ABCDEFGHIJKLMNOPQRSTUVWXYZ
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Dest IP address range startDest IP address range endPort numbersPayloadRemarksReference
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224.0.23.60224.0.23.604937Low Level Signaling (LLS):
1) Service List Table (SLT)
2) Rating Region Table (RRT)
3) System Time fragment
4) Advanced Emergency Alert Table (AEAT)
5) Onscreen Message Notification fragment		ATSC A/331:2017 at para. 6.1
ATSC A/324:2018 at para. 6
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239.0.0.0239.255.255.255Data Source Transport Protocol (DSTP) streamATSC A/324:2018 at para. 6.2.1
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239.0.0.0239.255.255.255Ports 30000 through 30063 for PLPs 0 through 63, respectively; port 30064 for Preamble data; and port 30065 for inner tunneled Stream carrying the Timing and Management DataSTL Transport Protocol (STLTP) ATSC A/324:2018 at para. 8.1.1 and 8.1.2
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239.0.0.0 239.255.255.255port 30000 through 30063 corresponding to PLP 0 through 63ATSC Link-Layer Protocol Transport Protocol (ALPTP)ATSC A/324:2018 at para. 7.2.1
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239.0.51.48239.0.51.4830000 through 30063, corresponding to the PLPs numbered from 0 through 63; port 30064 for Preamble data; port 30065 for TMP() packetsBaseband Packetizer Packet Set (BPPS)ATSC A/324:2018 at para. 8.2.1, 8.3.1 and 8.3.4
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239.255.0.0239.255.255.255above 1024All other•third octet shall correspond to a value of SLT.Service@majorChannelNoATSC A/331:2017 at para. 6.1
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