H3C Technologies H3C WX3000E Series Wireless Switches User Manual

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Types of MAC address table entries ··················································································································· 32

 

MAC address table-based frame forwarding ···································································································· 33

 

Configuring the MAC address table ···························································································································· 33

 

Configuring static, dynamic, and blackhole MAC address table entries ······················································· 33

 

Disabling MAC address learning ························································································································ 34

 

Configuring the aging timer for dynamic MAC address entries ······································································ 35

 

Configuring the MAC learning limit on ports ····································································································· 35

 

Displaying and maintaining MAC address tables ····································································································· 36

 

MAC address table configuration example ················································································································ 36

 

Configuring Ethernet link aggregation ····················································································································· 39

 

Overview ········································································································································································· 39

 

Basic concepts ······················································································································································· 39

 

Aggregating links in static mode ························································································································· 40

 

Load sharing criteria for link aggregation groups ····························································································· 42

 

Ethernet link aggregation configuration task list ········································································································· 42

 

Configuring a Layer 2 static aggregation group ········································································································ 42

 

Configuring an aggregate interface ···························································································································· 43

 

Configuring the description of an aggregate interface ····················································································· 43

 

Enabling link state traps for an aggregate interface ························································································· 44

 

Shutting down an aggregate interface ··············································································································· 44

 

Restoring the default settings for an aggregate interface ················································································· 44

 

Configuring load sharing criteria for link aggregation groups ················································································· 45

 

Configuring the global link-aggregation load sharing criteria ········································································· 45

 

Configuring group-specific load sharing criteria ······························································································· 45

 

Displaying and maintaining Ethernet link aggregation ····························································································· 45

 

Layer 2 static aggregation configuration example····································································································· 46

 

Configuring spanning tree ········································································································································· 49

 

STP ··················································································································································································· 49

 

STP protocol packets ············································································································································· 49

 

Basic concepts in STP ············································································································································ 50

 

Calculation process of the STP algorithm ··········································································································· 51

 

RSTP ················································································································································································· 56

 

MSTP ················································································································································································ 57

 

STP and RSTP limitations ······································································································································· 57

 

MSTP features ························································································································································ 57

 

MSTP basic concepts ············································································································································ 57

 

How MSTP works ·················································································································································· 61

 

Implementation of MSTP on devices ···················································································································· 62

 

Protocols and standards ················································································································································ 62

 

Spanning tree configuration task list ···························································································································· 62

 

Setting the spanning tree mode ···································································································································· 65

 

Configuring an MST region ·········································································································································· 66

 

Configuring the root bridge or a secondary root bridge ·························································································· 67

 

Configuring the current device as the root bridge of a specific spanning tree ·············································· 67

 

Configuring the current device as a secondary root bridge of a specific spanning tree ······························ 68

 

Configuring the device priority ····································································································································· 68

 

Configuring the maximum hops of an MST region ···································································································· 68

 

Configuring the network diameter of a switched network ························································································· 69

 

Configuring spanning tree timers ································································································································· 69

 

Configuring the timeout factor ······································································································································ 71

 

Configuring the maximum port rate ····························································································································· 71

 

Configuring edge ports ················································································································································· 72

 

Configuring path costs of ports ···································································································································· 72

 

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