Wireshark · Display Filter Reference: Real-time Transport Control Protocol

Field name	Description	Type	Versions
rtcp.app.data	Application specific data	Byte sequence	1.0.0 to 4.4.2
rtcp.app.data_str	Application specific data	Character string	3.4.0 to 4.4.2
rtcp.app.mux	RtpMux Application specific data	Label	1.2.14 to 4.4.2
rtcp.app.mux.cp	Header compression supported	Boolean	1.2.14 to 4.4.2
rtcp.app.mux.mux	Multiplexing supported	Boolean	1.2.14 to 4.4.2
rtcp.app.mux.muxport	Local Mux Port	Unsigned integer (16 bits)	1.2.14 to 4.4.2
rtcp.app.mux.selection	Multiplexing selection	Unsigned integer (8 bits)	1.2.14 to 4.4.2
rtcp.app.name	Name (ASCII)	Character string	1.0.0 to 4.4.2
rtcp.app.poc1	PoC1 Application specific data	Label	1.0.0 to 4.4.2
rtcp.app.poc1.ack.reason.code	Reason code	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.ack.subtype	Subtype	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.conn.add.ind.mao	Manual answer override	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.content.a.dn	Nick name of inviting client	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.content.a.id	Identity of inviting client	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.content.grp.dn	Group name	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.content.grp.id	Group identity	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.content.sess.id	Session identity	Boolean	1.0.0 to 4.4.2
rtcp.app.poc1.conn.sdes.a.dn	Nick name of inviting client	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.conn.sdes.a.id	Identity of inviting client	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.conn.sdes.grp.dn	Group Name	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.conn.sdes.grp.id	Group identity	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.conn.sdes.sess.id	Session identity	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.conn.session.type	Session type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.disp.name	Display Name	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.ignore.seq.no	Ignore sequence number field	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.last.pkt.seq.no	Sequence number of last RTP packet	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.new.time.request	New time client can request (seconds)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.participants	Number of participants	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.priority	Priority	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.qsresp.position	Position (number of clients ahead)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.qsresp.priority	Priority	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.reason.code	Reason code	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.reason.phrase	Reason Phrase	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.request.ts	Talk Burst Request Timestamp	Date and time	1.0.0 to 4.4.2
rtcp.app.poc1.sip.uri	SIP URI	Character string	1.0.0 to 4.4.2
rtcp.app.poc1.ssrc.granted	SSRC of client granted permission to talk	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.app.poc1.stt	Stop talking timer	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.app.PoC1.subtype	Subtype	Unsigned integer (8 bits)	1.0.0 to 3.0.14
rtcp.app.subtype	Subtype	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.app_data.mccp.audio_m_line_no	Audio m-line Number	Unsigned integer (8 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.field_id	Field id	Unsigned integer (8 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.floor_m_line_no	Floor m-line Number	Unsigned integer (8 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.floor_port_no	Floor Port Number	Unsigned integer (32 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.ip_version	IP version	Unsigned integer (8 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.ipv4	IP Address	IPv4 address	3.4.0 to 4.4.2
rtcp.app_data.mccp.ipv6	IP Address	IPv6 address	3.6.12 to 3.6.24, 4.0.4 to 4.4.2
rtcp.app_data.mccp.len	Length	Unsigned integer (8 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.mcptt_grp_id	MCPTT Group Identity	Character string	3.4.0 to 4.4.2
rtcp.app_data.mccp.media_port_no	Media Port Number	Unsigned integer (32 bits)	3.4.0 to 4.4.2
rtcp.app_data.mccp.tmgi	TMGI	Byte sequence	3.4.0 to 4.4.2
