Cisco Systems OL-8555-02 User's Manual
Contents
1. Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 mcs Chapter 6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action Checksum Error Downloaded software file is corrupted Obtain a new copy of the phone firmware and place it in the TFTPPath directory You should only copy files into this directory when the TFTP server software is shut down otherwise the files may be corrupted CTL Installed A certificate trust list CTL file is installed in the phone None This message is informational only For more information about the CTL file refer to Cisco Unified CallManager Security Guide CTL update failed The phone could not update its certificate trust list CTL file Problem with the CTL file on the TFTP server For more information refer to Cisco Unified CallManager Security Guide DHCP timeout DHCP server did not respond e Network is busy The errors should resolve themselves when the network load reduces e No network connectivity between the DHCP server and the phone Verify the network connections e DHCP server is down Check configuration of DHCP server e Errors persist Consider assigning a2. If a CTL file is installed on the phone provides access to the CTL File screen For more information see the CTL File Screen section on page 6 21 Trust List If a CTL file is installed on the phone provides access to the Trust List screen For more information see the Trust List Screen section on page 6 23 Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Security Configuration Menu W e CAPF Displays the IP address and the port of the CAPF that the phone uses amp Note To exit any menu or screen press the Exit softkey CTL File Screen The CTL File screen displays information as shown in Table 6 7 about the certificate trust list CTL file that is installed in the phone and provides access to the CTL File screen If security is configured for the phone the CTL file installs automatically when the phone reboots or resets For more information about this file refer to Cisco Unified CallManager Security Guide To display the CTL File screen follow these steps Procedure Step1 Press the Settings button Step2 Select Security Configuration Step3 Select CTL File Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 g e21 Chapter 6 Viewing Model Information St
3. e Firmware Versions Displays the Firmware Versions screen which shows information about the firmware running on the phone For more information see the Firmware Versions Screen section on page 6 14 e Expansion Module Stats Displays the Expansion Module Stats screen which shows information about the Cisco Unified IP Phone 7914 Expansion Module or modules if connected to the phone For more information see the Expansion Module Stats Screen section on page 6 15 e Call Statistics Displays the Call Statistics screen which shows information about the phone call on the phone For more information see the Call Statistics Screen section on page 6 16 Status Messages Screen The Status Messages screen displays up to the 10 most recent status messages that the phone has generated You can access this screen at any time even if the phone has not finished starting up Table 6 2 describes the status messages that might appear This table also includes actions you can take to address errors that are indicated To display the Status Messages screen follow these steps Procedure Step1 Press the Settings button Step2 Select Status Step3 Select Status Messages Note To remove current status messages press the Clear softkey Table 6 2 provides a list of the Status Messages with their description and explanation Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3
4. 6 4 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G Message Description Possible Explanation and Action BootP server used The phone obtained its IP None This message is informational only address from a BootP server rather than a DHCP server CFG file not found The name based and default The configuration file for a phone is created configuration file was not when the phone is added to the found on the TFTP Server Cisco Unified CallManager database If the phone has not been added to the Cisco Unified CallManager database the TFTP server generates a CFG File Not Found response e Phone is not registered with Cisco Unified CallManager You must manually add the phone to Cisco Unified CallManager if you are not allowing phones to auto register See the Methods for Adding Phones to the Cisco Unified CallManager Database section on page 2 11 for details e If you are using DHCP verify that the DHCP server is pointing to the correct TFTP server e Ifyou are using static IP addresses check configuration of the TFTP server See the Network Configuration Menu Options section on page 4 3 for details on assigning a TFTP server CFG TFTP Size Error The configuration file is too Power cycle the phone large for file system on the phone
5. included in this file File not found The phone cannot locate on the TFTP server the phone load file that is specified in the phone configuration file Make sure that the phone load file is on the TFTP server and that the entry in the configuration file is correct Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action IP address released The phone has been configured to release its IP address The phone remains idle until it is power cycled or you reset the DHCP address See the Network Configuration Menu Options section on page 4 3 section for details Load Auth Failed The phone could not load a configuration file The configuration file that the phone received from the server identified in this message is corrupt Make sure that a good version of the configuration file exists on that server Load Auth Failed A signed phone load file has been modified or renamed Make sure that the phone load file that the phone is downloading has not been altered or renamed Load ID incorrect Load ID of the software file is of the wrong type Check the load ID
