Cisco Headend System Release 2.7 Installation Guide
When to Complete These Procedures
4038415 Rev A
3
When to Complete These Procedures
Upgrade Process
As you are planning the upgrade, be sure to contact your billing vendor to make
arrangements to suspend the billing interface on the night of the upgrade. This is an
important step. Your system must not try to access the database during the upgrade
process. In addition, contact the provider(s) of any third-party applications that your
system supports. Follow their guidance in determining whether these third-party
interfaces should be stopped and if the application needs to be updated during the
upgrade.
arrangements to suspend the billing interface on the night of the upgrade. This is an
important step. Your system must not try to access the database during the upgrade
process. In addition, contact the provider(s) of any third-party applications that your
system supports. Follow their guidance in determining whether these third-party
interfaces should be stopped and if the application needs to be updated during the
upgrade.
All procedures in this chapter should be completed before entering the maintenance
window. Installation CDs should be verified as soon as possible after they are
received. This allows time to identify and ship replacement CDs, if necessary. File
system backups should be started the morning of the upgrade to ensure that they
complete prior to the maintenance window.
window. Installation CDs should be verified as soon as possible after they are
received. This allows time to identify and ship replacement CDs, if necessary. File
system backups should be started the morning of the upgrade to ensure that they
complete prior to the maintenance window.
Complete These Procedures
Pre-Maintenance Window
To save valuable time, complete the following procedures in this chapter prior to the
beginning of the maintenance window. Depending upon the size of the system you
are upgrading, it should take about 3 or 4 hours to complete these procedures.
beginning of the maintenance window. Depending upon the size of the system you
are upgrading, it should take about 3 or 4 hours to complete these procedures.
Plan Which Optional Features will be Supported (on page 5)
Verify the Integrity of the CDs (on page 8)
Verify the Integrity of the Maintenance CD (on page 10)
Check Available Disk Space (on page 11)
Back Up Modulator Control Files (on page 12)
Run the Doctor Report (on page 13)
Examine Mirrored Devices (on page 14)
Verify DBDS Stability (on page 15)
Obtain DNCS System Configuration (on page 16)
Obtain Application Server System Configuration (on page 17)
Collect Network Information (on page 18)
Check SAM Timers (on page 20)