Cisco 7925G Administration Guide - Page 210
General Troubleshooting Information, Common Phone Status Messages
UPC - 882658201943
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General Troubleshooting Information Chapter 10 Troubleshooting the Cisco Unified Wireless IP Phone 7925G Table 10-1 Changes to Voice Quality Metrics (continued) Metric Change Condition Conceal Ratio and Conceal Seconds increase significantly • Network impairment from packet loss or high jitter. Conceal Ratio is near or at zero, • Noise or distortion in the audio channel such as echo or audio but the voice quality is poor 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, handsfree cellular phone or wireless headset. Check packet transmit (TxCnt) and packet receive (RxCnt) counters to verify that voice packets are flowing. Note Voice quality metrics do not account for noise or distortion, only frame loss. General Troubleshooting Information The following topics provide general information and tips for troubleshooting the Cisco Unified Wireless IP Phone 7925G. • Common Phone Status Messages, page 10-14 • Troubleshooting Tips for the Cisco Unified Wireless IP Phone 7925G, page 10-16 • Logging Information for Troubleshooting, page 10-17 Common Phone Status Messages Table 10-2 provides a list of common status messages that display on the phone screen. The table provides possible causes and recommended actions to assist with troubleshooting the problem. 10-14 Cisco Unified Wireless IP Phone 7925G Administration Guide for Cisco Unified Communications Manager 7.0(1) OL-15984-01