NetVirt is a network virtualization solution that includes the following components as well as others: Open vSwitch based virtualization for software switches, Hardware VTEP for hardware switches, Service Function Chaining support within a virtualized environment, support for OVS and DPDK-accelerated OVS data paths, L3VPN (BGPVPN), EVPN, ELAN, distributed L2 and L3, NAT and Floating IPs, IPv6, Security Groups, MAC and IP learning.

Major Features Delivered in Fluorine
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Subnet Routing for hidden IPv6 addresses
Controller punt protection
Retain Elected Napt Switch After Upgrade for SNAT
Subnet Routing for hidden IPv6 addresses
OVS Based NA Responder for IPv6 default Gateway
VPN Robustness

Quality Improvements
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Considerable increase in CSIT coverage and reliability
CSIT cleanup to make tests more reliable
Include more scenarios in CSIT: external networks, PNF's, IPv6, SNAT, L3VPNs
General code cleanup
Adopt better transaction handling patterns
Memory leak cleanup
Better exception handling