Diagnostics
High-Definition DVR DCX3520e-M
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Installation Manual
75
365-095-25080-x.1
Field
Description
Obtain US Parameters
The DOCSIS upstream channel descriptor (UCD) acquisition status:
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YES — The UCD is acquired.
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NO — The set-top is acquiring the UCD or the downstream channel.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
Establish IP
Connectivity
Displays whether the cable modem has acquired its IP address, typically from a Dynamic Host
Configuration Protocol (DHCP) server:
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YES — The IP address is acquired.
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NO — The set-top is acquiring its IP address.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
Obtain Configuration
File
Displays whether the cable modem has downloaded its DOCSIS cable modem configuration file
from the TFTP server:
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YES — The cable modem configuration file has been successfully downloaded.
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NO — The set-top is downloading its cable modem configuration file.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
eCM Registered
Displays whether the embedded cable modem has registered with the cable modem
termination system (CMTS):
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YES — DOCSIS registration is complete.
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NO — DOCSIS registration is in progress, or the set-top could not register.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
Network Access
Displays whether the cable modem has been granted access to the DOCSIS network:
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YES — The cable modem was granted DOCSIS network access.
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NO — The set-top is obtaining DOCSIS network access.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
Initialize BPI
The Baseline Privacy Interface (BPI) status:
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YES — BPI has been successfully initialized for the cable modem.
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NO — BPI initialization is in progress, has failed, or was not requested by the network.
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N/A — The value is invalid or cannot be retrieved, or DOCSIS is not enabled.
System Up Time
The Days, Hours, Mins (minutes), and Seconds the DOCSIS system has been operational. If the
value is invalid or cannot be retrieved, or if DOCSIS is not enabled, each field displays zeros.
IP Addresses
The Cable Modem and Set-Top IP addresses in dotted-decimal format xxx.xxx.xxx.xxx. Each byte
value is padded with zeros when necessary. For example, 10.0.1.10 is displayed as
010.000.001.010. If the value is invalid or cannot be retrieved, or if DOCSIS is not enabled,
000.000.000.000 is displayed.
MAC Addresses
The Cable Modem and Set-Top MAC address in hexadecimal format xx:xx:xx:xx:xx:xx. Each byte
value xx ranges from 00 to FF and is padded with zeros when necessary. For
example,0:0:2D:1:F1:D is displayed as 00:00:2D:01:F1:0D. If the value is invalid or cannot be
retrieved, or if DOCSIS is not enabled, 00:00:00:00:00:00 is displayed.
Downstream Channel (carries data from the headend to the set-top)
