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Building a Nested VMware Cloud Foundation Lab: Part 6 – Install ESXi on the...
If you followed the instructions in Part 5 – Create the Nested ESXi Virtual Machines you should be able to power-on each virtual machine and the installation of ESXi should begin. Its important to...
View ArticleBuilding a Nested VMware Cloud Foundation Lab: Part 7 – Configure DNS
VMware Cloud Foundation 3.0 requires an External DNS server. In my lab environment I have a Windows Server 2012 R2 virtual machine that I use a a DNS Server. If you are only planning on deploying the...
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Failed to mount NFS datastore vSphere 6.7 Error Message
I recently changed the IP Address of a QNAP TS-231 NAS Appliance that I was using to mount .ISO files to virtual machines. I disconnected all virtual machines from the datastore (SharedISO) and then...
View ArticleDeploy VMware Cloud Foundation Cloudbuilder VM with VMware OVF Tool
Download the VMware Cloud Foundation Cloudbuilder .ova file to the machine you will execute the OVF Tool from. Here is a sample of the command I used: ./ovftool --acceptAllEulas -dm=thin -ds="NVMe-m01"...
View ArticleChange the Default Gateway of Cloud Builder VM
Recently I deployed a new Cloud Foundation Cloud Builder VM, after the deployment I was unable to ping it from my laptop. I logged into the direct-console and verified the IP Address using the...
View ArticleDisk Space Requirements for NSX-v Based VI Workload Domain in Cloud...
If you are creating a new NSX-v based VI Workload Domain you will need a minimum of 120GB of disk space in the Capacity Tier for your vSAN cluster. In my lab environment I use 30GB capacity disks for...
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QNAP TS-251 VAAI 10G Performance Test
The interesting finding was that when using a 10G NIC there wasn’t a significant reduction in the amount of time it took to clone the VM. VAAI OFF VAAI ON Start Time 11:00:28 4:26:37 End Time 11:59:47...
View ArticleRecover Cisco Catalyst 2960-CG Series Switch SYST FLASHING
I recently was unable to boot a Cisco Catalyst 2960-CG Series Compact Switch (WS-C2960CG-8TC-L v03). The IOS image would hang during loading causing the SYST light to flash constantly. To complicate...
View ArticleConnecting Cisco Catalyst 2960-CG and C3560-CX Series Switches
I currently have a Cisco Catalyst C3560-CX Series switch (WS-C3560CX-8XPD-S) in my lab environment. C3560-CG is a compact switch and only has eight (8) ethernet ports. I recently purchased four new...
View ArticleUnable to negotiate with IP Address port 22: no matching cipher found error...
Recently attempted to open an ssh session from my MacBook Pro with macOS Big Sur to a Cisco Catalyst WS-C2960CG-8TC compact switch running Cisco IOS 15.0 and received the following error message:...
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