6. IP Phone HI Model Information Screen This chapter includes these topics e Model Information Screen page 6 2 e Status Menu page 6 3 e Call Statistics Screen page 6 16 e Security Configuration Menu page 6 20 Model Information Screen The Model Information screen displays specific information about the IP phone To display the Model Information screen follow these steps Procedure Step1 Press the Settings button Step2 Select Model Information Table 6 1 describes the information that displays on the Model Information screen Table 6 1 Model Information Item Description Model Number Model number of the phone MAC Address MAC address of the phone App Load ID Identifies the JAR file running on the phone Boot Load ID Identifier of the factory installed load running on the phone Serial Number Serial number of the phone Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Table 6 1 Model Information continued Item Description CTL Displays the MD5 hash of the certificate trust list CTL file that is installed in the phone If no CTL file is installed on the phone this field displays No If security is configured for the phone the CTL file installs automatically when the phone reboots or r
7. Security Information on the Cisco Unified IP Phone WE Security Configuration Menu Table 6 8 Trust List Information continued Item Description CallManager TFPT IP address of a Cisco Unified CallManager and Server TFTP server used by the phone Also displays a certificate icon EJ if a certificate is installed for this server SRST Router IP address of the trusted SRST router that is available to the phone if such a device has been configured in Cisco Unified CallManager Administration Also displays a certificate icon ES if a certificate is installed for this server Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 lt OL 8555 02
8. assigned to the phone from Cisco Unified CallManager choose Device gt Phone Verify that the load ID is entered correctly Load rejected HC The application that was downloaded is not compatible with the phone s hardware Occurs if you were attempting to install a version of software on this phone that did not support hardware changes on this newer phone Check the load ID assigned to the phone from Cisco Unified CallManager choose Device gt Phone Re enter the load displayed on the phone See the Firmware Versions Screen section on page 6 14 to verify the phone setting No CTL installed A certificate trust list CTL file is not installed in the phone Occurs if security is not configured or if security is configured because the CTL file does not exist on the TFTP server For more information refer to Cisco Unified CallManager Security Guide OL 8555 02 Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 Chapter 6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action No default router DHCP or static configuration did not specify a default router e Ifthe phone has a static IP address verify that the default router
9. CHAPTER Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone This chapter describes how to use the following menus and screens on the Cisco Unified IP Phone to view security information model information status messages network statistics firmware information and call statistics for the phone e Model Information screen Displays hardware and software information about the phone e Status menu Provides access to screens that display the status messages network statistics and firmware versions e Call Statistics screen Displays counters packet statistics and voice quality metrics for the current call e Security Configuration screen Displays information about security on the phone You can use the information on these screens to monitor the operation of a phone and to assist with troubleshooting You can also obtain much of this information and obtain other related information remotely through the phone s web page For more information see Chapter 7 Monitoring the Cisco Unified IP Phone Remotely For more information about troubleshooting the Cisco Unified IP Phone see Chapter 8 Troubleshooting the Cisco Unified IP Phone OL 8555 02 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 4 2 3 Cisco Unified IP Phones n Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified
10. atus Statistics and Security Information on the Cisco Unified IP Phone WE Security Configuration Menu Step 1 Step 2 Step 3 Table 6 7 describes the information that displays in the CTL File screen Table 6 7 CTL File Information Item Description CTL File Displays the MD5 hash of the certificate trust list CTL file that is installed in the phone A locked padlock icon co in this option indicates that the CTL file is locked An unlocked padlock icon 5 indicates that the CTL file is unlocked CallManager TFPT IP address of a Cisco Unified CallManager and TFTP server used by the phone Also displays a certificate icon if a certificate is installed for this server CAPF IP address of the CAPF server used by the phone Also displays a certificate icon if a certificate is installed for this server To add or change the primary CallManager TFTP server TFTP Server 1 or secondary TFTP Server 2 in the CTL File you must unlock the CTL file before you can save changes You must use the Network Configuration menu to make changes to the TFTP Server 1 option or to the TFTP Server 2 option For information about changing these options see the Network Configuration Menu Options section on page 4 3 To unlock the CTL file from the Security Configuration screen follow these steps Procedure Press to unlock options on the CTL File menu If you decide not to continue press again to lock op
