Configuring port-based VLANs ··································································································································· 127
Introduction to port-based VLAN ······················································································································· 127
Displaying and maintaining VLANs ··························································································································· 131
Network requirements ········································································································································· 132
Configuration procedure ···································································································································· 132
Verifying the configuration ································································································································· 133
Configuring the private VLAN ································································································································ 134
Configuration task list ·················································································································································· 134
Configuration procedure ············································································································································· 135
Configuring QinQ ··················································································································································· 151
Overview ······································································································································································· 151
How QinQ works ················································································································································ 151
QinQ implementations ········································································································································ 152
Protocols and standards ····································································································································· 152
Restrictions and guidelines ·········································································································································· 153
Configuring QinQ ························································································································································ 153
Enabling QinQ ···················································································································································· 153
Configuring the CVLAN TPID ····························································································································· 155
Configuring the SVLAN TPID ······························································································································ 155
Displaying and maintaining QinQ ···························································································································· 157
QinQ configuration examples ···································································································································· 157
Configuring VLAN mapping ·································································································································· 162
Overview ······································································································································································· 162
VLAN mapping implementations ······················································································································· 164
Configuring LLDP ····················································································································································· 175
Overview ······································································································································································· 175
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