H3C Technologies H3C WX3000E Series Wireless Switches - Manual (Page 10)

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Troubleshooting PPP configuration ····························································································································· 105
Configuring PPPoE ·················································································································································· 106
Overview ······································································································································································· 106
Configuring a PPPoE server ········································································································································ 106
Displaying and maintaining PPPoE ···························································································································· 108
PPPoE server configuration example ·························································································································· 108
Configuring QinQ ··················································································································································· 111
Overview ······································································································································································· 111
Background and benefits ···································································································································· 111
How QinQ works ················································································································································ 111
QinQ frame structure ·········································································································································· 112
Modifying the TPID in a VLAN tag ···················································································································· 113
Protocols and standards ····································································································································· 114
QinQ configuration task list ········································································································································ 114
Configuring the TPID value in VLAN tags in interface view ···················································································· 115
WLAN QinQ configuration example························································································································· 115
Network requirements ········································································································································· 115
Configuration procedure ···································································································································· 116
Expected results ··················································································································································· 118
Configuring VLAN termination ······························································································································· 119
Application scenarios ·················································································································································· 119
Inter-VLAN communication ································································································································· 119
LAN-WAN communication ································································································································· 120
VLAN termination configuration task list ··················································································································· 120
Configuring unambiguous QinQ termination ··········································································································· 121
VLAN termination configuration example ················································································································· 121
Index ········································································································································································ 122