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9

C

ONFIGURING

 IP T

ELEPHONY

This chapter describes IP telephony and provides instructions for 
configuring IP. It covers these topics:

■

IP Telephony Overview

■

Implementing IP

■

Standard IP Configuration

■

IP On-the-Fly Configuration

■

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 Configuring Telephone IP Settings

■

Entering Data Using the Telephone Key Pad

■

Automatically Configuring Telephone IP Settings

■

Configuring Analog Line Card Ports

■

Configuring T1, E1, and BRI Channels

■

Low-bandwidth Telephony

■

Broadband Telephony

Содержание 3C10111C - NBX 100 - Modular Exp Base

Страница 1: ...http www 3com com NBX Installation Guide Release 4 3 SuperStack 3 NBX NBX 100 Part No 900 0155 01 Published June 2004 ...

Страница 2: ... you in conjunction with this guide _______________________________________________________________________ PATENT INFORMATION NBX Telephones 3C10281PE 3C10226PE 3C10228IRPE and 3C10248PE are covered by one or more of the following U S patents and other patent applications pending 5 994 998 6 140 911 6 329 906 6 496 105 6 535 983 6 483 203 6 449 348 6 212 195 ______________________________________...

Страница 3: ...______________________ OpenBSD basename c v 1 4 1999 05 30 17 10 30 espie Exp OpenBSD dirname c v 1 4 1999 05 30 17 10 30 espie Exp Copyright 1997 Todd C Miller Todd Miller courtesan com All rights reserved Redistribution and use in source and binary forms with or without modification are permitted provided that the following conditions are met 1 Redistributions of source code must retain the abov...

Страница 4: ... limited to the warranties of merchantability fitness for a particular purpose and noninfringement In no event shall the author s be liable for any claim damages or other liability whether in an action of contract tort or otherwise arising from out of or in connection with the software or the use or other dealings in the software ____________________________________________________________________...

Страница 5: ...PTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE _________________________________________________________________________________ OpenBSD strlcat c v 1 5 2001 01 13 16 17 24 millert Exp OpenBSD strlcpy c v 1 4 1999 0...

Страница 6: ... THE USE OF THIS SOFTWARE EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE _________________________________________________________________________________ OpenBSD strsep c v 1 3 1997 08 20 04 28 14 millert 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 t...

Страница 7: ...are for any purpose It is provided as is without express or implied warranty CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE DATA OR PROFITS WHET...

Страница 8: ...ER RESULTING FROM LOSS OF USE DATA OR PROFITS WHETHER IN AN ACTION OF CONTRACT TORT INCLUDING NEGLIGENCE OR STRICT LIABILITY ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE _________________________________________________________________________________ IMAP imapproxy amigados c IMAP imapproxy amigpk c and IMAP imapproxy amigaunpk c Copyright 1993 by Mike W Meyer Perm...

Страница 9: ... 22 SuperStack 3 NBX Gateway Chassis 24 NBX 100 Core Components 25 NBX 100 6 Slot Chassis 25 NBX 100 Call Processor 27 Overview of NBX Cards and Devices 29 Analog Line Card 29 T1 Digital Line Card 30 E1 Digital Line Card 34 BRI ST Digital Line Card 37 10BASE T Uplink Card 38 Analog Terminal Card 38 Analog Terminal Adapters 40 3Com Telephones 42 Attendant Console 45 Third party Devices 45 Overview ...

Страница 10: ...on Questions 55 Who Should Install the NBX System 55 Does the Telephone Company Need to Be Involved 56 Can Existing Office Telephone Wires Be Reused 56 Is Any Additional Equipment Required 56 What External Devices Can Connect to an NBX System 57 How Many Telephones or Devices Does the NBX System Support 58 What Effect Does an NBX System Have on a LAN 58 Before You Begin Installation 60 Required an...

Страница 11: ...Connecting Analog Terminal Cards 85 Connecting an Analog Terminal Adapter 86 Connecting a 3Com Attendant Console 88 Selecting Regional Software and Components 90 Installing Regional Software and Components 90 Using Auto Discover for Initial System Configuration 91 Initial System Configuration 93 Disabling the Auto Discover Feature 95 Configuring the Operating Mode 95 Reassigning Extensions and Set...

Страница 12: ... NBX NetSet Utility 126 Using Status Lights 127 Adding an Analog Terminal Adapter ATA 128 Connecting the Analog Terminal Adapter 129 Verifying an Analog Terminal Adapter 130 Using Status Lights 131 6 BRI ST DIGITAL LINE CARD Adding a BRI ST Digital Line Card 134 Preparing the NBX System for BRI Cards 134 Ordering DID CLIP and MSN Services for BRI 134 Enabling the Auto Discover Feature 135 Insertin...

