Test Tone; Enable Tone Generator - Cisco 7975G Software Manual

Test Tone

Item
Severely Conceal Secs
Latency
(see note)
Network Protocol
When the RTP Control Protocol is disabled, no data generates for this field and thus displays as 0.
Note
Test Tone
The Cisco Unified IP Phone supports a test tone, which allows you to troubleshoot echo on a call as well as
to test low volume levels.
To use a test tone, you must:
• Enable the tone generator
• Create a test tone

Enable Tone Generator

To enable the tone generator, follow these steps:
Procedure
Step 1
Verify that the phone is unlocked.
When options are inaccessible for modification, a locked padlock icon
When options are unlocked and accessible for modification, an unlocked padlock
menus.
To unlock or lock options on the Settings menu, press **# on the phone keypad. This action either locks or
unlocks the options, depending on the previous state.
Note
Make sure to lock options after you have made your changes.
Caution
Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
194
Description
Number of seconds that have more than 5 percent concealment events (lost
frames) from the start of the voice stream.
Estimate of the network latency, expressed in milliseconds. Represents a
running average of the round-trip delay, measured when RTCP receiver
report blocks are received.
Identifies the current Network Protocol—IPv4.
If a Settings Menu password has been provisioned, SIP phones present an "Enter password" prompt
after you enter **#.
Do not press **#** to unlock options and then immediately press **#** again to lock options.
The phone will interpret this sequence as **#**, which will reset the phone. To lock options after
unlocking them, wait at least 10 seconds before you press **# again.
Model Information, Status, and Statistics
appears on the configuration menus.
icon appears on these