Does S series switch support bootfile Name (66) and TFTP (67) in DHCP packets

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S series switches (except S1700 switches) support options 1 to 254. When an option field is carried in a DHCP Request message sent by a client, the DHCP server returns a Reply message with the same option field.

Other related questions:
Does the S series switch support bootfile Name (66) and TFTP (67) attribute
S series switches (excluding the S1700) support options 1 to 254. When a client sends a DHCP Request message with corresponding option field, the DHCP server will respond with the response message with the same option field.

DHCP option 60 support
S series switches (except S1700 switches) support the Option 60 field of DHCP Request packets only when they function as DHCP clients.

PPPoE support on S series switch
PPPoE connects a user to the network through PPP dial-up. PPPoE support of S series switches: - None of the fixed switch versions supports PPPoE. - Modular switches do not support PPPoE when running a version earlier than V200R005. S7700, S9700, and S12700 series modular switches support PPPoE when running V200R005 or a later version. They can only function as the PPPoE server.

DHCP packet checksum check on S series switch
After the dhcp enable command is executed in the system view of S series switches, the switch checks the checksum of all passing DHCP packets as well as IP and UDP checksums.

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