Cisco Systems OL-8131-01 User's Manual
Contents
1. Determining the MAC Address of a Cisco Unified IP Phone section on page 2 12 for instructions For detailed instructions about using BAT refer to Cisco Unified CallManager Administration Guide and to Cisco Unified CallManager Bulk Administration Guide Related Topics e Determining the MAC Address of a Cisco Unified IP Phone page 2 12 e Adding Phones with Auto Registration page 2 13 e Adding Phones with Cisco Unified CallManager Administration page 2 14 e Adding Phones with Cisco Unified CallManager Administration page 2 14 Creating a SIP Profile Step 1 Step 2 Step 3 Each SIP IP phone on the network must be associated with a SIP profile To create a SIP profile navigate from Cisco Unified CallManager Administration to Device gt Device Settings gt SIP Profile Most fields on the SIP Profile Configuration screen contain default values that you can use However some fields require configuration For complete information about SIP profiles and the SIP Profile Configuration screen refer to the Cisco Unified CallManager Administration Guide To create a unique SIP profile for a phone on your network follow these steps Procedure Click Copy to the right of the screen containing an existing SIP Profile Make changes in the applicable fields that are specific to your new SIP profile Name the unique SIP profile with a descriptive name I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified Call2. 2 OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding Interactions with Other Cisco Unified Communications Products W Understanding How the Cisco Unified IP Phone Interacts with the Cisco Catalyst Family of Switches The Cisco Unified IP Phone 7912G has an internal Ethernet switch enabling it to switch incoming traffic to the phone to the access port or to the network port The Cisco Unified IP Phone 7905G do not include an internal Ethernet switch or an access port 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 may be configured on an IP subnet basis However additional IP addresses may not be available to assign the phone to the same subnet as other devices connected to the same port e Data traffic present on the VLAN supporting phones may reduce the quality of Voice over IP traffic You can resolve these issues by isolating the voice traffic onto a separate VLAN on each of the ports connected to a phone The switch port configured for connecting a phone would have separate VLANs configured for carrying e Voice traffic to and from the IP phone auxiliary VLAN e Data traffic to and from the PC connected to the switch through the access po
3. a Cisco Unified IP Phone by the following sources External power optional Cisco AC adapter and power cord for connecting to a standard wall receptacle Inline power inline power provider to the Cisco Unified IP Phone when connected to a Cisco Catalyst switch capable of providing inline power amp Note Only the network port supports inline power from the Cisco Catalyst switches WS X6348 RJ45V 10 100 switching module Inline power provider to the Cisco Unified IP Phone when connected to a Catalyst 6000 family 10 100BaseTX switching module This module sends power on pins 1 amp 2 and 3 amp 6 which are also used to transmit Ethernet signals Before the switch sends power it tests for the presence of a Cisco Unified IP Phone avoiding damage to other Ethernet devices wy Note Only the network port supports inline power from the Cisco Catalyst switches WS PWR PANEL power patch panel that allows the Cisco Unified IP Phone to be connected to existing Catalyst 4000 5000 and 6000 family 10 100BaseTX switching modules This module sends power on pins 4 5 7 amp 8 which are not used for Ethernet signaling The power patch panel also attempts to verify that the attached device is a Cisco Unified IP Phone before providing power Related Topics Understanding Interactions with Other Cisco Unified Communications Products page 2 2 Power Outage page 2 10 I OL 8131 01 Cisco Unified IP Phone Admi
4. obtaining the file from the TFTP server the phone attempts to make a TCP connection to the highest priority Cisco Unified CallManager on the list If the phone was manually added to the database Cisco Unified CallManager identifies the phone If the phone was not manually added to the database and auto registration is enabled in Cisco Unified CallManager the phone attempts to auto register itself in the Cisco Unified CallManager database Cisco Unified CallManager informs devices using the following configuration file formats of their load ID Note that mac is the hexadecimal representation of the MAC address of the phone e For Cisco Unified IP Phone 7905G ld lt mac gt or ld lt mac gt x e For Cisco Unified IP Phone 7912G gk lt mac gt or gk lt mac gt x Understanding the Phone Startup Process section on page 2 4 Resolving Startup Problems section on page 7 2 I OL 8131 01 m Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Understanding Phone Configuration Files and Profile Files Understanding Phone Configuration Files and Profile Files Configuration files for a phone are stored on the TFTP server and define parameters for connecting to Cisco Unified CallManager In general any time you make a change in Cisco Unified CallManager that requires the phone to be reset a change is made to the phone s configuration file automatically Configuration fi