rtcp.app_data.mcptt.cellid	CellId	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.duration	Duration	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.ecgi_eci	ECI (E-UTRAN Cell Identifier)	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.enodebid	eNodeB Id	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.fa_len	Functional Alias length	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.floor_ind	Floor Indicator	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.floor_participant_ref	Floor Participant Reference	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.lat	Latitude value	Signed integer (24 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.loc_type	Location Type	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.long	Longitude value	Signed integer (24 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.mbms_serv_area	MBMS Service Area	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.mbsfn_area_id	MBSFN Area ID	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.msg_seq_num	Message Sequence Number	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.msg_type	Message Type	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.num_fa	Number of Functional Alias	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.num_loc	Number of Locations	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.num_ssrc	Number of SSRC	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.num_users	Number of users	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.part_type_len	Participant Type Length	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.perm_to_req_floor	Permission to Request the Floor	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.priority	Floor Priority	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.queue_pos_inf	Queue Position Info	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.queue_pri_lev	Queue Priority Level	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.queue_size	Queue Size	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.queueing_cap	Queueing Capability	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.rej_cause	Reject Cause	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.rej_cause.floor_deny	Reject Cause	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.rej_cause.floor_revoke	Reject Cause	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.rtcp	SSRC	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.source	Source	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.str	String	Character string	3.4.0 to 4.4.2
rtcp.app_data.mcptt.tac	Tracking Area Code	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.app_data.mcptt.user_id	User ID	Character string	3.2.0 to 4.4.2
rtcp.app_data.mcptt.user_id_len	User ID length	Unsigned integer (8 bits)	3.2.0 to 4.4.2
rtcp.app_data.padding	Padding	Unsigned integer (32 bits)	3.2.0 to 4.4.2
rtcp.appl.extra_bytes	Extra bytes detected	Label	3.4.0 to 4.4.2
rtcp.appl.non_conformant	Data not according to standards	Label	3.4.0 to 4.4.2
rtcp.appl.non_zero_pad	Non zero padding detected, faulty encoding?	Label	3.6.0 to 4.4.2
rtcp.appl.not_ascii	Application name is not a string	Label	3.4.0 to 4.4.2
rtcp.block_length.invalid	Block length is greater than packet length	Label	2.0.0 to 4.4.2
rtcp.bye_reason_not_padded	Reason string is not NULL padded (see RFC3550, section 6.6)	Label	1.0.3 to 4.4.2
rtcp.bye_reason_not_terminated	BYE reason string not NULL terminated	Label	1.0.0 to 1.0.2
rtcp.encrypted	Encrypted data	Byte sequence	4.0.0 to 4.4.2
rtcp.fci	Feedback Control Information (FCI)	Byte sequence	1.0.0 to 4.4.2
rtcp.identity	Identity	Byte sequence	3.4.0 to 4.4.2
rtcp.invalid_block_length	Invalid block length, should be 2	Label	1.12.0 to 4.4.2
rtcp.length	Length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.length_check	RTCP frame length check	Boolean	1.0.0 to 4.4.2
rtcp.length_check.bad	Incorrect RTCP packet length information (expected %u bytes, found %d)	Label	1.12.0 to 4.4.2
rtcp.lsr-frame	Frame matching Last SR timestamp	Frame number	1.0.0 to 4.4.2
rtcp.lsr-frame-captured	Time since Last SR captured	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.mcptt.ccfb.invalid_pkt	RTPFB CCFB report block must not include more than 2^14 metric blocks	Label	4.4.0 to 4.4.2
rtcp.mcptt.fld_id	Field Id	Unsigned integer (32 bits)	3.0.0 to 4.4.2
rtcp.mcptt.fld_len	Length	Unsigned integer (32 bits)	3.0.0 to 4.4.2
rtcp.mcptt.fld_val	Field value	Byte sequence	3.0.0 to 4.4.2
rtcp.mcptt.func_alias	Functional Alias	Character string	3.2.0 to 4.4.2
rtcp.mcptt.granted_partys_id	Granted Party's Identity	Character string	3.0.0 to 4.4.2
rtcp.mcptt.location_type_uk	Unknown location type	Label	3.4.0 to 4.4.2
rtcp.mcptt.participant_type	Participant Type	Character string	3.2.0 to 4.4.2
rtcp.mcptt.queued_user_id	Queued User ID	Character string	3.2.0 to 4.4.2
rtcp.mcptt.rej_phrase	Reject Phrase	Character string	3.2.0 to 4.4.2
rtcp.mcptt.unknown_fld	Unknown field	Label	3.4.0 to 4.4.2
rtcp.mcpttb.location_type_uk	Unknown location type	Label	3.2.0 to 3.2.18
rtcp.mediassrc	Media source SSRC	Unsigned integer (32 bits)	1.4.0 to 4.4.2
rtcp.missing_block_header	Missing Required Block Headers	Label	2.0.0 to 4.4.2
rtcp.missing_sender_ssrc	Missing Sender SSRC	Label	2.0.0 to 4.4.2
