526 CHAPTER 40: TUNNELING CONFIGURATION
Tunneling
Configuration Task
List
Complete the following tasks to configure the tunneling feature:
Configuring IPv6
Manual Tunnel
Configuration
Prerequisites
IP addresses are configured for interfaces such as the VLAN interface and loopback
interface on the device. These interfaces serve as the source interfaces of tunnel
interfaces to ensure that the tunnel destination addresses are reachable.
Configuration Procedure Follow these steps to configure an IPv6 manual tunnel:
Task Remarks
Configuring IPv6 over IPv4 GRE tunnel “Configuring IPv6 Manual Tunnel” on
page 526
Optional
“Configuring 6to4 Tunnel” on page 530 Optional
“Configuring ISATAP Tunnel” on page
535
Optional
To do… Use the command… Remarks
Enter system view system-view -
Enable IPv6 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.
Configure an
IPv6 address
for the tunnel
interface
Configure a global
unicast IPv6 address
or a site-local
address
ipv6 address
{ ipv6-address
prefix-length |
ipv6-address/prefix-length
}
Required
Use any command.
By default, no IPv6 global
unicast address or
site-local address is
configured for the tunnel
interface.
ipv6 address
ipv6-address/prefix-length
eui-64
Configure a
link-local IPv6
address
ipv6 address auto
link-local
Optional
A link-local address will
automatically be created
when an IPv6 global
unicast address or
site-local address is
configured.
ipv6 address
ipv6-address link-local
Specify the IPv6 manual tunnel mode tunnel-protocol
ipv6-ipv4
Required
By default, the tunnel
mode is manual. The same
tunnel type should be
configured at both ends of
the tunnel. Otherwise,
packet delivery will fail.
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