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Dwayne Sinclair
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There is a not so nice feature in vSphere 6.5 which makes VSAN explicitly dependent on vCenter. Fixed in the latest update of vSphere/vCenter, but just be aware of the following steps before bouncing vCenter for maintenance or upgrade…
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Vibs are kernel modules which make up the various capabilities of the VMware vSphere ESXi hypervisor. When building vSphere ESXi Servers, hardware vendors assist by providing ISO images that include hardware monitoring vibs together with common storage…
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Spoofguard is a feature of NSX that provides administrative control of IP and Mac address assignment for VM’s. The two benefits of Spoofguard are to (1) control virtual machine access to virtual network switches, and (2) protect against unauthorized…
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Network Virtualization and the addition of an overlay networking technology (VXLAN, STT, GRE, Geneve), to the data center requires some consideration of what MTU to use for overlay transport. VMware NSX recommends an MTU of 100 bytes greater than the…
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Just a quick post to make reference to RFC 6598 and the IANA reserved address space 100.64.0.0/10 which spans 10.64.0.0 – 10.127.255.255. https://tools.ietf.org/html/rfc6598 As detailed in the RFC description, it is intended for use on Service Provider…
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Network virtualization uses an encapsulation technology for the overlay network. Common encapsulation technologies include GRE, VXLAN, STT, and a promising new technology called Geneve. Today, we will focus on Stateless Transport Tunnel (STT) and some of…
STT Review |
STT Review |
beyondcli.com
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With the growth of network virtualization, it’s time to take a look back at Intel Data Plane Development Kit (DPDK). DPDK provides optimized Packet Processing on Intel® Architectures. The following homepage and document from Intel® details DPDK…
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A great blog post from Bruce Davie which details accomplishments over the last year, expanding reach in 2016, and predictions beyond… Enjoy! https://blogs.vmware.com/cto/network-virtualization-2016-predictions/
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NSX-vSphere Micro Segmentation Review NSX for vSphere has a compelling use case around Micro Segmentation – The ability to orchestrate the provisioning of new Layer 2 and Layer 3 application networks via API in a matter of seconds using VXLAN as the…
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An NSX installation requires vSphere Update Manager (VUM) to facilitate the deployment of VIB modules to the Hypervisors. In environments where VUM is not deployed, the following KB article details how to bypass VUM and use VMware ESXI Agent Manager…
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