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DES-3226 NWay Standalone Fast Ethernet Switch User’s Guide
Before loading TCP/IP with an address acquired from the DHCP server, DHCP clients check for an IP address conflict by sending an Address Resolution Protocol (ARP) request containing the address. If a conflict is found, TCP/IP does not start, and the user receives an error message. The conflicting address should be removed for the list of active leases or it should be excluded until the conflict is identified and resolved.
802.1X Port-based Network Access Control
The Switch is an implementation of the server side of IEEE
Figure 5-9. Typical 802.1X Configuration Prior to User Authentication
Once the user is authenticated, the switch unblocks the port that is connected to the user as shown in the next figure.
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