OptionalgatewayThe gateway's identifier, as sixteen hexadecimal digits, for the kinds that carry one.
Which kind of datagram.
OptionalpacketsThe packets a PUSH_DATA forwards.
OptionalstatusThe report a PUSH_DATA carries.
The token that pairs a datagram with its answer.
OptionaltransmitWhat a PULL_RESP asks the gateway to transmit.
OptionaltxWhat a TX_ACK reports, in the protocol's own words, such as NONE or
COLLISION_PACKET.
One datagram of the protocol, with the fields its kind carries.