Cisco DNCS System Release 2.8.1 3.8.1 4.3.1 Guida Utente
Modify a Content QAM Modulator
Quick Path: DNCS Administrative Console > DNCS tab > Network Element Provisioning tab > QAM >
[QAM/MQAM Name] > File > Open
[QAM/MQAM Name] > File > Open
Important: Do not attempt to modify a BFS QAM. Contact Cisco Services for assistance in changing a BFS QAM.
Complete these steps to modify a content QAM, MQAM, or GQAM.
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 once on the row containing the QAM you want to modify.
5.
Click File > Open. The Set Up QAM window opens.
6.
Use the following fields when you manage the basic parameters for a content QAM modulator.
Field
Description
Headend Name
The headend associated with this content QAM
QAM Name
The name of this QAM
You can use up to 20 alphanumeric characters. Be sure to
use a name that allows you to easily identify the modulator
and where it resides. For example, a name of
VODhub1Q43 could represent a QAM modulator whose IP
address ends in 43 that processes VOD data for Hub 1.
use a name that allows you to easily identify the modulator
and where it resides. For example, a name of
VODhub1Q43 could represent a QAM modulator whose IP
address ends in 43 that processes VOD data for Hub 1.
MAC Address
The MAC address for the QAM
IP Address
The IP address for this QAM
Be careful to properly place the dots (.) between
numbers.
numbers.
Tip: When entering IP addresses, type a period to move
from octet to octet. Do
from octet to octet. Do
not
press the Tab key to move
from octet to octet; pressing the Tab key moves the
cursor to the next field on the window.
cursor to the next field on the window.
Subnet Mask
The subnet mask where this QAM modulator resides
If your system uses a standard network configuration,
type 255.255.255.0. Otherwise, type the subnet mask
as assigned by your system administrator.
type 255.255.255.0. Otherwise, type the subnet mask
as assigned by your system administrator.
Modulation Type
The type of modulation this modulator uses. For example,
if this is a 256 QAM modulator that uses ITU B modulation,
you would select ITU J.83 Annex B (6 MHz).
if this is a 256 QAM modulator that uses ITU B modulation,
you would select ITU J.83 Annex B (6 MHz).
The type of modulation affects the total bandwidth
available for setting up sessions on the modulator:
available for setting up sessions on the modulator:
Modulators using 64-QAM support a total bandwidth of
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