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16

C

G

UIDELINES

 

FOR

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ONNECTING

 R

EMOTE

 A

UDIO

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EVICES

Maximum Transfer Unit (MTU)     231
Communication Latency Requirements     232

Large Packet Latency     232
Small Packet Latency     232

Bandwidth Requirements     233

Layer 2 Mulaw (G.711) Audio (Normal Setting)     233
Layer 3 Mulaw (G.711) Audio     233
Layer 2 ADPCM Audio (Reduced Bandwidth Setting)     233
Layer 3 ADPCM Audio (Reduced Bandwidth Setting)     233
Notes on Bandwidth Requirements     233

Installing Fax Machines with ATAs     234

D

O

BTAINING

 S

UPPORT

 

FOR

 Y

OUR

 3C

OM

 P

RODUCTS

Register Your Product to Gain Service Benefits     235
Solve Problems Online     235
Purchase Extended Warranty and Professional Services     236
Access Software Downloads     236
Contact Us     236

Telephone Technical Support and Repair     237

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NDEX

FCC C

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 A V

ERIFICATION

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TATEMENT

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NDUSTRY

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ANADA

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OTICE

3C

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SER

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OFTWARE

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ICENSE

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GREEMENT

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ERMS

 

AND

 

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ONDITIONS

 

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ARRANTY

Summary of Contents for 3C10122 - NBX Business Telephone

Page 1: ...http www 3com com April 2009 NBX Installation Guide V3001 Analog V3001 BRI V3001R V3000 Analog V3000 BRI V5000 Release R6 5...

Page 2: ...Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com s standard commercial licen...

Page 3: ...EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABL...

Page 4: ...issing gethostname function created 2000 Mar 02 jmk requires SVR4 uname and lc by Jim Knoble jmknoble pobox com Copyright 2000 Jim Knoble Permission to use copy modify distribute and sell this softwar...

Page 5: ...ED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL SPECIAL E...

Page 6: ...rt Exp Copyright 1990 1993 The Regents of the University of California All rights reserved Redistribution and use in source and binary forms with or without modification are permitted provided that th...

Page 7: ...EQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE DATA OR PROFITS WHETHER IN AN ACTION OF CONTRACT NEGLIGENCE OR OTHER TORTUOUS ACTION ARISING OUT OF OR IN CONNECTION WITH THE USE...

Page 8: ...TRICT LIABILITY ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE _____________________________________________________________________ IMAP imapproxy amigados c IMAP imappr...

Page 9: ...31 V5000 33 NBX Expansion Chassis 36 NBX Cards and Devices 37 Analog Line Card 37 T1 Digital Line Card 38 E1 Digital Line Card 41 BRI ST Digital Line Card 45 10BASE T Uplink Card 47 Analog Terminal Ca...

Page 10: ...al Telephone Service 83 International Feature Support 83 Power Fail Transfer 83 Analog Terminal Connectors 84 Language Support 84 Installation Questions 84 Who Should Install the NBX System 84 Does th...

Page 11: ...egional Software and Components 110 Using Auto Discover for Initial System Configuration 111 Initial System Configuration 112 Disabling the Auto Discover Feature 114 NBX System Operating Modes 114 Rea...

Page 12: ...Analog Line Card 140 Using the NBX NetSet Utility 140 Using Status Lights 141 5 ANALOG DEVICES Adding an Analog Terminal Card 144 Inserting an Analog Terminal Card 144 Verifying Analog Terminal Card P...

Page 13: ...Inserting the T1 Digital Line Card 159 Verifying the T1 Digital Line Card 160 Using the NBX NetSet Utility 160 Using the Status Lights 160 9 3COM LEGACY LINK CARDS 3Com Legacy Link Analog Card 163 3Co...

Page 14: ...elephone IP Settings 186 Configuring Analog Line Card Port IP Settings 187 Configuring T1 E1 and BRI Channel IP Settings 187 Low bandwidth Telephony 189 Broadband Telephony 190 11 TROUBLESHOOTING Syst...

Page 15: ...cy Link Norstar Card 215 3102 Business Telephone 216 2102 and 2102 IR Business Telephones 217 1102 Business Telephone 217 3101 and 3101SP Basic Telephones 218 2101 Basic Telephone 219 3105 Attendant C...

Page 16: ...3 ADPCM Audio Reduced Bandwidth Setting 233 Notes on Bandwidth Requirements 233 Installing Fax Machines with ATAs 234 D OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service B...

Page 17: ...tion about using the telephones on an NBX system see the NBX telephone guides and the NBX Feature Codes Guide on the NBX Resource Pack or in the NBX NetSet interface How to Use This Guide Table 1 show...

Page 18: ...es to all topics in this book Index FCC Industry Canada Software License Agreement and Warranty information FCC Class A Verification Statement Table 1 Overview of the Guide continued Description Chapt...

Page 19: ...this guide or any of the 3Com NBX documentation and Help systems to Voice_TechComm_Comments 3com com Include the following information with your comments Document title NBX version found on the front...

Page 20: ...20 ABOUT THIS GUIDE...

Page 21: ...r on the 3Com web site For information on enabling SIP and adding external messaging support see the 3com IP Messaging Installation Guide on the NBX Resource Pack disk and the SIP chapter of the NBX A...

Page 22: ...e flash upgrade occurs during the boot operation following a system software upgrade If you disconnect power during the flash upgrade the boot software may become corrupted and the system will need to...

Page 23: ...ort Initialization Fast steady blink Waiting for software download Solid on Software has been downloaded Loading flash memory Slow non symmetric blinking pattern Binding to the call processor Operatio...

Page 24: ...occurs during the boot operation following a system software upgrade If you disconnect power during the flash upgrade the boot software may become corrupted and the system will need to be returned to...

Page 25: ...o system CLI commands and status messages For more information see Connecting a Computer to a Console Port on page 196 6 System status lights Status lights S1 and S2 are normally off and only used by...

Page 26: ...rn Binding to the call processor Operation Off for 9 to 10 seconds on briefly Idle line not in use On for 9 to 10 seconds off briefly Call is connected 11 Ethernet 10 100 switched Ethernet connection...

Page 27: ...oot software may become corrupted and the system will need to be returned to 3Com for repair As the flash upgrade progresses the system Console displays these messages Upgrade Older PROM Upgrading NCP...