rtcp.ms_pse.bandwidth	Bandwidth	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.bitrate	Bitrate	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.compressed_frames	Compressed Frames	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.concealed_frames	Concealed Frames	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.confidence_level	Confidence Level	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.congestion_info	Congestion Information	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.fec_distance_request	FEC Distance Request	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.frame_rate	Frame Rate	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.frame_res_height	Frame Resolution Height	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.frame_res_width	Frame Resolution Width	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.inbound_bandwidth	Inbound Link Bandwidth	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.last_packet_train	Last Packet Train Flag	Boolean	2.0.0 to 4.4.2
rtcp.ms_pse.modality	Modality	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.no_cache	No Cache Flag	Boolean	2.0.0 to 4.4.2
rtcp.ms_pse.outbound_bandwidth	Outbound Link Bandwidth	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.packet_count	Packet Count	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.packet_index	Packet Index	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.packet_train_byte_count	Packet Train Byte Count	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.receive_quality_state	Received Quality State	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.seq_num	Sequence Number	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.stretched_frames	Stretched Frames	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.ms_pse.total_frames	Total Frames	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.nack.blp	Bitmask of following lost packets	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.nack.fsn	First sequence number	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.not_final_padding	Padding flag set on not final packet (see RFC3550, section 6.4.1)	Label	3.6.0 to 4.4.2
rtcp.padding	Padding	Boolean	1.0.0 to 4.4.2
rtcp.padding.count	Padding count	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.padding.data	Padding data	Byte sequence	1.0.0 to 4.4.2
rtcp.profile-specific-extension	Profile-specific extension	Byte sequence	1.0.0 to 4.4.2
rtcp.profile-specific-extension.length	Extension Length	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.profile-specific-extension.type	Extension Type	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.fir.fci.csn	Command Sequence Number	Unsigned integer (8 bits)	1.4.0 to 4.4.2
rtcp.psfb.fir.fci.reserved	Reserved	Unsigned integer (24 bits)	1.4.0 to 4.4.2
rtcp.psfb.fir.fci.ssrc	SSRC	Unsigned integer (32 bits)	1.4.0 to 4.4.2
rtcp.psfb.fir.sli.first	First MB	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.fir.sli.number	Number of MBs	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.fir.sli.picture_id	Picture ID	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.fmt	RTCP Feedback message type (FMT)	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.psfb.ms.afb_type	Application Layer Feedback Type	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.afb_type.unknown	Unknown Application Layer Feedback Type	Label	2.0.0 to 4.4.2
rtcp.psfb.ms.length	Length	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.msi	Requested Media Source ID (MSI)	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.pli.request_id	Request ID	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.pli.sync_frame_request	Sync Frame Request	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.apsect_ratio	Aspect Ratio Bitmask	Unsigned integer (8 bits)	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_16by9	Aspect Ratio 16 by 9	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_1by1	Aspect Ratio 1 by 1	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_20by3	Aspect Ratio 20 by 3	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_3by4	Aspect Ratio 3 by 4	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_4by3	Aspect Ratio 4 by 3	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.apsect_ratio_9by16	Aspect Ratio 9 by 16	Boolean	2.0.0 to 3.4.16
