Issue link: https://read.uberflip.com/i/1428395
LoRaWAN ® L2 1.0.4 Specification © 2020 LoRa Alliance ® Page 8 of 90 The authors reserve the right to change specifications without notice. 1.1 Conventions 309 310 The keywords "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", 311 "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and "OPTIONAL" 312 in this document are to be interpreted as described in BCP14 [RFC2119] [RFC8174] when, 313 and only when, they appear in all capitals, as shown here. 314 315 The tables in this document are normative. The figures in this document are informative. The 316 notes in this document are informative. 317 318 MAC commands are written LinkCheckReq, bits and bit fields are written FRMPayload, 319 constants are written RECEIVE_DELAY1, variables are written N. 320 In this document, 321 The octet order for all multi-octet fields SHALL be little endian. 322 EUI are 8-octet fields and SHALL be transmitted as little endian. 323 By default, RFU bits are Reserved for Future Use and SHALL be set to 0 by the transmitter 324 of the frame and SHALL be silently ignored by the receiver. 325