11. e steps Procedure Step1 Press the Settings button Step2 Select Status Step3 Select Call Statistics Table 6 6 describes the information that displays on the Call Statistics screen Table 6 6 Call Statistics Item Description RxType Type of voice stream received RTP streaming audio G 729 G 711 u law G 711 A law or Lin16k TxType Type of voice stream transmitted RTP streaming audio G 729 G 711 u law G 711 A law or Lin16k RxSize Size of voice packets in milliseconds in the receiving voice stream RTP streaming audio TxSize Size of voice packets in milliseconds in the transmitting voice stream RxCnt Number of RTP voice packets received since voice stream was opened Note This number is not necessarily identical to the number of RTP voice packets received since the call began because the call might have been placed on hold Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 6 17 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone HI Call Statistics Screen Table 6 6 Call Statistics continued Item Description TxCnt Number of RTP voice packets transmitted since voice stream was opened Note This number is not necessarily identical to the number of RTP voice packets transmitted since the call began because the call might have been placed on
12. er6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action TFTP file not found The requested load file bin Check the load ID assigned to the phone from was not found in the TFTPPath Cisco Unified CallManager choose Device gt directory Phone Verify that the TFTPPath directory contains a bin file with this load ID as the name TFTP server not The specified TFTP server e The DHCP server is not configured authorized could not be found in the properly and is not server the correct phone s CTL TFTP server address In this case update the TFTP server configuration to specify the correct TFTP server e Ifthe phone is using a static IP address the phone may be configured with the wrong TFTP server address In this case enter the correct TFTP server address in the Network Configuration menu on the phone e Ifthe TFTP server address is correct there may be a problem with the CTL file In this case run the CTL client and update the CTL file making sure that the proper TFTP servers are included in this file TFTP timeout TFTP server did not respond e Network is busy The errors should resolve themselves when the network load reduces e No network connectivity between the TFTP server and the phone Verify the networ
13. esets For more information about this file refer to Cisco Unified CallManager Security Guide MIC Indicates whether a manufacturing installed certificate used for the security features is installed on the phone or is not installed on the phone LSC Indicates whether a locally significant certificate used for the security features is installed on the phone or is not installed on the phone Status Menu Step 1 Step 2 The Status menu provides information about the phone and its operation that includes messages statistics and information about firmware versions on the phone and any expansion modules To access the Status menu follow these steps Procedure Press the Settings button Select Status Menu The Status menu contains these options which provide information about the phone and its operation e Status Messages Displays the Status Messages screen which shows a log of important system messages For more information see the Status Messages Screen section on page 6 4 OL 8555 02 Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu e Network Statistics Displays the Network Statistics screen which shows Ethernet traffic statistics For more information see the Network Statistics Screen section on page 6 12
14. g on the phone Table 6 4 explains the information that appears in this screen To display the Firmware Version screen follow these steps Procedure Step1 Press the Settings button Step2 Select Status Step3 Select Firmware Versions The Firmware Version screen displays these items Table 6 4 Firmware Version Information Item Description App Load ID Identifies the JAR file running on the phone Boot Load ID Identifies the factory installed load running on the phone Version Identifies the firmware version running on the phone DSP Identifies the digital signal processor DSP software version Expansion Module 1 Identifies the firmware version running on the expansion module Expansion Module 2 Identifies the firmware version running on the expansion module Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 6 14 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Expansion Module Stats Screen Step 1 Step 2 Step 3 When the Cisco Unified IP Phone Expansion Module 7914 or modules are connected to the IP phone the Expansion Module Stats screen displays information about the expansions modules Table 6 5 explains the information that appears in this screen for each connected expansion module You can use this information to troubleshoot the expansion modu
15. has been configured See the Network Configuration Menu Options section on page 4 3 section for details e If you are using DHCP the DHCP server has not provided a default router Check the DHCP server configuration No DNS server IP A name was specified but DHCP or static IP configuration did not specify a DNS server address e Ifthe phone has a static IP address verify that the DNS server has been configured See the Network Configuration Menu Options section on page 4 3 section for details e If you are using DHCP the DHCP server has not provided a DNS server Check the DHCP server configuration Programming Error The phone failed during programming Attempt to resolve this error by power cycling the phone If the problem persists contact Cisco technical support for additional assistance TFTP access error TFTP server is pointing to a directory that does not exist e If you are using DHCP verify that the DHCP server is pointing to the correct TFTP server e Ifyou are using static IP addresses check configuration of TFTP server See the Network Configuration Menu Options section on page 4 3 for details on assigning a TFTP server TFTP Error The phone does not recognize an error code provided by the TFTP server Contact the Cisco TAC Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapt
