Cisco Systems OL-23092-01 User's Manual
Contents
1. I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HX Understanding Interactions with Other Cisco Unified IP Communications Products Understanding Interactions with Other Cisco Unified IP Communications Products To function in the IP telephony network the Cisco Unified IP Phone must be connected to a networking device such as a Cisco Catalyst switch You must also register the Cisco Unified IP Phone with a Cisco Unified Communications Manager system before sending and receiving calls This section includes these topics e Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified Communications Manager page 2 2 e Understanding How the Cisco Unified IP Phone Interacts with the VLAN page 2 3 Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified Communications Manager Cisco Unified Communications Manager is an open and industry standard call processing system Cisco Unified Communications Manager software sets up and tears down calls between phones integrating traditional PBX functionality with the corporate IP network Cisco Unified Communications Manager manages the components of the IP telephony system the phones the access gateways and the resources necessary for features such as call conferencing and route planning Cisco Unified Communications Manager also p2. 4 Auto register the SIP phones Determining the MAC Address of a Cisco Unified IP Phone Several of the procedures that are described in this manual require you to determine the MAC address of a Cisco Unified IP Phone You can determine the MAC address for a phone in any of these ways e From the phone choose Settings gt Network Configuration and look at the MAC Address field e Look at the MAC label on the back of the phone e Display the web page for the phone and click the Device Information hyperlink For information about accessing the web page see Accessing the Web Page for a Phone page 8 2 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 I oL 23092 01 PEN Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HZ Determining the MAC Address of a Cisco Unified IP Phone Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 P2416 OL 23092 01
3. CHAPTER Preparing to Install the Cisco Unified IP Phone on Your Network Cisco Unified IP Phones enable you to communicate using voice over a data network To provide this capability the IP Phones depend upon and interact with several other key Cisco Unified IP Telephony and network components including Cisco Unified Communications Manager DNS and DHCP servers TFTP servers media resources Cisco prestandard PoE and so on This chapter focuses on the interactions between the Cisco Unified IP Phones 7975G 7971G GE 7970G 7965G and 7945G and Cisco Unified Communications Manager DNS and DHCP servers TFTP servers and switches It also describes options for powering phones For related information about voice and IP communications refer to this URL http www cisco com en US products sw voicesw index html This chapter provides an overview of the interaction between the Cisco Unified IP Phone and other key components of the Voice over IP VoIP network It includes these topics e Understanding Interactions with Other Cisco Unified IP Communications Products page 2 2 e Providing Power to the Phone page 2 4 e Understanding Phone Configuration Files page 2 7 e Understanding the Phone Startup Process page 2 9 e Adding Phones to the Cisco Unified Communications Manager Database page 2 11 e Using Cisco Unified IP Phones with Different Protocols page 2 14 e Determining the MAC Address of a Cisco Unified IP Phone page 2 15
4. which includes registration on multiple phones To add phones using BAT only not in conjunction with TAPS you first need to obtain the appropriate MAC address for each phone For information about determining a MAC address see Determining the MAC Address of a Cisco Unified IP Phone page 2 15 To add a phone to the Cisco Unified Communications Manager follow these steps Procedure From Cisco Unified Communications Manager choose Bulk Administration gt Phones gt Phone Template Click Add New Choose a Phone Type and click Next Enter the details of phone specific parameters like Device Pool Phone Button Template Device Security Profile and so on Click Save I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Using Cisco Unified IP Phones with Different Protocols Step6 From Cisco Unified Communications Manager choose Device gt Phone gt Add New to add a phone using an already created BAT phone template For detailed instructions about using BAT refer to the Cisco Unified Communications Manager Bulk Administration Guide For more information on creation of BAT Phone Templates see the Cisco Unified Communications Manager Bulk Administration Guide Phone Template Related Topics e Adding Phones with Auto Registration page 2 11 e Adding Phones with Auto Registration a
