Wavetek ANT-20, Руководство по эксплуатации

Страница: 77 / 126

ANT-20/ANT-20E Broadband Analyzer/Generator
Application Guide A-13
2.5 Editing Test Parameters “On-Line”: “ATM Test Control” VI
Opening the “Online Control” dialog window
✓
The “ATM Test Control” main window is open.
⇒
Click the above icon button of the toolbar.
– or –
⇒
Select the “Test - Online Control” menu command.
The “Test Online Control - ATM Quality of Service...” dialog window opens.
The source parameters which can be altered during traffic generation can be accessed and
can be edited channel by channel: “Peak Cell Rate”, “Mean Cell Rate”, “Cell Jitter” and
“Burst Size”.
Fig. A-20 “Test Online Control” dialog, eg. for test type
“ATM Quality of Service ATM Layer QoS (SVC) - Calling”
a) Click on the index tab of the virtual channel required (e.g. Channel A ...).
The test parameters for the channel are placed on top.
b) Change the parameter (e.g. Peak Cell Rate) continuously using the arrow keys.
– or –
c) Set the default parameter value by clicking the “Set Default” button.
– or –
d) Set the maximum parameter value by clicking the “Set Maximum” button.
e) Open the list box if the units are to be changed, and select the appropriate list entry (e.g.
kbps).
f) Activate the “Shape to contract” check box if the Traffic Shaper is to be activated.
a
b c d
f
e