Страница 13: ...rd 147 Verifying the T1 Digital Line Card 148 Using the NBX NetSet Utility 148 Using the Status Lights 149 9 CONFIGURING IP TELEPHONY IP Telephony Overview 152 Implementing IP 152 Standard IP Configuration 153 IP On the Fly Configuration 154 Providing the NCP IP Address to Devices 154 Configuring IP Telephony 155 Selecting the Operating Mode 155 Configuring IP On the Fly 156 Configuring the DHCP S...

Страница 14: ...3 NBX Gateway Chassis 174 NBX 100 Call Processor 174 NBX 100 6 Slot Chassis 175 NBX Analog Line Cards 176 3C10114 176 3C10114C 177 NBX Analog Terminal Cards 178 3C10117 178 3C210117C 178 NBX Analog Terminal Adapter ATA 178 NBX BRI ST Digital Line Card 179 NBX E1 and T1 Digital Line Cards 179 NBX Hub Card 179 NBX Uplink Card 179 3Com 3102 Business Telephone 180 3Com 2102 and 2102 IR Business Teleph...

Страница 15: ...cy 192 Small Packet Latency 192 Bandwidth Requirements 193 Layer 2 Mulaw G 711 Audio Normal Setting 193 Layer 3 Mulaw G 711 Audio 193 Layer 2 ADPCM Audio Reduced Bandwidth Setting 193 Layer 3 ADPCM Audio Reduced Bandwidth Setting 193 Notes on Bandwidth Requirements 193 Installing Fax Machines with ATAs 194 D OBTAINING SUPPORT FOR YOUR 3COM PRODUCTS Register Your Product to Gain Service Benefits 19...

Страница 16: ...INDEX FCC CLASS A VERIFICATION STATEMENT INDUSTRY CANADA NOTICE 3COM END USER SOFTWARE LICENSE AGREEMENT TERMS AND CONDITIONS AND LIMITED WARRANTY ...

Страница 17: ... information about using the telephones on an NBX system see the NBX Telephone Guide and the NBX Feature Codes Guide on the NBX Resource Pack CD or in the NBX NetSet interface How to Use This Guide Table 1 shows where to look for specific information in this guide Table 1 Overview of the Guide Description Chapter An overview of the installation process and hardware components Chapter 1 How to inst...

Страница 18: ... in this book Index FCC Industry Canada Software License Agreement and Warranty information the last pages in this book Table 1 Overview of the Guide continued Description Chapter Table 2 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or potential damage to an app...

Страница 19: ...y of the 3Com NBX documentation and Help systems to Voice_TechComm_Comments 3com com Include the following information with your comments Document title Document part number found on the front page Page number Your name and organization optional Example NBX Installation Guide Part Number 900 0131 01 Rev AB Page 20 As always address all questions regarding the NBX hardware and software to your 3Com...

Страница 20: ...20 ABOUT THIS GUIDE ...

Страница 21: ... in these topics SuperStack 3 NBX Core Components NBX 100 Core Components Overview of NBX Cards and Devices Overview of Application Software System Configuration Guidelines For information about how to prepare your site and how to choose the appropriate system components see the NBX System Planning Guide on the NBX Resource Pack CD or on the 3Com Partner Access web site For information about confi...

Страница 22: ...and licensed for 250 devices CAUTION Each of the two power supply units in the redundant model has its own overcurrent protection device That is the overcurrent device for one power supply does not protect the second power supply You must connect two AC power cords to the unit to power both of the power supplies A SuperStack 3 NBX system includes these features Supports the Telephony Application P...

Страница 23: ...essor For installation instructions see Chapter 2 SuperStack 3 NBX R Mouse KYBD Video USB Com 1 Com 2 Ethernet 1 Ethernet 2 MOH Paging External Alert V o l NBX Call Processor 1 2 3 4 1 NCP Board Nonremovable Call Processor with connections and ports 2 Disk Drive 0 By factory default the location of the Primary Drive 3 Disk Drive Tray Shipped with the primary drive installed on the left 4 Disk Driv...

Страница 24: ... port on each Gateway Chassis shown at the top of the bracket labeled 2 to connect to the LAN The lower port is normally inactive and becomes active only if the upper port experiences a link failure You must use straight through Ethernet cable connections you cannot use MDI MDIX connections Power Partition Link Activity Activity 10M Shared 10 100M Switched 10 100M Switched 10M Link 100M Link 3C102...

