7.3.1  Region Config .................................................................................................. 80 
7.3.2  Instance Config ............................................................................................... 81 
7.3.3  Instance Port Config ....................................................................................... 82 
7.4  STP Security .............................................................................................................. 83 
7.4.1  Port Protect ..................................................................................................... 83 
7.5  Application Example for STP Function ...................................................................... 86 
Chapter 8  Multicast .................................................................................................................... 91 
8.1  IGMP Snooping .......................................................................................................... 93 
8.1.1  Snooping Config ............................................................................................. 95 
8.1.2  Port Config ...................................................................................................... 97 
8.1.3  VLAN Config .................................................................................................... 98 
8.1.4  Multicast VLAN ................................................................................................ 99 
8.1.5  Querier Config ............................................................................................... 103 
8.1.6  Profile Config ................................................................................................. 104 
8.1.7  Profile Binding ............................................................................................... 106 
8.1.8  Packet Statistics ........................................................................................... 107 
8.2  Multicast Table ......................................................................................................... 108 
8.2.1  IPv4 Multicast Table ...................................................................................... 109 
8.2.2  Static IPv4 Multicast Table ............................................................................ 109 
Chapter 9  QoS .......................................................................................................................... 112 
9.1  DiffServ .................................................................................................................... 115 
9.1.1  Port Priority ................................................................................................... 115 
9.1.2  Schedule Mode ............................................................................................. 116 
9.1.3  802.1P Priority ............................................................................................... 117 
9.1.4  DSCP Priority ................................................................................................. 118 
9.2  Bandwidth Control ................................................................................................... 119 
9.2.1  Rate Limit ....................................................................................................... 119 
9.2.2  Storm Control ................................................................................................ 120
 
9.3  Voice VLAN .............................................................................................................. 121 
9.3.1  Global Config ................................................................................................. 124 
9.3.2  Port Config .................................................................................................... 124 
9.3.3  OUI Config ..................................................................................................... 126 
Chapter 10 PoE .......................................................................................................................... 128 
10.1  PoE Config ............................................................................................................... 129