Cisco Systems OL-14587-01 User's Manual
Contents
1. OL 14587 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding the Phone Startup Process Mil Table 2 3 Cisco Unified IP Phone Startup Process continued Process Step and Purpose Related Topics Step4 Obtaining an IP Address See the Network Configuration Menu If the Cisco Unified IP Phone is using DHCP to 6 ction on page 4 7 obtain an IP address the phone queries the DHCP See the Resolving Startup Problems server to obtain one If you are not using DHCP in section on page 9 2 your network you must assign static IP addresses to each phone locally Step5 Accessing a TFTP Server See the Network Configuration Menu In addition to assigning an IP address the DHCP section on page 467 server directs the Cisco Unified IP Phone to a See the Resolving Startup Problems TFTP Server If the phone has a statically defined section on page 9 2 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 Step6 Requesting the CTL file Refer to the Cisco Unified Communications Manager Security Guide Configuring the Cisco CTL Client chapter The TFTP server stores the certificate trust list CTL file This file contains a list of Cisco Unified Communications Managers and TFTP servers that the2. 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 phones depend upon and interact with several other key Cisco 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 Phone 7931G 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 you must be a registered Cisco com user http www cisco com en US partner products sw voicesw index html This chapter 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 6 e Understanding the Phone Startup Process page 2 8 e Adding Phones to the Cisco Unified Communications Manager Database page 2 11 e Determining the MAC Address of a Cisco Unified IP Phone page 2 15 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 oL 14587 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understa
3. on Your Network Adding Phones to the Cisco Unified Communications Manager Database i e Adding Phones with Cisco Unified Communications Manager Administration page 2 14 e Adding Phones with BAT page 2 14 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 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 that you use auto registration and TAPS to add fewer than 100 phones to your network To add more than 100 phones to your network use the Bulk Administration Tool BAT See the Adding Phones with BAT section on page 2 14 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 Communications Manager for TAPS to function Note When you configure the clust
4. phone is authorized to connect to It also contains the certificates necessary for establishing a secure connection between the phone and Cisco Unified Communications Manager Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 OL 14587 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding the Phone Startup Process Table 2 3 Cisco Unified IP Phone Startup Process continued Process Step and Purpose Related Topics Step7 Requesting the Configuration File See the Understanding Phone The TFTP server has configuration files which age Pe PERUON eee eee define parameters for connecting to Cisco See the Resolving Startup Problems Unified Communications Manager and other section on page 9 2 information for the phone Step8 The configuration file defines how the Cisco See the Resolving Startup Problems Unified IP Phone communicates with Cisco section on page 9 2 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 security is implemented the phone makes a TLS connection Otherwise it makes a non secure TCP connection If the phone was manually added to the database Cisco Unified Communications Manager identifies the phone If the phon
5. Depending on your network configuration not all of these process steps may occur on your Cisco Table 2 3 Unified IP Phone Cisco Unified IP Phone Startup Process Process Step and Purpose Related Topics Step 1 Obtaining Power from the Switch If a phone is not using external power the switch provides in line power through the Ethernet cable attached to the phone See the Providing Power to the Phone section on page 2 4 See the Resolving Startup Problems section on page 9 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 See the Resolving Startup Problems section on page 9 2 Step 3 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 the Network Configuration Menu section on page 4 7 See the Resolving Startup Problems section on page 9 2 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1
6. Notes Auto registration No Results in automatic assignment of directory numbers Not available when security or encryption is enabled Auto registration with TAPS No Requires auto registration and the Bulk Administration 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 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 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 OL 14587 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Adding Phones to the Cisco Unified Communications Manager Database Adding Phones with Auto Registration By enabling auto registration before you begin installing phones you can e Add phones without first gathering MAC addresses from the phones e 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 datab
