HP 6125G HP 6125G & 6125G/XG Blade Switches Layer 3 - IP Services Conf - Page 151

Network diagram

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Configuration procedure To configure an IPv4 over IPv6 tunnel: Step 1. Enter system view. 2. Enable IPv6. 3. Enter tunnel interface view. 4. Configure an IPv4 address for the tunnel interface. 5. Specify the IPv4 over IPv6 tunnel mode. 6. Configure the source address or interface for the tunnel interface. 7. Configure the destination address for the tunnel interface. Command system-view ipv6 interface tunnel number ip address ip-address { mask | mask-length } [ sub ] tunnel-protocol ipv4-ipv6 source { ipv6-address | interface-type interface-number } destination ipv6-address Remarks N/A By default, the IPv6 packet forwarding function is disabled. N/A By default, no IPv4 address is configured for the tunnel interface. IPv4 oever IPv4 tunnel by default. The same tunnel mode should be configured at both ends of the tunnel. Otherwise, packet delivery will fail. By default, no source address or interface is configured for the tunnel. By default, no destination address is configured for the tunnel. Configuration example Network requirements As shown in Figure 68, the two subnets Group 1 and Group 2 are connected over an IPv6 network. Configure an IPv4 over IPv6 tunnel between Switch A and Switch B to make the two subnets reachable to each other. Figure 68 Network diagram GE1/0/3 Switch A Vlan-int101 2002::1:1/64 Vlan-int100 30.1.1.1/24 Tunnel1 30.1.2.1/24 IPv6 network IPv4 over IPv6 tunnel Switch B Vlan-int101 2002::2:1/64 GE1/0/3 Tunnel2 30.1.2.2/24 Vlan-int100 30.1.3.1/24 IPv4 Group 1 Service loopback port IPv4 Group 2 Configuration procedure Before configuring an IPv4 over IPv6 tunnel, make sure that Switch A and Switch B have the corresponding VLAN interfaces created and can reach each other. • Configure Switch A: # Enable IPv6. system-view 143

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143
Configuration procedure
To configure an IPv4 over IPv6 tunnel:
Step
Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enable IPv6.
ipv6
By default, the IPv6 packet forwarding
function is disabled.
3.
Enter tunnel interface
view.
interface tunnel
number
N/A
4.
Configure an IPv4
address for the tunnel
interface.
ip
address
ip-address
{
mask
|
mask-length
} [
sub
]
By default, no IPv4 address is configured
for the tunnel interface.
5.
Specify the IPv4 over
IPv6 tunnel mode.
tunnel-protocol
ipv4-ipv6
IPv4 oever IPv4 tunnel by default.
The same tunnel mode should be
configured at both ends of the tunnel.
Otherwise, packet delivery will fail.
6.
Configure the source
address or interface for
the tunnel interface.
source
{
ipv6-address
|
interface-type interface-number
}
By default, no source address or interface
is configured for the tunnel.
7.
Configure the
destination address for
the tunnel interface.
destination
ipv6-address
By default, no destination address is
configured for the tunnel.
Configuration example
Network requirements
As shown in
Figure 68
, the two subnets Group 1 and Group 2 are connected over an IPv6 network.
Configure an IPv4 over IPv6 tunnel between Switch A and Switch B to make the two subnets reachable
to each other.
Figure 68
Network diagram
Configuration procedure
Before configuring an IPv4 over IPv6 tunnel, make sure that Switch A and Switch B have the
corresponding VLAN interfaces created and can reach each other.
•
Configure Switch A:
# Enable IPv6.
<SwitchA> system-view
Vlan-int101
2002::1:1/64
Vlan-int100
30.1.3.1/24
Vlan-int100
30.1.1.1/24
Switch A
IPv6 network
IPv4
Group 1
Tunnel1
30.1.2.1/24
Vlan-int101
2002::2:1/64
Tunnel2
30.1.2.2/24
IPv4
Group 2
Switch B
IPv4 over IPv6 tunnel
Service loopback port
GE1/0/3
GE1/0/3