CLI Syntax: ip multicast-routing ROUTING-PROTOCOL
Example: (config-router)# ip multicast-routing PIM-DM
2.3.3.9 VRRP
Enable or disable VRRP functions for a specific IP interface.
CLI Syntax: standby VRID (1-255) ip a.b.c.d/m
Example: (config-if)# standby 1 ip 192.168.1.1/24
2.3.3.10 Spanning Tree
2.3.3.10.1 Clear Spanning-Tree Counters
Use the “clear spanning-tree counters” configuration command on the switch to clear
spanning-tree statistics.
CLI Syntax: clear spanning-tree counters
Example: SWITCH# clear spanning-tree counters
2.3.3.10.2 Clear Spanning-Tree Counters Interface IFNAME
Use the “clear spanning-tree counters” configuration command on the switch to clear
spanning-tree statistics on one interface.
CLI Syntax: clear spanning-tree counters interface IFNAME
Example: SWITCH# clear spanning-tree counters interface gi1/0/2
2.3.3.10.3 Default Spanning-Tree
This command sets spanning-tree parameters to default.
CLI Syntax: default spanning-tree
Example: SWITCH# default spanning-tree forward-time
2.3.3.10.4 Show Spanning-Tree Active
To ‘show spanning-tree active’.
CLI Syntax: show spanning-tree active
Example: SWITCH# show spanning-tree active
2.3.3.10.5 Spanning-Tree Enable and Disable
enable/disable the spanning tree.
CLI Syntax: spanning-tree (enable|disable)
Example: SWITCH# spanning-tree disable
2.3.3.11 Link Aggregation
2.3.3.11.1 Trunk Aggregation Group
Use the aggregation-link trunk group configuration command on the switch to configure trunk
aggregation group.
CLI Syntax: aggregation-link trunk STACKID group <1-32> PORTLIST
Example: SWITCH#aggregation-link trunk 1 group 1 1,2
2.3.3.11.2 Trunk Load Balancing
Use the aggregation-link trunk group configuration command on the switch to configure trunk
load balancing by using source-based or destination-based forwarding methods.
CLI Syntax: aggregation-link trunk STACKID load-balance group <1-32> (src-mac
|dst-mac |src-dst-mac |src-ip |dst-ip |src-dst-ip)
Example: SWITCH#aggregation-link trunk 1 load-balance group 1
2.3.3.11.3 Show Aggregation-Link Trunk
To show aggregation-link trunk status.
CLI Syntax: show aggregation-link trunk STACKID [GROUPID]
Example: SWITCH# show aggregation-link trunk 1 1
2.3.3.12 LACP
2.3.3.12.1 Clear LACP Counters
Use the “clear lacp counters” configuration command on the switch to clear the statistics for
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