5. phone of the voice VLAN defined on the switch Process section on The phone needs to know its VLAN membership page 2 4 before it can proceed with the Dynamic Host Configuration Protocol DHCP request for an IP address e Network Configuration Menu Parameter Descriptions section on page 4 10 e Resolving Startup Problems section on page 7 2 4 Obtaining an IP If the Cisco Unified IP Phone is using DHCP to e Understanding the Address obtain an IP address the phone queries the DHCP Phone Startup server to obtain one If you are not using DHCP in Process section on your network you must assign a static IP address page 2 4 to each phone locally e Network Configuration Menu Parameter Descriptions section on page 4 10 e Configuring IP Settings section on page 4 7 e Resolving Startup Problems section on page 7 2 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones I oL 8131 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding the Phone Startup Process Table 2 1 Cisco Unified IP Phone Startup Process continued Step Configuration Related Topics 5 Accessing a TFTP In addition to assigning an IP address the DHCP e Understanding the Server server directs the Cisco Unified IP Phone to a Phone Startup TFTP Server If the phone has a statically defined Pro
6. Administration Tool BAT to convert a phone that is in use in your network from SCCP to SIP To access BAT from Cisco Unified CallManager Administration choose Bulk Administration gt Phones gt Migrate Phones gt SCCP to SIP For detailed information refer to the Migrating Phones chapter in the Cisco Unified CallManager Bulk Administration Guide Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 213 E OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Using Cisco Unified IP Phones with Different Protocols W Converting an In Use Phone from SIP to SCCP Step 1 Step 2 Step 3 To convert a phone that is in use in your network from SIP to SCCP perform these steps For more information Cisco Unified CallManager Administration Guide Procedure In Cisco Unified CallManager Administration delete the existing SIP phone from the Cisco Unified CallManager database In Cisco Unified CallManager Administration create the phone as an SCCP phone Power cycle the phone Deploying a Phone in an SCCP and SIP Environment Step 1 Step 2 Step 3 Step 4 To deploy Cisco Unified IP Phones in an environment that includes SCCP and SIP and in which the Cisco Unified CallManager Auto Registration parameter is SCCP perform these general steps Procedure Set the Cisco Unified CallManager Auto Registration Phone Protoc
7. 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 Cisco Unified IP Phones depend upon and interact with several other key Cisco Unified Communications Products including Cisco Unified CallManager This chapter provides you with an important overview of the interaction between the Cisco Unified IP Phone 7905G and 7912G and other key components of the Voice over IP VoIP network This chapter includes the following topics e Understanding Interactions with Other Cisco Unified Communications Products page 2 2 e Understanding the Phone Startup Process page 2 4 e Understanding Phone Configuration Files and Profile Files page 2 8 e Providing Power to the Cisco Unified IP Phone page 2 9 e Determining the MAC Address of a Cisco Unified IP Phone page 2 12 e Adding Phones to the Cisco Unified CallManager Database page 2 12 e Creating a SIP Profile page 2 15 e Using Cisco Unified IP Phones with Different Protocols page 2 17 I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones n Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HT Understanding Interactions with Other Cisco Unified Communications Products Understanding Interactions with Other Cisco Unified Communications Products To function i
8. Manager 5 0 SIP Cisco Unified IP Phones n Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Creating a SIP Profile Step4 Click Save amp Note You must assign a SIP profile to each phone after you have configured and named your SIP profiles Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 2 16 OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Step 1 Step 2 Step 3 Step 4 Using Cisco Unified IP Phones with Different Protocols W To select the applicable device profile follow these steps Procedure From Cisco Unified CallManager Administration navigate to Device gt Phone Click on the name of the phone you are configuring to bring up the Phone Configuration screen In the Protocol Specific Information portion of the screen use the arrow keys in the SIP Profile field to select the profile name you want Click Save 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 18 e Converting an In Use Phone from SCCP to SIP page 2 18 e Converting an In Use Phone from SIP to
