System information

BSR 64000 Configuration and Management Guide
6-16
Configuring the Downstream Interleave Depth
The cable operator can protect the downstream path from excess noise or decrease
latency on the downstream path by setting the interleave depth. A higher interleave
depth provides more protection from noise on the HFC network, but increases
downstream latency. A lower interleave depth decreases downstream latency, but
provides less protection from noise on the HFC network.
1. Review Table 6-2 to determine the appropriate interleave-depth.
2. To set the downstream port interleave depth, use the cable downstream
interleave-depth command in Interface Configuration mode, as shown below:
MOT(config-if)#cable downstream <0-0> interleave-depth [8 | 16 | 32 |
64 | 128]
where:
Table 6-2 Interleave Depth Criteria
Depth # of Taps Increments
88 16
16 16 8
32 32 4
64 64 2
128 128 1
Note: The Euro DOCSIS standard requires an interleave depth of 12, 12
Taps, and 17 increments.
Note: A higher interleave depth provides more protection from bursts of noise
on the HFC network; however, it increases downstream latency.