Last week VMware has silently removed the download for the latest version of VMware NSX. Today the Support Insider blog, which is a great resource for first-hand field experience, reported that the NSX for vSphere 6.2.3 release has been officially pulled.

Distributed Firewall Issue in NSX 6.2.3 (Virtual machines with Distributed Firewall (DFW) and Security Groups (SG) configured may encounter traffic disruption after a vMotion followed by changes to configuration of the Global Address Sets in the SG referenced for that virtual machine)

DFW rules using SG not correctly being applied to VMs (KB2146227)

(Virtual machines with Distributed Firewall (DFW) and Security Groups (SG) configured may encounter traffic disruption after a vMotion followed by changes to configuration of the Global Address Sets in the SG referenced for that virtual machine) DFW rules using SG not correctly being applied to VMs (KB2146227) ARP Issues with Windows VMs in NSX 6.2.x (When the pMAC of DLR is the MAC address in the default gateway instead of generic DLR MAC address, windows virtual machines loose network connectivity)

Virtual machines lose network connectivity in NSX 6.2.x (2146293)

VMware recommends to suspend updates until the replacement for NSX 6.2.3 is released.