I keep having to lookup DHCP options so I am going to reference some useful information here.

Wikipedia Link provided temporarily.
(https://en.wikipedia.org/wiki/Dynamic_Host_Configuration_Protocol)

Options:

• 003 Router
  • Array of IPs
• 006 Domain Name Server
  • Array of IPs
• 015 Domain Name (Search Suffix)
  • ASCII
• 066 TFTP Server Name
  • Array of IPs
• 067 Boot File Name
  • ASCII
• 150 TFTP Server Address
  • Array of IPs