Cisco Headend System Release 2.5
738185 Rev B
DNCS Configuration for Distributed BFS
2-9
Add an Additional BFS QAM to the DNCS,
Continued
4.
Click the Headend Name arrow and select the headend in which this service
QAM resides.
5.
In the QAM Name box, type the name you will use to identify this QAM (for
example, BFSQAM3).
Note: You can use up to 15 alphanumeric characters. Be sure to use a name
Note: You can use up to 15 alphanumeric characters. Be sure to use a name
that is consistent with the naming scheme used on your network map.
6.
In the IP Address box, type the IP address for this QAM.
7.
Click the Modulation Type arrow and select the modulation type.
8.
In the MAC Address box, type the MAC address for this QAM.
9.
In the Subnet Mask box, type the subnet mask based on the following
guidelines:
•
•
If your system uses a standard network configuration, type 255.255.255.0.
•
If your system uses another type of network configuration, type the subnet
mask as assigned by your system administrator.
10. In the Default Gateway box, type the IP address of the default gateway.
11. For the Input Port, click the ASI option.
12. Will the QAM carry inband SI (system information)?
11. For the Input Port, click the ASI option.
12. Will the QAM carry inband SI (system information)?
•
If yes, select Yes for Allow SI.
•
If no, select No for Allow SI.
13. In the INPUT Transport Stream ID box, type the transport stream ID.
Note: This ID must be the same as the output transport stream ID from the
MPEG source. You recorded this number in step 5 of the Establishing the
Connectivity Parameters for the MPEG Source procedure in the Add an
MPEG Source section of this chapter.
14. In the RF OUT row, complete the following information:
a) Click the Modulation Type arrow and select the type of modulation this
QAM uses.
b) In the Transport Stream ID box, type the last octet of the IP address. This
number identifies the transport stream going from this QAM out to the
hubs on your system.
c) In the Channel Center Frequency (MHz) box, type the channel frequency
that you will use to send service information to set-tops on this headend.
Cisco recommends that you enter a value in 6 MHz increments from 91 to
867.
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