Cisco Headend System Release 2.7 Guía De Instalación
Chapter 1 Initial Installation of RNCS Software
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4022447 Rev B
Adding Video QAMs
Complete the following steps to add a video QAM modulator to the RNCS.
1 On the DNCS Administrative Console, click the DNCS tab.
2 Click the Network Element Provisioning tab.
3 Click QAM. The QAM List window opens.
4 Click File> New > QAM/MQAM/GQAM (select the appropriate option based
1 On the DNCS Administrative Console, click the DNCS tab.
2 Click the Network Element Provisioning tab.
3 Click QAM. The QAM List window opens.
4 Click File> New > QAM/MQAM/GQAM (select the appropriate option based
on your installation). The Set Up QAM window opens with the Basic Parameters
tab in the forefront.
tab in the forefront.
5 Complete the following:
Headend Name—
Select the RNCS headend associated with this QAM.
QAM Name—Enter the name of this QAM. You can use up to 20
alphanumeric characters.
alphanumeric characters.
MAC Address—Enter the MAC address for the QAM.
IP Address—Enter the IP address for this QAM.
Subnet Mask—Enter the subnet mask where this QAM modulator resides.
Modulation Type—Select the type of modulation this modulator uses.
Default Gateway—If your system uses a default gateway, the IP address of
your default gateway. Using a default gateway speeds up the reconnection
process that occurs after a QAM is rebooted.
your default gateway. Using a default gateway speeds up the reconnection
process that occurs after a QAM is rebooted.
Administrative State—Select whether this modulator is enabled.
–
–
Select Online to enable this QAM.
–
Select Offline to disable this QAM.
Allow SI—Since this is a content (video) QAM, do not select this option (no
checkmark).
checkmark).
Input Port—
Select the type of interface that will receive data from the QAM.
INPUT Transport Stream ID—The system sets this value automatically
when the corresponding transport stream ID is set up and the connection is
established on the Connectivity tab.
when the corresponding transport stream ID is set up and the connection is
established on the Connectivity tab.
RF OUT
–
–
Modulation—Select the type of modulation this QAM modulator uses.
–
Transport Stream ID—Enter a number that identifies the transport
stream going from this modulator. You can use up to 5 numeric
characters.
stream going from this modulator. You can use up to 5 numeric
characters.
–
Channel Center Frequency (MHz)—Enter the channel frequency that
will send system information to set-tops. We recommend that you enter a
value in 6 MHz increments from 91 to 867 MHz.
will send system information to set-tops. We recommend that you enter a
value in 6 MHz increments from 91 to 867 MHz.
–
Continuous Wave Mode—Determines whether the QAM produces an
unmodulated RF carrier. Enable this option to produce an unmodulated
RF carrier, which is is useful when performing testing.
unmodulated RF carrier. Enable this option to produce an unmodulated
RF carrier, which is is useful when performing testing.