Cisco IP Phone 7960, 7940, and 7910 Series Release Notes for Firmware Release 5.0(1a) for Cisco CallManager Versions 3.1, 3.2, and 3.

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Cisco IP Phone 7960, 7940, and 7910 Series Release Notes for Firmware Release 5.0(1a) for Cisco CallManager Versions 3.1, 3.2, and 3.3 Use these release notes with the P00305000101 and P00405000101 firmware images for Cisco IP Phone 7960, 7940, and 7910 series that are running on Cisco CallManager Release 3.3. These firmware versions are compatible with all versions of Cisco CallManager Release 3.1, 3.2, and 3.3. These release notes provide the following information: Documentation Roadmap, page 2 Known and Resolved Problems, page 3 Obtaining Documentation, page 8 Obtaining Technical Assistance, page 10 Corporate Headquarters: Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA Copyright 2003. Cisco Systems, Inc. All rights reserved.

Documentation Roadmap Documentation Roadmap Cisco IP Phone Administration Guide for Cisco CallManager Cisco CallManager System Guide Cisco CallManager Administration Guide Cisco CallManager Serviceability Guide Cisco CallManager Troubleshooting Guide Release Notes for Cisco CallManager Cisco IP Phone User Guides and Quick Reference Cards orderable (see the Obtaining Documentation section on page 8) and online. Obtain information about Cisco IP Telephony at the following URLs: Cisco IP Phone information: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/index.htm Cisco CallManager information: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_callmg/ New and Changed Information New Software Features The following new software features are supported in the P00305000101 and P00405000101 firmware releases for Cisco IP Phone 7960, 7940, and 7910 series that are running on Cisco CallManager Release 3.3, 3.2, and 3.1. Image Authentication and Signed Binary Files Cisco has added image authentication to its various IP phone protocols. The addition of image authentication prevents tampering with the binary image prior to it being loaded into the phone. Any tampering with the image causes the phone to fail the authentication process and reject that image. The image authentication occurs through signed binary files. 2 OL-4484-01

Known and Resolved Problems The P00305000101 and P00405000101 firmware releases do not use regular binary files as did previous releases but only use signed binary files. This step improves IP phone security on the Cisco IP Phone models 7910 and 7940/60. However, the use of signed binary files does not allow downgrading to an earlier software release. After the P00305000101 or P00405000101 firmware release is installed, you cannot replace it with any previous release. Note After the P00305000101 or P00405000101 firmware release is installed, you can replace it only with the same or newer release. All releases prior to the P00305000101 or P00405000101 firmware release will not function on this phone after this release has been installed. If you revert the cluster to Cisco CallManager Release 3.1 or 3.2, the P00305000101 or P00405000101 firmware release will function on these Cisco CallManager versions. If you have a firmware image that is older than P00305000101 or P00405000101 identified as the default image, then the IP phone will try to load the default image, will be unsuccessful, and will display file not found on the IP phone display. It will then log an error of file not found in the CCM event log, but the IP phone will continue to function by using the P00305000101 or P00405000101 firmware image that was previously installed on the IP phone. Cisco will provide all defect fixes for Cisco CallManager 3.1 and 3.2 and 3.3 firmware loads in firmware load P00305000101 and P00405000101 and later. Known and Resolved Problems Known problems (bugs) are graded according to severity level. These release notes contain descriptions of All severity level 1 or 2 bugs. Significant severity level 3 bugs. All customer-found bugs (regardless of severity level). 3

Known and Resolved Problems You can search for problems by using the Cisco Software Bug Toolkit. To access the Software Bug Toolkit, perform the following procedure: Step 1 Step 2 Step 3 Log in to Cisco.com. Choose Service & Support>Technical Support Help Cisco TAC>Tool Index. In the Jump to: links at the top of the page, click the letter S; then choose Software Bug Toolkit. You can also access the Software Bug Toolkit by entering the following URL in your web browser: http://www.cisco.com/cgi-bin/support/bugtool/home.pl. Table 1 describes the problems that were resolved since the last release; Table 2 describes the problems that are known to exist in this release. Table 1 Resolved Problems Bug ID CSCdy51654 CSCdz12384 CSCdz52758 CSCdz77730 CSCea67753 CSCea79644 CSCea87612 CSCeb04237 CSCeb09560 Summary Cisco IP Phone display sometimes shows a repeated first digit on outgoing calls. Cisco IP Phone reboots and cannot register to Cisco CallManager when the CallManager IP address contains four sets of three digits each (for example, 100.100.100.100). Cisco IP Phone displays a huge MaxJtr value on the Call Statistics screen, and the RxDisc value changes from 0000. The audio may cut out for 1 or 2 seconds. In the Hungarian locale, incorrect text displays when a call is parked. Cisco IP Phone 7940/7960 does not display registration reject message if autoregistration is disabled. Cisco IP Phone on auxiliary VLAN reconfigures IP when link toggles. Line text labels for speed dials on the second Cisco IP Phone 7914 Extension Module disappear when the network locale is changed. The system does not collect all digits when the user dials quickly. Packet loss occurs on PC port. 4 OL-4484-01