Page 28: ...ect to the LAN If the other port is connected it becomes active only when the active port experiences a link failure The ports stay in that state even after the failed port returns to a positive link...

Page 29: ...de occurs during the boot operation following a system software upgrade If you disconnect power during the flash upgrade the boot software may become corrupted and the system will need to be returned...

Page 30: ...des an RS 232 DCE TTY terminal connection for access to CLI commands and status See also Connecting a Computer to a Console Port on page 196 6 Status Lights Status lights S1 bottom and S2 top show boo...

Page 31: ...the board is being loaded Slow non symmetric blinking pattern Waiting for completion of the binding process to the NCP Operation Off for 9 to 10 seconds on briefly Idle line is not in use On for 9 to...

Page 32: ...Status Lights DISK ACT Flashing indicates disk activity PWR STATUS Blinking green System is booting Blinking red System boot has failed Solid green System is operational 2 Ext Alert Reserved for futur...

Page 33: ...e of the port Initialization Fast steady blink Waiting for software download Solid on Software has been downloaded The flash memory on the board is being loaded Slow non symmetric blinking pattern Wai...

Page 34: ...ith the primary drive installed on the left 5 USB Reserved for future use 6 COM1 DB 9 connector that provides an RS 232 DCE TTY terminal connection for access to system CLI commands and status message...

Page 35: ...Music On Hold audio maximum 2V peak to peak from the line output of a CD player tape player or other music source 13 Paging This RJ 11 connector provides an audio output or a dry contact switch conne...

Page 36: ...rt experiences a link failure Both ports show a positive link status even though only one port at a time is active CAUTION The power cord is the disconnect device The power outlet must be near to the...

Page 37: ...turn off power to the chassis before you add or remove a card New cards can be configured manually or you can enable the NBX Auto Discover feature to automatically configure a new card For information...

Page 38: ...T1 DS1 the T1 card supports in band signaling of 24 DS0 64 Kbps voice channels and a variety of signaling types and protocols The T1 carries data at a rate of 1 544 Mbps When configured as ISDN PRI t...

Page 39: ...esting is in progress Nominal On indicates ready to send and receive information 10BASE T Uplink This RJ 45 Ethernet connector connects the T1 card to an external LAN hub or switch You can use this co...

Page 40: ...been established Amber The D channel has not yet been established It can take several seconds after the card has completed its power up tests for the card to establish a connection with the PRI trunk...

Page 41: ...n to the 10 100 Uplink port ACT Ethernet activity Rapid blink Data is passing into or out of the T1 card through the 10 100 Uplink port 10 100 Uplink This RJ 45 Ethernet connector connects the T1 card...

Page 42: ...E1 Digital Line Card 3C10165C superseded by 3C10165D Figure 11 E1 Digital Line Card 3C10165D Each 3C10165C E1 card has the following lights and connectors E1 This RJ 48C connector makes a connection...

Page 43: ...e end or the CO is not connected or available Green No alarm condition POST Power On Self Test Off POST test is running The test runs approximately 5 seconds after you apply power to the board After 5...

Page 44: ...the card The card automatically reboots itself if it detects a problem with any of its software processes DSP Reserved for future use NCP Network Call Processor communications status Amber The card i...

Page 45: ...ame subnet as the NCP The 3C10164D ST can be initialized and communicate with the NCP via IP layer 3 or Ethernet layer 2 If the NCP and the 3C10164D ST card are on the same Ethernet segment then layer...

Page 46: ...rly and turns amber if there is a problem For a span that is operating properly when the NBX system initiates or receives a call on a B channel the corresponding light initially turns amber When the c...

Page 47: ...nd 1 through 8 These lights indicate the status of power to the hub and the status of the 10BASE T ports Ethernet Hub Ports 8 These RJ 45 MDI X ports connect devices to the LAN Analog Terminal Card Ea...

Page 48: ...nds on briefly Idle telephone is on hook On for 9 to 10 seconds off briefly Idle telephone is off hook Console Connector This DB 9 connector provides an RS 232 DCE TTY terminal connection for maintena...

Page 49: ...r to power the handsets through the RJ21x 50 way line connector On External power ok Off External power failed Channels Channel LEDs are normally off and all LEDs flash approximately every 10 seconds...

Page 50: ...nnectors Status Lights 1 16 All LEDs flash approximately every 10 seconds On Handset off hook call in progress Off Handset on hook or no handset connected Power indicator On Input power input Ok Off I...

Page 51: ...and 27 and so on Legacy Link Meridian Card The 3Com Legacy Link Gateway for Meridian Handsets provides NBX protocol mapping for up to 16 Norstar handsets using existing PBX wiring A maximum of eight s...

Page 52: ...is used to connect to the RS232 Diagnostic Port This connector allows engineers to perform tests on the card or to upgrade the card software RJ21x line connector The RJ21x 50 way line connector is us...

Page 53: ...for power indicates that the ATA is receiving power POTS Status Lights S1 S2 S3 The POTS Plain Old Telephone Service status lights indicate the status of the Analog Port S3 is on when the analog devi...

Page 54: ...l 8 feature buttons with lights are provided to allow easy access to bridged line appearances speed dials and a host of other features 3C10403A R5 0 Group 2 3C10403B R5 0 20 3102 Business Telephone Pr...

Page 55: ...ovides in building mobility to roam up to 1000 feet from the base station The handset s larger form factor supports a powerful radio that is better capable of penetrating walls and obstacles The hands...

Page 56: ...nd 3107C Cordless Telephones are not available in all countries CAUTION To avoid damage to the 3Com telephone do not connect a 3Com telephone or Attendant Console directly to a standard telephone line...

Page 57: ...3Com Telephone Local Configuration Application is a PC based utility that enables you to manually configure the basic settings for the 3100 Entry Telephone and the 3105 Attendant Console NBX Call Rep...

Page 58: ...pter the ATA ports on NBX V3001 NBX V3000 platforms and each port on the NBX Analog Terminal Card may require a telephone connector for use outside North America Contact your 3Com NBX Voice Authorized...

Page 59: ...nd each port on an Analog Line Card counts as one device Physical device limits are listed in Table 13 on page 63 Software Devices Each NBX Media Driver port counts as one device Each installation cli...

Page 60: ...rade V3001R systems and V3001 Analog V3001 BRI V3000 Analog and V3000 BRI systems that have the optional memory upgrade installed can support the licensed limits of 1500 devices 150 Phantom Mailboxes...

