Cisco Systems 7921G Troubleshooting Your Phone, General Troubleshooting, Symptom Explanation

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Troubleshooting Your Phone

Troubleshooting Your Phone

This section provides troubleshooting information for your wireless IP phone.

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

Your system administrator might have disabled Settings on your phone.

 

unresponsive

 

 

 

 

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 Phone Guide for Cisco Unified Communications Manager 7.0

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Contents Americas Headquarters Page Cisco Unified Wireless IP Phone 7921G for Cisco Unified To enter space , . ‘ ~ ’ To enter # ? To enter ! @ $ % To enter * + / = \Contents Basic Call Handling Using a Handset, Headset, and Speakerphone Cisco One-Year Limited Hardware Warranty Terms Index Using this Guide Getting StartedIf you want to Then Safety and Performance Information Finding Additional InformationStatement Regulations. Statement Country. StatementFire Standard battery-CP-BATT-7921G-STDUsing External Devices Power OutageRegulatory Domains Healthcare EnvironmentsCisco Product Security Overview Accessibility FeaturesInstalling or Removing the Phone Battery Connecting Your PhoneCharging the Phone Battery Charging Time if AC PowerBattery Type Supply Connected to Phone Using the AC Power Supply to Charge the Battery OL-16131-01 180350 Click Dont prompt me again to install this software Powering On the PhoneNext If you want toSettings Network Profiles Setting Username and PasswordsHighlight Wlan Configuration and press View Entering and Editing TextRegistering with Taps Headset InformationAudio Quality Subjective to the User Securing the Phone with a Lock Set and Cable Lock 181319 An Overview of Your Phone Understanding Buttons and Hardware ‘ ~ ’ # ?@ $ % + / = \Understanding Phone Screen Features 10140 Home Screen with Main Phone Screen Displayed Understanding the Home Screen DisplayHome Screen in Line View Understanding Feature Buttons and MenusAccessing the Help System on Your Phone Using Phone Buttons Understanding Lines vs. CallsFor more Information, see Icon Line or call state Description Understanding Line and Call IconsTo Another Number, See Tracing Suspicious Calls,Understanding Out-of-Range Alerts Cleaning the Phone Understanding Feature AvailabilityPlacing a Call-Basic Options Basic Call HandlingIf you want to Then See Choose Options NewCallPress or Options Dial Phone Book or Ph Book if availableChoose Missed Calls , or Received Calls , or Placed Calls TipsFor more information Placing a Call-Additional OptionsCorporate Directory name can vary Directory ServicesPress Options Submit Choose Options CallBack whilePush to Talk Service Using the Push to Talk Fast Dial ServiceAnswering a Call Ending a Call Using Hold and ResumeIf you want to Then For more information, see Answer orBasic Call Handling Using Mute Switching Between Multiple CallsTransferring Calls Choose Options Select Choose Options DirTrfrChoose Options iDivert Choose Options CFwdAll Forwarding Calls to Another NumberUser Options Web Pages, On the Web,Choose Options DND Using Do Not DisturbMaking Conference Calls Using Conference FeaturesUsing Join Using ConferenceParticipants, EndCall , or Options EndCallChoose Options ConfList. See Viewing or Removing Conference SelectUsing Meet-Me Using cBargeChoose Options cBarge MeetMeViewing or Removing Conference Participants See Using Conference,Choose Options ConfList Choose Options RemovePlacing or Receiving Intercom Calls If you want to Then Speed Dialing Advanced Call HandlingSpeed-Dial Hot Key Line View Speed DialUsing Speed Dial and Fast Dial Abbreviated DialFast Dial Choose Options AbbrDial Picking Up a Redirected Call on Your PhoneChoose Options PickUp Choose Options GPickUpChoose Options OPickUp Storing and Retrieving Parked CallsChoose Options HLog Logging Out of Hunt GroupsUsing a Shared Line Using Barge to Add Yourself to a Shared-Line CallUnderstanding Shared Lines CBarge and Barge Choose Options Barge or cBargeSee Viewing or Removing Conference Participants, Choose Options Private Using BLF to Determine a Line StateMaking and Receiving Secure Calls If you want to Then Prioritizing Critical Calls Tracing Suspicious CallsChoose Options Mcid If you ThenUsing Cisco Extension Mobility Using the Push to Talk Service Using the Application ButtonUsing a Handset, Headset, and Speakerphone Desktop charger in front of you when using Speakerphone Using AutoAnswer Obtaining HeadsetsCustomizing Rings Changing Phone SettingsCustomizing Volume Settings Sound Settings Alert PatternPhone Settings Sound Settings Volumes Select Docking Speaker Select Docking RingSelect Ring Output Phone Settings Display Settings Phone Settings Customize HomeCustomizing the Phone Screen Select Phone BookUsing Any Key to Answer the Phone Changing Keypad SettingsHighlight LED Coverage Indicator, then press Or Change Phone Settings Keypad SettingsSelect Keypad Auto Lock Setting the Keypad to Automatically LockViewing Your Network Profile List Choose Phone Settings Keypad Settings Select Keypad ToneChanging the Keypad Tones Network ProfilesUsing Call Logs Using Call Logs and DirectoriesChoose Missed Calls, or Received Calls, or Placed Calls Choose Options Delete, or choose Options ExitDirectory Dialing Using Personal Directory on Your Phone Using Corporate Directory on Your PhoneDirectory Services Corporate Directory name can Or Options SubmitAccess Personal Address Book Directory Services Personal AddressThen press Options Submit Choose Options DeleteChoose Options Fast Dial Choose Options NewPersonal Address Book Select Personal Fast DialsUsing the Phone Book on Your Phone Assign any number as the primary number Or Options DialMissed Calls, or Received Calls, or Placed Calls Speed Dials ContactAccessing Voice Messages Accessing Your User Options Web Pages Logging In to the User Options Web PagesIf you want to Then do this Services Service Name Subscribing to Phone ServicesTips for Navigating the User Options Web Pages ContinueAccessing Your User Options Web Pages CertificateUser Options Device Setting Up Speed Dials on the Web Configuring Features and Services on the WebClick Speed Dials See Configuring Fast Dials on the Web,Choose User Options Personal Address Book If you want to Then, do this after you logClick Delete Selected Choose User Options Fast Dials Click Add NewChoose User Options Fast Dials Using the Address Book Synchronization ToolIf you want to Then do this after you log Click Phone ServicesClick Service URL Service NameChoose User Options User Settings Click Line Settings Phone Settings,Options Device Forwarding Calls to Another Number,Using Cisco WebDialer Web Pages, Network Profile Network Configuration Host Name SettingsSee Accessing Your User Understanding Additional Configuration OptionsSee Using a Shared Line If you Then For more informationUsing Cisco Using a Shared LineSee Using AutoAnswer See Using BLF toGeneral Troubleshooting Troubleshooting Your PhoneSymptom Explanation Join failsCallBack fails Viewing Phone Administration DataIf you are asked to Then Device Information Network or WlanUsing the Quality Reporting Tool 100 OL-16131-01 Cisco One-Year Limited Hardware Warranty Terms 102 OL-16131-01 Index 104 105 106 PAB 108 109 110 OL-16131-01
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7921G specifications