Known and Resolved Problems Table 1 Resolved Problems (continued) Bug ID CSCeb47121 CSCeb47122 Summary Very high noise heard when the Mute button is pressed on Cisco IP Phone models 79XX. Shared Cisco IP Phone continues to ring if the call is ended immediately after answering. Table 2 Known Problems Bug ID Summary Explanation CSCdy75335 DSP Keepalive Timeout message appears many times per second in Cisco CallManager traces. If you see the following message repeated many times per second in the Cisco CallManager traces, StationInit: 14f73d50 Alarm alarmseverity=7 text= DSP Keepalive Timeout [0xffff, 0xffff, 0xffff, 0xffff], then the phone is trying to register with Cisco CallManager, but is failing. Workaround: None. CSCdz19560 CSCea77050 Sustained DTMF tone may play if a keypad number and the EndCall soft key are pressed simultaneously. When the Speaker button and Resume soft key are pressed, the display of first held call is removed. When a keypad button and the EndCall soft key are pressed simultaneously while on handset, the phone plays a sustained DTMF tone, but the screen is idle. Workaround: Press any keypad button while the tone is playing. On a phone with two calls on hold, when you use the arrow keys to select the first call, then press the Speaker button, and then use the arrow keys to select the second call and press the Resume soft key, the display of the call details for the first call disappears. Workaround: None. 5

Known and Resolved Problems Table 2 Known Problems (continued) Bug ID Summary Explanation CSCea81159 Exit soft key does not return to the previous screen but instead goes to the root directory. Pressing the Exit soft key does not return the phone display to the upper level of the directory structure/tree; instead, it goes to the root of the directory tree. Workaround: Use custom soft keys and provide URLs on the Exit soft key that point to the previous page in the hierarchy. For example, add a SoftKeyItem on the second page labeled Exit that has a URL that points to the first page, and so on. CSCea86371 CSCea89552 CSCea90298 CSCea90398 Short ring occurs when CFNA to a second line on a Cisco IP Phone 7940/60 with 3.3(2)SPB occurs. Phone does not fail over to next DNS server on RCODE=Server failure. TFTP server has to be set up again if the wrong phone load is configured in Cisco CallManager. Deleted user can access a Cisco IP Phone. Using the default load P00303030200, with a Cisco IP Phone with the second line under Ring Setting (for both phone idle and phone active) set to "Ring," only one short ring occurs instead of a continued ring. Workaround: None. Cisco IP Phone displays "Host Not Found" on an HTTP request. Workaround: Correct the server failure condition on the primary DNS server. Cisco IP Phones will not register if the wrong phone load is configured and deleted. Condition: Non-DHCP server setup. Workaround: Manually set up the TFTP server information in the Cisco IP Phone or use a DHCP server. A deleted user can access a Cisco IP Phone through http://<ipaddress>/cgi/lineinfo Workaround: Reset the phone that is associated with the deleted user. 6 OL-4484-01

Known and Resolved Problems Table 2 Known Problems (continued) Bug ID Summary Explanation CSCeb04302 Cisco IP Phone 7960 does not update its IP address after second DHCP request. Another IP phone duplicates the IP address of a registered Cisco IP Phone 7960 with DHCP enabled. After several unsuccessful attempts to register with Cisco CallManager, the phone sends another DHCP request message to the DHCP server and gets a new IP address. The phone registers to Cisco CallManager by using the new IP address, but the previous IP address still shows on the Setting > Network Configuration menu. Workaround: Reset the phone. CSCeb19725 CSCeb27021 CSCeb27137 CSCeb27733 Intermittent one-way/no-way audio may occur for the first 10 seconds of a call if TCP packets are received of out of order during the call set up. Pushing an ExecuteObject to the phone may require a double submit to work properly. Pushing an Execute tag that requires an input value to a Cisco IP Phone 7940/60 may require a double submit to work properly. Invalid characters display with help text on Cisco IP Phone 7960. Intermitent one-way/no-way audio may occur for the first 10 seconds on calls between IP phones (no gateway involved). Workaround: None Pushing the Cisco XML ExecuteObject once may cause an erroneous result to display. Workaround: With the display still showing the erroneous results, push the ExecuteObject again. The phone displays the correct results. Using a Cisco XML Execute tag, a page that contains a Cisco XML Input tag is pushed to a Cisco IP Phone 7940/60. The first time the user inputs data and presses the Submit soft key, the value that is coming back from the Input tag seems to be a NULL. The user must input the data once more and press the Submit soft key again for the data to be returned correctly. Workaround: Users must enter the input data twice. When the i or? button is pressed followed by the Redial soft key on a Cisco IP Phone 7960, the help displays along with a few invalid characters, such as &#13,&#10. Workaround: None 7