Page 61: ...is 100 you can configure only 100 Attendant Consoles The total device count is now 622 You can configure 878 additional devices 1500 622 You want to add Virtual Tie Lines VTLs but you can add only 48...

Page 62: ...only the base memory Memory is not a consideration on V5000 and V3001R systems You can use the NBX NetSet utility to verify the memory configuration on a system See the NBX Administrator s Guide from...

Page 63: ...e 1 1500 250 No 1105 Attendant Console 1 100 100 No 3106C Cordless Telephone 1 10 10 Yes 3107C Cordless Telephone 1 3 3 Yes The limits on cordless telephones are due to radio frequency issues rather t...

Page 64: ...ards No System Architecture Attributes Virtual Tie Lines None 48 8 Yes Bridged Extensions None 400 Primary 1200 Bridged 400 Primary 1200 Bridged No Account Codes None 5000 5000 No A system without the...

Page 65: ...ions to support 100 zones Call Pickup None 100 100 No Conference Calls None 12 12 No Directed Pickup None 50 50 No Group Pickup None 50 50 No Hunt Groups or Calling Groups None 100 100 No The 3 digit...

Page 66: ...endant Console 1 100 No 3106C Cordless Telephone 1 10 Yes 3107C Cordless Telephone 1 3 Yes The limits on cordless telephones are due to radio frequency issues rather than system capacity limits For mo...

Page 67: ...rd 720 channels 30 cards No NBX T1 Card ISDN PRI 23 per card 713 channels 31 cards No NBX E1 Card ISDN PRI 30 per card 720 channels 24 cards No NBX ISDN BRI ST card 8 per card 720 channels 90 cards No...

Page 68: ...50 No Hunt Groups or Calling Groups None 100 No The 3 digit dial plan might not provide enough extensions to support 100 groups ACD Groups Hunt Groups and Calling Groups all count towards the same to...

Page 69: ...e 1 1500 250 No 1105 Attendant Console 1 100 100 No 3106C Cordless Telephone 1 10 10 Yes 3107C Cordless Telephone 1 3 3 Yes The limits on cordless telephones are due to radio frequency issues rather t...

Page 70: ...ards No System Architecture Attributes Virtual Tie Lines None 48 8 Yes Bridged Extensions None 400 Primary 1200 Bridged 400 Primary 1200 Bridged No Account Codes None 5000 5000 No A system without the...

Page 71: ...igit dial plan might not provide enough extensions to support 100 zones Call Pickup None 100 100 No Conference Calls None 12 12 No Directed Pickup None 50 50 No Group Pickup None 50 50 No Hunt Groups...

Page 72: ...IR Business Telephone 1 1500 No 2101 Basic Telephone 1 1500 No 1105 Attendant Console 1 100 No 3106C Cordless Telephone 1 10 Yes 3107C Cordless Telephone 1 3 Yes The limits on cordless telephones are...

Page 73: ...r card 720 channels 30 cards No NBX T1 Card ISDN PRI 23 per card 713 channels 31 cards No NBX E1 Card ISDN PRI 30 per card 720 channels 24 cards No NBX ISDN BRI ST card 8 per card 720 channels 90 card...

Page 74: ...enough extensions to support 100 zones Call Pickup None 100 No Conference Calls None 12 No Directed Pickup None 50 No Group Pickup None 50 No Hunt Groups or Calling Groups None 100 No The 3 digit dial...

Page 75: ...ite License Required Table 17 NBX Device Licensing Summary License V5000 and V3001R V3000 and V3001 Analog and BRI Default Max Default Max Device 250 1500 250 1500 Voice mail 4 ports 400 hours 72 port...

Page 76: ...ce limit If you purchase additional NBX Messaging capacity message storage hours are limited only by available disk space however the NBX administrator can establish limits on the number of messages m...

Page 77: ...activate Group 1 or Group 0 devices If a device needs a license and no license is available for that group the system loans a license from a higher license group if a license is available in that grou...

Page 78: ...em checks for the availability of a Group 1 license Since no Group 1 licenses are available the system assigns a Group 2 license to the 3101 Basic Telephone The system now has two Group 2 licenses ava...

Page 79: ...one of the telephones from the system to free a license For example you could use the NBX NetSet utility to remove the 3101 Basic Telephone Since that telephone was using a Group 2 license removing t...

Page 80: ...80 CHAPTER 1 INTRODUCTION...

Page 81: ...chapter of the NBX Administrator s Guide for information about adding SIP devices This chapter covers these topics Installation Requirements International Feature Support Installation Questions Befor...

Page 82: ...an MOH device The label on each chassis lists the electrical requirements of the system You can eliminate the power adapter for a telephone by using a powered Ethernet cable See Connecting Power to a...

Page 83: ...ce Before you install the NBX system be sure that the installation site meets the following local telephone service requirements The local telephone company has installed local telephone lines and ass...

Page 84: ...formation on how to modify an Automated Attendant see the Automated Attendant section in Chapter 6 NBX Messaging in the NBX Administrator s Guide Installation Questions If you have not already planned...

Page 85: ...utilized NBX system That is a 100 Mpbs LAN can support toll quality audio with a fully configured NBX system If you use an Ethernet switch verify that it supports the 802 1P and 802 1Q specifications...

Page 86: ...h as a single B channel of a BRI ISDN line or other links with bandwidth as low as 56 Kbps The preferred method for enabling a low bandwidth connection is to select G729 audio forcing the device to us...

Page 87: ...d telephones of the NBX system are electronic devices To avoid injury and damage to the equipment follow these important safety precautions when you install use or service it Allow only qualified pers...

Page 88: ...devices the power converter is an optional component Power Cord Set For European countries see Table 18 If your country is not listed specifically use the power cord set information for Europe For co...

Page 89: ...ection point labelled Neutral connected directly to earth ground When this system is used in Australia you must connect the equipment to the telephone network via a line isolating unit LIU that compli...

Page 90: ...rdon d alimentation pour Europe si votre pays ne figure pas dans la liste Pour les pays noneurop ens utilisez obligatoirement un cordon d alimentation conforme aux normes nationales pertinentes au cou...

Page 91: ...ec un point secondaire de connexion portant l appellation Neutre et avec raccordement direct la terre masse Batterie au lithium Veuillez lire attentivement la note suivante AVERTISSEMENT Le remplaceme...