The Cisco Systems 7921G is a notable wireless VoIP phone designed specifically for business environments. It enhances communication capabilities by merging the advantages of Voice over Internet Protocol (VoIP) with the mobility of wireless technology. The 7921G caters to the needs of enterprises that require reliable connectivity and flexibility.

One of the standout features of the Cisco 7921G is its ergonomic design, which includes a large color display screen that enhances usability. The phone's intuitive interface allows users to navigate through menus effortlessly. Additionally, the device supports a wide range of languages, making it a suitable option for global enterprises.

Technically, the 7921G operates on the IEEE 802.11b/g wireless standards, which ensures compatibility with existing Wi-Fi networks. It employs advanced security protocols such as WPA and WPA2 to safeguard communications against unauthorized access. This is critical for organizations where data security is a top priority.

The device supports a range of advanced telephony features, including call hold, transfer, and three-way conferencing. These features facilitate effective collaboration among team members, regardless of their physical locations. The 7921G also includes support for XML-based applications, enabling custom business applications to be integrated seamlessly.

Battery life is another essential characteristic of the Cisco 7921G. It comes equipped with a rechargeable battery that provides sufficient talk time for a busy workday. Furthermore, the phone features Energy Efficient Ethernet, enhancing power management and reducing overall operational costs.

Audio quality is paramount in any VoIP device, and the 7921G excels in this area with wideband audio technology. This ensures crystal-clear voice clarity, allowing for more natural conversations. In addition, the integration of advanced noise-cancellation technology minimizes background distractions, making conversations more focused and productive.

Moreover, the Cisco 7921G is designed to integrate seamlessly with Cisco Unified Communications Manager, providing IT departments with a unified management experience for VoIP deployment. The combination of features, technologies, and characteristics makes the Cisco 7921G a valuable asset for businesses seeking to improve their communication solutions, offering a balance of mobility, functionality, and security.
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