5. What is Network functions Virtualisation?
Classical Network Appliance
Approach
Session Border
Controller
Message Acceleration
Router
BRAS
CDN
DPI Firewall
WAN
Tester/QoE
monitor
Radio Network
Controller
Carrier
Grade NAT
SGSN/GGSN PE Router
Independent
Software
Vendors
Orchestrated,
automatic &
remote install.
Standard High Volume Servers
Standard High Volume Storage
Fragmented non-commodity hardware.
Physical install per appliance per site.
Hardware development large barrier to entry for
new vendors constraining innovation &
Standard High Volume Switches
competition. Network functions Virtualisation
Approach
Adding Machine Typewriter Printing Press
Competitive &
Innovative
Ecosystem
Net Apps Store
Bronze NfV
Gold NfV