Page 92: ...ersorgung des Ger ts kann nur durch Herausziehen des Ger tenetzkabels aus der Netzsteckdose unterbrochen werden Der Betrieb dieses Ger ts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannung...

Page 93: ...ordered there may be multiple chassis and line cards If you have not received all components contact your 3Com NBX Voice Authorized Partner Installing the NBX System Hardware If you have purchased th...

Page 94: ...side of NBX cards All four ports on a card share one MAC address and they are differentiated by a channel number 1 4 After a card is inserted into a chassis the MAC address is not visible Mounting an...

Page 95: ...backup before you begin the operation CAUTION To avoid damage to electronic circuits always wear an anti static grounding strap when handling the disk drive or NBX system components When you ground th...

Page 96: ...Ce VORSICHT Dieses Ger t besitzt mehrere Eing nge zur Stromversorgung Trennen Sie das Ger t zum Ausschalten von allen Stromquellen 4 Remove the disk drive tray The tray is equipped with a lock so you...

Page 97: ...ont of the V3001R by placing a flat blade screwdriver into the slot at each edge of the beveled front panel surface then gently press the screwdriver blade towards the center of the box until the tab...

Page 98: ...2 on page 28 Powering Your NBX System Before you turn on power to the system you can attach a computer to the Console port on the front of the system and then monitor the boot sequence You can also us...

Page 99: ...e panel Be sure to turn on both power supplies The V3001R can operate with only one power supply but both are required to provide power redundancy 2 Allow approximately 3 minutes for the system to com...

Page 100: ...NBX system to conform to the network The IP settings include Host Name A name for the system up to 30 characters in length including spaces underscores and hyphens IP Address An IP address for the NB...

Page 101: ...s using the Console port 1 After you have established connectivity between the computer and the NBX system through the serial connection press Enter on the computer keyboard to display the system prom...

Page 102: ...NBX login screen If the connection attempt fails check the browser s Proxy Server setting and verify that it is configured for a direct connection Also check the Connection setting and verify that it...

Page 103: ...etwork or if you are using a different range of addresses Private IP network with subnets You probably need to change the NBX system IP address to conform with the existing address space You must chan...

Page 104: ...e lines or telephones yet Set NBX System wide Preferences Before you begin configuring devices you should verify these default settings 1 Log in to the NBX NetSet utility using the default administrat...

Page 105: ...nfiguration on page 111 3Com recommends that you install the cards in MAC address order This practice makes it easier to diagnose and troubleshoot problems Mapping Line Card Ports to Telephone Lines Y...

Page 106: ...d and assigns port extensions Use the Auto Discover feature to configure telephones and analog line cards before you enable Auto Discover for digital line cards For more information about the Auto Dis...

Page 107: ...TA is labeled POTS Plain Old Telephone Service See Figure 25 The Analog Terminal Adapter may require a telephone connector for use outside North America Contact your supplier for more information on c...

Page 108: ...f the audio may be affected If you make a VTL call using the ATA device the audio may be unusable If you configure the port for fax operation expect lower quality voice calls on that port If you confi...

Page 109: ...Power over Ethernet IEEE 802 3af power source 3C10400B Connect the powered Ethernet cable directly to the telephone s Ethernet connector No separate power connection is required 3C10120B Devices that...

Page 110: ...r a description of the status values for each listed region see Table 23 2 Select Install and then either browse to the install folder on the NBX Resource Pack and select the language taz file that yo...

Page 111: ...database you must use the NBX NetSet utility to manually remove the device and its database record Deleting a user does not delete the device associated with that user Licensed devices will not be di...

Page 112: ...the Auto Discover process assigns extension number 1000 4 digit Dial Plan or 100 3 digit Dial Plan as the first telephone extension You can use the NBX NetSet utility to specify a new extension start...

Page 113: ...nstructions It takes a few moments for the Auto Discover process and the software download process to complete The NCP initializes devices one at a time If you have connected many new devices to the s...

Page 114: ...to map a line card port extension to a specific Access button on a 3Com telephone Button Mappings identify the telephones that ring when a call comes in on the mapped CO line Auto Extension specifies...

Page 115: ...quires more configuration because you must map the CO lines to telephones Reassigning Extensions and Setting Line Card Port Options For this procedure you need the list of line card port MAC addresses...

Page 116: ...6 From the four Line Card ports you recorded click the extension number of the port with highest MAC address or port number to open the Modify screen 7 Change the extension number 7258 in this exampl...

Page 117: ...eo or mono to connect line level audio from any audio device that has a line out jack to the MOH jack on the front of the NCP The audio input should be max 2V peak to peak Adjusting Music on Hold MOH...

Page 118: ...ot generate multicast traffic Table 27 For more information see the NBX Administrator s Guide You must still filter multicasts to ensure that multicasts generated by other NBX devices are not propagat...

Page 119: ...bb 00 00 34 01 e0 bb 00 00 3c 01 e0 bb 00 00 38 01 e0 bb 00 00 28 01 e0 bb 00 00 2c 01 e0 bb 00 00 24 Conference 4 Conference 5 Conference 6 Conference 7 Conference 8 Conference 9 Conference 10 Confer...

Page 120: ...120 CHAPTER 2 INSTALLING SYSTEM HARDWARE COMPONENTS...

Page 121: ...ephone receives the next lowest available extension and a default set of properties You can then move the telephone to another location on the LAN and it retains its extension number For instructions...

Page 122: ...Administrator s Guide You must enable the Auto Discover Telephones feature before you connect the telephone If you are adding licensed devices you must first add the license key into the NBX NetSet ut...

Page 123: ...fresh the Telephones tab The new device appears as the highest extension e Record the extension number on the telephone s shipping box If you are configuring a 3100 Entry Telephone you can use the NBX...

Page 124: ...es on each 3Com telephone You can install the TLC application to your PC by clicking Downloads Applications For details about these tools see the NBX Administrator s Guide Connecting Power to the Tele...

Page 125: ...net connection with this icon No separate power connection is required However if you connect both an AC adapter and a powered Ethernet cable the device uses the power from the AC adapter and switches...

Page 126: ...ction Details 3Com Corporation www 3Com com Assembled in Ireland US LISTED Accessory UL 1950 52 WA TELEPERMIT THIS 3COM NBX 100 COMMUNICATIONS SYSTEM MAY BE CONNECTED TO THE TELECOM NETWORK This Class...

