Which does DHCP option 66 provide?

Which does DHCP option 66 provide?

• PXE bootfile name
• DHCP user class
• The IP address or the hostname of a single TFTP server
• A list of TFTP servers 

EXPLANATION

DHCP option 66 gives the IP address or the hostname of a single TFTP server.

 

TFTP server name

   This option is used to identify a TFTP server when the 'sname' field
   in the DHCP header has been used for DHCP options.



   The code for this option is 66, and its minimum length is 1.

       Code  Len   TFTP server
      +-----+-----+-----+-----+-----+---
      | 66  |  n  |  c1 |  c2 |  c3 | ...
      +-----+-----+-----+-----+-----+---