use…

My Garmin ForeRunner 620 got a lot of nice features and one of them is the Virtual Partner. Although my intension was to run my last 6k on a quicker…

Because I am living in The Netherlands, the metric system is what I know. I hope to run the Marathon of Las Vegas in 2017 and there everything is in…

Blogging is fun ! My personal words on the internet and anyone can read those. Twitter is a good medium to spread the word and there are other social media…

Since a time I am running with a Garmin 620 sportwatch. It should be capable to predict your time on different distances. Race Predictor : Is it possible ? My…

For my physical security I got a small PC with ESXi running on it. Now I needed more HDD space and I wanted to solve this with adding a USB…

When you have a Cisco Hyperflex cluster and you have enough storage, but you need more CPU or memory, it’s possible to expand the cluster with a compute node only….

After installing ESXi on a SD-Card I received the error message : What is the solution for this issue ? First I got to see how the local datastore is…

To stabalize my sugarlevels, I am eating not much carbs. Now I do love pancakes, but they are filled with carbs. Here’s a recipe with less carbs ! Eggs and…

Last year Hyperflex just got one configuration. Right now there are multiple different Hyperflex clusters, with their own limitations. I just updated my Hyperflex Sizing Tool on calculating # Capacity Nodes….

Right now I got the FreeStyle Libre for a week and although there are some things for improvement, I really like it. Why use it ? As you may know…

Cisco Hyperflex is getting more and more new features. Right now you can download the HX Data Platform 2.1(1b) software on the cisco.com/go/software site. What are the best features of…

My diabetes wasn’t stable all the time and I knew when I was sporting, the results were way better. That’s why I did the Mud Masters 2016 in Biddinghuizen. Of…

What if you are a company with lots of branch offices and those offices are to small for a Cisco Hyperflex cluster. Or you are just a small company who…

I want graphs ! Right now I got 5700 Watt of Solar Power on my roof. See my blog about : Off Grid in the Netherlands and Why 2nd hand solar panels…

Why would you install vCenter on a laptop ? When installing Hyperflex vCenter is mandatory. When you only got Hyperflex nodes, you can have the chicken or the egg story…

Running is what I like. Not convert speed to pace to miles to km…. Running on speed. Although I am a beginner, preparation is what counts. So I got some…

Everybody can upgrade a Hyperflex cluster ! Changes in Hyperflex 2.0(1a) To have the Hyperflex All Flash working, you will need the Hyperflex 2.0 Data platform. With a hybrid solution…

Nature is what I like and Solar Panels are my fun ! 5760 Watt is it enough ? 4 years ago I started with solar panels. Because the new ones…

I only drink 100% agave tequila. Why ?   Tequila got Alcohol. Is it bad ? First of all : Alcohol is not good for your body. That is the…

Don’t be afraid. Just prepare yourself and try it.  Why Hiking Boundary Peak ? In 2012 I made it to the summit of Boundary Peak. The highest peak in Nevada. But…

More capacity or higher availability. That is the Hyperflex Replication Factor Question. Hyperflex Replication Factor ? A replication factor (RF) is the number of copies that the Hyperflex system writes…

If I can do it, everybody can do it ! Step 1 : Get information Do you have a dream that you want to become CCIE Certified ? You’re at…

10 steps to become CCIE Certified If I can do it, everybody can do it ! Step 1 : Get information Do you have a dream that you want to…

Step 2 : Written To become a CCIE you must pass for a written exam before you can schedule a lab. When you pass both written and lab you will…

Step 3 : Read Right now you passed the ccie written and you are able to set a date for your lab exam. Although you already read a lot for…

Step 4 : Schedule When you got a date of your ccie lab exam, you can schedule your personally agenda for reading and practicing.  When you make a schedule, be…

Step 5 : Find study partners You can do your journey by yourself and it is doable but when you have a companion, you will experience that the journey is…

Step 6 : Practice Although it is possible that you have some hands-on experience due to your job, the main focus should be practice, practice, practice. One time during a…

Step 7 : Strategy You are at the ccie lab exam and it is time to start. What will you do ? Just start with configuring the routers ? Or…

Step 8 : Make mistakes Did I ever had an environment that was the same as the CCIE lab? No way! I was not even close. During the Voice lab,…

Step 9 : Speed Now you know everything for becoming a CCIE. Theoretically and how to configure it. Now it is time to practice on speed. Remember that you have…

Step 10 : Pass The last step is 8 hours and it is the hardest to do. Pass the lab is the last step to become CCIE! You work so…

I have a dream…. Which manager wasn’t dreaming about your IT sitting on a beach and the Data center would be completed automated without any human errors ? I believe this…

