Softwire Hub

1
Softwire Hub SpokeNetwork Topology -
Deployment Scenario -

• Carl Williams
• Shu Yamamoto
• Hidetoshi Yokota
• KDDI Input

2
Softwire Hub SpokeHome deployment case 1
Prefix annoucement and IPv6 packet routing
CPE v6
X
PE v6
Other ISP CPE v4
Other Access PE v4
Softwire Initiator
Y
Softwire
Softwire Concentrator
ISP IPv6 Backbone
IPv4
NAT
Z
Clients with private IPv4 address (Dynamic)
Home Network
3
Softwire Hub SpokeRoaming deployment case 1
X
PE v6
Other Access PE v4
Hotspot Gateway
IPv6 IMS
Y
Softwire Concentrator
ISP IPv6 Backbone
IPv4
Softwire
NAT
NAT
Z
Mutual Authentication
Softwire Initiator
Clients with private IPv4 address
IPv4 HotSpot