Category: Troubleshooting

NSX-v Host Preparation

TweetThe information in this post is based on my NSX Professional experience in the field and from a lecture by Kevin Barrass, a NSX solution architect. Thanks toTiran Efrat for reviewing this post. Host preparation overview Host preparation is the

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Asymmetric routing with ECMP and Edge Firewall Enabled

TweetWhat is Asymmetric Routing? In Asymmetric routing, a packet traverses from a source to a destination in one path and takes a different path when it returns to the source. Start from version 6.1 NSX Edge can work with ECMP

Posted in Design, Edge, Firewall, Troubleshooting

NSX-v Troubleshooting L2 Connectivity

TweetIn this blog post we describe the methodology to troubleshoot L2 connectivity within the same Logical switch L2 segment. Some of the steps here can and should be done via NSX GUI,vRealize Operations Manager 6.0 and vRealize Log Insight,  so see it like

Posted in Controller, Install, Troubleshooting Tagged with: ,

NSX-V IP Discovery

TweetThanks to Dimitri Desmidt for feedbacks. IP discovery Allow NSX to suppress the ARP message over the logical switch. To understand why we need IP Discovery and how its work we need some background regard ARP. What is ARP (Address

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NSX-V Edge NAT

TweetThanks to Francis Guillier Max Ardica and Tiran Efrat of the overview and feedback. One of the most important NSX Edge features is NAT. With NAT (Network Address Translation) we can change the Source or Destination IP addresses and TCP/UDP

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NSX-V Troubleshooting registration to vCenter

TweetIn the current NSX software release, the NSX Manager is tightly connected to the vCenter server in a 1:1 relationship. During the process of coupling the NSX Manager to vCenter we have two different initial steps: the configuration of “Lookup

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Troubleshooting NSX-V Controller

TweetOverview The Controller cluster in the NSX platform is the control plane component that is responsible in managing the switching and routing modules in the hypervisors. The use of controller cluster in managing VXLAN based logical switches eliminates the need

Posted in Controller, Troubleshooting Tagged with: , ,

NSX L2 Bridging

TweetOverview This next overview of L2 Bridging  was taken from great work of Max Ardica and Nimish Desai in the official NSX Design Guide: There are several circumstances where it may be required to establish L2 communication between virtual and physical

Posted in Bridge, DLR, Install, Troubleshooting Tagged with:

NSX Role Based Access Control

TweetOne of the most challenging problems in managing large networks is the complexity of security administration. “Role-based access control (RBAC) is a method of regulating access to computer or network resources based on the roles of individual users within an

Posted in Firewall, Install, Manager, Troubleshooting Tagged with: ,

VMware NSX Edge Scale Out with Equal-Cost Multi-Path Routing

TweetThis post was written by Roie Ben Haim and Max Ardica, with a special thanks to Jerome Catrouillet, Michael Haines, Tiran Efrat and Ofir Nissim for their valuable input The modern data center design is changing, following a shift in

Posted in Design, Edge, NSX 6.1, Troubleshooting Tagged with: ,