7. ase and modify any settings such as the directory numbers from Cisco Unified Communications Manager e Move auto registered phones to new locations and assign them to different device pools without affecting their directory numbers amp Note Cisco recommends that you use auto registration to add fewer than 100 phones to your network To add more than 100 phones to your network use the Bulk Administration Tool BAT See the Adding Phones with BAT section on page 2 14 Auto registration is disabled by default In some cases you might 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 implement authentication or encryption as described in Cisco Unified Communications Manager Security Guide For information about enabling auto registration refer to Enabling Auto Registration in 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 non secure mode through the Cisco CTL client auto registration is automatically enabled Related Topics e Adding Phones with Auto Registration and TAPS page 2 13 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 Ka OL 14587 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone
8. e 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 Communications Manager database Note Auto registration is disabled when security is enabled on Cisco Unified Communications Manager In this case the phone must be manually added to the Cisco Unified Communications Manager database Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 P2410 i OL 14587 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 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 e Adding Phones with Auto Registration page 2 12 e Adding Phones with Auto Registration and TAPS page 2 13 e Adding Phones with Cisco Unified Communications Manager Administration page 2 14 e Adding Phones with BAT page 2 14 Table 2 4 provides an overview of these methods for adding phones to the Cisco Unified Communications Manager database Table 2 4 Methods for Adding Phones to the Cisco Unified Communications Manager Database Requires MAC Method Address
9. ed information refer to the Configuring Encrypted Phone Configuration Files chapter in Cisco Unified Communications Manager Security Guide A phone accesses a default configuration file named XmlDefault cnf xml from the TFTP server when these conditions exist e You have enabled auto registration in Cisco Unified Communications Manager e The phone has not been added to the Cisco Unified Communications Manager database e The phone is registering for the first time If auto registration is not enabled and the phone has not been added to the Cisco Unified Communications Manager Database the phone registration request will be rejected In this case the phone resets and attempts to register repeatedly If the phone has registered before the phone accesses the configuration file named SEPmac_address cnf xml where mac_address is the MAC address of the phone OL 14587 01 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 E Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding the Phone Startup Process For more information about how the phone interacts with the TFTP server refer to the Cisco Unified Communications Manager System Guide Cisco TFTP chapter Understanding the Phone Startup Process When connecting to the VoIP network the Cisco Unified IP Phone goes through a standard startup process as described in Table 2 3
10. er for mixed mode through the Cisco CTL client auto registration is automatically disabled When you configure the cluster for non secure mode through the Cisco CTL client auto registration is automatically enabled Refer to Cisco Unified Communications Manager Bulk Administration Guide for detailed instructions about BAT and about TAPS OL 14587 01 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Adding Phones to the Cisco Unified Communications Manager Database Related Topics e Adding Phones with Auto Registration page 2 12 e Adding Phones with Cisco Unified Communications Manager Administration page 2 14 e Adding Phones with BAT page 2 14 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 the Determining the MAC Address of a Cisco Unified IP Phone section on 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 Communication
11. ing the Service or Emergency Calling Service dialing Power Guidelines Table 2 1 provides guidelines that apply to external power and to PoE power for the Cisco Unified IP Phones 7931G Table 2 1 Power Type Guidelines for Powering the Cisco Unified IP Phones 7931G Guidelines External power Provided through a Cisco external power supply The CP PWR CUBE 3 external power supply may be used with the Cisco Unified IP Phones 7931G External power Provided through the Cisco Unified IP Phone Power Injector The Cisco Unified IP Phone Power Injector may be used with any Cisco Unified IP Phone Functioning as a midspan device the injector delivers inline power to the attached phone 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 phone PoE power Provided by a switch through the Ethernet cable attached to the phone e The Cisco Unified IP Phones 7931G supports IEEE 802 3af Power over Ethernet e To ensure uninterruptible operation of the phone make sure that the switch has a backup power supply e Make sure 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 OL 14587 01 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified C
12. ity 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 each phone For more information refer to the documentation included with a Cisco switch You can also access related documentation at this URL http www cisco com en US products hw switches tsd_products_support_ category_home html Related Topics e Understanding the Phone Startup Process page 2 8 e Network Configuration Menu page 4 7 Providing Power to the Phone The Cisco Unified IP Phones 7931G 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 e Power Outage page 2 5 e Power Guidelines page 2 5 e Obtaining Additional Information about Power page 2 6 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 P24 E OL 14587 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Power Outage Providing Power tothe Phone W 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 us
