iiDisabling MAC entry aging timer refresh based on destination MAC address ····················································· 25Application example ············································································································································· 26Configuring the MAC learning limit on ports·············································································································· 26Enabling MAC address roaming·································································································································· 27Enabling MAC address migration log notifying ········································································································· 28Displaying and maintaining MAC address tables ····································································································· 29MAC address table configuration example ················································································································ 29Network requirements ··········································································································································· 29Configuration procedure ······································································································································ 30Configuring MAC Information ·································································································································· 31Overview········································································································································································· 31Introduction to MAC Information ························································································································· 31How MAC Information works ······························································································································ 31Enabling MAC Information globally ···························································································································· 31Enabling MAC Information on an interface ················································································································ 31Configuring MAC Information mode ··························································································································· 32Configuring the interval for sending Syslog or trap messages ················································································· 32Configuring the MAC Information queue length ········································································································ 32MAC Information configuration example ···················································································································· 33Network requirements ··········································································································································· 33Configuration procedure ······································································································································ 33Configuring Ethernet link aggregation ····················································································································· 34Overview········································································································································································· 34Basic concepts ······················································································································································· 34Aggregating links in static mode ························································································································· 37Aggregating links in dynamic mode ··················································································································· 38Load-sharing criteria for link aggregation groups ····························································································· 39Configuration restrictions and guidelines ···················································································································· 40Ethernet link aggregation configuration task list ········································································································· 40Configuring an aggregation group ····························································································································· 40Configuration guidelines ······································································································································ 41Configuring a static aggregation group ············································································································· 41Configuring a dynamic aggregation group ······································································································· 42Configuring an aggregate interface ···························································································································· 44Configuring the description of an aggregate interface ····················································································· 44Configuring the MTU of a Layer 3 aggregate interface ··················································································· 45Enabling link state traps for an aggregate interface ························································································· 45Limiting the number of Selected ports for an aggregation group ···································································· 46Shutting down an aggregate interface ··············································································································· 47Restoring the default settings for an aggregate interface ················································································· 47Configuring load sharing for link aggregation groups ······························································································ 48Configuring load-sharing criteria for link aggregation groups ········································································ 48Enabling local-first load sharing for link aggregation ······················································································· 49Enabling link-aggregation traffic redirection ··············································································································· 50Displaying and maintaining Ethernet link aggregation ····························································································· 51Ethernet link aggregation configuration examples ····································································································· 52Layer 2 static aggregation configuration example ···························································································· 52Layer 2 dynamic aggregation configuration example ······················································································ 54Layer 3 static aggregation configuration example ···························································································· 56Layer 3 dynamic aggregation configuration example ······················································································ 57Configuring port isolation·········································································································································· 59Assigning a port to the isolation group ······················································································································· 59Displaying and maintaining the isolation group ········································································································ 59