Page 127: ...jack 3 Ethernet cable optional to connect a computer or an Attendant Console to the network 4 Handset cord to handset 5 Headset connection to connect an optional headset 1 Ethernet cable optional to c...

Page 128: ...AC adapter 2 Strain relief tab to prevent power from becoming disconnected 3 Ethernet cable optional to connect a computer or an Attendant Console to the network 4 Handset cord to handset 5 Ethernet c...

Page 129: ...of the Category 5 cable to the computer s Ethernet network interface card NIC Connect the other end of the cable to the Ethernet switch port on the underside of the telephone The Ethernet port is labe...

Page 130: ...s the telephones range the distance between the base unit and the telephone under ideal conditions The actual range depends on environmental factors such as building structure size of the room RF inte...

Page 131: ...rotocol The 3100 will start using Layer 3 after it has received IP configuration information from a DHCP server Continuous slow blinks with no pause The 3100 has detected an NBX system using a Layer 2...

Page 132: ...against the MAC address printed on the label on the bottom of the telephone 3 Make note of the extension assigned to the telephone 4 Use another NBX telephone on the system to call the Entry telephon...

Page 133: ...not support Bridged Station Appearances Connecting Power to the Attendant Console Connect the AC power converter provided with the Attendant Console to the power connection on the bottom of the Attend...

Page 134: ...Connect the AC adapter s power jack to the power connector 1 on the bottom of the Attendant Console Connect an Ethernet cable 2 from a 3Com Telephone switch port or from a data jack to the Ethernet c...

Page 135: ...actors If one or more Attendant Consoles are already configured in the system the Auto Discover process finds all 3Com Telephones that currently have an associated Attendant Console and associates the...

Page 136: ...Consoles and click Apply 3 Wait at least 2 minutes for the NBX system to Auto Discover the Attendant Console and assign the extensions of all known telephones to its buttons Attendant Console Notes W...

Page 137: ...Configuration Attendant Console 2 Click the extension number of an Attendant Console in the list to open the Modify page 3 Make sure the correct extension is selected and then and then click the Butt...

Page 138: ...translation at a remote location such as a home office and connect to the NBX NCP through an Internet connection One typical configuration is to connect a cable DSL modem to a small office home office...

Page 139: ...dial plan the default starting address is 750 The Auto Discover process assigns the first unassigned number to the first analog line port Before you install any Analog Line Cards you may want to conf...

Page 140: ...he card with light pressure remove it and check for obstructions 5 Tighten the left and right screws on the front of the card to secure it to the chassis Wait at least two minutes for the card to init...

Page 141: ...on and off in unison approximately once every second After an Analog Line Card has been auto discovered each status light is off most of the time but blinks on briefly approximately once every 10 sec...

Page 142: ...142 CHAPTER 4 ANALOG LINES...

Page 143: ...machines to operate with NBX systems Certain limitations apply to a phone connected through an analog port because of the differences between an analog device and a 3Com Telephone A user cannot forwa...

Page 144: ...unusable Adding an Analog Terminal Card To add an optional Analog Terminal Card to the NBX system 1 Log in to the NBX NetSet utility using the administrator username and password 2 Click System wide S...

Page 145: ...front of the card which are described on page 48 Using the NBX NetSet Utility To verify the proper installation of an Analog Terminal Card using the NBX NetSet utility 1 Log in to the NBX NetSet utili...

Page 146: ...C10400B ATA next The 3C10120B cannot use a powered Ethernet cable due to its power requirements 2 Connect a Category 5 Ethernet cable to the ATA RJ 45 connector that has no icon beside it Connect the...

Page 147: ...he analog port To verify that the NBX system properly discovered the ATA 1 Log in to the NBX NetSet utility using the administrator username and password 2 Click Telephone Configuration ATA Power Sour...

Page 148: ...ing the ATA to identify it in the list The MAC address on the ATA and the MAC address displayed in the list on the ATA tab should be identical Use the status lights on an ATA to help verify that the A...

Page 149: ...BRI spans using the ST interface In this section and in the NBX NetSet utility digital line cards are referred to as cards and boards This section covers the following topics Adding a BRI ST Digital...

Page 150: ...hone numbers the carrier assigns to you do not match the telephone extension numbers you want to use for internal calls You can create entries in your Dial Plan file to translate the incoming numbers...

Page 151: ...s 1 Write down the MAC address of the BRI ST card 2 Insert the BRI ST card into an available slot on the chassis Slide the card into the chassis until you feel it touch the connectors To seat the BRI...

Page 152: ...e list of Digital Line Cards to find the BRI ST board with the correct MAC address The Type column should contain BRI and the Status column should contain Ready 4 Click the MAC address for the card to...

Page 153: ...Licensing on page 59 for information on the number of E1 cards supported by an NBX Network Call Processor You can configure an E1 Digital Line Card for ISDN PRI signaling only The 3C10165D E1 Digital...

Page 154: ...t three digits or last four digits of the number for each incoming call Sometimes the last digits of the telephone numbers the carrier assigns to you do not match the telephone extension numbers you w...

Page 155: ...oon as the system senses the new card To insert the E1 Digital Line Card into the chassis 1 Write down the MAC address of the E1 card 2 Select a slot for the E1 card in the chassis 3 Slide the E1 card...

Page 156: ...List 5 Scroll through the channel list to verify that 30 channels appear Use the MAC addresses of the channels to identify the ones associated with the E1 Digital Line Card The MAC addresses of the c...

Page 157: ...he Auto Discover process selects DS1 as the signaling type ISDN PRI Primary Rate Interface signaling The 3C10116D T1 Digital Line Card can be installed at a remote location and communicate with its NC...

Page 158: ...fic number of digits for each incoming telephone call Sometimes the carrier does not offer any choice In either situation you need to know how many digits the carrier passes Example Carriers commonly...

Page 159: ...inistrator 2 Click System wide Settings Auto Discovery 3 Click the Auto Discover Other Devices check box to select it 4 Click Apply Inserting the T1 Digital Line Card When you insert the T1 Digital Li...

Page 160: ...that the T1 Digital Line Card has been properly discovered 1 Log in to the NBX NetSet utility using the administrator username and password 2 Click PSTN Gateway Configuration Digital Line Cards 3 Veri...

