Cisco 7941G Administration Manual page 209

Model Information, Status, and Statistics
Step 3 Press Tone.
The phone generates a 1004 Hz tone at -15 dBm.
• For a good network connection, the tone sounds at the call destination only.
• For a bad network connection, the phone generating the tone may receive echo from the destination
phone.
Step 4
To stop the tone, end the call.
For information on interpreting the results of test tone for volume and echo, see Echo Analysis for Voice over
IP.
Cisco Unified IP Phone 7941G, 7941G-GE, 7942G, 7961G, 7961G-GE, and 7962G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
Create Test Tone
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