
105
[DeviceA-Tunnel0] destination 30.1.1.2
[DeviceA-Tunnel0] quit
# Create service loopback group 1 and set the service type to tunnel.
[DeviceA] service-loopback group 1 type tunnel
# Add any port (Ethernet 1/0/3 for example) on the device to service loopback group 1.
[DeviceA] interface Ethernet 1/0/3
[DeviceA-Ethernet1/0/3] undo stp enable
[DeviceA-Ethernet1/0/3] port service-loopback group 1
# Apply service loopback group 1 to Tunnel 0 in tunnel interface view.
[DeviceA-Ethernet1/0/3] quit
[DeviceA] interface tunnel 0
[DeviceA-Tunnel0] service-loopback-group 1
# Configure two static routes.
[DeviceA] ip route-static 40.1.1.0 255.255.255.0 20.1.1.2
[DeviceA] ip route-static 30.1.1.0 255.255.255.0 20.1.1.2
# Create local mirroring group 1.
[DeviceA] mirroring-group 1 local
# Configure Ethernet 1/0/1 as a source port and Tunnel 0 as the monitor port of local mirroring group
1.
[DeviceA] mirroring-group 1 mirroring-port Ethernet 1/0/1 both
[DeviceA] mirroring-group 1 monitor-port tunnel 0
3.
Configure Device B (the intermediate device)
# Configure two static routes.
<DeviceB> system-view
[DeviceB] ip route-static 10.1.1.0 255.255.255.0 20.1.1.1
[DeviceB] ip route-static 40.1.1.0 255.255.255.0 30.1.1.2
4.
Configure Device C (the destination device)
# Create tunnel interface Tunnel 0, and configure an IP address and subnet mask for it.
<DeviceC> system-view
[DeviceC] interface tunnel 0
[DeviceC-Tunnel0] ip address 50.1.1.2 24
# Configure Tunnel 0 to operate in GRE mode, and configure source and destination IP addresses for it.
[DeviceC-Tunnel0] tunnel-protocol gre
[DeviceC-Tunnel0] source 30.1.1.2
[DeviceC-Tunnel0] destination 20.1.1.1
[DeviceC-Tunnel0] quit
# Create service loopback group 1 and set the service type to tunnel.
[DeviceA] service-loopback group 1 type tunnel
# Add any port (Ethernet 1/0/3 for example) on the device to service loopback group 1.
[DeviceA] interface Ethernet 1/0/3
[DeviceA-Ethernet1/0/3] undo stp enable
[DeviceA-Ethernet1/0/3] port service-loopback group 1
# Apply service loopback group 1 to Tunnel 0 in tunnel interface view.
[DeviceC-Ethernet1/0/3] quit