Cisco 7921G Phone Guide - Page 83

Troubleshooting Your Phone Troubleshooting Your Phone This section provides troubleshooting information for your Cisco Unified Wireless IP Phone 7921G. General Troubleshooting This section provides information to help you troubleshoot general problems with your phone. For more information, see your system administrator. Symptom Explanation You cannot complete a One or more of the following factors might apply: call • Your phone is out of the wireless network access point service area. Note When roaming with your phone, a green blinking light indicates that the phone is still within the wireless service coverage area. • You must log in to the Extension Mobility service. • You must enter a client matter code or forced authorization code after you dial a number. • Your phone has time-of-day restrictions that prevent you from using some features during certain hours of the day. The main phone screen One of these messages appears on the status line: is not active • Network busy-Not enough available bandwidth exists in wireless network to complete this call. Try again later. • Leaving service area-Phone is out of range of its associated access point and wireless network. • Locating network services-Phone is searching for a wireless network access point. • Authentication failed-Authentication server did not accept the security credentials. • Configuring IP-Phone is waiting for DHCP to assign an IP address. The Settings menu is unresponsive Your system administrator might have disabled Settings on your phone. Join fails Join requires multiple selected calls. Be sure that you have selected at least one call in addition to the active call, which is selected automatically. Join also requires the selected calls to be on the same line. If necessary, transfer calls to one line before joining them. Cisco Unified Wireless IP Phone 7921G for Cisco Unified CallManager 4.1, 4.2, 5.0 and Later 75