Page 161: ...the status lights on the front of the card see T1 Digital Line Card on page 38 You are now ready to configure the T1 Digital Line Card for either DS1 signaling or ISDN PRI signaling See Chapter 2 Dev...

Page 162: ...162 CHAPTER 8 T1 DIGITAL LINE CARD...

Page 163: ...n NBX chassis It translates the analog handset protocol to a format suitable for use with an NBX system The telephone features available through a connected analog handset are as described in the NBX...

Page 164: ...card in the NBX chassis be sure you have an AC power point preferably UPS protected within 5 feet of the installation location NBX chassis Install no more than two 3Com Legacy Link Cards in an NBX ch...

Page 165: ...ence Cards can be obtained at www desi com The 3Com Legacy Link cards do not support compression Voice traffic between a legacy handset and an NBX device that supports compression will be uncompressed...

Page 166: ...Handsets connected to the card can be configured through the Button Mappings page of the NBX NetSet utility You can configure each phone individually but 3Com recommends that you use the Telephone Gr...

Page 167: ...Be sure to communicate the safety information to users and administrators of the NBX system in which the card is operating The 3Com Legacy Link Card must be installed by a 3Com Voice Authorized Resell...

Page 168: ...word 2 Click System wide Settings Auto Discovery 3 Enable Auto Discover Other Devices 4 Click OK Installing the Legacy Link Card When you insert a card into an NBX chassis you may leave the system pow...

Page 169: ...s will then terminate on this block For North American wiring details see Line Connector RJ21x Wiring for North America on page 175 11 Connect the external power supply output lead to the 48V power su...

Page 170: ...on number The filename will be similar to one of these 1230_3Com_N_3 0 0 2_HG zip 3Com Legacy Link Norstar Operational Software 1712_3Com_M1_HG_3 0 0 2 zip 3Com Legacy Link Meridian Operational Softwa...

Page 171: ...connecting a PC to the card s serial port and run the Citel Technologies Gateway Uploader application If you are currently running release 3 0 0 0 or later use Upgrading Software Versions 3 0 0 0 and...

Page 172: ...PC s serial COM port and the Gateway diagnostic port 3 Open the folder myfolder bin Double click uploadstarter exe to run the upgrade application 4 A message box appears titled CITELlink Software Upgr...

Page 173: ...named according to the software release version myfolder Ensure you unzip with folders enabled to preserve the file structure supplied 2 Log in to the NBX NetSet utility using the administrator login...

Page 174: ...Auto Discovery Review the FAQs and Release Notes listed at 3Com Partner Access web site If you are using Standard IP or IP on the Fly on your NBX system be sure you have used the GWconfig utility to...

Page 175: ...nnection may result in damage to cards and or phones Legacy Link Cards use only the first 16 pairs of wires of the 25 pair cable for the handsets The remaining pairs have no connection and are not use...

Page 176: ...Slate 05 05 3 5 Slate White 05 05 2 31 Red Blue 06 06 3 6 Blue Red 06 06 2 32 Red Orange 07 07 3 7 Orange Red 07 07 2 33 Red Green 08 08 3 8 Green Red 08 08 2 34 Red Brown 09 09 3 9 Brown Red 09 09 2...

Page 177: ...0 White Slate 05 05 5 Slate White 05 05 31 Red Blue 06 06 6 Blue Red 06 06 32 Red Orange 07 07 7 Orange Red 07 07 33 Red Green 08 08 8 Green Red 08 08 34 Red Brown 09 09 9 Brown Red 09 09 35 Red Slate...

Page 178: ...0 White Slate 05 05 5 Slate White 05 05 31 Red Blue 06 06 6 Blue Red 06 06 32 Red Orange 07 07 7 Orange Red 07 07 33 Red Green 08 08 8 Green Red 08 08 34 Red Brown 09 09 9 Brown Red 09 09 35 Red Slate...

Page 179: ...iguration Providing the NCP IP Address to Devices Configuring IP Telephony Selecting the Operating Mode Selecting the Operating Mode Configuring IP On the Fly Configuring the DHCP Server Manually Conf...

Page 180: ...ide Area Network WAN IP telephony may be required This section covers these topics Implementing IP Standard IP Configuration IP On the Fly Configuration Providing the NCP IP Address to Devices Impleme...

Page 181: ...ation application TLC a program that you can install from the NBX Resource Pack For more information on these tools see Chapter 10 Troubleshooting in the NBX Administrator s Guide Using DHCP A DHCP se...

Page 182: ...de If you are not using DHCP you must use the NBX NetSet utility to configure a block of IP addresses for use by IP On the Fly devices and configure the NCP s IP address into each telephone that will...

Page 183: ...u are installing the NBX system for the first time or adding IP to an existing system The steps for setting up IP telephony are covered in these sections Selecting the Operating Mode Configuring IP On...

Page 184: ...he NCP If the remote telephone does not already have an IP address either assigned by a DHCP server or manually programmed through the telephone buttons it cannot participate in the call If an externa...

Page 185: ...edit telephone IP settings with the NBX NetSet utility 1 Connect the telephone to the same subnet as the NCP If the telephone has not already been discovered by the NCP click System wide Settings Aut...

Page 186: ...3100 Entry Telephone which does not have display panel you can use the Telephone Local Configuration application For detailed instructions on how to use these tools see the NBX Administrator s Guide...

Page 187: ...utility using the administrator username and password 2 If you have not already done so use the Auto Discover feature to add line card ports to the configuration database For more information see Conf...

Page 188: ...ck the IP Settings tab 5 To assign one IP address manually and have the NBX system assign the remaining addresses to each successive channel on the card automatically enter the first address in the Fi...

Page 189: ...ephone Configuration Telephones 3 Select the telephone from the list by clicking its extension 4 When the Modify page opens enable these check boxes Disable Line Appearance BLF Disable Conferencing Di...

Page 190: ...figure the telephone in the configuration database Broadband Telephony NBX system software release R4 2 and higher supports Network Address Port Translation NAPT also called NAT overloading NAPT allow...

Page 191: ...settings NCP MAC address Required only when the network has more than one Network Call Processor Telephone IP address A private IP address matching the IP address scheme on the LAN side of the NAPT de...

Page 192: ...192 CHAPTER 10 CONFIGURING IP TELEPHONY...

