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User Guide 903
Configuring IPv6 IMPB IPv6-MAC Binding Configuration
2.2.2 Binding Entries via ND Snooping
Follow these steps to bind entries via ND Snooping:
Step 1 configure
Enter global configuration mode.
Step 2 ipv6 nd snooping
Globally enable ND Snooping.
Step 3 ipv6 nd snooping vlan
vlan-range
Enable ND Snooping on the specified VLAN.
vlan-range:
Enter the vlan range in the format of 1-3, 5.
Step 4 interface {
fastEthernet
port
| range fastEthernet
port-list
| gigabitEthernet
port
| range
gigabitEthernet
port-list
| ten-gigabitEthernet
port
| range
ten-gigabitEthernet
port-list
}
Enter interface configuration mode.
Step 5 ipv6 nd snooping max-entries
value
Configure the maximum number of ND binding entries a port can learn via ND snooping.
value:
Enter the maximum number of ND binding entries a port can learn via ND snooping.
The valid values are from 0 to 1024, and the default is 1024.
Step 6 show ipv6 nd snooping
Verify the global configuration of IPv6 ND Snooping
Step 7 show ipv6 nd snooping interface {
fastEthernet
port
| gigabitEthernet
port
| ten-
gigabitEthernet
port
}
Verify the IPv6 ND Snooping configuration of the specific port.
Step 8 end
Return to privileged EXEC mode.
Step 9 copy running-config startup-config
Save the settings in the configuration file.
The following example shows how to enable ND Snooping globally and on VLAN 1.
Switch#configure
Switch(config)#ipv6 nd snooping
Switch(config)#ipv6 nd snooping vlan 1
Switch(config)#show ipv6 nd snooping
Global Status: Enable
VLAN ID: 1
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