Obtaining Documentation Table 2 Known Problems (continued) Bug ID Summary Explanation CSCeb32399 CSCuk35195 No DeviceDataPassThrough response occurs after the phone is reset. Large variation in jitter occurs on the speech path from VISM to the phone. After an IP phone opened by a CTI application resets, no response occurs after a DeviceDataPassThrough is sent to the phone. Workaround: Send another DeviceDataPassThrough immediately after the first one; you will get the response for the second DeviceDataPassThrough. A high jitter appears on speech from VISM to the Cisco IP Phone. Jitter remains constant from IP phone to VISM. This problem causes PAMS and PESQ measurements to be low on these calls. Workaround: None. Obtaining Documentation These sections explain how to obtain documentation from Cisco Systems. World Wide Web You can access the most current Cisco documentation on the World Wide Web at this URL: http://www.cisco.com Translated documentation is available at this URL: http://www.cisco.com/public/countries_languages.shtml 8 OL-4484-01

Obtaining Documentation Documentation CD-ROM Cisco documentation and additional literature are available in a Cisco Documentation CD-ROM package, which is shipped with your product. The Documentation CD-ROM is updated monthly and may be more current than printed documentation. The CD-ROM package is available as a single unit or through an annual subscription. Ordering Documentation You can order Cisco documentation in these ways: Registered Cisco.com users (Cisco direct customers) can order Cisco product documentation from the Networking Products MarketPlace: http://www.cisco.com/cgi-bin/order/order_root.pl Registered Cisco.com users can order the Documentation CD-ROM through the online Subscription Store: http://www.cisco.com/go/subscription Nonregistered Cisco.com users can order documentation through a local account representative by calling Cisco Systems Corporate Headquarters (California, U.S.A.) at 408 526-7208 or, elsewhere in North America, by calling 800 553-NETS (6387). Documentation Feedback You can submit comments electronically on Cisco.com. In the Cisco Documentation home page, click the Fax or Email option in the Leave Feedback section at the bottom of the page. You can e-mail your comments to bug-doc@cisco.com. You can submit your comments by mail by using the response card behind the front cover of your document or by writing to the following address: Cisco Systems Attn: Document Resource Connection 170 West Tasman Drive San Jose, CA 95134-9883 We appreciate your comments. 9

Obtaining Technical Assistance Obtaining Technical Assistance Cisco provides Cisco.com as a starting point for all technical assistance. Customers and partners can obtain online documentation, troubleshooting tips, and sample configurations from online tools by using the Cisco Technical Assistance Center (TAC) Web Site. Cisco.com registered users have complete access to the technical support resources on the Cisco TAC Web Site. Cisco.com Cisco.com is the foundation of a suite of interactive, networked services that provides immediate, open access to Cisco information, networking solutions, services, programs, and resources at any time, from anywhere in the world. Cisco.com is a highly integrated Internet application and a powerful, easy-to-use tool that provides a broad range of features and services to help you with these tasks: Streamline business processes and improve productivity Resolve technical issues with online support Download and test software packages Order Cisco learning materials and merchandise Register for online skill assessment, training, and certification programs If you want to obtain customized information and service, you can self-register on Cisco.com. To access Cisco.com, go to this URL: http://www.cisco.com Technical Assistance Center The Cisco Technical Assistance Center (TAC) is available to all customers who need technical assistance with a Cisco product, technology, or solution. Two levels of support are available: the Cisco TAC Web Site and the Cisco TAC Escalation Center. 10 OL-4484-01

