Cisco Headend System Release 2.5 Guía De Instalación
1-12
SR 2.5 and SR 3.5 UniPack Pre-Upgrade Procedures
78-738190-01 Rev B
Verify System Communications
Verifying System Communication
Use this procedure to verify that an active communication link exists between the
DNCS and the various system components. The DNCS must be able to communicate
with other system components to ensure a successful system upgrade.
Important: If any of the following tests fail, troubleshoot the system to the best of
Important: If any of the following tests fail, troubleshoot the system to the best of
your ability. If you are unable to resolve the failure, contact Cisco Services for
assistance.
1.
From an xterm window on the DNCS, type cd /export/home/dncs/doctor and
then press Enter.
Result: The /export/home/dncs/doctor directory becomes the working
Result: The /export/home/dncs/doctor directory becomes the working
directory.
2.
Generate a complete Doctor Report by typing doctor -av and then press
Enter.
Results:
•
Results:
•
The system generates the Doctor Report listing all system configuration
information and directs the output of the report to the screen.
•
The system also saves the output of the Doctor Report to a log file in the
current directory on the DNCS.
Notes:
•
•
Depending upon the size of your system, it may take a few minutes for the
report to generate.
•
The final line of the report generated to the screen lists the file to which the
output was saved.
3.
Examine the log file and verify that the system was able to ping the following
hardware components:
•
•
The Broadband Integrated Gateway (BIG)
•
All Quadrature Amplitude Modulators (QAMs) in the system
•
All Quadrature Phase-Shift Keying (QPSK) Modulators in the system (both
the Ethernet and RF [radio frequency] ports)
•
The Transaction Encryption Device (TED)