Hyperflex is a Hyper Converged Infrastructure solution and now Cisco announced the next gen of it ! Hyperflex with ALL FLASH. Features All the best features of the hybrid Hyperflex…

Please visit : Cisco Live Las Vegas 2017 Page Once I was a presenter at Cisco Live London 2012. Click the link for my bio and presentation. And I did also some…

This page is in Dutch because the RVO subsidy is only for the Netherlands ! Return on Investment van een Zonneboiler Het belangrijkste om uit te rekenen hoesnel je een…

Factory Reset of a Fabric Interconnect To do a factory reset you will have to SSH into the FI’s. FI-Hyperflex-A# connect local-mgmt Cisco Nexus Operating System (NX-OS) Software TAC support:…

Backup only one directory At the post : Backup Raspberry Pi  you could see how I automated the creation of an SD Card image and put it in a safe…

It’s easy when you’re prepared ! Last Sunday it was my first 5K run and I am proud ! I was prepared and it wasn’t too hard for me. My…

Let’s break the Hyperflex system ! In the lab there is a 5 node Hyperflex cluster up and running. Everything is healthy and the system is almost for 60% filled,…

Auto Healing ! Hyperflex is cool and I really like this feature. Not only on Powerpoint, but also how it’s working. You have to ask yourself : How can a…

Is your Hyperflex system failing ? Powerpoints are nice selling tools, and I like to test all kinda things before I believe it ! So why not test a healthy…

Cisco UCS Rack servers are more than pizzaboxes ! The most common servers do have the same CPU (intel), common memory and common HDD or SDD. So why would you…

May 2007 : Diagnose Diabetes ! When I was 35 years old, the doctor at a hospital told me I am a diabetic ! Not type 1 or type 2,…

HELP : Treadmill is slippery ! Although Joost likes running outside, he bought a second hand treadmill for indoor running. This time he don’t have any excuse to not to…

Expanding Cisco Hyperflex 1.8 Cluster Expanding a Cisco Hyperflex cluster (Hyper Converged Infrastructure) with a Cisco HX Server is very, very easy ! Make sure that you export the JSON…

Hyperflex 1.8.1c installation Cisco Hyperflex Hyper converged (HCI) solution is getting easier and easier ! Before installing the only thing you will have to do is to download the Hyperflex…

Hiking with diabetes Who am I ? For a several years I got diabetes and the last 4 years I even got a insulin pump. Hiking is something I really…

No more production quota for isoglucose in Europe ! Yesterday I heard on the radio that Europe won’t have any quota anymore for isoglucose. Because I do have diabetes, I…

Password Reset This time I didn’t forget a password. I just got a Cisco UCS Fabric Interconnect without any credentials. Here is the procedure to reset it : Connect the…

Costs of washing clothes There are a lot of parameters and for each person they are different. The first question is : Can we calculate what the costs are of…

Why dCloud ? Is there anything nicer to see and feel a product ? Cisco got dcloud.cisco.com where a lot of labs are provided for Cisco employees and partners. Collaboration,…

UCS Director It’s an automation tool. Not only for Cisco UCS servers, but also for networking, hypervisors and storage. Today I wanted to automate our FlashStack which contains storage of…

Move to Windows 10 In the early days I started with windows 3.11. And a lot of things changed. Not only in windows, but also the business laptops. For 3…

I am CCSI #35056 When you got a Cisco CCSI number, you are an official Cisco Certified Systems Instructor. Several years ago I passed my CCSI exam and now I…

Recept Pommes Duchesses Af en toe is het leuk om gewoon een recept te proberen dat in een boekje van de supermarkt staat. Mocht het dan aanslaan, dan bewaren we…

When are you Happy ? “You can’t buy happiness” a lot of people said. Some science article prove otherwise. Personally I think when you got a little bit more money,…

Why Raspberry Pi ? About a year ago I received an Raspberry Pi model 2b to learn programming. It’s a small “computer” with a lot of interfaces. Not only network,…

Off Grid. What is it ? At Discovery channel we see a lot of documentaries about people who are living off grip. No power from any company. Harvest their own…

Virtualbox could not start image again. For installation of a Cisco Hyperflex system I am using Virtualbox on my laptop for the image. This is working perferct! During a devnet…

Is the NVMe market growing ? According to IDC the NVME market is growing very fast in the next 3 years. SATA and SAS drives (Spinning disk and SSD) will…

Automate Hyperflex with UCS Director 6.0 ! The software is available on the Cisco web site : www.cisco.com/go/software In a short video I will show you a working setup with…

Configuring the FI / UCS Manager This week I went to a customer to install Hyperflex HX240 cluster with 4 nodes. Everything was already racked and stacked. The first step is…

