3com 8807 사용자 가이드

# Disable the STP protocol and enable VLAN-VPN on Ethernet3/1/3.

[Switch_D] interface Ethernet3/1/2

 

[Switch_D-Ethernet3/1/2] stp disable

 

[Switch_D-Ethernet3/1/2] vlan-vpn enable

 

[Switch_D-Ethernet3/1/2] quit 

# Set Ethernet3/1/3 to a trunk port and add this port to all the VLANs.

[Switch_D] interface Ethernet3/1/3

 

[Switch_D-Ethernet3/1/3] port link-type trunk

 

[Switch_D-Ethernet3/1/3] port trunk permit vlan all 

c 

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STP must be enabled on VLAN-VPN tunnel-enabled devices; otherwise BPDUs 
in the user network cannot be transmitted transparently.

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VLAN-VPN-enabled ports must be configured to Access ports. The link type of 
the intermediate operator’s network must be configured to the Trunk link.

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You cannot configure VLAN-VPN tunnel on the ports where DOT1X, GVRP, STP, 
or NTDP is enabled.