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User Guide for the Cisco Network Analysis Module (NAM) Traffic Analyzer, 5.0
OL-22617-01
Chapter 2 Setting Up The NAM Traffic Analyzer
Monitoring
Step 5 Accept the default settings or change the settings to the values you want to monitor. Click Submit to
save your changes, or click Reset to cancel.
Voice
After you set up the NAM to monitor voice data, you will be able to view the collected voice data under
the Analyze > Media menu in the NAM. For more information on viewing the voice data, see Media,
page 3-37.
Note Voice monitoring features are supported with Cisco IP telephony devices only.
To set up voice monitoring:
Step 1 Choose Setup > Monitoring > Voice.
The Voice Monitoring page displays.
Step 2 Check the “Enable Call Signal Monitoring” check box.
Step 3 Accept the default MOS Score value range or modify the values as you prefer. See Table 2-37, Voice
Monitor Setup Window.
Table 2-38, Maximum and Default Voice/Video and RTP Stream Parameters per Platform provides the
maximum numbers allowed for various voice, video, and RTP streams depending on the NAM platform.
The default values for each parameter are in parenthesis.
Tab l e 2-37 Voice Monitor Setup Window
Field Description
Voice Monitoring
Enabled Enables voice monitoring
MOS Values
Excellent Highest quality MOS score (5.0 being highest). The default value is
5.00.
Good Quality less than excellent; MOS score ranges from this setting to
less than excellent. The default value is 4.33.
Fair Quality less than good; MOS score ranges from this setting to less
than good. The default value is 4.02.
Poor Quality less than excellent; MOS score ranges from this setting to
less than fair. The default value is 3.59.
Tab l e 2-38 Maximum and Default Voice/Video and RTP Stream Parameters per Platform
Field 2220 Appliance 2204 Appliance NAM-2(x) NAM-1(x) NME-NAM
RTP Streams 4,000 (2000) 1,500 (750) 800 (400) 400 (200) 100 (50)
Max Active Calls 2,000 (1,000) 750 (375) 400 (200) 200 (100) 50 (25)