Руководство Пользователя для Cisco DNCS System Release 2.8.1 3.8.1 4.3.1
a table of
Continuous Wave Mode -
Determines whether the QAM
produces an unmodulated RF
carrier
Determines whether the QAM
produces an unmodulated RF
carrier
Enable this option to produce an
unmodulated RF carrier.
unmodulated RF carrier.
This is useful when performing testing.
Mute RF Output - Determines
whether the QAM's RF output
port is muted
whether the QAM's RF output
port is muted
Enable this option to turn off the RF output
for a port.
for a port.
This is helpful when installing the modulator.
Disabled - Determines whether
you can set up additional
sessions on an RF output port
on the QAM
you can set up additional
sessions on an RF output port
on the QAM
Enable this option to prevent the DNCS from
setting up any additional sessions on an RF
output port. (Existing sessions are not
affected and continue to function as
expected.)
setting up any additional sessions on an RF
output port. (Existing sessions are not
affected and continue to function as
expected.)
Enabling this option may be helpful when
performing plant maintenance or in the rare
event that a port fails.
performing plant maintenance or in the rare
event that a port fails.
For systems offering VOD service, enabling
this option may be helpful when reallocating
service group resources or in the rare event
that the video server is out of service. When
enabled, the DNCS rejects VOD resource
requests associated with the port selected.
this option may be helpful when reallocating
service group resources or in the rare event
that the video server is out of service. When
enabled, the DNCS rejects VOD resource
requests associated with the port selected.
Interleaver Depth -
Determines the depth of
interleaving for the QAM
Determines the depth of
interleaving for the QAM
Select the depth of interleaving that the
modulator uses.
modulator uses.
Available only if you are using Overlay
technology.
technology.
Port to Hubs - Allows you to
see the hubs available to this
QAM
see the hubs available to this
QAM
Click to view the hubs that are available to
receive content data from this QAM.
receive content data from this QAM.
Select the hub name in the Available Hubs
field, and then click Add. The hub name
moves into the Selected Hubs field. Repeat
this step for each hub that will receive data
from this modulator.
field, and then click Add. The hub name
moves into the Selected Hubs field. Repeat
this step for each hub that will receive data
from this modulator.
If this QAM modulator will send data to all
hubs in the headend, make sure no hubs
appear in the Selected Hubs field.
hubs in the headend, make sure no hubs
appear in the Selected Hubs field.
Application Support - Defines
the application that each RF
output carrier provides
the application that each RF
output carrier provides
Click the arrow of each RF carrier and select
the application that each RF output carrier
provides:
the application that each RF output carrier
provides:
Shared - Select this option when
the RF carrier is used for VOD, SDV,
and Broadcast sessions.
and Broadcast sessions.
VOD Only -Select this option when
the RF carrier is used only for VOD
sessions.
sessions.
SDV Only - Select this option when
the RF carrier is used only for SDV
sessions.
sessions.
Broadcast Only -Select this option
when the RF carrier is used only for
broadcast sessions.
broadcast sessions.
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