H3C Technologies H3C WX3000 Series Unified Switches - Manual (Page 212)

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Configuring VLAN-VPN tunnel
Follow these steps to configure VLAN-VPN tunnel:
To do… Use the command… Remarks
Enter system view system-view —
Enable MSTP globally stp enable —
Enable the VLAN-VPN tunnel
function globally
vlan-vpn tunnel
Required
The VLAN-VPN tunnel function is disabled by
default.
Enter Ethernet port view
interface interface-type
interface-number
Make sure that you enter the Ethernet port view
of the port for which you want to enable the
VLAN-VPN tunnel function.
Enable the VLAN VPN
function for the Ethernet port
vlan-vpn enable
Required
By default, the VLAN VPN function is disabled on
all ports.
z
The VLAN-VPN tunnel function can be enabled on STP-enabled devices only.
z
To enable the VLAN-VPN tunnel function, make sure the links between operator’s networks are
trunk links.
STP Maintenance Configuration
Introduction
In a large-scale network with MSTP enabled, there may be many MSTP instances, and so the status of
a port may change frequently. In this case, maintenance personnel may expect that log/trap information
is output to the log host when particular ports fail, so that they can check the status changes of those
ports through alarm information.
Enabling Log/Trap Output for Ports of MSTP Instance
Follow these steps to enable log/trap output for ports of MSTP instance:
To do… Use the command… Remarks
Enter system view system-view —
Enable log/trap output for the
ports of a specified instance stp [ instance instance-id ]
portlog
Required
By default, log/trap output is disabled for
the ports of all instances.
Enable log/trap output for the
ports of all instances
stp portlog all
Required
By default, log/trap output is disabled for
the ports of all instances.