HP 3100 Series Configuration Manual page 103

•
VLAN 10, VLAN 20, and VLAN 30 are terminated on the distribution layer devices, and VLAN
40 is terminated on the access layer devices. The root bridge of VLAN 10 and VLAN 20 is
Device A, that of VLAN 30 is Device B, and that of VLAN 40 is Device C.
Figure 26 Network diagram
Configuration procedure
Configure VLANs and VLAN member ports: (Details not shown.)
1.
Create VLAN 10, VLAN 20, and VLAN 30 on Device A and Device B.
Create VLAN 10, VLAN 20, and VLAN 40 on Device C.
Create VLAN 20, VLAN 30, and VLAN 40 on Device D.
Configure the ports on these devices as trunk ports and assign them to related VLANs.
Configure Device A:
2.
# Set the spanning tree mode to PVST.
<DeviceA> system-view
[DeviceA] stp mode pvst
# Specify the device as the root bridge of VLAN 10 and VLAN 20.
[DeviceA] stp vlan 10 20 root primary
# Enable the spanning tree feature globally and for VLANs 10, 20, and 30.
[DeviceA] stp enable
[DeviceA] stp vlan 10 20 30 enable
Configure Device B:
3.
# Set the spanning tree mode to PVST.
<DeviceB> system-view
[DeviceB] stp mode pvst
# Specify the device as the root bridge of VLAN 30.
[DeviceB] stp vlan 30 root primary
# Enable the spanning tree feature globally and for VLANs 10, 20, and 30.
[DeviceB] stp enable
[DeviceB] stp vlan 10 20 30 enable
Configure Device C:
4.
# Set the spanning tree mode to PVST.
<DeviceC> system-view
[DeviceC] stp mode pvst
# Specify the current device as the root bridge of VLAN 40.
94