December 2019

You are browsing the site archives for December 2019.

Like any other firewall the NSX-T Distributed Firewall (DFW) consumes memory and CPU. Unlike other firewalls the DFW’s resource consumption is distributed, taking place on the transport nodes where the workloads it protects reside. Memory allocation An ESXi transport node allocates a fixed amount of memory for the different DFW components. The amount of memory…

Read more NSX-T Distributed Firewall Threshold Monitoring

After receiving a couple questions about the NSX-T firewall policy locking feature, I decided to write a short blog post about it. The purpose of locking a firewall policy The easy part first. As explained in the official NSX-T documentation we lock a firewall policy to prevent multiple users from editing the same section. Locks…

Read more Locking NSX-T Firewall Policies

With every new release of NSX-T interesting features are added to the platform. Take failure domain for example. Introduced in version 2.5, failure domain adds another layer of protection for the centralized services running on Tier-1 Gateways. It basically facilitates a rack aware placement mechanism for the Tier-1 service router (SR) components. In today’s article…

Read more Tier-1 Failure Domain