rtcp.psfb.ms.vsr.entry.aspect_ratio	Aspect Ratio Bitmask	Unsigned integer (8 bits)	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_16by9	Aspect Ratio 16 by 9	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_1by1	Aspect Ratio 1 by 1	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_20by3	Aspect Ratio 20 by 3	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_3by4	Aspect Ratio 3 by 4	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_4by3	Aspect Ratio 4 by 3	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.aspect_ratio_9by16	Aspect Ratio 9 by 16	Boolean	3.6.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.bitrate_histogram	Receiver Count	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.bitrate_per_level	Bit rate per level	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.cgs	Supports CGS rewrite (H.264 only)	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_12_5	12.5 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_15	15 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_25	25 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_30	30 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_50	50 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_60	60 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_7_5	7.5 fps	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.frame_rate_mask	Frame rate mask	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.max_height	Max Height	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.max_pixels	Max Pixels per Frame	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.max_width	Max Width	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.mays	Number of MAY instances	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.min_bitrate	Min bit rate	Unsigned integer (32 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.musts	Number of MUST instances	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.no_sp_baseline	Only Supports Constrained Baseline (H.264 only)	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.no_sp_frames	No support for SP Frames (RT only)	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.payload_type	Payload Type	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.quality_histogram	Receiver Count	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry.ucconfig_mode	UCConfig Mode	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.entry_length	Entry Length	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.key_frame_request	Key Frame Request	Boolean	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.num_entries	Number of Entries	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.request_id	Request Id	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.psfb.ms.vsr.version	Version	Unsigned integer (8 bits)	2.0.0 to 4.4.2
rtcp.psfb.remb.fci.bitrate	Maximum bit rate	Character string	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.psfb.remb.fci.br_exp	BR Exp	Unsigned integer (8 bits)	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.psfb.remb.fci.br_mantissa	Br Mantissa	Unsigned integer (32 bits)	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.psfb.remb.fci.number_ssrcs	Number of Ssrcs	Unsigned integer (8 bits)	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.psfb.remb.fci.ssrc	SSRC	Unsigned integer (32 bits)	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.psfb.remb.identifier	Unique Identifier	Character string	1.12.0 to 1.12.13, 2.4.0 to 4.4.2
rtcp.pt	Packet type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.rc	Reception report count	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.roundtrip-delay	Roundtrip Delay(ms)	Signed integer (32 bits)	1.0.0 to 4.4.2
rtcp.roundtrip-delay.expert	RTCP round-trip delay detected (%d ms)	Label	1.12.0 to 4.4.2
rtcp.roundtrip-delay.negative	Negative RTCP round-trip delay detected (%d ms)	Label	1.12.0 to 4.4.2
rtcp.rtpfb.ccfb.ato	Arrival Time Offset	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.beginseq	Begin Sequence Number	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.ecn	Explicit Congestion Notification	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.numreports	Number Of Reports	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.padding	Padding	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.received	Received	Unsigned integer (16 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.ccfb.timestamp	Timestamp	Unsigned integer (32 bits)	4.4.0 to 4.4.2
rtcp.rtpfb.fmt	RTCP Feedback message type (FMT)	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.rtpfb.fmt_not_implemented	RTPFB FMT not dissected, contact Wireshark developers if you want this to be supported	Label	4.4.0 to 4.4.2
rtcp.rtpfb.nack	RTCP Transport Feedback NACK	Unsigned integer (16 bits)	1.0.0 to 1.8.15
rtcp.rtpfb.nack.blp	RTCP Transport Feedback NACK BLP	Unsigned integer (16 bits)	1.0.0 to 1.8.15
rtcp.rtpfb.nack_blp	RTCP Transport Feedback NACK BLP	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcp.rtpfb.nack_pid	RTCP Transport Feedback NACK PID	Unsigned integer (16 bits)	1.10.0 to 4.4.2
rtcp.rtpfb.tmmbr.fci.bitrate	Maximum total media bit rate	Character string	1.4.0 to 4.4.2
rtcp.rtpfb.tmmbr.fci.exp	MxTBR Exp	Unsigned integer (8 bits)	1.4.0 to 4.4.2
rtcp.rtpfb.tmmbr.fci.mantissa	MxTBR Mantissa	Unsigned integer (24 bits)	1.4.0 to 4.4.2
rtcp.rtpfb.tmmbr.fci.measuredoverhead	Measured Overhead	Unsigned integer (16 bits)	1.4.0 to 4.4.2
