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Display Filter Reference: DOCSIS Upstream Channel Descriptor Type 29
Protocol field name: docsis_type29ucd
Versions: 1.0.0 to 1.6.5
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| Field name | Type | Description | Versions |
|---|---|---|---|
| docsis_type29ucd.burst.diffenc | Unsigned integer, 1 byte | 2 Differential Encoding | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.fec | Unsigned integer, 1 byte | 5 FEC (T) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.fec_codeword | Unsigned integer, 1 byte | 6 FEC Codeword Info bytes (k) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.guardtime | Unsigned integer, 1 byte | 9 Guard Time Size (Symbol Times) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.last_cw_len | Unsigned integer, 1 byte | 10 Last Codeword Length | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.maxburst | Unsigned integer, 1 byte | 8 Max Burst Size (Minislots) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.modtype | Unsigned integer, 1 byte | 1 Modulation Type | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.preamble_len | Unsigned integer, 2 bytes | 3 Preamble Length (Bits) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.preamble_off | Unsigned integer, 2 bytes | 4 Preamble Offset (Bits) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.preambletype | Unsigned integer, 1 byte | 14 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.rsintblock | Unsigned integer, 1 byte | 13 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.rsintdepth | Unsigned integer, 1 byte | 12 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.scdmacodespersubframe | Unsigned integer, 1 byte | 16 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.scdmaframerintstepsize | Unsigned integer, 1 byte | 17 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.scdmascrambleronoff | Unsigned integer, 1 byte | 15 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.scrambler_seed | Unsigned integer, 2 bytes | 7 Scrambler Seed | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.scrambleronoff | Unsigned integer, 1 byte | 11 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.burst.tcmenabled | Unsigned integer, 1 byte | 18 Scrambler On/Off | 1.0.0 to 1.6.5 |
| docsis_type29ucd.confcngcnt | Unsigned integer, 1 byte | Config Change Count | 1.0.0 to 1.6.5 |
| docsis_type29ucd.downchid | Unsigned integer, 1 byte | Downstream Channel ID | 1.0.0 to 1.6.5 |
| docsis_type29ucd.extpreamble | Sequence of bytes | 6 Extended Preamble Pattern | 1.0.0 to 1.6.5 |
| docsis_type29ucd.freq | Unsigned integer, 4 bytes | 2 Frequency (Hz) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.iuc | Unsigned integer, 1 byte | Interval Usage Code | 1.0.0 to 1.6.5 |
| docsis_type29ucd.maintainpowerspectraldensity | Sequence of bytes | 15 Maintain power spectral density | 1.0.0 to 1.6.5 |
| docsis_type29ucd.mslotsize | Unsigned integer, 1 byte | Mini Slot Size (6.25us TimeTicks) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.preamble | Sequence of bytes | 3 Preamble Pattern | 1.0.0 to 1.6.5 |
| docsis_type29ucd.rangingrequired | Sequence of bytes | 16 Ranging Required | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmaactivecodes | Sequence of bytes | 10 SCDMA Active Codes | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmacodehoppingseed | Sequence of bytes | 11 SCDMA Code Hopping Seed | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmacodesperminislot | Sequence of bytes | 9 SCDMA Codes per mini slot | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmaenable | Sequence of bytes | 7 SCDMA Mode Enable | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmaspreadinginterval | Sequence of bytes | 8 SCDMA Spreading Interval | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmatimestamp | Sequence of bytes | 14 SCDMA Timestamp Snapshot | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmausratiodenom | Sequence of bytes | 13 SCDMA US Ratio Denominator | 1.0.0 to 1.6.5 |
| docsis_type29ucd.scdmausrationum | Sequence of bytes | 12 SCDMA US Ratio Numerator | 1.0.0 to 1.6.5 |
| docsis_type29ucd.symrate | Unsigned integer, 1 byte | 1 Symbol Rate (ksym/sec) | 1.0.0 to 1.6.5 |
| docsis_type29ucd.upchid | Unsigned integer, 1 byte | Upstream Channel ID | 1.0.0 to 1.6.5 |