Страница 25: ...r supply according to the instructions in the SuperStack II ARPS documentation 2 Attach the Y cable to the RPS connector on the back of the NBX Gateway Chassis 3 Connect the SuperStack II ARPS chassis to a source of AC power NBX 100 Core Components The heart of the NBX 100 Communications System is the Network Call Processor card It and other removable cards sit in the 6 Slot Chassis NBX 100 6 Slot...

Страница 26: ...has no access to the backplane Always cover the top slot with a blank faceplate The Network Call Processor interface cards and devices are described later in this chapter For installation instructions see Chapter 2 NBX 100 O L V S 3 S 2 S 1 MOH COM 1 COM 2 PAGING EXT ALERT 10BT UPLINK MDI X 1 2 3 4 1 2 3 4 PFT 1 2 3 4 1 2 3 4 PFT 1 2 3 4 1 2 3 4 PFT PWR 1 1 2 3 4 5 6 7 8 8 3C10110D 3Com NBX Call P...

Страница 27: ...ere are two versions of the NBX 100 Call Processor shown in Figure 4 and Figure 5 Figure 4 NBX 100 Call Processor 3C10110C Figure 5 NBX 100 Call Processor 3C10110D The difference between the 3C1011C and the 3C1011D is that the 3C10110C Network Call Processor includes a BNC connector for uplink connections The NBX 100 Call Processor has these status lights and connectors Status Lights The three sta...

Страница 28: ...ld audio from a CD player tape player or other music source The adjusting screw next to the jack controls the volume PAGING This RJ 11 connector provides an audio output or a dry contact switch connection for use with a public address system EXT ALERT This RJ 11 connector is reserved for future use 10BT UPLINK This connector provides means to connect to an external Ethernet switch or hub The 3C101...

Страница 29: ...e cards 720 CO telephone lines using multiple NBX Gateway chassis The NBX 100 system can support up to 25 line cards 100 CO telephone lines using multiple NBX 100 chassis Figure 6 NBX Analog Line Card 3C10114 Figure 7 NBX Analog Line Card 3C10114C Functionally 3C10114 and 3C10114C are identical However 3C10114C uses some different internal components so that 3C10114C requires NBX software release ...

Страница 30: ...0 system can accommodate up to 3 T1 Digital Line Cards 72 channels if the cards are configured for DS1 operation or 69 channels if the cards are configured for ISDN PRI operation if you connect them using MDI X ports If you connect a T1 Digital Line Card using the NBX 100 system backplane the system can accommodate only one card All digital line cards require NBX system software Release R2 6 or hi...

Страница 31: ...ine RA On indicates a Remote Alarm The far remote end of the T1 line is not receiving appropriate signaling from the T1 board LB On indicates that loop back testing 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 connector to isolate T1 traffic If the T1 Di...

Страница 32: ...line is attached or that the card does not need a D channel such as when the card is running T1 robbed bit CAS Green Card is configured for ISDN PRI operation and an active PRI connection has 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 If the D...

Страница 33: ... trying to establish contact with an NCP Green The card has established contact with an NCP LNK Ethernet link Green The 10 100 Uplink port is connected to a 10Mb or to a 10 100 Mb hub or switch Red The 10 100 Uplink port is connected to a 100 Mb hub or switch Off There is no connection to the 10 100 Uplink port ACT Ethernet activity Rapid blink Data is passing into or out of the T1 card through th...

Страница 34: ... card 3C10165D includes an onboard CSU The 3C10165D can provide CSU performance statistics can be enabled for loopback testing and can be configured as a remote device that communicates with its NCP over a routed network ISDN PRI services require specific circuit provisioning which you must obtain before using this card See Appendix B for more information for more information Figure 10 E1 Digital ...

Страница 35: ... E1 Digital Line Card has the following lights and connectors E1 This RJ 48C connector makes a patch cord connection to a E1 interface Status Lights These lights indicate the status of the card s signaling synchronization and loop back test CO Central Office Amber Alarm condition at the remote end or the CO is not connected or available Green No alarm condition POST Power On Self Test Off POST tes...

Страница 36: ...ith the card CALL Call audio traffic Off No audio traffic on the T1 link Flashing Audio traffic is present CARD Card Software Status Green The card has finished downloading software from the NCP and all software processes have started successfully Amber A problem with one or more of the software processes running on the card The card automatically reboots itself if it detects a problem with any of...