rtcp.rtpfb.tmmbr.fci.ssrc	SSRC	Unsigned integer (32 bits)	1.4.0 to 4.4.2
rtcp.rtpfb.transportcc.baseseq	Base Sequence Number	Unsigned integer (16 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.pktchunk	Packet Chunk	Unsigned integer (16 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.pktcount	Feedback Packets Count	Unsigned integer (8 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.recv_delta	Recv Delta	Unsigned integer (8 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.recv_delta.padding	Recv Delta Padding	Unsigned integer (16 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.reftime	Reference Time	Signed integer (24 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc.statuscount	Packet Status Count	Unsigned integer (16 bits)	2.6.0 to 4.4.2
rtcp.rtpfb.transportcc_bad	Too many packet chunks (more than packet status count)	Label	2.6.1 to 4.4.2
rtcp.sc	Source count	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.sdes.length	Length	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.sdes.prefix.length	Prefix length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.sdes.prefix.string	Prefix string	Character string	1.0.0 to 4.4.2
rtcp.sdes.ssrc_csrc	SSRC / CSRC identifier	Unsigned integer (32 bits)	1.0.0 to 1.8.15
rtcp.sdes.text	Text	Character string	1.0.0 to 4.4.2
rtcp.sdes.type	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.sender.octetcount	Sender's octet count	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.sender.packetcount	Sender's packet count	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.senderssrc	Sender SSRC	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.setup	Stream setup	Character string	1.0.0 to 4.4.2
rtcp.setup-frame	Setup frame	Frame number	1.0.0 to 4.4.2
rtcp.setup-method	Setup Method	Character string	1.0.0 to 4.4.2
rtcp.spare16	Spare	Unsigned integer (16 bits)	3.2.0 to 4.4.2
rtcp.ssrc.cum_nr	Cumulative number of packets lost	Signed integer (24 bits)	1.0.0 to 4.4.2
rtcp.ssrc.discarded	Fraction discarded	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.ssrc.dlsr	Delay since last SR timestamp	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.ssrc.ext_high	Extended highest sequence number received	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.ssrc.fraction	Fraction lost	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.ssrc.high_cycles	Sequence number cycles count	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.ssrc.high_seq	Highest sequence number received	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.ssrc.identifier	Identifier	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.ssrc.jitter	Interarrival jitter	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.ssrc.lsr	Last SR timestamp	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.stream_id	Stream id	Unsigned integer (64 bits)	3.4.0 to 4.4.2
rtcp.timebase_indicator	Timebase Indicator	Unsigned integer (16 bits)	3.4.0 to 4.4.2
rtcp.timestamp.as	AS timestamp	Unsigned integer (32 bits)	3.4.0 to 4.4.2
rtcp.timestamp.ntp	MSW and LSW as NTP timestamp	Date and time	1.0.0 to 4.4.2
rtcp.timestamp.ntp.lsw	Timestamp, LSW	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.timestamp.ntp.msw	Timestamp, MSW	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.timestamp.rtp	RTP timestamp	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.version	Version	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.beginseq	Begin Sequence Number	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.bl	Length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.bs	Type Specific	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.bt	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.btxnq.begseq	Starting sequence number	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.cycles	Number of cycles in calculation	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.endseq	Last sequence number	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.es	ES due to unavailable packet events	Unsigned integer (32 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.jbevents	Number of jitter buffer adaptations to date	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.ses	SES due to unavailable packet events	Unsigned integer (32 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.spare	Spare/reserved bits	Character string	1.2.0 to 4.4.2
rtcp.xr.btxnq.tdegjit	Time degraded by jitter buffer adaptation events	Unsigned integer (32 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.tdegnet	Time degraded by packet loss or late delivery	Unsigned integer (32 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.vmaxdiff	Maximum IPDV difference in 1 cycle	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.vrange	Maximum IPDV difference seen to date	Unsigned integer (16 bits)	1.2.0 to 4.4.2
