Справочник Пользователя для ZyXEL Communications Corporation VMG1312T10C
Chapter 5 WAN Setup
VMG1312-T10C User’s Guide
37
network can also use IPv4 services. The Device uses it’s configured IPv4 WAN IP to route IPv4
traffic to the IPv4 Internet.
traffic to the IPv4 Internet.
Figure 17
IPv6 Rapid Deployment
Dual Stack Lite
Use Dual Stack Lite when local network computers use IPv4 and the ISP has an IPv6 network.
When the Device has an IPv6 WAN address and you set IPv6/IPv4 Dual Stack to IPv6, you can
enable Dual Stack Lite to use IPv4 computers and services.
When the Device has an IPv6 WAN address and you set IPv6/IPv4 Dual Stack to IPv6, you can
enable Dual Stack Lite to use IPv4 computers and services.
The Device tunnels IPv4 packets inside IPv6 encapsulation packets to the ISP’s Address Family
Transition Router (AFTR in the graphic) to connect to the IPv4 Internet. The local network can also
use IPv6 services. The VDSL Router uses it’s configured IPv6 WAN IP to route IPv6 traffic to the
IPv6 Internet.
Transition Router (AFTR in the graphic) to connect to the IPv4 Internet. The local network can also
use IPv6 services. The VDSL Router uses it’s configured IPv6 WAN IP to route IPv6 traffic to the
IPv6 Internet.
Figure 18
Dual Stack Lite
3G
3G (Third Generation) is a digital, packet-switched wireless technology. Bandwidth usage is
optimized as multiple users share the same channel and bandwidth is only allocated to users when
optimized as multiple users share the same channel and bandwidth is only allocated to users when
ISP (IPv4)
IPv6 Internet
IPv4
IPv6
BR
IPv6 in IPv4
IPv4 Internet
IPv4
+
LAN
- IPv6
- IPv4
- IPv4
WAN
- IPv4
- IPv6 in IPv4
- IPv6 in IPv4
ISP (IPv6)
IPv6 Internet
IPv6
AFTR
IPv4 in IPv6
IPv4 Internet
IPv6
IPv4
+
LAN
- IPv6
- IPv4
- IPv4
WAN
- IPv6
- IPv4 in IPv6
- IPv4 in IPv6