Page 193: ...t down the system software and then turn off the power to the system Table 36 Troubleshooting Actions Symptom Possible Cause Suggested Action Date timedisplay on telephones is wrong either incorrect d...

Page 194: ...the IP environment of your local network Change your computer s IP configuration back to its original settings and then connect to the NBX NetSet utility using the new IP address See Establishing IP...

Page 195: ...ny prompt message or greeting was recorded using ADPCM compression If you are running R1 1 0 or higher you must leave the compression format set to ADPCM The ability to select the format allows you to...

Page 196: ...RJ 45 adapter It does not matter which computer operating system you use As long as the computer has a terminal emulation program that can emulate a VT100 terminal for example Microsoft Hyperterminal...

Page 197: ...ot a user serviceable item If you suspect a problem with the battery contact your 3Com Technical Support representative WARNING There is a danger of explosion if the battery is incorrectly replaced Re...

Page 198: ...198 CHAPTER 11 TROUBLESHOOTING...

Page 199: ...lephones V5000 Call Processor 3102 Business Telephone V3000 Gateway Chassis 3103 Managers Telephone NBX 100 6 Slot Chassis 3105 Attendant Console NBX Analog Line Cards 3106C Cordless Telephone NBX Ana...

Page 200: ...rt 15 ICES 003 Class A EMC Immunity EN55024 IEC61000 4 2 Electrostatic discharge IEC61000 4 3 Radiated immunity IEC61000 4 4 Fast transients IEC61000 4 5 Surge IEC61000 4 6 Conducted immunity IEC61000...

Page 201: ...nt Approvals 201 Other Approvals EN61000 3 2 Harmonic emission EN61000 3 3 Flicker CTR3 A1 BRI Interface CTR4 A1 PRI Interface ACA TS031 Australian BRI Interface ACA TS038 Australian PRI Interface FCC...

Page 202: ...o 104 F Storage temperature 10 to 70C Humidity 10 to 90 relative humidity non condensing operational and storage Vibration and shock EN 60068 IEC 68 Altitude 10 000 ft operational 30 000 ft non operat...

Page 203: ...torage temperature 10 to 70C Humidity 10 to 90 relative humidity non condensing operational and storage Vibration and shock EN 60068 IEC 68 Altitude 10 000 ft operational 30 000 ft non operational Saf...

Page 204: ...o 50 C 32 to 122 F Storage temperature 10 to 70C 14 to 158 F Humidity 10 to 90 relative humidity non condensing operational and storage Vibration and shock EN 60068 IEC 68 Altitude 10 000 ft operation...

Page 205: ...to 40 C 32 to 104 F Storage temperature 10 to 70C Humidity 10 to 90 relative humidity non condensing operational and storage Vibration and shock EN 60068 IEC 68 Altitude 10 000 ft Operational 30 000 f...

Page 206: ...32 to 104 F Storage temperature 10 to 70C Humidity 10 to 90 relative humidity non condensing operational and storage Vibration and shock EN 60068 IEC 68 Altitude 10 000 ft Operational 30 000 ft Non o...

Page 207: ...17 3 in D 320 mm 12 6 in Compliance This is an FCC Class A device Controls Music on Hold level adjustment controls the gain of the input circuit for the Music on Hold function Electrical 100 240VAC 2...

Page 208: ...24 in W 440 mm 17 3 in D 320 mm 12 6 in Compliance This is an FCC Class A device Electrical 100 240VAC 2 2A 50 60Hz Environmental Ambient temperature 0 to 40 C 32 to 104 F Humidity 5 to 85 non condens...

Page 209: ...trical US and Canada 115 230 VAC 4 2 A 60 50 Hz Environmental Ambient temperature 32 F to 104 F 0 C to 40 C Humidity 5 to 85 non condensing Table 48 NBX Analog Line Card 3C10114 Specifications Weight...

Page 210: ...stems SSAUSA 25639 KF T Fully Protected Key Telephone System FCC Part 15 Class A CE This product complies with the requirements of European Directive 1995 5 EC Emissions IECS 003 Class A FCC Part 15 C...

Page 211: ...Table 50 Analog Terminal Card 3C10117 Specifications Connectors RJ 11 Connects up to four analog devices to the NBX system Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85...

Page 212: ...ported Euro ISDN ETS 300 102 1 ETS 300 102 2 ISDN User Network interface Layer 3 Specifications for Basic Call Control December 1990 Sections 2 1 2 4 3 4 5 1 5 3 5 8 Layer 3 Euro ISDN ETS 300 125 ISDN...

Page 213: ...access November 1995 Table 54 BRI ST Digital Line Card 3C10164D ST Specifications continued Table 55 Digital Line Card E1 3C10165D and T1 3C10116D Specifications Weight 397 gm 14 oz Connectors One RJ...

Page 214: ...E T lines Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 non condensing Table 58 Legacy Link Analog Card 3C10392 Specifications Weight 500 gm 1 10 lb Connectors RJ 21x 50...

Page 215: ...nmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 non condensing Telephone 2 REN per port Connection Two Wire Loop Start Feature access uses Hook Flash HF or Timed Break Recall TB...

Page 216: ...Feature access uses Hook Flash HF or Timed Break Recall TBR Electrical Voltage input 3 3 5 and 12V D C derived from the NBX power rails 48V D C As with most telecommunications power supplies the PSU v...

Page 217: ...M hub port Table 62 2102 and 2102 IR Business Telephone Compliance FCC Class A device Electrical AC adapter 2102 3C10226A AA Australia 240VAC 50Hz 13W 3C10226A CN China 220VAC 50Hz 13W 3C10226A ME Eu...

Page 218: ...W 3C10121 SA South Africa 230VAC 50Hz 13W 3C10121 UK United Kingdom 230VAC 50Hz 13W 3C10121 US North America 120VAC 60Hz 13W Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 8...

Page 219: ...plex mode Table 65 2101 Basic Telephone Specifications Compliance FCC Class A device Electrical AC adapter 3C10248A AA Australia 240VAC 50Hz 13W 3C10248A CN China 220VAC 50Hz 13W 3C10248A ME Mainland...

Page 220: ...onsole Specifications continued Table 68 3106C Cordless Telephone Specifications Compliance FCC Class B device RF Characteristics Frequency 902 905 MHz and 925 928 MHz Bandwidth 30KHz Transmit Power 4...