Fitness Trackers : Why ? Don’t get me wrong. I like gadgets. And this week I was thinking of buying a smartwatch/ fitness tracker device. But I didn’t. In my hand…

What is a Business Casual dress code? Okay. I’ve got a company party and the dress code is : Business Casual. So I looked it up internally, but there was never…

  YOU CAN FIND MY PERSONAL CALCULATOR AT : http://bit.ly/HyperflexSizingTool If you know how to size your Cisco Hyperflex system, it’s not that hard! What is the formula ? (((Disksize…

Morbi non nulla consequat, dictum massa nec, euismod sapien. Duis sit amet euismod massa. Vivamus luctus tincidunt metus, ut condimentum ligula molestie sit amet. Nullam pulvinar ultrices lorem in rutrum….

Mauris sed dolor in massa maximus mattis id at velit. Morbi molestie nisl hendrerit eleifend commodo. Vivamus porttitor, urna et sollicitudin dapibus, odio urna ultricies urna, a eleifend felis fel

I passed my CCIE Voice lab in feb 5th 2008. In 2014 Cisco changed the CCIE Voice into CCIE Collaboration, which was a logical step for them to do. Before…

Well. Right now I don’t have any problem that my storage can’t keep up with my internetconnection. And that has to do with my very slow internetconnection : Hopefully I…

With UCS Director you can easily automate your Data center. Not only the Cisco devices, but also third party devices like the EMC VNX 5500. But when I tried to…

I got a mac book of almost 3 years old…. And I had today a problem that my mac didn’t charge itself ! Sometime the light was green and most of…

Raspberry Pi Apache Error I am trying to make some homemade domotica and I tested everything on my mac. That was working, but when I transfered everything to the Raspberry…

It’s something I didn’t do in many many years, that’s why I create this post. Just for me to find all the information for the next time when I will…

I wanted to see what happens when you configure egress Qos with SRR. To accomplish this, I create a policy-map which set the DSCP 40 for WWW traffic. ip access-list…

So you got a Publisher and a Subscriber. And how do you know that they are on the same page ? Is the DB Replication working correctly ? To verify…

The installation of Video Surveillance Operations Manager (VSOM) is very easy. You can use the OVF for VMWare. How are you gonna add some extra harddisk space when you need…

We all need storage and we need a lot! Back in the early days I started with WordPerfect 4.0 (1984). If you typed “Hello World!” it was about 80 bytes….

Here are some flows of a SIP & SCCP phone call. My purpose was to see is it really only digit-by-digit dialing even when the phone is on hook. SCCP…

Here are some thing that is nice to know. Of course check the blueprint to see what is recommended reading. Cisco Unified IP Phone Firmware Distribution Methods Table 1. Summary…

We got a demo unit of Simplivity and some documentation, but unfortunally that documentation isn’t very clear. Maybe the docs at the site are good, but I don’t have access…

Currently I am studying for the CCIE Collaboration written to re-certify my CCIE. It was a long time since I worked with the translation rules, so here’s some nice stuff…

When you get the error message : after you hit the Launch UCS CIMC KVM console link make sure that your DNS is working properly ! When my DNS server…

Dev-ops are cool ! So you wanne be cool. Learn the following nice features with Open NX-OS for the Nexus 9000: What can you do when you login with a…

Sometime you know the default passwords and sometimes you don’t…. This time I forget it and I had to read the manual… Yuk! 🙂 VSMC : localadmin / secur4u VSOM…

Hyper-converged systems are hot, but what is it ? In short : It’s a server where you run VMWare vsphere and you’re using local storage for your NAS/SAN with some…

When I wanted to create a new virtual machine, I got an error at the HD part and I was unable to create a HD larger then 16 Gb in…

UCP, vSpex, VersaStack, OmniStack, FlashStack and the list is going on and on. So many Converged Infrastructures and/or hyper-converged solutions. All based with Cisco Networking and Cisco UCS. But what…

Yes, I like the Cisco MDS Switches. Right now they got the perfect portfolio for every customer with SAN Switches. Including you ! Just have a peek at the TOP…

Right now I am testing an UCS Director system with some workflows and some nice API’s. Ofcourse not everything is going smooth. And right now I hit the problem that…

Since July 2015 Cisco is shipping the MDS 93962S. And there is also the Brocade 6520 with very nice performance. The specsheets are almost the same and Brocade switch got…

Are you looking for good hardware for your SDS Solution ? Cisco got a nice server with a max of 60 HDDs! Yes, Cisco already got the C3160. It’s almost…

I got my MAC for over 2 years right now and I was sick and tired of copy and then delete a file in finder. I didn’t see the move…