16. hold Avg Jtr Estimated average RTP packet jitter dynamic delay that a packet encounters when going through the network observed since the receiving voice stream was opened Max Jtr Maximum jitter observed since the receiving voice stream was opened RxDisc Number of RTP packets in the receiving voice stream that have been discarded bad packets too late and so on Note The phone will discard payload type 19 comfort noise packets that are generated by Cisco Gateways which will increment this counter RxLost Missing RTP packets lost in transit Voice Quality Metrics MOS LQK Score that is an objective estimate of the mean opinion score MOS for listening quality LQK that rates from 5 excellent to 1 bad This score is based on audible concealment events due to frame loss in the preceding 8 second interval of the voice stream For more information see the Monitoring the Voice Quality of Calls section on page 8 23 Note The MOS LQK score can vary based on the type of codec that the Cisco Unified IP Phone uses Avg MOS LQK Average MOS LQK score observed for the entire voice stream Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Call Statistics Screen W Table 6 6 Call Statistics con
17. ics screen on the phone to display counters statistics and voice quality metrics as shown in Table 6 6 in the following ways e During call you can display the call information on the phone screen by pressing the i or button twice rapidly e After the call you can view the call information captured during the last call by displaying the Call Statistics screen amp Note You can remotely view the call statistics information by using a web browser to access the Streaming Statistics web page For more information about remote monitoring see the Streaming Statistics section on page 7 18 A single call can have multiple voice streams but data is captured for only the last voice stream A voice stream is a packet stream between two endpoints If one endpoint is put on hold the voice stream stops even though the call is still connected When the call resumes a new voice packet stream begins and the new call data overwrites the former call data For information about using the voice quality metrics see the Monitoring the Voice Quality of Calls section on page 8 23 Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 6 16 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Call Statistics Screen W To display the Call Statistics screen for information about the last voice stream follow thes
18. istration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 g e7 Chapter 6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action Error update locale One or more localization files could not be found in the TFTPPath directory or were not valid The locale was not changed Check that the following files are located within subdirectories in the TFTPPath directory e Located in subdirectory with same name as network locale tones xml e Located in subdirectory with same name as user locale glyphs xml dictionary xml kate xml dictionary xml File auth error An error occurred when the phone tried to validate the signature of a signed file This message includes the name of the file that failed e The file is corrupted If the file is a phone configuration file delete the phone from the Cisco Unified CallManager database using Cisco Unified CallManager Administration Then add the phone back to the Cisco Unified CallManager database using Cisco Unified CallManager Administration e There is a problem with the CTL file and the key for the server from which files are obtained is bad In this case run the CTL client and update the CTL file making sure that the proper TFTP servers are
19. k connections e TFTP server is down Check configuration of TFTP server Version error The name of the phone load Make sure that the phone load file has the file is incorrect correct name Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 Chapter 6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action Xm1Default cnf xml or cnf xml corresponding to the phone device name Name of the configuration file None This is an informational message indicating the name of the configuration file for the phone Network Statistics Screen Step 1 Step 2 Step 3 The Network Statistics screen provides information about the phone and network performance Table 6 3 explains components of text messages that might appear in this screen To display the Network Statistics screen follow these steps Procedure Press the Settings button Select Status Select Network Statistics To reset the Rx Frames Tx Frames and Rx Broadcasts statistics to 0 press the Clear softkey The Network Statistics screen displays these items Table 6 3 Network Statistics Message Components Item Description Rx Frames Number of packets received by
20. le if necessary In the Expansion Module Stats screen a statistic preceded by A is for the first expansion module A statistic preceded by B is for the second expansion module To display the Expansion Module Stats screen follow these steps Procedure Press the Settings button Select Status Select Expansion Module Stats Table 6 5 describes the information that displays for each connected expansion module Table 6 5 Expansion Module Statistics Item Description Link State Overall expansion module status RX Discarded Bytes Number of bytes discarded due to errors RX Length Err Number of packets discarded due to improper length RX Checksum Err Number of packets discarded due to invalid checksum information RX Invalid Message Number of packets that have been discarded because a message was invalid or unsupported OL 8555 02 Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 5 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Call Statistics Screen Table 6 5 Expansion Module Statistics continued Item Description TX Retransmit Number of packets that have been retransmitted to the expansion module TX Buffer Full Number of packets discarded because the expansion module was not able to accept new messages Call Statistics Screen You can access the Call Statist
