3Com S7906E Configuration Manual page 509

Configuration Procedure
Follow these steps to configure a 6to4 tunnel:
To do...
Enter system view
Enable IPv6
Enter tunnel interface view
Configure an
IPv6 global
unicast
address or a
Configure
site-local
an IPv6
address
address for
the tunnel
interface
Configure an
IPv6
link-local
address
Specify the 6to4 tunnel
mode
Configure a source address
or interface for the tunnel
Use the command...
system-view
ipv6
interface tunnel number
ipv6 address { ipv6-address
prefix-length |
ipv6-address/prefix-length }
ipv6 address
ipv6-address/prefix-length
eui-64
ipv6 address auto link-local
ipv6 address ipv6-address
link-local
tunnel-protocol ipv6-ipv4
6to4
source { ip-address |
interface-type
interface-number }
1-15
Remarks
—
Required
By default, the IPv6 packet
forwarding function is disabled.
—
Required.
Use either command.
By default, no IPv6 global unicast
address or site-local address is
configured for the tunnel interface.
Optional
By default, a link-local address will
automatically be generated when an
IPv6 global unicast address or
site-local address is configured.
Required
By default, the tunnel is a GRE over
IPv4 tunnel. The same tunnel mode
should be configured at both ends of
the tunnel. Otherwise, packet
delivery will fail.
Required
By default, no source address or
interface is configured for the tunnel.