You can deploy VMware Integrated OpenStack with either VDS- or NSX-based networking. The following table shows the differences between the two modalities.

Supported Feature

VDS Mode

NSX Mode

Provider Networks leveraging VLANs

Yes

Yes

API/Management Plane High Availability

Yes

Yes

DC-Wide Control Plane Scale

Limited

High

Layer 3/NAT High Availability & Scale

No

Yes

Neutron feature set :

Private Logical Network Identifier Independent of VLANs

Highly Available DHCP Service

Security Groups

Metadata Service Integration & Support

L3 (centralized, distributed)

NAT & Floating IP Support

No

Yes

Enterprise Features

Micro-segmentation with line-rate Stateful distributed firewall

Provider-side security via Service Insertion

In-kernel distributed routing

No

Yes

vRealize Operations & Log Insight Content Packs

No

Yes