9. Parameters Adding Phones to the Cisco Unified CallManager Database Before installing the Cisco Unified IP phone you must choose a method for adding phones to the Cisco Unified CallManager database The following sections describe these methods e Adding Phones with Auto Registration page 2 13 e Adding Phones with Cisco Unified CallManager Administration page 2 14 e Adding Phones with BAT page 2 15 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Adding Phones to the Cisco Unified CallManager Database W Table 2 3 provides an overview of these methods for adding phones to the Cisco Unified CallManager database Table 2 3 Methods for Adding Phones to the Cisco Unified CallManager Database Requires MAC Method Address Notes Auto registration No Results in automatic assignment of directory numbers Auto registration with TAPS No Requires auto registration and the Bulk Administration Tool BAT updates information in the Cisco Unified IP Phone and in Cisco Unified CallManager Administration Using the Cisco Unified Yes Requires phones to be added CallManager Administration individually only Using BAT Yes Allows for simultaneous registration of multiple phones Adding Phones with Auto Registration You can add phones with aut
10. SCCP page 2 19 e Deploying a Phone in an SCCP and SIP Environment page 2 19 I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones m Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Using Cisco Unified IP Phones with Different Protocols Converting a New Phone from SCCP to SIP Step 1 Step 2 Step 3 A new unused phone is set for SCCP by default To convert this phone to SIP perform these steps Procedure Take one of these actions e To auto register the phone set the Auto Registration Phone Protocol parameter in Cisco Unified CallManager Administration to SIP e To provision the phone using the Bulk Administration Tool BAT choose the appropriate phone and choose SIP from the BAT e To provision the phone manually make the appropriate changes for SIP on the Phone Configuration page in Cisco Unified CallManager Administration Refer to Cisco Unified CallManager Administration Guide for detailed information about Cisco Unified CallManager configuration Refer to Cisco Unified CallManager Bulk Administration Guide for detailed information about using the BAT If you are not using DHCP in your network configure the network parameters for the phone See the Configuring Startup Network Settings section on page 3 14 Power cycle the phone Converting an In Use Phone from SCCP to SIP You can use the Bulk
11. cess section on IP address you must configure the TFTP server page 2 4 locally on the phone the phone then contacts the t e Network TFTP server directly Configuration Menu Parameter Descriptions section on page 4 10 e Resolving Startup Problems section on page 7 2 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 26 OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Table 2 1 Step Understanding the Phone Startup Process Cisco Unified IP Phone Startup Process continued Configuration Related Topics 6 Requesting the Configuration File and the Profile File The TFTP server has configuration files and profile files A configuration file includes parameters for connecting to Cisco Unified CallManager and information about which image load a phone should be running A profile file contains various parameters and values for phone and network settings Understanding Phone Configuration Files and Profile Files section on page 2 8 Resolving Startup Problems section on page 7 2 7 Contacting Cisco Unified CallMan ager Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones The configuration file defines how the Cisco Unified IP Phone communicates with Cisco Unified CallManager After
12. ing Phones with Cisco Unified CallManager Administration You can add phones individually to the Cisco Unified CallManager database using Cisco Unified CallManager Administration web pages To do so you first need to obtain the MAC address for each phone See the Determining the MAC Address of a Cisco Unified IP Phone section on page 2 12 for instructions After you have collected MAC addresses choose Device gt Phone gt Add New in Cisco Unified CallManager Administration to begin For additional instructions and conceptual information about Cisco Unified CallManager refer to Cisco Unified CallManager Administration Guide and to Cisco Unified CallManager System Guide Related Topics e Determining the MAC Address of a Cisco Unified IP Phone page 2 12 e Adding Phones with Auto Registration page 2 13 e Adding Phones with BAT page 2 15 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 2 14 OL 8131 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Creating a SIP Profile W Adding Phones with BAT The Cisco Unified Bulk Administration Tool BAT is a plug in application for Cisco Unified CallManager that enables you to perform batch operations including 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 See the
