3Com S7906E Configuration Manual page 519

# Configure an IPv4 address for VLAN-interface 100.
<SwitchA> system-view
[SwitchA] interface vlan-interface 100
[SwitchA-Vlan-interface100] ip address 10.1.1.1 255.255.255.0
[SwitchA-Vlan-interface100] quit
# Configure an IPv4 address for VLAN-interface 101 (configured on the physical interface of the tunnel).
[SwitchA] interface vlan-interface 101
[SwitchA-Vlan-interface101] ip address 2.1.1.1 255.255.255.0
[SwitchA-Vlan-interface101] quit
# Create the interface tunnel 1.
[SwitchA] interface tunnel 1
# Configure an IPv4 address for the interface tunnel 1.
[SwitchA-Tunnel1] ip address 10.1.2.1 255.255.255.0
# Configure the tunnel encapsulation mode.
[SwitchA-Tunnel1] tunnel-protocol ipv4-ipv4
# Configure a source address for the interface tunnel 1 (IP address of VLAN-interface 101).
[SwitchA-Tunnel1] source 2.1.1.1
# Configure a destination address for the interface tunnel 1 (IP address of VLAN-interface 101 of Switch
B).
[SwitchA-Tunnel1] destination 3.1.1.1
[SwitchA-Tunnel1] quit
# Create service loopback group 1 to support the tunnel service.
[SwitchA] service-loopback group 1 type tunnel
# Add GigabitEthernet 2/0/3 to service loopback group 1.
[SwitchA] interface GigabitEthernet 2/0/3
[SwitchA-GigabitEthernet2/0/3] undo stp enable
[SwitchA-GigabitEthernet2/0/3] port service-loopback group 1
[SwitchA-GigabitEthernet2/0/3] quit
# Reference service loopback group 1 on the tunnel.
[SwitchA] interface tunnel 1
[SwitchA-Tunnel1] service-loopback-group 1
[SwitchA-Tunnel1] quit
# Configure a static route from Switch through the interface tunnel 1 to Group 2.
[SwitchA] ip route-static 10.1.3.0 255.255.255.0 tunnel 1
Configuration on Switch B
# Configure an IPv4 address for VLAN-interface 100.
<SwitchB> system-view
[SwitchB] interface vlan-interface 100
[SwitchB-Vlan-interface100] ip address 10.1.3.1 255.255.255.0
[SwitchB-Vlan-interface100] quit
# Configure an IPv4 address for VLAN-interface 101 (the physical interface of the tunnel).
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