Cisco Headend Digital Broadband Delivery System 설치 가이드
Understand the Data in the Doctor Report Fields
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Active Subscriber Packages
The data in the Active Subscriber Packages field lists the number of active subscriber
packages configured on the DNCS.
packages configured on the DNCS.
SI_INSERT_RATE
The data in the SI_INSERT_RATE field lists the calculated and the current value of
the SI_INSERT_RATE variable.
the SI_INSERT_RATE variable.
Notes:
The SI_INSERT_RATE variable represents how long it takes for a DHCT to get
system information (SI).
system information (SI).
The calculated value is based on the number of hubs and virtual channel table
(VCT) entries.
(VCT) entries.
The Doctor Report verifies that the current value of the SI_INSERT_RATE
variable is 100 percent of the calculated value. A rate of 0 (zero) indicates that SI
is only being sent out-of-band.
variable is 100 percent of the calculated value. A rate of 0 (zero) indicates that SI
is only being sent out-of-band.
The Doctor Report also verifies that the SI_INSERT_RATE variable is spelled
correctly and is shown with all capital letters in the DNCS .profile file.
correctly and is shown with all capital letters in the DNCS .profile file.
Important! Note these important points about the SI_INSERT_RATE variable:
If the system reports that the current SI_INSERT_RATE variable is less than 100
percent of the calculated variable, contact Cisco Services for assistance.
percent of the calculated variable, contact Cisco Services for assistance.
If the system reports that the SI_INSERT_RATE variable is misspelled in the
.profile file, use a text editor to correct the spelling.
.profile file, use a text editor to correct the spelling.
SI Out-of-band Interval
The SI Out-of-band Interval lists how often out-of-band data is sent to DHCTs.
System Time Message Delivery
If debug flag D is set in the EMCDEBUG variable in the .profile file, the data in the
System Time Message Delivery field confirms whether the system time message
(STM) has been sent to DHCTs within the past 12 seconds.
System Time Message Delivery field confirms whether the system time message
(STM) has been sent to DHCTs within the past 12 seconds.
Important! If the Doctor Report reports that STMs are not being delivered every 12
seconds, use the dncsControl utility to restart the siManager process.
seconds, use the dncsControl utility to restart the siManager process.
Distinguished SI QAM
The data in the Distinguished SI QAM field identifies the QAM modulator that is
used by DHCTs for SI retrieval, as well as the IP address of that QAM modulator.
used by DHCTs for SI retrieval, as well as the IP address of that QAM modulator.