13. nding 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 provides e Firmware for phones e Authentication and encryption if configured for the telephony system e Configuration file and CTL file via TFTP service e Phone registration e Call prese
14. ommunications Manager 6 1 5 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network W Understanding Phone Configuration Files Obtaining Additional Information about Power For related information about power refer to the documents shown in Table 2 2 These documents provide information about these topics e Cisco switches that work with the Cisco Unified IP Phones e The Cisco IOS releases that support bidirectional power negotiation e Other requirements and restrictions regarding power Table 2 2 Related Documentation for Power Document Topics URL Cisco Unified IP Phone Power Injector http www cisco com en US products hw phones ps379 prod_installation_ guides_list html PoE Solutions http www cisco com en US netsol ns340 ns394 ns 147 ns412 networking _solutions_package html Cisco Catalyst Switches http www cisco com en US products hw switches tsd_products_support_ category_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 swhosswrel products_ios_cisco_ios_ software_category_home html Understanding Phone Configuration Files 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 re
15. rocedures 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 If the phone is registered with Cisco Unified Communications Manager press the Application Menu button then choose Settings gt Model Information and look at the MAC Address field By default the Application Menu button is line button 24 the top left line button If the phone is not registered with Cisco Unified Communications Manager press the Settings softkey the choose Model Information and look at the MAC Address field This softkey appears only when the phone is not registered Look at the MAC label on the back of the phone Display the web page for the phone and click the Device Information hyperlink For information about accessing the web page see the Accessing the Web Page for a Phone section on page 8 2 OL 14587 01 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Determining the MAC Address of a Cisco Unified IP Phone Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 Ea OL 14587 01
16. rvation so that a media session continues if signaling is lost between the primary Communications Manager and a phone Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 EE OL 14587 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding Interactions with Other Cisco Unified IP Communications Products W For information about configuring Cisco Unified Communications Manager to work with the IP devices that described in this chapter refer to Cisco Unified Communications Manager Administration Guide Cisco Unified Communications Manager System Guide and to Cisco Unified Communications Manager Security Guide For an overview of security functionality for the Cisco Unified IP Phone see the Understanding Security Features for Cisco Unified IP Phones section on page 1 14 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 2 Understanding How the Cisco Unified IP Phone Interacts with the VLAN The Cisco Unified IP Phone 7931G has an internal Ethernet switch enabling for
17. s Manager refer to Cisco Unified Communications Manager Administration Guide and Cisco Unified Communications Manager System Guide Related Topics e Adding Phones with Auto Registration page 2 12 e Adding Phones with Auto Registration and TAPS page 2 13 e Adding Phones with BAT page 2 14 Adding Phones with BAT Cisco Unified Communications Manager Bulk Administration Tool BAT a standard Cisco Unified Communications Manager application enables you to perform batch operations which includes registration on multiple phones Before you can add phones using BAT only not in conjunction with TAPS you must obtain the MAC address for each phone Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 P24 E OL 14587 01 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network Determining the MAC Address of a Cisco Unified IP Phone W For information about determining a MAC address see the Determining the MAC Address of a Cisco Unified IP Phone section on page 2 15 For detailed instructions about using BAT refer to Cisco Unified Communications Manager Bulk Administration Guide Related Topics Adding Phones with Auto Registration page 2 12 Adding Phones with Auto Registration and TAPS page 2 13 Adding Phones with Cisco Unified Communications Manager Administration page 2 14 Determining the MAC Address of a Cisco Unified IP Phone Several of the p
18. set a change is made automatically to the phone configuration file Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 EN OL 14587 01 _ Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network Understanding Phone Configuration Files Mi Configuration files also contain information about which image load the phone should be running If this image load differs from the one currently that is loaded on a phone currently 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 Note If the device security mode in the configuration file is set to Authenticated or Encrypted but the phone has not received a CTL file the phone will continuously try to obtain a CTL file so that it can register securely 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 detail
19. warding 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 OL 14587 01 Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6 1 Chapter2 Preparing to Install the Cisco Unified IP Phone on Your Network HI Providing Power to the Phone 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 qual
Download Pdf Manuals
Related Search