13. l configuration the phone receives phantom power and powers up when you connect the Cisco Unified IP Phone to the switch The phone then sends Cisco Discovery Protocol CDP notifications to the switch indicating that it is ready to receive CDP packets and indicating the power requirement for the phone The switch allocates power and sends it over the network cable Understanding the Phone Startup Process page 2 4 Providing Power to the Cisco Unified IP Phone page 2 9 Resolving Startup Problems page 7 2 2 Loading the Stored Phone 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 Understanding the Phone Startup Process page 2 4 Resolving Startup Problems page 7 2 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones a OL 8131 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding the Phone Startup Process W Table 2 1 Cisco Unified IP Phone Startup Process continued Step Configuration Related Topics 3 Configuring VLAN If the Cisco Unified IP Phone is connected to a e Understanding the Cisco Catalyst switch the switch next informs the Phone Startup
14. les also contain information about which image load the phone should be running If this image load differs from the one currently loaded on a phone the phone contacts the TFTP server to request the new image file The phone first requests the following configuration file where mac is the hexadecimal representation of the MAC address of the phone e For Cisco Unified IP Phone 7905G Id lt mac gt or ld lt mac gt x e For Cisco Unified IP Phone 7912G gk lt mac gt or gk lt mac gt x If the phone cannot find a file of this naming convention the phone then looks for the following file e For Cisco Unified IP Phone 7905G lddefault cfg or lddefault cfg x e For Cisco Unified IP Phone 7912G gkdefault cfg or gkdefault cfg x After the phone finds one of the profile files or if it cannot find a profile file it continues with its startup process Note For information on using your phone in a secure Cisco Unified CallManager environment see the Configuring the Encryption Key section on page 4 7 Related Topics e Understanding the Phone Startup Process page 2 4 e Resolving Startup Problems page 7 2 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 2 8 OL 8131 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Providing Power to the Cisco Unified IP Phone W Providing Power to the Cisco Unified IP Phone You can power
15. n 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 CallManager system before sending and receiving calls This section covers the following topics e Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified CallManager page 2 2 e Understanding How the Cisco Unified IP Phone Interacts with the Cisco Catalyst Family of Switches page 2 3 Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified CallManager Cisco Unified CallManager is an open and industry standard call processing system Cisco Unified CallManager software runs on a Windows 2000 or Linux server and sets up and tears down calls between phones integrating traditional PBX functionality with the corporate IP network Cisco Unified CallManager manages the components of the IP telephony system the phones access gateways and the resources necessary for such features as call conferencing and route planning For information about configuring Cisco Unified CallManager to work with the IP devices described in this chapter refer to Cisco Unified CallManager Administration Guide and Cisco Unified CallManager System Guide Related Topic e Chapter 5 Configuring Telephony Features Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 2
16. nistration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Providing Power to the Cisco Unified IP Phone e Power Source Design page 2 10 e Redundancy Feature page 2 11 e Installing the Cisco Unified IP Phone page 3 6 Power Outage Your accessibility to emergency service through the phone is dependent on the phone being powered 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 Power Source Design The phone and switch automatically determine which power source the phone uses If the power has to be switched to a different source the phone user will experience different results based on which power source is being used by the phone Use the following information to choose a power source for the phone e If you plug a phone into the optional power supply before plugging it into the network the phone is powered by the power supply e If you then unplug the phone from the power supply the phone resets If the switch port is configured for 10 100 Mbps the switch recognizes the loss of power and brings the phone back up e Ifthe switch port is configured for 10 Mbps only then you must unpl
17. o registration without first gathering MAC addresses from the phones When auto registration is enabled Cisco Unified CallManager begins the automatic startup process to obtain a directory number During auto registration Cisco Unified CallManager automatically assigns the next available sequential directory number to the phone When you use this method Cisco Unified CallManager automatically assigns directory numbers to new phones as they register with Cisco Unified CallManager I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones m Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Adding Phones to the Cisco Unified CallManager Database You can use auto registration to quickly enter phones into the Cisco Unified CallManager database You can then modify any settings such as the directory numbers from Cisco Unified CallManager Additionally you can move auto registered phones to new locations and assign them to different device pools without affecting their directory numbers Auto registration is enabled by default if Cisco Unified CallManager is operating in non secured mode For information about enabling and configuring auto registration refer to Cisco Unified CallManager Administration Guide Related Topics e Adding Phones with Cisco Unified CallManager Administration page 2 14 e Adding Phones with BAT page 2 15 Add
