Lines Matching refs:MUST
200 The key words "MAY", "MUST", "MUST NOT", "SHOULD", and "SHOULD NOT"
313 The Config File Option MUST be supplied by the DHCP server if it
314 appears on the Parameter Request List, but MUST also be supplied if
318 MUST NOT be supplied if no value has been configured for it, or if a
321 The DHCP client MUST only cache this option in a location the second-
324 The second-stage bootloader MUST, in concert with other DHCP options
423 The Path Prefix option MUST be supplied by the DHCP server if it
424 appears on the Parameter Request List, but MUST also be supplied if
428 MUST NOT be supplied if no value has been configured for it, or if a
431 The DHCP client MUST only cache this option in a location where the
434 The second-stage bootloader MUST prepend this option's value, if any,
439 directives within that file once it has been loaded. The client MUST
531 The Reboot Time Option MUST be supplied by the DHCP server if it
532 appears on the Parameter Request List, but MUST also be supplied if
536 MUST NOT be supplied if no value has been configured for it, or if it
539 The DHCP client MUST only cache this option in a location the second-
543 MUST schedule a timeout: after a number of seconds equal to this
544 option's value have passed, the second-stage bootloader MUST reboot
546 first-stage bootloader. It MUST NOT reboot the system once the
550 If the value of this option is zero, the second-stage bootloader MUST
569 To conform to this specification, clients and servers MUST implement