Cisco Cisco Digital Service Access Node (DSAN) 8211 Installation Guide
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eCM Rx/Tx Details Page
The eCM Rx/Tx Details page appears as shown in the example below.
Field Descriptions
Field Name
Description
Docsis Version Supported
DOCSIS specification version
Downstream Freq
DOCSIS Receiver tuner frequency in Hz
Downstream Channel Width Receiver bandwidth in Hz
Downstream Power Level
Receiver power level in dBmV
Note: This value represents the downstream power level
present at the embedded cable modem on the digital
board, which is 9.5 dB lower than the power level at the
DSAN input port. For example, the 5.9 dBmV value
shown here implies (5.9 + 9.5 =) 15.4 dBmV at the DSAN
input port.
present at the embedded cable modem on the digital
board, which is 9.5 dB lower than the power level at the
DSAN input port. For example, the 5.9 dBmV value
shown here implies (5.9 + 9.5 =) 15.4 dBmV at the DSAN
input port.
Downstream S/N Level
Receiver signal-to-noise ratio in dB
Downstream QAM Mode
Modulation mode - QAM64 or QAM256
Downstream Annex
Annex type - A, B, or C
QAM Interleave
QAM modulation interleave value
UnErrored Counter
Number of packets received without errors