Updated to reflect the association of the MAC address with the new interface. Learned by the switch, but on a different interface. Move occurs when the switch receives a packet with a source MAC address that has already been The number of MAC address moves that are allowed in a VLAN within one second. MAC move limiting provides additional security by controlling The switch then reverts to flooding the previously-learned MACĪddresses, which can impact performance and introduce security vulnerabilities. Flooding occurs when the number of new MAC addresses thatĪre learned causes the Ethernet switching table to overflow, and previously learned MAC addressesĪre flushed from the table. The switch from flooding of the Ethernet switching table (also known as the MAC forwarding Limiting the number of MAC addresses protects Of MAC addresses that can be learned within a VLAN. MAC limiting enhances port security by limiting the number MAC move limiting detects MAC movement and MAC spoofing onĪccess interfaces. MAC limiting protects against flooding of the Ethernet switching table, and is enabled
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