5. Manager 8 5 OL 23092 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding Phone Configuration Files W Understanding Phone Configuration Files amp Configuration files for a phone are stored on the TFTP server and define parameters for connecting to Cisco Unified Communications Manager In general any time you make a change in Cisco Unified Communications Manager that requires the phone to be reset a change is automatically made to the phone s configuration file Configuration files also contain information about which image load the phone should be running If this image load differs from the one that is currently loaded on a phone the phone contacts the TFTP server to request the required load files These files are digitally signed to ensure the authenticity of the file source In addition if the device security mode in the configuration file is set to Authenticated and the CTL file on the phone has a valid certificate for Cisco Unified Communications Manager the phone establishes a TLS connection to Cisco Unified Communications Manager Otherwise the phone establishes a TCP connection For SIP phones a TLS connection requires that the transport protocol in the phone configuration file be set to TLS which corresponds to the transport type in the SIP Security Profile in Cisco Unified Communications Manager Note amp Note If the device security mode in the confi
6. batch of phones that were already added to the Cisco Unified Communications Manager database with dummy MAC addresses Use TAPS to update MAC addresses and download pre defined configurations for phones Note amp Cisco recommends you use auto registration and TAPS to add less than 100 phones to your network To add more than 100 phones to your network use the Bulk Administration Tool BAT See Adding Phones with BAT page 2 13 To implement TAPS you or the end user dial a TAPS directory number and follow voice prompts When the process is complete the phone will have downloaded its directory number and other settings and the phone will be updated in Cisco Unified Communications Manager Administration with the correct MAC address Auto registration must be enabled in Cisco Unified Communications Manager Administration System gt Cisco Unified CM for TAPS to function Note When you configure the cluster for mixed mode through the Cisco CTL client auto registration is automatically disabled When you configure the cluster for nonsecure mode through the Cisco CTL client auto registration is not automatically enabled Refer to Cisco Unified Communications Manager Bulk Administration Guide for detailed instructions about BAT and about TAPS wi Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 OL 23092 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on
7. Power Outage page 2 6 e Obtaining Additional Information about Power page 2 6 Power Guidelines Table 2 1 provides guidelines that apply to external power and to PoE power for Cisco Unified IP Phone 7975G 7971G GE 7970G 7965G and 7945G Table 2 1 Guidelines for Powering the Cisco Unified IP Phone 7975G 7971G GE 7970G 7965G and 7945G Power Type Guidelines External power Provided The Cisco Unified IP Phone 7975G 7971G GE 7970G 7965G and 7945G use the through the CP PWR CUBE 3 CP PWR CUBE 3 power supply external power supply External power The Cisco Unified IP Phone Power Injector may be used with any Cisco Unified IP Phone Provided through the Cisco Functioning as a midspan device the injector delivers inline power to the attached phone Unified IP Phone Power Injector The Cisco Unified IP Phone Power Injector is connected between a switch port and the IP Phone and supports a maximum cable length of 100m between the unpowered switch and the IP Phone PoE power Provided by a e The Cisco Unified IP Unified IP Phones 7975G 7971G GE 7970G 7965G and switch through the Ethernet 7945G support IEEE 802 3af Class 3 power on signal pairs and spare pairs cable attached to the phone e The Cisco Unified IP Unified IP Phones 7975G 7971G GE 7970G 7965G and 7945G do not support Cisco inline PoE e To ensure uninterruptible operation of the phone make sure that the switch has a backup power supply e Make sur
8. Your Network Adding Phones to the Cisco Unified Communications Manager Database Mi Related Topics e Adding Phones with Auto Registration page 2 11 e Adding Phones with Cisco Unified Communications Manager Administration page 2 13 e Adding Phones with BAT page 2 13 Adding Phones with Cisco Unified Communications Manager Administration You can add phones individually to the Cisco Unified Communications Manager database using Cisco Unified Communications Manager Administration To do so you first need to obtain the MAC address for each phone For information about determining a MAC address see Determining the MAC Address of a Cisco Unified IP Phone page 2 15 After you have collected MAC addresses in Cisco Unified Communications Manager Administration choose Device gt Phone and click Add New to begin For complete instructions and conceptual information about Cisco Unified Communications Manager refer to Cisco Unified Communications Manager Administration Guide and to Cisco Unified Communications Manager System Guide Related Topics e Adding Phones with Auto Registration page 2 11 e Adding Phones with Auto Registration and TAPS page 2 12 e Adding Phones with BAT page 2 13 Adding Phones with BAT Step 1 Step 2 Step 3 Step 4 Step 5 Cisco Unified Communications Bulk Administration Tool BAT which is a menu option in Cisco Unified Communications Manager Administration enables you to perform batch operations