Страница 37: ...l Line Card The ISDN BRI ST Basic Rate Interface Digital Line Card Figure 12 has four separate ports each of which accommodates two B channels and one D channel Each B channel carries user data at 64 Kbps and the D channel operates at 16 Kbps If the two B channels are bonded the transmission rate is 128 Kbps Figure 12 BRI ST Digital Line Card 3C10164C CAUTION The BRI ST Digital Line Cards are not ...

Страница 38: ... NBX system supports up to 375 Analog Terminal Cards for a total of 1500 devices The NBX 100 system supports up to 50 Analog Terminal Cards for a total of 200 devices However see System Configuration Guidelines on page 47 CAUTION If you are using the 3Com SuperStack II ARPS Advanced Redundant Power Source as a backup power supply for the NBX Gateway Chassis you can have no more than 2 Analog Termi...

Страница 39: ... for software download Solid on Software has been downloaded The flash memory on the board is being loaded Slow non symmetric blinking pattern Waiting for the completion of the binding process to the call processor Operation Off for 9 to 10 seconds 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...

Страница 40: ...agnostic Port The 3C10400 ATA has an RS232 DB9 connector to which you can connect a serial cable Using a terminal emulation program such as Hyperterm you can access the ATA and use diagnostic and troubleshooting commands Only qualified 3Com service personnel should use the serial diagnostic port The Analog Terminal Adapter 3C10400 has these lights and connectors Power Light The light below the ico...

Страница 41: ...View Figure 19 Analog Terminal Adapter 3C10120B Rear View The Analog Terminal Adapter 3C10120B has these lights and connectors Power Light The light below the icon for power indicates that the ATA is receiving power Analog Port Status Lights S1 S2 S3 The lights below the icon for the analog telephone indicate the status of the Analog Port S3 turns on when the analog telephone is in use S2 blinks b...

Страница 42: ... touch access to voice mail 3Com Telephones operate at either 10 Mbps or 100 Mbps and contain a 10 100 Mbps switch with two ports One port connects the telephone to the LAN and the other port can be used to connect a computer to the LAN 3Com Telephones that have the IR designation in their part numbers such as the 3C10228IRB and 3C10228IRPE have an infrared port that allows the user to exchange da...

Страница 43: ...f NBX Cards and Devices 43 Figure 20 3Com Business Telephone Model 3102 Figure 21 3Com Business Telephone Model 1102 2102 or 2101 IR 3C10402A 3C10121 3C10226B 3C10226PE 3C10281B 3C10281PE 3C102281IRB 3C10281IRPE ...

Страница 44: ...nector for a traditional telephone fits into the 3Com telephone s RJ 45 jack the electrical interfaces are not compatible and the telephone will not work The 3101 Basic Telephone 3C10401A does not include a microphone which means it does not support speaker phone operation The 3101SP Basic Telephone 3C10410SPKRA has a microphone and supports speaker phone operation All other features operate the s...

Страница 45: ...00 system You can associate up to two Attendant Consoles with any one 3Com Telephone See the NBX Telephone Guide for details about how to use an Attendant Console Third party Devices 3Com works with third party suppliers to provide a range of devices that are compatible with NBX systems For more information on third party devices see your 3Com NBX Voice Authorized Partner For information on how to...

Страница 46: ...es most of the features of a 3Com Business Telephone In addition these software applications and documents are available on the NBX Resource Pack CD NBX Call Reports NBX TAPI Service Provider NBXTSP Desktop Call Assistant formerly called TAPI Dialer Palm Dialer ConneXtions NBX Media Driver 3Com Network Supervisor LabelMaker utility Quick Reference Guides for the 3Com Business Telephones 3Com Basic...

Страница 47: ...l as the Usage Report accessible from the Licenses screen Total on the NBX 100 200 devices factory default and maximum device limit For support above 200 devices you must purchase a SuperStack 3 NBX Call Processor CAUTION Your configuration must conform to all of these limits The limit imposed by the total system license explained next The individual limits on certain device types explained later ...

Страница 48: ...ications have count limits that are governed by licenses See the 3Com Price List or your 3Com NBX Voice Authorized Partner for details on available incremental licences Example You can install a license for 2 Virtual Tie Lines VTLs and then add incremental 2 unit licenses up to a limit of 8 VTLs on an NBX 100 system or up to 48 VTLs on a SuperStack 3 NBX system How the Three Limit Types Interact A...