rtcp.xr.btxnq.vsum	Sum of peak IPDV differences to date	Unsigned integer (32 bits)	1.2.0 to 4.4.2
rtcp.xr.chunk.bit_vector	Bit Vector	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.xr.chunk.length	Check length	Unsigned integer (16 bits)	2.0.0 to 4.4.2
rtcp.xr.chunk.null_terminator	Null Terminator	Label	2.0.0 to 4.4.2
rtcp.xr.dlrr	Delay since last RR timestamp	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.endseq	End Sequence Number	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.idms.msci	Media Stream Correlation Identifier	Unsigned integer (32 bits)	1.8.0 to 4.4.2
rtcp.xr.idms.ntp_pres_ts	NTP Timestamp of presentation	Unsigned integer (32 bits)	1.8.0 to 4.4.2
rtcp.xr.idms.ntp_rcv_ts	NTP Timestamp of packet reception	Date and time	2.0.0 to 4.4.2
rtcp.xr.idms.ntp_rcv_ts_lsw	NTP Timestamp of packet reception (lsw)	Unsigned integer (32 bits)	1.8.0 to 1.12.13
rtcp.xr.idms.ntp_rcv_ts_msw	NTP Timestamp of packet reception (msw)	Unsigned integer (32 bits)	1.8.0 to 1.12.13
rtcp.xr.idms.pt	Payload Type	Unsigned integer (8 bits)	1.8.0 to 4.4.2
rtcp.xr.idms.rtp_ts	RTP Timestamp of packet	Unsigned integer (32 bits)	1.8.0 to 4.4.2
rtcp.xr.idms.source_ssrc	Source SSRC	Unsigned integer (32 bits)	1.8.0 to 4.4.2
rtcp.xr.idms.spst	Synchronization Packet Sender Type	Unsigned integer (8 bits)	1.8.0 to 4.4.2
rtcp.xr.lrr	Last RR timestamp	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.receipt_time_seq	Receipt Time	Unsigned integer (32 bits)	1.10.0 to 4.4.2
rtcp.xr.stats.devjitter	Standard Deviation of Jitter	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.devttl	Standard Deviation of TTL	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.dupflag	Duplicates Report Flag	Boolean	1.0.0 to 4.4.2
rtcp.xr.stats.dups	Duplicate Packets	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.jitterflag	Jitter Report Flag	Boolean	1.0.0 to 4.4.2
rtcp.xr.stats.lost	Lost Packets	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.lrflag	Loss Report Flag	Boolean	1.0.0 to 4.4.2
rtcp.xr.stats.maxjitter	Maximum Jitter	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.maxttl	Maximum TTL or Hop Limit	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.meanjitter	Mean Jitter	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.meanttl	Mean TTL or Hop Limit	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.minjitter	Minimum Jitter	Unsigned integer (32 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.minttl	Minimum TTL or Hop Limit	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.stats.ttl	TTL or Hop Limit Flag	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.tf	Thinning factor	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.timestamp	Timestamp	Date and time	2.0.0 to 4.4.2
rtcp.xr.voipmetrics.burstdensity	Burst Density	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.burstduration	Burst Duration(ms)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.esdelay	End System Delay(ms)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.extrfactor	External R Factor	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.gapdensity	Gap Density	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.gapduration	Gap Duration(ms)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.gmin	Gmin	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.jba	Adaptive Jitter Buffer Algorithm	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.jbabsmax	Absolute Maximum Jitter Buffer Size	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.jbmax	Maximum Jitter Buffer Size	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.jbnominal	Nominal Jitter Buffer Size	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.jbrate	Jitter Buffer Rate	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.moscq	MOS - Conversational Quality	Floating point (single-precision)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.moslq	MOS - Listening Quality	Floating point (single-precision)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.noiselevel	Noise Level	Signed integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.plc	Packet Loss Concealment Algorithm	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.rerl	Residual Echo Return Loss	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.rfactor	R Factor	Unsigned integer (8 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.rtdelay	Round Trip Delay(ms)	Unsigned integer (16 bits)	1.0.0 to 4.4.2
rtcp.xr.voipmetrics.signallevel	Signal Level	Signed integer (8 bits)	1.0.0 to 4.4.2
srtcp.auth_tag	SRTCP Auth Tag	Byte sequence	1.0.0 to 4.4.2
srtcp.e	SRTCP E flag	Boolean	1.0.0 to 4.4.2
srtcp.encrypted_payload	Encrypted RTCP Payload - not dissected	Label	2.0.0 to 4.4.2
srtcp.index	SRTCP Index	Unsigned integer (32 bits)	1.0.0 to 4.4.2
srtcp.mki	SRTCP MKI	Byte sequence	1.0.0 to 4.4.2