9. ard PoE from a switch that supports a maximum of 7 6 3 W Approx 1 2 IP Phone 7970G W power per port with bidirectional power negotiation enabled Cisco prestandard PoE from a Cisco Switch that supports 7 W or 6 3 W Approx 1 2 15 4 W power per port without bidirectional power negotiation IEEE 802 3af Class 3 power from a Cisco switch without 6 3 W Approx 1 2 bidirectional power negotiation IEEE 802 3af Class 3 power from a third party switch 6 3 W Approx 1 2 IEEE 802 3af Class 3 power from a Cisco switch with bidirectional 10 25 W Full power negotiation enabled Cisco prestandard PoE from a Cisco Switch that supports 15 4 W 10 25 W Full power per port with bidirectional power negotiation enabled External power Full 1 Starts at approximately 1 2 brightness changes to full brightness when the phone negotiates additional power amp Note When a phone is powered with a method that does not support full brightness for the phone screen the phone Brightness control Settings gt User Preferences gt Brightness does not allow you to set the brightness to the maximum value I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Providing Power to the Phone Power Outage Your accessibility to emergency service through the phone is dependent on the phone being powe
10. cribed in Table 2 4 Depending on your specific network configuration not all of these process steps may occur on your Cisco Unified IP Phone Table 2 4 Task Cisco Unified IP Phone Startup Process Purpose Related Topics 1 Obtaining Power from the Switch If a phone is not using external power the switch provides in line power through the Ethernet cable that is attached to the phone See Providing Power to the Phone page 2 4 See Resolving Startup Problems page 9 1 Loading the StoredPhone Image The Cisco Unified IP Phone has non volatile flash memory in which it stores firmware images and user defined preferences At startup the phone runs a bootstrap loader that loads a phone image stored in flash memory Using this image the phone initializes its software and hardware See Resolving Startup Problems page 9 1 Configuring VLAN If the Cisco Unified IP Phone is connected to a Cisco switch the switch next informs the phone of the voice VLAN defined on the switch port The phone needs to know its VLAN membership before it can proceed with the Dynamic Host Configuration Protocol DHCP request for an IP address See Network Configuration Menu page 4 5 See Resolving Startup Problems page 9 1 Obtaining an IP Address If the Cisco Unified IP Phone is using DHCP to obtain an IP address the phone queries the DHCP server to obtain one If you are not using DHCP in your network you must assi
11. dministration TAPS Tool BAT updates the Cisco Unified Communications Manager database with the MAC address and DNs for the device when user calls TAPS from the phone Using the Cisco Unified Yes Requires phones to be added individually Communications Manager Administration Using BAT Yes Can add groups of same model of phone Can schedule when phones are added to the Cisco Unified Communications Manager database Adding Phones with Auto Registration By enabling auto registration before you begin installing phones you can Add phones without first gathering MAC addresses from the phones Automatically add a Cisco Unified IP Phone to the Cisco Unified Communications Manager database when you physically connect the phone to your IP telephony network During auto registration Cisco Unified Communications Manager assigns the next available sequential directory number to the phone Quickly enter phones into the Cisco Unified Communications Manager database and modify any settings such as the directory numbers from Cisco Unified Communications Manager Move auto registered phones to new locations and assign them to different device pools without affecting their directory numbers I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HZ Adding Phones to the Cisco Unified Commu
12. dress is the MAC address of the phone For SIP phones the TFTP server generates these SIP configuration files e SIP IP Phone For unsigned and unencrypted files SEP lt mac gt cnf xml For signed files SEP lt mac gt cnf xml sgn For signed and encrypted files SEP lt mac gt cnf xml enc sgn e Dial Plan lt dialplan gt xml e Softkey Template lt softkey_template gt xml I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Understanding Phone Configuration Files The filenames are derived from the MAC Address and Description fields in the Phone Configuration window of Cisco Unified Communications Manager Administration The MAC address uniquely identifies the phone For more information refer to Cisco Unified Communications Manager Administration Guide For more information about how the phone interacts with the TFTP server refer to Cisco Unified Communications Manager System Guide Cisco TFTP Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 OL 23092 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding the Phone Startup Process W Understanding the Phone Startup Process When connecting to the VoIP network the Cisco Unified IP Phone goes through a standard startup process as des