18. ol parameter to SCCP To do so from Cisco Unified CallManager Administration choose System gt Enterprise Parameters Install the phones Change the auto_registration_protocol parameter to SIP Auto register the SIP phones I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones m Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Using Cisco Unified IP Phones with Different Protocols Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones ZJ OL 8131 01
19. one to the network Step3 Connect the external power supply to the phone after the phone powers up Related Topics e Understanding Interactions with Other Cisco Unified Communications Products page 2 2 e Providing Power to the Cisco Unified IP Phone page 2 9 e Installing the Cisco Unified IP Phone page 3 6 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones oL 8131 01 Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Determining the MAC Address of a Cisco Unified IP Phone Determining the MAC Address of a Cisco Unified IP Phone There are several procedures that require you to determine and enter the MAC address of a Cisco Unified IP Phone These procedures include adding phones the the Cisco Unified CallManager database using Cisco Unified CallManager Administration or using BAT Table 2 2 describes the methods that you can use to determine the MAC address of a phone Table 2 2 Determining the MAC Address of a Phone Cisco Unified IP Phone Method Reference 7905G and 7912G Choose Menu gt Settings gt Network Configuration and look at the MAC Address field See Chapter 4 Configuring Settings on the Cisco Unified IP Phone 7905G and 7912G Display the Phone Configuration Web Page and look for the MAC address enter http PHONE_IPAddress gt See Appendix A Reference List of
20. rt of the IP phone native VLAN Isolating the phones on a separate auxiliary VLAN increases the quality of the voice traffic and allows a large number of phones to be added to an existing network where there are not enough IP addresses For more information refer to the documentation included with the Cisco Catalyst switch Related Topics e Network and Access Ports page 3 5 e Understanding the Phone Startup Process page 2 4 e Network Configuration Menu Parameter Descriptions page 4 10 I OL 8131 01 Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding the Phone Startup Process Understanding the Phone Startup Process When connecting to the VoIP network the Cisco Unified IP Phone goes through a standard startup process composed of the steps described in Table 2 1 Depending on your specific network configuration not all of these steps may occur on your Cisco Unified IP Phone Table 2 1 Step Cisco Unified IP Phone Startup Process Configuration Related Topics 1 Obtaining Power from the Switch You can connect the Cisco Unified IP Phone to a Cisco Catalyst switch with one of the modules that provides power to the phone WS X6348 RJ45V See the Providing Power to the Cisco Unified IP Phone section on page 2 9 for details If you use this optiona
21. ug the network connection and plug it back into the phone for the switch to recognize the phone s loss of power e If however you plugged the network connection into the phone before you plugged in the power cord the phone receives power through the switch and unplugging the power cord will not bring down the phone If the switch reboots the phone will then be powered by the power cord Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5 0 SIP Cisco Unified IP Phones 2 10 OL 8131 01 apter reparing to Install the Cisco Unifie one on Your Networ Ch 2 P i Install the Cisco Unified IP Ph Your N k Providing Power to the Cisco Unified IP Phone W Related Topics e Understanding Interactions with Other Cisco Unified Communications Products page 2 2 e Providing Power to the Cisco Unified IP Phone page 2 9 e Installing the Cisco Unified IP Phone page 3 6 Redundancy Feature For redundancy you can use the Cisco AC adapter even if you are using inline power from the Cisco Catalyst switches The Cisco Unified IP Phone can share the power load being used from the inline power and external power source If either the inline power or the external power goes down the phone can switch entirely to the other power source To use this redundancy feature follow these steps Procedure Step 1 Set the inline power mode to auto on the Cisco Catalyst switch Step2 Connect the unpowered Cisco Unified IP Ph
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