Manual
+7(495) 797-3311 www.qtech.ru 
Москва, Новозаводская ул., 18, стр. 1 
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16.1 INTRODUCTION TO BPDU-TUNNEL ................................................................................ 126 
16.1.1 bpdu-tunnel function .................................................................................. 126 
16.1.2 Background of bpdu-tunnel ....................................................................... 126 
16.2 BPDU-TUNNEL CONFIGURATION TASK LIST .................................................................. 127 
16.3 EXAMPLES OF BPDU-TUNNEL ...................................................................................... 127 
16.4 BPDU-TUNNEL TROUBLESHOOTING ............................................................................. 129 
CHAPTER 17 EEE ENERGY-SAVING CONFIGURATION ............................. 130 
17.1 INTRODUCTION TO EEE ENERGY-SAVING .................................................................... 130 
17.2 EEE ENERGY-SAVING CONFIGURATION LIST ................................................................ 130 
17.3 EEE ENERGY-SAVING TYPICAL EXAMPLES .................................................................. 130 
CHAPTER 18 VLAN CONFIGURATION ......................................................... 131 
18.1 VLAN CONFIGURATION ............................................................................................. 131 
18.1.1 Introduction to VLAN .................................................................................. 131 
18.1.2 VLAN Configuration Task List ................................................................... 132 
18.1.3 Typical VLAN Application .......................................................................... 135 
18.1.4 Typical Application of Hybrid Port ............................................................ 136 
18.2 DOT1Q-TUNNEL CONFIGURATION................................................................................ 138 
18.2.1 Introduction to Dot1q-tunnel ..................................................................... 138 
18.2.2 Dot1q-tunnel Configuration ....................................................................... 140 
18.2.3 Typical Applications of the Dot1q-tunnel ................................................. 140 
18.2.4 Dot1q-tunnel Troubleshooting .................................................................. 141 
18.3 SELECTIVE QINQ CONFIGURATION ............................................................................. 141 
18.3.1 Introduction to Selective QinQ .................................................................. 141 
18.3.2 Selective QinQ Configuration .................................................................... 142 
18.3.3 Typical Applications of Selective QinQ..................................................... 142 
18.3.4 Selective QinQ Troubleshooting ............................................................... 144 
18.4 VLAN-TRANSLATION CONFIGURATION ........................................................................ 144 
18.4.1 Introduction to VLAN-translation .............................................................. 144 
18.4.2 VLAN-translation Configuration ................................................................ 145 
18.4.3 Typical application of VLAN-translation ................................................... 146 
18.4.4 VLAN-translation Troubleshooting ........................................................... 147 
18.5 MULTI-TO-ONE VLAN TRANSLATION CONFIGURATION ................................................. 147 
18.5.1 Introduction to Multi-to-One VLAN Translation ....................................... 147 
18.5.2 Multi-to-One VLAN Translation Configuration ......................................... 147 
18.5.3 Typical application of Multi-to-One VLAN Translation ............................ 148 
18.5.4 Multi-to-One VLAN Translation Troubleshooting ..................................... 149 