13. e that the CatOS or IOS version running on your switch supports your intended phone deployment Refer to the documentation for your switch for operating system version information Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 P24 g OL 23092 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Phone Power Consumption and Display Brightness amp Providing Power to the Phone W The power consumed by a phone depends on its power configuration See Table 2 1 for a power configuration overview See Table 2 2 for the maximum power consumed by a phone for each configuration option and the correlating phone screen brightness level Note Power consumption values shown in the table include power losses in the cable that connects the phone to the switch Table 2 2 Power Consumption and Display Brightness for Power Configurations Max Power Consumed froma Phone Screen Phone Model Power Configuration Switch Brightness Cisco Unified IEEE 802 3af Class 3 power from a Cisco switch with bidirectional 12 W Full IP Phone 7975G power negotiation enabled 7965G 7945G External power Full Cisco Unified IEEE 802 3af Class 3 power from a Cisco switch with or without 15 4 W Near full IP Phone bidirectional power negotiation enabled or from a third party 7971G GE switch External power Full Cisco Unified Cisco prestand
14. e traffic and allows a large number of phones to be added to an existing network where there are not enough IP addresses for each phone For more information refer to the documentation included with a Cisco switch You can also access related documentation at this URL http cisco com en US products hw switches index html Related Topics e Understanding the Phone Startup Process page 2 9 e Network Configuration Menu page 4 5 I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Providing Power to the Phone Providing Power to the Phone Cisco Unified IP Phone 7975G 7971G GE 7970G 7965G and 7945G can be powered with external power or with Power over Ethernet PoE External power is provided through a separate power supply PoE is provided by a switch through the Ethernet cable attached to a phone amp Note When you install a phone that is powered with external power connect the power supply to the phone and to a power outlet before you connect the Ethernet cable to the phone When you remove a phone that is powered with external power disconnect the Ethernet cable from the phone before you disconnect the power supply The following sections provide more information about powering a phone e Power Guidelines page 2 4 e Phone Power Consumption and Display Brightness page 2 5 e
15. gn static IP addresses to each phone locally See Network Configuration Menu page 4 5 See Resolving Startup Problems page 9 1 Accessing a TFTP Server In addition to assigning an IP address the DHCP server directs the Cisco Unified IP Phone to a TFTP server If the phone has a statically defined IP address you must configure the TFTP server locally on the phone The phone then contacts the TFTP server directly Note You can also assign an alternative TFTP server to use instead of the one assigned by DHCP See Network Configuration Menu page 4 5 See Resolving Startup Problems page 9 1 Requesting the CTL file The TFTP server stores the CTL file This file contains the certificates necessary for establishing a secure connection between the phone and Cisco Unified Communications Manager Refer to Cisco Unified Communications Manager Security Guide Configuring the Cisco CTL Client I OL 23092 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 gg Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding the Phone Startup Process Table 2 4 Cisco Unified IP Phone Startup Process continued Task Purpose Related Topics 7 Requesting the ITL file Refer to Cisco Unified Communications Manager The phone requests the ITL file after it requests the CTL Security Guide Seeurity by Detault file The ITL file contain
16. guration file is set to Authenticated or Encrypted but the phone has not received a CTL or ITL file the phone tries four times to obtain it so it can register securely Cisco Extension Mobility Cross Cluster is an exception in that the phone permits a TLS connection to Cisco Unified Communications Manager for secure signaling even without the CTL file If you configure security related settings in Cisco Unified Communications Manager Administration the phone configuration file will contain sensitive information To ensure the privacy of a configuration file you must configure it for encryption For detailed information refer to Configuring Encrypted Phone Configuration Files in Cisco Unified Communications Manager Security Guide A phone accesses a default configuration file named XmlDefault cnf xml only when the phone has not received a valid Trust List file containing a certificate assigned to the Cisco Unified Communications Manager and TFTP If auto registration is not enabled and you did not add the phone to the Cisco Unified Communications Manager database the phone does not attempt to register with Cisco Unified Communications Manager The phone continually displays the Configuring IP message until you either enable auto registration or add the phone to the Cisco Unified Communications Manager database If the phone has registered before the phone accesses the configuration file named SEPmac_address cnf xml where mac_ad
