338 
[RouterA] interface gigabitethernet 2/0/2 
[RouterA-GigabitEthernet2/0/2] ipv6 address 1::1 64 
[RouterA-GigabitEthernet2/0/2] quit 
# Create the IPv6 tunnel interface Tunnel 1. 
[RouterA] interface tunnel 1 mode ipv6 
# Specify an IPv4 address for the tunnel interface. 
[RouterA-Tunnel1] ip address 30.1.2.1 255.255.255.0 
# Specify the IP address of GigabitEthernet 2/0/2 as the source address for the tunnel interface. 
[RouterA-Tunnel1] source 1::1 
# Specify IP address of GigabitEthernet 2/0/2 on Router B as the destination address for the 
tunnel interface. 
[RouterA-Tunnel1] destination 2::2 
[RouterA-Tunnel1] quit 
# Configure a static route to the public IPv4 network through the tunnel interface. 
[RouterA] ip route-static 20.1.1.0 255.255.255.0 tunnel 1 
•  Configure Router B: 
# Specify an IPv4 address for GigabitEthernet 2/0/1. 
<RouterB> system-view 
[RouterB] interface gigabitethernet 2/0/1 
[RouterB-GigabitEthernet2/0/1] ip address 20.1.1.1 24 
[RouterB-GigabitEthernet2/0/1] quit 
# Specify an IPv6 address for GigabitEthernet 2/0/2, which is the physical interface of the 
tunnel. 
[RouterB] interface gigabitethernet 2/0/2 
[RouterB-GigabitEthernet2/0/2] ipv6 address 2::2 64 
[RouterB-GigabitEthernet2/0/2] quit 
# Create the DS-Lite tunnel interface Tunnel 2. 
[RouterB] interface tunnel 2 mode ds-lite-aftr 
# Configure an IPv4 address for the tunnel interface. 
[RouterB-Tunnel2] ip address 30.1.2.2 255.255.255.0 
# Specify GigabitEthernet 2/0/2 as the source interface of the tunnel interface. 
[RouterB-Tunnel2] source gigabitethernet 2/0/2 
[RouterB-Tunnel2] quit 
# Enable DS-Lite tunneling on GigabitEthernet 2/0/1. 
[RouterB] interface gigabitethernet 2/0/1 
[RouterB-GigabitEthernet2/0/1] ds-lite enable 
# Enable NAT on GigabitEthernet 2/0/1 and use the IP address of GigabitEthernet 2/0/1 as the 
translated address. 
[RouterB-GigabitEthernet2/0/1] nat outbound 
[RouterB-GigabitEthernet2/0/1] quit 
•  On host A, specify the IP address for the host as 10.0.0.1 and configure a static route to 
20.1.1.0/24 with next hop 10.0.0.2. (Details not shown.) 
•  On host B, specify the IP address for the host as 20.1.1.2. (Details not shown.) 
Verifying the configuration 
# Use the display interface tunnel command to display the status of the tunnel interfaces on Router 
A and Router B. Verify that the tunnel interfaces are up. (Details not shown.) 
# Verify that host A can ping host B.