Obtaining Technical Assistance Cisco TAC Web Site Cisco TAC inquiries are categorized according to the urgency of the issue: Priority level 4 (P4) You need information or assistance concerning Cisco product capabilities, product installation, or basic product configuration. Priority level 3 (P3) Your network performance is degraded. Network functionality is noticeably impaired, but most business operations continue. Priority level 2 (P2) Your production network is severely degraded, affecting significant aspects of business operations. No workaround is available. Priority level 1 (P1) Your production network is down, and a critical impact to business operations will occur if service is not restored quickly. No workaround is available. The Cisco TAC resource that you choose is based on the priority of the problem and the conditions of service contracts, when applicable. You can use the Cisco TAC Web Site to resolve P3 and P4 issues yourself, saving both cost and time. The site provides around-the-clock access to online tools, knowledge bases, and software. To access the Cisco TAC Web Site, go to this URL: http://www.cisco.com/tac All customers, partners, and resellers who have a valid Cisco service contract have complete access to the technical support resources on the Cisco TAC Web Site. The Cisco TAC Web Site requires a Cisco.com login ID and password. If you have a valid service contract but do not have a login ID or password, go to this URL to register: http://www.cisco.com/register/ If you are a Cisco.com registered user, and you cannot resolve your technical issues by using the Cisco TAC Web Site, you can open a case online by using the TAC Case Open tool at this URL: http://www.cisco.com/tac/caseopen If you have Internet access, we recommend that you open P3 and P4 cases through the Cisco TAC Web Site. 11

Obtaining Additional Publications and Information Cisco TAC Escalation Center The Cisco TAC Escalation Center addresses priority level 1 or priority level 2 issues. These classifications are assigned when severe network degradation significantly impacts business operations. When you contact the TAC Escalation Center with a P1 or P2 problem, a Cisco TAC engineer automatically opens a case. To obtain a directory of toll-free Cisco TAC telephone numbers for your country, go to this URL: http://www.cisco.com/warp/public/687/directory/dirtac.shtml Before calling, please check with your network operations center to determine the level of Cisco support services to which your company is entitled: for example, SMARTnet, SMARTnet Onsite, or Network Supported Accounts (NSA). When you call the center, please have available your service agreement number and your product serial number. Obtaining Additional Publications and Information Information about Cisco products, technologies, and network solutions is available from various online and printed sources. The Cisco Product Catalog describes the networking products offered by Cisco Systems, as well as ordering and customer support services. Access the Cisco Product Catalog at this URL: http://www.cisco.com/en/us/products/products_catalog_links_launch.html Cisco Press publishes a wide range of networking publications. Cisco suggests these titles for new and experienced users: Internetworking Terms and Acronyms Dictionary, Internetworking Technology Handbook, Internetworking Troubleshooting Guide, and the Internetworking Design Guide. For current Cisco Press titles and other information, go to Cisco Press online at this URL: http://www.ciscopress.com Packet magazine is the Cisco quarterly publication that provides the latest networking trends, technology breakthroughs, and Cisco products and solutions to help industry professionals get the most from their networking investment. Included are networking deployment and troubleshooting tips, 12 OL-4484-01

configuration examples, customer case studies, tutorials and training, certification information, and links to numerous in-depth online resources. You can access Packet magazine at this URL: http://www.cisco.com/go/packet iq Magazine is the Cisco bimonthly publication that delivers the latest information about Internet business strategies for executives. You can access iq Magazine at this URL: http://www.cisco.com/go/iqmagazine Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journal at this URL: http://www.cisco.com/en/us/about/ac123/ac147/about_cisco_the_internet_ protocol_journal.html Training Cisco offers world-class networking training. Current offerings in network training are listed at this URL: http://www.cisco.com/en/us/learning/le31/learning_recommended_training _list.html CCVP, the Cisco logo, and Welcome to the Human Network are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn is a service mark of Cisco Systems, Inc.; and Access Registrar, Aironet, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Cisco Unity, Enterprise/Solver, EtherChannel, EtherFast, EtherSwitch, Fast Step, Follow Me Browsing, FormShare, GigaDrive, HomeLink, Internet Quotient, IOS, iphone, IP/TV, iq Expertise, the iq logo, iq Net Readiness Scorecard, iquick Study, LightStream, Linksys, MeetingPlace, MGX, Networkers, Networking Academy, Network Registrar, PIX, ProConnect, ScriptShare, SMARTnet, StackWise, The Fastest Way to Increase Your Internet Quotient, and TransPath are registered trademarks of Cisco Systems, Inc. and/or its affiliates in the United States and certain other countries. All other trademarks mentioned in this document or Website are the property of their respective owners. The use of the word partner does not imply a partnership relationship between Cisco and any other company. (0711R) This document is to be used in conjunction with the documents listed in the Documentation Roadmap section. Copyright 2003, Cisco Systems, Inc. All rights reserved. 13

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