17. mation about using the BAT Step2 If you are not using DHCP in your network configure the network parameters for the phone See Configuring Startup Network Settings page 3 15 Step3 Save the configuration updates click Apply Config click OK when the Apply Configuration Information dialog displays then have the user power cycle the phone Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 P24 E OL 23092 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Determining the MAC Address of a Cisco Unified IP Phone Hi Converting an In Use Phone from One Protocol to the Other Protocol For information about how to convert an in use phone from one protocol to the other see the Cisco Unified Communications Manager Administration Guide Cisco Unified IP Phone Configuration section Migration Existing Phone Configuration to a Different Phone Deploying a Phone in an SCCP and SIP Environment To deploy Cisco Unified IP Phones in an environment that includes SCCP and SIP and in which the Cisco Unified Communications Manager Auto Registration parameter is SCCP perform these general steps 1 Set the Cisco Unified Communications Manager auto_registration_protocol parameter to SCCP From Cisco Unified Communications Manager Administration choose System gt Enterprise Parameters 2 Install the phones 3 Change the Auto Registration Protocol enterprise parameter to SIP
18. nd TAPS page 2 12 e Adding Phones with Cisco Unified Communications Manager Administration page 2 13 Using Cisco Unified IP Phones with Different Protocols The Cisco Unified IP Phone can operate with SCCP Skinny Client Control Protocol or SIP Session Initiation Protocol You can convert a phone that is using one protocol for use with the other protocol This section includes these topics e Converting a New Phone from SCCP to SIP page 2 14 e Converting an In Use Phone from One Protocol to the Other Protocol page 2 15 e Deploying a Phone in an SCCP and SIP Environment page 2 15 Converting a New Phone from SCCP to SIP A new unused phone is set for SCCP by default To convert this phone to SIP perform these steps Procedure Step 1 Take one of these actions e To auto register the phone set the Auto Registration Phone Protocol parameter in Cisco Unified Communications Manager Administration to SIP e To provision the phone using the Bulk Administration Tool BAT choose the appropriate phone model and choose SIP from the BAT e To provision the phone manually make the appropriate changes for SIP on the Phone configuration window in Cisco Unified Communications Manager Administration Refer to Cisco Unified Communications Manager Administration Guide for detailed information about Cisco Unified Communications Manager configuration Refer to Cisco Unified Communications Manager Bulk Administration Guide for detailed infor
19. nications Manager Database amp Note Cisco recommends you use auto registration to add less than 100 phones to your network To add more than 100 phones to your network use the Bulk Administration Tool BAT See Adding Phones with BAT page 2 13 Auto registration is disabled by default In some cases you may not want to use auto registration for example if you want to assign a specific directory number to the phone or if you plan to use secure connection with Cisco Unified Communications Manager as described in Cisco Unified Communications Manager Security Guide For information about enabling auto registration refer to Enabling Auto Registration in the Cisco Unified Communications Manager Administration Guide Note When you configure the cluster for mixed mode through the Cisco CTL client auto registration is automatically disabled When you configure the cluster for nonsecure mode through the Cisco CTL client auto registration is not automatically enabled Related Topics e Adding Phones with Auto Registration and TAPS page 2 12 e Adding Phones with Cisco Unified Communications Manager Administration page 2 13 e Adding Phones with BAT page 2 13 Adding Phones with Auto Registration and TAPS amp You can add phones with auto registration and TAPS the Tool for Auto Registered Phones Support without first gathering MAC addresses from phones TAPS works with the Bulk Administration Tool BAT to update a
20. o Unified IP Communications Products Ml Understanding How the Cisco Unified IP Phone Interacts with the VLAN The Cisco Unified IP Phones 7975G 7971G GE 7970G 7965G and 7945G have an internal Ethernet switch enabling forwarding of packets to the phone and to the access port and the network port on the back of the phone If a computer is connected to the access port the computer and the phone share the same physical link to the switch and share the same port on the switch This shared physical link has the following implications for the VLAN configuration on the network e The current VLANs might be configured on an IP subnet basis However additional IP address might not be available to assign the phone to the same subnet as other devices connect to the same port e Data traffic present on the data native VLAN may reduce the quality of Voice over IP traffic e Network security may indicate a need to isolate the VLAN voice traffic from the VLAN data traffic You can resolve these issues by isolating the voice traffic onto a separate VLAN The switch port that the phone is connected to would be configured to have separate VLANs for carrying e Voice traffic to and from the IP phone auxiliary VLAN on the Cisco Catalyst 6000 series for example e Data traffic to and from the PC connected to the switch through the access port of the IP phone native VLAN Isolating the phones on a separate auxiliary VLAN improves the quality of the voic