Page 221: ...pprox Method Narrow Band FM Base station Dimensions 108 mm 4 1 4 in x 57 1 mm 2 1 4 in x 193 5 mm 7 5 8 in Weight 334 5 gm 11 8 oz Handset 50 8 mm 2 in x 139 7 mm 5 1 2 in x 31 75 mm 1 1 4 in without...

Page 222: ...ol The 3108 operates with an NBX system that is running in SIP mode Table 70 3103 Managers Telephone Specifications Compliance FCC Class A device Power 10 W Environmental Ambient temperature 0 C to 40...

Page 223: ...all bitrates Radiated TX Power 802 11g OFDM 6 9 12 18 Mbps 17 dBm OFDM 24 36 Mbps 14 dB OFDM 48 54 Mbps 12 dB Environmental Operating temperature 0 C to 50 C 32 F to 122 F Storage temperature 40 C to...

Page 224: ...224 APPENDIX A SPECIFICATIONS...

Page 225: ...ations Caller ID Choices for Analog Lines When you order analog telephone lines from your telephone service provider you can also order caller ID service Your telephone service provider can tell you t...

Page 226: ...any the method they use to hunt for an available channel on the T1 span The NBX system typically searches downward from high numbered channels when trying to place an outgoing call If the telephone co...

Page 227: ...s testing department name and telephone numbers Carrier s circuit provisioning department names and numbers Carrier s account representative account information Requested smart jack be installed in c...

Page 228: ...lephone Central Office Switch Protocols NBX system ISDN PRI services support the following central office switch protocols AT T 5ESS Custom DMS Custom National ISDN NI 1 NI 2 Caller ID by Name If you...

Page 229: ...Point to Multipoint lines For Point to Point lines set the TEI value to 0 zero By default the system is configured to use Automatic TEI assignment Thus if the line provided is Point to Point this will...

Page 230: ...230 APPENDIX B CIRCUIT PROVISIONING...

Page 231: ...X Administrator s Guide The guidelines provided are for a single device but the issues discussed can be scaled to cover multiple devices The guidelines include the following topics Maximum Transfer Un...

Page 232: ...will support an occasional packet delay of 450 to 900 ms but each such delay will cause retries and thus affect bandwidth and performance If delays in excess of 450 ms occur at a high rate more than...

Page 233: ...pter Layer 2 ADPCM Audio Reduced Bandwidth Setting The interconnection bandwidth requirements for a device configured as a Layer 2 device running ADPCM audio for each party in a conversation requires...

Page 234: ...xes or modems may not work properly due to the very low latency requirements of such devices The most effective way to install a fax machine is to install it using an ATA connected to an uplink card o...

Page 235: ...ake advantage of warranty and other service benefits you must first register your product at http eSupport 3com com 3Com eSupport services are based on accounts that are created or that you are author...

Page 236: ...the version of software that you initially purchased with your 3Com product To obtain access to this software you need to register your product and then use the Serial Number as your login Restricted...

Page 237: ...rly marked on the outside of the package will be returned to the sender unopened at the sender s expense If your product is registered and under warranty you can obtain an RMA number online at http eS...

Page 238: ...ail html You can also obtain non urgent support in this region at these email addresses Technical support and general requests customer_support 3com com Return material authorization warranty_repair 3...

Page 239: ...Canada Telephone Technical Support and Repair All locations Network Jacks Wired or Wireless Network Interface Cards All other 3Com products 1 800 876 3266 1 800 876 3266 Country Telephone Number Coun...

Page 240: ...240 APPENDIX D OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS...

Page 241: ...less Telephones license 76 range 130 3106C Cordless Telephone 55 installation guidelines 130 131 specifications 220 3107C Cordless Telephone 55 installation guidelines 130 131 specifications 221 222 3...

Page 242: ...g the power adapter 134 description of 55 extension mapping 137 PoE power rating 219 specifications 219 Auto Discover Analog Line Cards 139 Analog Terminal Cards 113 attendant console 136 BRI ST Digit...

Page 243: ...g Inward services dial plan configuration BRI 150 dial plan configuration E1 154 device licenses 76 77 DHCP Dynamic Host Configuration Protocol BOOTP 181 183 configuring IP with 181 configuring networ...

Page 244: ...onnecting to 85 external prefix setting 104 F fax machine connecting with ATA 107 234 Group 3 47 143 lines needed for 84 FCC registration numbers 209 210 rules 249 250 feature performance issues 59 fe...

Page 245: ...k Blades 163 license keys 236 LNK E1 status light 44 T1 status light 41 LNK status lights NBX V3001 BRI 26 V3000 BRI ST 33 V3001 Analog 24 LNK SPEED status lights V3000 28 30 local telephone service 8...

Page 246: ...range forwarding 191 ports UDP 191 POST E1 status light 43 T1 status light 40 POTS Status ATA LEDs 53 power brick for telephones part number 125 Power Fail Transfer PFT port Analog Line Card 105 inter...

Page 247: ...l 1102 213 telephone Model 2101 219 telephone Model 2102 217 219 telephone Model 2102 IR 217 219 Uplink Card 214 status lights V3001 BRI 23 25 status lights LEDs Analog Line Card 38 Analog Terminal Ca...

Page 248: ...l support Europe Middle East and Africa 238 telephones connecting 125 telephony IP settings line card ports 187 third party devices 56 TLC 124 toll quality audio 85 tools and equipment required for in...

Page 249: ...a decimal point for example 03 is a REN of 0 3 For earlier products the REN is separately shown on the label In the unlikely event that this equipment causes harm to the telephone network the telephon...

Page 250: ...SUPERSEDES ANY PRIOR PROPOSAL REPRESENTATION OR UNDERSTANDING CONCERNING THE PRODUCT BETWEEN YOU AND 3Com 3Com and you the purchaser agree that the following terms and conditions sometimes referred t...

Page 251: ...PPLY TO SUCH THIRD PARTY SOFTWARE IF A SEPARATE END USER LICENSE AGREEMENT HAS BEEN PROVIDED FOR SUCH THIRD PARTY SOFTWARE USE OF THAT SOFTWARE WILL BE GOVERNED BY THAT AGREEMENT FOR ANY APPLICABLE WA...

Page 252: ...to you When the implied warranties are not allowed to be excluded in their entirety they will be limited to the duration of the applicable written warranty This warranty gives you specific legal right...

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