Configuration procedure – H3C Technologies H3C S12500 Series Switches User Manual

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Figure 100 Network diagram

Configuration procedure

Before the configuration, make sure Switch A and Switch B can reach each other.

Configure Switch A:
# Configure an IPv4 address for interface GigabitEthernet 3/0/1.

system-view

[SwitchA] vlan 100

[SwitchA-vlan100] port GigabitEthernet 3/0/1

[SwitchA-vlan100] quit

[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 interface GigabitEthernet 3/0/2, the physical interface of the

tunnel.

[SwitchA] vlan 101

[SwitchA-vlan101] port GigabitEthernet 3/0/2

[SwitchA-vlan101] quit

[SwitchA] interface vlan-interface 101

[SwitchA-Vlan-interface101] ip address 1.1.1.1 255.255.255.0

[SwitchA-Vlan-interface101] quit

# Create a tunnel interface Tunnel1.

[SwitchA] interface tunnel 1

# Configure an IPv4 address for the tunnel interface.

[SwitchA-Tunnel1] ip address 10.1.2.1 255.255.255.0

# Configure the tunnel encapsulation mode as GRE over IPv4.

[SwitchA-Tunnel1] tunnel-protocol gre

# Configure a source address for the tunnel interface (IP address of the VLAN interface to which
GigabitEthernet 3/0/2 belongs).

[SwitchA-Tunnel1] source vlan-interface 101

# Configure a destination address for the tunnel interface (IP address of the VLAN interface to
which GigabitEthernet 3/0/2 of Switch B belongs).

[SwitchA-Tunnel1] destination 2.2.2.2

[SwitchA-Tunnel1] quit

# Configure a static route from Switch A through tunnel interface Tunnel1 to Group 2.

[SwitchA] ip route-static 10.1.3.0 255.255.255.0 tunnel 1

Configure Switch B:
# Configure an IPv4 address for interface GigabitEthernet 3/0/1.

system-view

[SwitchB] vlan 100

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