Cisco changed the UCS Emulator a little bit with the current 2.2.5a and 3.0 mini emulator. There is no config user anymore ! What if you want to have a…

Sometime you download a VMWare image which is .ova. Most of the times this is for a workstation. You can use vmware tools to convert it to a .ovf, but…

Once I started connecting two commodore 64 with the serial interface. And now we got 100G networks ! Such a wonderful world. Here are just some of the 100G devices/modules that…

Today Cisco release the new NX-OS 7.2.0(D1) for the Nexus 7K with some nice features. Before I show the Top 10 of feature, you can download the image via : bit.ly/1RfHxY5…

Vandaag was het dan zover. Samen met Yvonne Truijens de eerste regionale bijeenkomst van ouderkracht voor ‘t kind georganiseerd. Met een opkomst van 30 personen werd het een goed bezochte…

Thuiszitters zijn “Leerlingen die ingeschreven zijn op school, maar langer dan 4 weken thuiszitten.” Begin 2014 waren er volgens het SWV Kop van Noord-Holland er 25 thuiszitters in de regio,…

When I tried to open the Cisco UCS CIMC of the server with firefox I got the error message : Received a malformed Server Key Exchange handshake message. (Error code:…

Software Defined Networking (SDN), Software Defined Data Centers (SDDC), Software Defined Storage (SDS). A lot of buzz words and is it really something new ? Let’s focus on SDN. What…

Ergens in Drenthe had ik wel eens een boerenpatatje op. Uiteraard zocht ik een recept op internet, maar echt gemakkeljik was het niet. Onderstaande recept is niet hetzelfde als bij…

It’s time to renew my CCIE again. This time I am gonna do it with the Collaboration written exam. It’s more then 7 year ago that I passed my CCIE…

Today Cisco announed the new MDS 9396S. It’s a storage switch. Not a leaf switch for ACI like the Cisco 9396PX/9396TX. So please don’t confuse those type of switches. The…

Cisco got different kind of Nexus 7k devices. Why a Cisco Nexus 7702 with only one supervisor and the possibility for 1 blade ? In a good Data Center design…

When I wanted to change the ip address of the Cisco 3520 camera I did get : With chrome, safari, firefox and IE I saw the same. How can I…

We accept that our smartphone, tablet, laptops and computers are connect to the internet. You think that *maybe* somewhere in the future Internet of Everything will exists ? WRONG !…

Ik ga voor Fiber to the Home! In 1991 ben ik begonnen met een Bulletin Board System met een snelheid van 14.4K. Dit ging nog over de analoge telefoonlijn. De snelheden…

Ondanks dat ik diabetes heb, wil ik ook wel eens lekker apart eten. Een patatje Amerikaanse stijl !  Hieronder het recept van : Friet, Kaas & Bacon. Bacon is moeilijk…

Op 22 april 2015 heeft Zembla een uitzending uitgezonden over thuiszitters. http://zembla.vara.nl/seizoenen/2015/afleveringen/22-04-2015 In deze uitzending zat ik ook samen met mijn zoon! We zijn al langer dan een jaar bezig…

Right now a lot of Nexus 9K’s are sold by Cisco. Customers are using the NX-OS mode first and then they want to upgrade in the future. But there is…

I wanted to have a bitnami virtual appliance in my vSphere environment. Of course I was using the documentations and there was : If you want to run on VMware…

Ofcourse I can”t remember all my old passwords, so I have to do a password recovery for a Cisco switch. Just hold the mode button and poweron the switch. After…

Identify iSCSI traffic : class-map type qos class-iscsi match protocol iscsi match cos 4 class-map type queuing class-iscsi match qos-group 4 policy-map type qos iscsi-in-policy class type qos class-fcoe set…

The nexus portfolio is very compleet and there are some overlaps regarding the devices and features. A lot of people is asking when do the positioning a certain Nexus switch….

As I already told you, the setup of the second FI is very easy :

The initialsetup of a Fabric Interconnect is very easy. Just connect the consolecable and the follow the instruction. Configuring Fabric Interconnect B is even more easier when there is a…

Sometimes you want to test things, just to make sure you understand it, before you implement it in real life. But what if you don’t have access to routers. Some…

I started in 2006 with preparing myself for CCIE. And now I am tripple CCIE for 2 years already. CCIE #19958 Voice, Wireless & Data Center.

vPC / CFS Do not enter the no cfs eth distribute or the no cfs distribute command. You must enable CFSoE for… View Post

I wanted to have a disjoint L2 network at the UCS, but I noticed the following on the interface : interface Ethernet1/2 description U: Uplink pinning border switchport mode trunk…