Wireshark · Display Filter Reference: Pragmatic General Multicast

Field name	Description	Type	Versions
pgm.ack.bitmap	Packet Bitmap	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.ack.maxsqn	Maximum Received Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.address_format_invalid	Can't handle this address format	Label	1.12.0 to 4.4.2
pgm.bad_checksum	Bad checksum	Label	2.4.0 to 4.4.2
pgm.data.sqn	Data Packet Sequence Number	Unsigned integer (32 bits)	1.0.0 to 1.8.15
pgm.data.trail	Trailing Edge Sequence Number	Unsigned integer (32 bits)	1.0.0 to 1.8.15
pgm.genopts.end	Option end	Boolean	1.2.9 to 4.4.2
pgm.genopts.len	Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.genopts.len.invalid	Option length invalid	Label	1.12.0 to 4.4.2
pgm.genopts.opx	Option Extensibility Bits	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.genopts.type	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.hdr.cksum	Checksum	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.hdr.cksum.status	Checksum Status	Unsigned integer (8 bits)	2.2.0 to 4.4.2
pgm.hdr.cksum_bad	Bad Checksum	Boolean	1.0.0 to 2.0.16
pgm.hdr.dport	Destination Port	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.hdr.gsi	Global Source Identifier	Byte sequence	1.0.0 to 4.4.2
pgm.hdr.opts	Options	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.hdr.opts.netsig	Network Significant Options	Boolean	1.0.0 to 4.4.2
pgm.hdr.opts.opt	Options	Boolean	1.0.0 to 4.4.2
pgm.hdr.opts.parity	Parity	Boolean	1.0.0 to 4.4.2
pgm.hdr.opts.varlen	Variable length Parity Packet Option	Boolean	1.0.0 to 4.4.2
pgm.hdr.sport	Source Port	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.hdr.tsdulen	Transport Service Data Unit Length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.hdr.type	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.nak.grp	Multicast Group NLA	IPv4 address	1.0.0 to 2.0.16
pgm.nak.grp.ipv4	Multicast Group NLA	IPv4 address	2.2.0 to 4.4.2
pgm.nak.grp.ipv6	Multicast Group NLA	IPv6 address	2.2.0 to 4.4.2
pgm.nak.grpafi	Multicast Group AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.nak.grpres	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.nak.sqn	Requested Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.nak.src	Source NLA	IPv4 address	1.0.0 to 2.0.16
pgm.nak.src.ipv4	Source NLA	IPv4 address	2.2.0 to 4.4.2
pgm.nak.src.ipv6	Source NLA	IPv6 address	2.2.0 to 4.4.2
pgm.nak.srcafi	Source NLA AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.nak.srcres	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.ccdata.acker	Acker	IPv4 address	1.0.0 to 2.0.16
pgm.opts.ccdata.acker.ipv4	Acker	IPv4 address	2.2.0 to 4.4.2
pgm.opts.ccdata.acker.ipv6	Acker	IPv6 address	2.2.0 to 4.4.2
pgm.opts.ccdata.afi	Acker AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.ccdata.lossrate	Loss Rate	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.ccdata.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.ccdata.res2	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.ccdata.tstamp	Time Stamp	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.fragment.first_sqn	First Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.fragment.fragment_offset	Fragment Offset	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.fragment.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.fragment.total_length	Total Length	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.join.min_join	Minimum Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.join.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.len	Length	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.nak.list	List	Byte sequence	1.0.0 to 4.4.2
pgm.opts.nak.op	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_ivl.bo_ivl	Back-off Interval	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_ivl.bo_ivl_sqn	Back-off Interval Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_ivl.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_rng.max_bo_ivl	Max Back-off Interval	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_rng.min_bo_ivl	Min Back-off Interval	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.nak_bo_rng.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.parity_prm.op	Parity Parameters	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.parity_prm.prm_grp	Transmission Group Size	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.opts.parity_prm.reserved	Reserved	Unsigned integer (8 bits)	4.4.0 to 4.4.2
pgm.opts.redirect.afi	DLR AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.redirect.dlr	DLR	IPv4 address	1.0.0 to 2.0.16
pgm.opts.redirect.dlr.ipv4	DLR	IPv4 address	2.2.0 to 4.4.2
pgm.opts.redirect.dlr.ipv6	DLR	IPv6 address	2.2.0 to 4.4.2
pgm.opts.redirect.res	Reserved	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.redirect.res2	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.tlen	Total Length	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.opts.tlen.invalid	Total Length invalid	Label	1.12.0 to 4.4.2
pgm.opts.type	Type	Unsigned integer (8 bits)	1.0.0 to 4.4.2
pgm.opts.type.invalid	Invalid option	Label	1.12.0 to 4.4.2
pgm.poll.backoff_ivl	Back-off Interval	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.poll.matching_bmask	Matching Bitmask	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.poll.path	Path NLA	IPv4 address	1.0.0 to 2.0.16
pgm.poll.path.ipv4	Path NLA	IPv4 address	2.2.0 to 4.4.2
pgm.poll.path.ipv6	Path NLA	IPv6 address	2.2.0 to 4.4.2
pgm.poll.pathafi	Path NLA AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.poll.rand_str	Random String	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.poll.res	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.poll.round	Round	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.poll.sqn	Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.poll.subtype	Subtype	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.polr.res	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.polr.round	Round	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.polr.sqn	Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.port	Port	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.spm.lead	Leading Edge Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.spm.path	Path NLA	IPv4 address	1.0.0 to 2.0.16
pgm.spm.path.ipv4	Path NLA	IPv4 address	2.2.0 to 4.4.2
pgm.spm.path.ipv6	Path NLA	IPv6 address	2.2.0 to 4.4.2
pgm.spm.pathafi	Path NLA AFI	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.spm.res	Reserved	Unsigned integer (16 bits)	1.0.0 to 4.4.2
pgm.spm.sqn	Sequence number	Unsigned integer (32 bits)	1.0.0 to 4.4.2
pgm.spm.trail	Trailing Edge Sequence Number	Unsigned integer (32 bits)	1.0.0 to 4.4.2