User's Manual Part 1

Nomad User’s Manual Chapter 5 – Defining a Test
Copyright © Spirent Communications, Inc. 2013 34
5.1.1 Voice Quality Tasks
The following voice quality task types are available for selection:
Figure 5-3 - Voice Quality Task Types
 Mobile
o The test device on a Mobile channel serves as the downlink device in the mobile
communication path. This option is used for:
 Standard bi-directional testing using the Audio Server. (See Section 9.2)
 One of the test handsets in a bi-directional Mobile-to-Mobile test scenario
(the other handset will be set as a Base). (See Section 9.3)
 One of the test handsets in a bi-directional Remote Unit test scenario (the
other handset will be set as a Base). (See Section 9.4)
 A mobile acting as the downlink device in a test using the Landline Module.
(See Section 9.5)
 Base
o The test device on a Base channel serves as the uplink device in the mobile
communication path. This option should be selected for:
 One of the test handsets in a bi-directional Mobile-to-Mobile test scenario
(the other handset will be set as a Mobile). (See Section 9.3)
 One of the test handsets in a bi-directional Remote Unit test scenario (the
other handset will be set as a Mobile). (See Section 9.4)
 The uplink end of a Landline Module test. (See Section 9.5)
 Source Only
o Select this option to perform uplink testing only. With this setting, Nomad will send
speech every ten seconds but will not record anything. This setting can be used to
shorten the test cycle time in the event that only uplink data is required.
 Record Only
o Select this option to perform downlink testing only. With this setting, Nomad will
record speech every ten seconds but will not source speech. This setting can be
used to shorten the test cycle time in the event that only downlink data is required.
5.1.2 Call Performance Tasks
The following call performance task types are available for selection:
Figure 5-4 - Call Performance Task Types