21. red If there is an interruption in the power supply Service and Emergency Calling Service dialing will not function until power is restored In the case of a power failure or disruption you may need to reset or reconfigure equipment before using the Service or Emergency Calling Service dialing Obtaining Additional Information about Power For related information about power refer to the documents shown in Table 2 3 These documents provide information about these topics e Cisco switches that work with the Cisco Unified IP Phones 7975G 7971G GE 7970G 7965G and 7945G e The Cisco IOS releases that support bidirectional power negotiation e Other requirements and restrictions regarding power Table 2 3 Related Documentation for Power URL Document Topics Cisco Unified IP Phone Power Injector http www cisco com en US products hw phones ps379 prod_installati on_guides_list html PoE Solutions http www cisco com en US netsol ns340 ns394 ns147 ns412 networking_solutions_package html Cisco Catalyst Switches http www cisco com en US products hw switches ps708 tsd_products _support_series_home html Integrated Service Routers http www cisco com en US products hw routers index html Cisco IOS Software http www cisco com en US products sw iosswrel products_ios_cisco_ ios_software_category_home html mi Cisco Unified IP Phone Administration Guide for Cisco Unified Communications
22. rovides e Firmware for phones e Authentication and encryption if configured for the telephony system e Configuration CTL and Identity Trust List ITL files via the TFTP service e Phone registration e Call preservation so that a media session continues if signaling is lost between the primary Communications Manager and a phone For information about configuring Cisco Unified Communications Manager to work with the IP devices described in this chapter refer to Cisco Unified Communications Manager Administration Guide Cisco Unified Communications Manager System Guide and Cisco Unified Communications Manager Security Guide For an overview of security functionality for the Cisco Unified IP Phone see Understanding Security Features for Cisco Unified IP Phones page 1 13 amp Note If the Cisco Unified IP Phone model that you want to configure does not appear in the Phone Type drop down list in Cisco Unified Communications Manager Administration go to the following URL and install the latest support patch for your version of Cisco Unified Communications Manager http www cisco com kobayashi sw center sw voice shtml Related Topic e Telephony Features Available for the Phone page 5 1 Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 P22 E OL 23092 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding Interactions with Other Cisc
23. s the certificates of the entities that the phone can trust The certificates are used for authenticating a secure connection with the servers or authenticating a digital signature signed by the servers 8 Requesting the Configuration File See Understanding Phone Configuration Files The TFTP server has configuration files which define page 2 7 parameters for connecting to Cisco See Resolving Startup Problems page 9 1 Unified Communications Manager and other information for the phone 9 Contacting Cisco Unified Communications Manager See Understanding Phone Configuration Files The configuration file defines how the Cisco Unified IP Phone communicates with Cisco Unified Communications Manager and provides a phone with its load ID After obtaining the file from the TFTP server the phone attempts to make a connection to the highest priority Cisco Unified Communications Manager on the list If the security profile of the phone is configured for secure signaling encrypted or authenticated and the Cisco Unified Communications Manager is set to secure mode the phone makes a TLS connection Otherwise it makes a nonsecure TCP connection If the phone was manually added to the database Cisco Unified Communications Manager identifies the phone If the phone was not manually added to the database and auto registration is enabled in Cisco Unified Communications Manager the phone attempts to auto register itself in the Cisco Unified Comm
24. unications Manager database Note Auto registration is disabled when you configure the CTL client In this case the phone must be manually added to the Cisco Unified Communications Manager database page 2 7 See Resolving Startup Problems page 9 1 mi Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8 5 OL 23092 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Adding Phones to the Cisco Unified Communications Manager Database i Adding Phones to the Cisco Unified Communications Manager Database Before installing the Cisco Unified IP phone you must choose a method for adding phones to the Cisco Unified Communications Manager database These sections describe the methods Adding Phones with Auto Registration page 2 11 Adding Phones with Auto Registration and TAPS page 2 12 Adding Phones with Cisco Unified Communications Manager Administration page 2 13 Adding Phones with BAT page 2 13 Table 2 5 provides an overview of these methods for adding phones to the Cisco Unified Communications Manager database Table 2 5 Methods for Adding Phones to the Cisco Unified Communications Manager Database Requires MAC Method Address Notes Auto registration No e Results in automatic assignment of directory numbers e Not available when security or encryption is enabled Auto registration with No Requires auto registration and the Bulk A
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