3Com Switch 8800 Advanced Software V5 Configuration Guide

380 CHAPTER 33: TUNNELING CONFIGURATION
Tunneling
Configuration Task
List
Complete these tasks to configure the tunneling feature:
n
When NAT is also enabled on the VLAN interface serving as the tunnel source
interface, if possible, you must enable expedite termination on the tunnel
interface to ensure the availability of these two services.
Configuring IPv6
Manually Configured
Tunnel
Configuration
Prerequisites
IP addresses are configured for interfaces such as VLAN interface, Ethernet
interface, and loopback interface on the device so that they can communicate.
These interfaces serve as the source interface of a tunnel interface to ensure that
the tunnel destination address is reachable.
Configuration Procedure Follow these steps to configure an IPv6 manually configured tunnel:
Task Remarks
Configuring IPv6
over IPv4 GRE
tunnel
“Configuring IPv6 Manually
Configured Tunnel” on page
380
Optional
“Configuring Automatic
IPv4-Compatible IPv6 Tunnel”
on page 384
Optional
“Configuring 6to4 Tunnel” on
page 387
Optional
“Configuring ISATAP Tunnel”
on page 391
Optional
“Configuring IPv4 over IPv4 Tunnel” on page 395 Optional
“Configuring Tunnel Hybrid Insertion” on page
399
Optional
To do... Use the command... Remarks
Enter system view system-view -
Enable the IPv6 packet forwarding
function
ipv6 Required
By default, the IPv6 packet
forwarding function is
disabled.
Create a tunnel interface and enter
tunnel interface view
interface tunnel number Required
By default, there is no
tunnel interface on the
device.