Switch Memory and Configuration
Automatic Configuration Update with DHCP Option 66
Global DHCP Parameters: Global parameters are processed only if received
on the primary VLAN.
Best Offer: The “Best Offer” is the best DHCP or BootP offer sent by the
DHCP server in response to the DHCPREQUEST sent by the switch. The
criteria for selecting the “Best Offer” are:
• DHCP is preferred over BootP
• If two BootP offers are received, the first one is selected
• For two DHCP offers:
– The offer from an authoritative server is selected
– If there is no authoritative server, the offer with the longest lease
is selected
Log Messages
The file transfer is implemented by the existing TFTP module. The system logs
the following message if an incorrect IP address is received for Option 66:
“Invalid IP address <ip-address> received for DHCP Option 66”
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