Wireshark · Display Filter Reference: SRT Protocol

Field name	Description	Type	Versions
srt.ack_seqno	ACKD_RCVLASTACK	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.ackno	Ack Number	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.addinfo	(Unused)	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.bufavail	ACKD_BUFFERLEFT	Unsigned integer (32 bits)	3.0.6 to 4.4.2
srt.bw	ACKD_BANDWIDTH	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.exttype	Extended type	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.exttype_none	(no extended type)	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.agent_latency	Latency	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.blocklen	SRT HS Extension size (4-byte blocks)	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.blocktype	SRT HS Extension type	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.congestctrl	Congestion Control Type	Character string	4.2.0 to 4.4.2
srt.hs.conjestctrl	Congestion Control Type	Character string	3.0.0 to 4.0.17
srt.hs.cookie	SYN Cookie	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.encfield	Encryption Field	Unsigned integer (16 bits)	3.0.0 to 4.2.9
srt.hs.enckeyfield	Crypto Key Field	Unsigned integer (16 bits)	4.4.0 to 4.4.2
srt.hs.ext.group	Wrong HS Ext Group length	Label	4.4.0 to 4.4.2
srt.hs.ext.hsreq	Unknown HS Ext HSREQ length	Label	3.0.0 to 4.4.2
srt.hs.ext.type	Unknown HS Ext Type	Label	3.0.0 to 4.4.2
srt.hs.extfield	Extended Field	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.extfield.config	HS_EXT_FIELD_CONFIG	Boolean	3.0.0 to 4.4.2
srt.hs.extfield.hsreq	HS_EXT_FIELD_HSREQ	Boolean	3.0.0 to 4.4.2
srt.hs.extfield.kmreq	HS_EXT_FIELD_KMREQ	Boolean	3.0.0 to 4.4.2
srt.hs.failtype	Handshake FAILURE code	Unsigned integer (32 bits)	4.2.0 to 4.4.2
srt.hs.filter	Packet Filter Type	Character string	4.4.0 to 4.4.2
srt.hs.flow_window	Flow Window	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.id	Socket ID	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.isn	Initial Sequence Number	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.mtu	MTU	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.peer_latency	Peer Latency	Unsigned integer (16 bits)	3.0.0 to 4.4.2
srt.hs.peerip	Peer IP Address	Character string	3.0.0 to 4.4.2
srt.hs.reqtype	Handshake Type	Signed integer (32 bits)	3.0.0 to 4.4.2
srt.hs.sid	Stream ID	Character string	3.0.0 to 4.4.2
srt.hs.socktype	(Legacy) Socket type	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.srtflags	SRT Flags	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs.srtflags.haicrypt	HAICRYPT	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.nak_report	NAKREPORT	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.rexmit	REXMITFLG	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.stream	STREAM	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.tlpkt_drop	TLPKTDROP	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.tsbpd_rcv	TSBPDRCV	Boolean	3.0.0 to 4.4.2
srt.hs.srtflags.tsbpd_snd	TSBPDSND	Boolean	3.0.0 to 4.4.2
srt.hs.version	Handshake Version	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.hs_ext_group.flags	Group Flags	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.hs_ext_group.id	Group ID	Unsigned integer (32 bits)	4.4.0 to 4.4.2
srt.hs_ext_group.member_weight	Member Weight	Unsigned integer (16 bits)	4.4.0 to 4.4.2
srt.hs_ext_group.type	Group Type	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.id	Destination Socket ID	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.iscontrol	Content	Boolean	3.0.0 to 4.4.2
srt.km	Key Material	Byte sequence	4.4.0 to 4.4.2
srt.km.auth	Auth	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.cipher	Cipher	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.error	KM State	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.km.keki	KEK index	Unsigned integer (32 bits)	4.4.0 to 4.4.2
srt.km.kk	Encryption Keys	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.klen	SEK Length (4-byte blocks)	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.msg	KMX Message (or KM State if 4 bytes)	Byte sequence	3.0.0 to 4.4.2
srt.km.pt	KM Payload Type	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.resv1	Reserved1	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.resv2	Reserved2	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.resv3	Reserved3	Unsigned integer (16 bits)	4.4.0 to 4.4.2
srt.km.s	Reserved 'S' Bit	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.salt	Salt	Byte sequence	4.4.0 to 4.4.2
srt.km.se	Stream Encapsulation	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.sign	KM Signature	Byte sequence	4.4.0 to 4.4.2
srt.km.slen	Salt Length (4-byte blocks)	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.v	KM Version	Unsigned integer (8 bits)	4.4.0 to 4.4.2
srt.km.wrap	Key wrap	Byte sequence	4.4.0 to 4.4.2
srt.msg.enc	Encryption Status	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.msg.order	In-Order Indicator	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.msg.rexmit	Sent as	Boolean	3.0.0 to 4.4.2
srt.msgno	Message Number	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.nak_seqno	Missing Sequence Number(s)	Label	3.0.0 to 4.4.2
srt.pb	Packet Boundary	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.rate	ACKD_RCVSPEED	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.rcvrate	ACKD_RCVRATE	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.rtt	ACKD_RTT	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.rttvar	ACKD_RTTVAR	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.seqno	Sequence Number	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.timestamp	Time Stamp	Unsigned integer (32 bits)	3.0.0 to 4.4.2
srt.type	Msg Type	Unsigned integer (16 bits)	3.0.0 to 4.4.2