H3C Technologies H3C S10500 Series Switches User Manual
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Introduction to MAC Information ························································································································· 29
How MAC Information works ······························································································································ 29
Configuring MAC Information······································································································································ 29
Enabling MAC Information globally ··················································································································· 29
Enabling MAC Information on an interface ······································································································· 29
Configuring MAC Information mode ·················································································································· 30
Configuring the interval for sending Syslog or trap messages········································································· 30
Configuring the MAC Information queue length································································································ 30
MAC Information configuration example···················································································································· 30
Ethernet link aggregation configuration ···················································································································32
Overview········································································································································································· 32
Basic concepts ······················································································································································· 32
Aggregating links in static mode························································································································· 35
Aggregating links in dynamic mode ··················································································································· 37
Load-sharing criteria for link aggregation groups ····························································································· 39
Ethernet link aggregation configuration task list········································································································· 39
Configuring an aggregation group ····························································································································· 39
Configuration guidelines ······································································································································ 40
Configuring a static aggregation group············································································································· 40
Configuring a dynamic aggregation group ······································································································· 41
Configuring an aggregate interface ···························································································································· 43
Enabling link state traps for an aggregate interface ························································································· 44
Shutting down an aggregate interface ··············································································································· 45
Restoring the default settings for an aggregate interface ················································································· 46
Configuring load sharing for link aggregation groups······························································································ 46
Configuring load-sharing criteria for link aggregation groups ········································································ 46
Enabling local-first load sharing for link aggregation······················································································· 48
Enabling link-aggregation traffic redirection··············································································································· 48
Displaying and maintaining Ethernet link aggregation ····························································································· 49
Ethernet link aggregation configuration examples····································································································· 50
Layer 2 static aggregation configuration example···························································································· 50
Layer 2 dynamic aggregation configuration example······················································································ 52
Layer 3 static aggregation configuration example···························································································· 54
Layer 3 dynamic aggregation configuration example······················································································ 55
Port isolation configuration········································································································································58
Introduction to port isolation ········································································································································· 58
Assigning a port to the isolation group ······················································································································· 58
Displaying and maintaining isolation groups ············································································································· 58
Port isolation configuration example···························································································································· 59
Spanning tree configuration······································································································································60
STP ··················································································································································································· 60
STP protocol packets ············································································································································· 60
Basic concepts in STP············································································································································ 61
Calculation process of the STP algorithm ··········································································································· 62
RSTP················································································································································································· 67
PVST················································································································································································· 68
MSTP················································································································································································ 68
STP, RSTP, and PVST limitations ·························································································································· 68
MSTP features ························································································································································ 68
MSTP basic concepts ············································································································································ 68