21. rity Configuration Menu Security Configuration Menu The Security Configuration menu displays information about security settings on the phone and provides access to the certificate trust list CTL file screen and the trust list screen Step 1 Step 2 To display the Security Configuration menu follow these steps Procedure Press the Settings button Select Security Configuration The Security Configuration menu provides these options Web Access Enabled Displays whether web access is enabled Yes or disabled No for the phone You configure web access in Cisco Unified CallManager Administration Security Mode Displays the security mode that is set for the phone You configure the security mode in Cisco Unified CallManager Administration MIC Displays whether a manufacturing installed certificate used for the security features is installed on the phone Yes or is not installed on the phone No LSC Displays whether a locally significant certificate used for the security features is installed on the phone Yes or is not installed on the phone No CTL File When the certificate trust list CTL file is installed the MD5 hash of the CTL displays If no CTL file is installed on the phone this field displays No If security is configured for the phone the CTL file installs automatically when the phone reboots or resets For more information about this file refer to Cisco Unified CallManager Security Guide
22. static IP address See the Network Configuration Menu Options section on page 4 3 for details on assigning a static IP address Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Table 6 2 Status Messages on the Cisco Unified IP Phone 7940G 7960G continued Message Description Possible Explanation and Action DNS timeout DNS server did not respond e Network is busy The errors should resolve themselves when the network load reduces e No network connectivity between the DNS server and the phone Verify the network connections e DNS server is down Check configuration of DNS server DNS unknown host DNS could not resolve the e Verify that the host names of the TFTP name of the TFTP server or server or Cisco Unified CallManager are Cisco Unified CallManager configured properly in DNS e Consider using IP addresses rather than host names Duplicate IP Another device is using the IP e Ifthe phone has a static IP address verify address assigned to the phone that you have not assigned a duplicate IP address See the Network Configuration Menu Options section on page 4 3 section for details e If you are using DHCP check the DHCP server configuration Cisco Unified IP Phone 7940G 7960G Admin
23. the phone Tx Frames Number of packets sent by the phone Rx Broadcasts Number of broadcast packets received by the phone Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Status Menu W Table 6 3 Network Statistics Message Components continued Item Description One of the following Cause of the last reset of the phone values Initialized TCP timeout CM closed TCP TCP Bad ACK CM reset TCP CM aborted TCP CM NAKed KeepaliveTO Failback Phone Keypad Phone Re IP Reset Reset Reset Restart Phone Reg Rej Load Rejected HC CM ICMP Unreach Phone Abort Elapsed Time Amount of time that has elapsed since the phone connected to Cisco Unified CallManager Port 1 Link state and connection of the PC port for example Auto 100 Mb Full Duplex means that the PC port is in a link up state and has auto negotiated a full duplex 100 Mbps connection Port 2 Link state and connection of the Network port Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 PEE Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone W Status Menu Firmware Versions Screen The Firmware Versions screen displays information about the firmware runnin
24. tinued Item Description Min MOS LQK Lowest MOS LQK score observed from start of the voice stream Max MOS LQK Baseline or highest MOS LQK score observed from start of the voice stream These codecs provide the following maximum MOS LQK score under normal conditions with no frame loss e G 711 gives 4 5 e G 729 A AB gives 3 7 MOS LQK Version Version of the Cisco proprietary algorithm used to calculate MOS LQK scores Cmltve Conceal Ratio Total number of concealment frames divided by total number of speech frames received from start of the voice stream Interval Conceal Ratio Ratio of concealment frames to speech frames in preceding 3 second interval of active speech If using voice activity detection VAD a longer interval might be required to accumulate 3 seconds of active speech Max Conceal Ratio Highest interval concealment ratio from start of the voice stream Conceal Secs Number of seconds that have concealment events lost frames from the start of the voice stream includes severely concealed seconds Severely Conceal Secs Number of seconds that have more than 5 percent concealment events lost frames from the start of the voice stream Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 6 19 Chapter 6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone WE Secu
25. tions on this menu Highlight the CTL option Press the Unlock softkey to unlock the CTL file After you change and save the TFTP Server 1 or the TFTP Server 2 option the CTL file will be locked automatically Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 OL 8555 02 Chapter6 Viewing Model Information Status Statistics and Security Information on the Cisco Unified IP Phone Security Configuration Menu W amp Note When you press the Unlock softkey it changes to Lock If you decide not to change the TFTP Server 1 or TFTP Server 2 option press the Lock softkey to lock the CTL file Trust List Screen The Trust List screen displays information about all of the servers that the phone trusts If a CTL file is installed on the phone you can view the trust list To access the Trust List screen follow these steps Procedure Step1 Press the Settings button Step2 Select Security Configuration Step3 Select Trust List Table 6 8 describes the information that displays in the Trust List screen Table 6 8 Trust List Information Item Description CAPF Server IP address of the CAPF used by the phone Also displays a certificate icon if a certificate is installed for this server Cisco Unified IP Phone 7940G 7960G Administration Guide for Cisco Unified CallManager 4 2 3 oL 8555 02 623 Chapter6 Viewing Model Information Status Statistics and
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