16 switchport nd dynamic maximum, Switchport nd dynamic maximum – PLANET XGS3-24042 User Manual
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shutdown, the port will be disabled when the MAC address number exceeds the upper limit of
secure MAC, and the user can enable the port by configuring no shutdown command manually or
the automatic recovery timeout.
Example:
Set the violation mode as shutdown, the recovery time as 60s for port1.
Switch(config)#interface Ethernet 1/0/1
Switch(Config-If-Ethernet1/0/1)#switchport mac-address violation shutdown recovery 60
49.16 switchport nd dynamic maximum
Command:
switchport nd dynamic maximum
no switchport nd dynamic maximum
Function:
Set the max number of dynamic NEIGHBOR allowed by the port, and, at the same time, enable the
number limitation function of dynamic NEIGHBOR on the port; “no switchport nd dynamic
maximum” command is used to disable the number limitation function of dynamic NEIGHBOR on
the port.
Parameters:
<value> upper limit of the number of dynamic NEIGHBOR of the port, ranging from 1 to 4096.
Default Settings:
The number limitation function of dynamic ARP on the port is disabled.
Command Mode:
Port mode.
Usage Guide:
When configuring the max number of dynamic NEIGHBOR allowed by the port, if the number of
dynamically learnt NEIGHBOR on the port is already larger than the max number to be set, the
extra dynamic NEIGHBOR will be deleted. TRUNK ports do not supports this function.
Examples:
Enable the number limitation function of dynamic NEIGHBOR in port 1/0/2 mode, the max number
to be 20.
Switch(config)#interface ethernet 1/0/2
Switch(Config-If-Ethernet1/0/2)# switchport nd dynamic maximum 20
Disable the number limitation function of dynamic NEIGHBOR in port 1/0/2 mode
Switch(Config-If-Ethernet1/0/2)#no switchport nd dynamic maximum