User's Manual

Chapter 5: GlobeSpan Control Panel Application
GlobeSpan, Inc. Proprietary – Use Pursuant to NDA
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R_I
Upstream and downstream number of redundant bytes per Reed-Solomon code
word for the interleaved buffer.
D
Upstream and downstream delay (in symbols) incurred by RS for the interleaved
buffer
S
Upstream and downstream number of DMT symbols per RS code word for the
interleaved buffer
Note: the total delay in a given direction =
4
SD
∗
msec.
Framing Overhead
There are two types of framing defined per T1.413: full overhead and reduced
overhead. Each type has 2 versions thus resulting in four framing structures
referred to as 0, 1, 2, and 3. These framing structures are described in Table 4 of
T1.413.
Trellis Coding
Indicates whether trellis coding is enabled or disabled. Note that trellis coding will
only be enabled if both CO and CP choose to enable.
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