User Guide

NETNode Operations Guide
Commercial in
Confidence
IP Mesh Systems
000-130
R1.8 2015-07-24
Commercial in
Confidence
Page 3-88
Property
Options
Notes
Scrambling
Off
AES128
AES256
DES
It can be very important to scramble received
composite assets before they are passed across
networks.
The system offers DES, AES128 and AES 256 and
this encrypts all composite assets exchanged across
the network.
This combo box enables you to select the scrambling
scheme you wish to use. You can select: DES,
AES128 or AES256.
Default is OFF
Table 3-19 – Encoder Settings Pane
Note: This scrambling of the composite signal is independent of the Main IP
Scrambling on the node. This composite scrambling is nested in the Main IP scrambling.
This means you can scramble the Composite signal and then scramble the full IP data again.
Step 3: Configure the Scrambling Key
When you select a scrambling scheme it is necessary to specify a key that it will use.
Here’s how:
1. Click the Scrambling Key Set… button.
2. The Scrambling Key dialog opens.
3. Select the Key type from the Key Type combo box.
4. Type your key in the xxx bit key combo box.
5. Click the OK button.
6. Once the key has been set it is essential to click Apply.
Note: If you make a mistake when typing the key, use the Clear button.
Step 4: Select the Show Advanced Options Checkbox
If you select the Show Advanced Options checkbox, the dialog will expand like this: