Number of the option that should be sent to the DHCP client. The option number describes the transmitted information. For example "17" (root path) is the path to a boot image that a PC without its own hard disk uses to obtains its operating system via BOOTP.
SNMP ID: 2.10.21.1
Telnet path: Setup/DHCP/Additional-Options
Possible values: Max. 3 characters
Default: Blank
Note: You can find a list of all DHCP options in RFC 2132 – "DHCP Options and BOOTP Vendor Extensions" of the Internet Engineering Task Force (IETF).