Troubleshooting
Metric change
Conceal Ratio is near or at zero,
but the voice quality is poor
Note
Voice quality metrics do not account for noise or distortion, only frame loss.
Common Phone Status Messages
The following sections describe the common status messages that display on the phone screen.
Network Busy Message
Problem
The phone is unable to complete a call. The phone displays the Network Busy message.
Cause
The WLAN is not able to allocate bandwidth for the phone to complete the call.
Solution
Wait a few minutes and try the call again. If the problem persists, the WLAN might be congested. Consider
increasing the WLAN bandwidth.
Leaving Service Area Message
Problem
The phone is unable to place or receive calls. The no signal icon displays on the phone screen. The phone
displays the Leaving Service Area message.
Cause
The phone cannot detect any access point (AP) beacons
Condition
• Noise or distortion in the audio channel such as echo or audio
levels.
• Tandem calls that undergo multiple encode/decode such as calls
to a cellular network or calling card network.
• Acoustic problems coming from a speakerphone, hands-free
cellular phone or wireless headset.
Check packet transmit (TxCnt) and packet receive (RxCnt) counters to
verify that voice packets are flowing.
Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Administration Guide
Common Phone Status Messages
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