4 DIAGNOSTICS

Field

Description

 

 

Mode

The DOCSIS upstream channel modulation: QPSK, QAM 8, QAM 16, QAM 32, QAM

 

64, or QAM 128. If the value is invalid or cannot be retrieved, or if DOCSIS is not

 

enabled, N/A is displayed.

 

 

Channel ID

The upstream channel identifier 0 to 255. If the value is invalid or cannot be retrieved or

 

DOCSIS is not enabled, N/A is displayed.

 

 

Power Level

The upstream channel power level in dBmV. If the value is invalid or cannot be

 

retrieved, or if DOCSIS is not enabled, 000 is displayed.

 

 

Symbol Rate

The upstream channel symbol rate in mega-symbols per second. If the value is invalid

 

or cannot be retrieved, or if DOCSIS is not enabled, 0.000 is displayed.

 

 

Known MAC

Displays up to 32 MAC addresses learned by the DCH3416 cable modem, including the

Addresses

Set-Top MAC and future MAC addresses assigned by DSG, in hexadecimal format

 

xx:xx:xx:xx:xx:xx on two screens if necessary. If the value is invalid or cannot be

 

retrieved, or if DOCSIS is not enabled, no values are displayed.

 

 

Application Specific Information

This diagnostic displays information about application servers:

The fields are:

Field

Description

 

 

Server# Name

The application server name of up to 14 alphanumeric characters. It is blank if the

 

value is invalid or no value can be retrieved.

 

 

Srvr # IP Addr

The application server’s IP address in dotted-decimal format xxx.xxx.xxx.xxx; each

 

xxx is from 0 to 255. It is blank if the value is invalid or no value can be retrieved.

 

 

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