Wireshark · Display Filter Reference: WebRTC Datachannel Protocol

Field name	Description	Type	Versions
rtcdc.channel_type	Channel type	Unsigned integer (8 bits)	1.10.0 to 4.4.2
rtcdc.channel_type.unknown	Unknown channel type	Label	1.12.0 to 4.4.2
rtcdc.error	Error	Unsigned integer (8 bits)	1.10.0 to 4.4.2
rtcdc.flags	Flags	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.flags_reserved	Reserved	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.flags_unordered_allowed	Unordered allowed	Boolean	1.10.0 to 4.4.2
rtcdc.inconsistent_label_and_parameter_length	Inconsistent label and parameter length	Label	1.12.0 to 4.4.2
rtcdc.label	Label	Character string	1.10.0 to 4.4.2
rtcdc.label_length	Label length	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.message_too_long	Message too long	Label	1.12.0 to 4.4.2
rtcdc.message_type	Message type	Unsigned integer (8 bits)	1.10.0 to 4.4.2
rtcdc.message_type.unknown	Unknown message type	Label	1.12.0 to 4.4.2
rtcdc.priority	Priority	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.protocol	Protocol	Character string	1.10.0 to 4.4.2
rtcdc.protocol_length	Protocol length	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.reliability_parameter	Reliability parameter	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcdc.reliability_parameter.non_zero	Reliability parameter non zero for reliable channel	Label	1.12.0 to 4.4.2
rtcdc.reverse_stream_id	Reverse stream identifier	Unsigned integer (16 bits)	1.10.0 to 4.4.2