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48.4 The Number Limitation Function of Port, MAC in VLAN and
IP Troubleshooting Help
The number limitation function of port, MAC in VLAN and IP is disabled by default, if users need to limit the
number of user accessing the network, they can enable it. If the number limitation function of MAC address
can not be configured, please check whether Spanning-tree, dot1x, TRUNK is running on the switch and
whet her the port is configured as a MAC-binding port. The number limitation function of MAC address is
mutually exclusive to these configurations, so if the users need to enable the number limitation function of
MAC address on the port, they should check these functions mentioned above on this port are disabled.
If all the configurations are normal, after enabling the number limitation function of port, MAC in VLAN and IP,
users can use debug commands to debug every limitation, check the details of number limitations and judge
whet her t he number limitation function is correct. If there is any problem, please sent result to technical
service cent er.
48-5
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Troubleshooting