Страница 49: ...nses screen See the 3Com Price List or your 3Com NBX Voice Authorized Partner for details on incremental licences Table 5 Supported Features on the SuperStack 3 NBX and NBX 100 Call Processors Per Unit Device Count Toward Total System Count Maximum Number Per SuperStack 3 System Maximum Number Per NBX 100 System System Device Capacity 3Com Business Telephone 1 1500 200 3Com Basic Telephone 1 1500 ...

Страница 50: ...ne 99 99 Voice Mail Ports simultaneous None 72 12 Voice Mailboxes None 1500 200 Phantom Mailboxes None 1000 150 Call Park Zones None 100 9 with the default 3 digit dial plan up to 100 if you modify the dial plan Call Pickup None 100 32 Conference Calls simultaneous None 12 4 Directed Pickup None 50 10 Group Pickup None 50 32 Hunt Groups or Calling Groups None 100 48 Music On Hold None 1 1 Paging N...

Страница 51: ...equirements Installation Questions Before You Begin Installation Important Safety Information Unpacking and Examining the Components Recording MAC Addresses Installing the NBX 100 Chassis Installing the SuperStack 3 NBX System Configuring NBX System Networking Connecting Cards and Devices Selecting Regional Software and Components Using Auto Discover for Initial System Configuration Connecting Tel...

Страница 52: ...t is connected to your standard PSTN Analog Terminal Connectors The NBX Analog Terminal Adapter 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 Partner for information on country specific requirements Language Support The NBX Resource Pack CD includes these localized components Telephone tones and ...

Страница 53: ... in Chapter 3 for more information CAUTION 3Com strongly recommends that you use UL listed surge suppression devices for the telephones and the local telephone lines and an uninterruptible power supply for each NBX chassis Environmental Requirements You can install the NBX system in any clean dry well ventilated location Take these environmental guidelines into consideration The area must be safe ...

Страница 54: ...tack 3 NBX Call Processor Chassis and the SuperStack 3 NBX Gateway Chassis each require 4 rack units with 13 3 cm 5 25 in of vertical space and 30 5 cm 12 in of depth All data connections are on the front of the chassis and power connections are on the back If you wall mount the NBX 100 chassis it must be attached securely to a plywood mounting board that is firmly attached to the wall The mountin...

Страница 55: ...already planned the installation the following topics discuss issues that you may encounter when you install the telephone system Who Should Install the NBX System A technician who understands Ethernet 10BASE T and 100BASE T cabling requirements and telephony configuration should install and configure the system If you are using the IP capabilities of the NBX system the technician also needs to un...

Страница 56: ...ve a 10BASE T or 100BASE T LAN connecting the desktops you can ignore existing telephone wires and connect the 3Com telephones to the LAN Each 3Com telephone functions as an Ethernet hub 1102 or switch 2101 and 2102 allowing you to connect the computer s network interface card directly to the phone Is Any Additional Equipment Required You may need some of the following components To configure the ...

Страница 57: ...SE T or 100BASE TX compliant hub If you are connecting third party routers or switches to the NBX system be sure that the connection is programmed for half duplex operation Multiple NBX Hub or Uplink cards NBX 100 In an NBX 100 system you can use the BNC Hub cards only or 10BT Uplink connector on a Hub or Uplink card or on the Network Call Processor to connect to an external 10BASE T compliant hub...

Страница 58: ... devices in any combination of card ports Attendant Console T1 channels and so on With 124 telephones an NBX 100 system can have no more than 76 additional devices For detailed information on device limits see System Configuration Guidelines on page 47 What Effect Does an NBX System Have on a LAN A 10 Mbps Ethernet LAN can support a fully configured fully utilized NBX 100 system A 100 Mbps Etherne...

Страница 59: ...audio quality Do not enable Silence Suppression unless you are trying to solve bandwidth constraint issues You can enable or disable silence suppression for the entire system or for individual telephones and line card ports NBX System Quality of Service Quality of Service QoS is a way to allocate resources in data switches and routers so that data can be prioritized with the most time critical dat...

Страница 60: ...hone to the system over a broadband connection and that is not considered a low bandwidth connection See the NBX Administer s Guide for information about connecting a remote telephone Before You Begin Installation Before you install the NBX 100 or SuperStack 3 system hardware Complete the system plan See the System Planning Guide on the NBX Resource Pack CD Verify that the external telephone lines...

Страница 61: ... in a secure locked area that can be accessed only by trained personnel The components and 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 personnel to install and remove the unit Always connect the unit to a grounded protective earthed outlet to comply ...

Страница 62: ... normal operation of each component and to avoid component failures WARNING Never push objects into ventilation holes on the chassis or telephone Electrical voltages in system components can cause bodily harm Do not use the telephone during an electrical storm Lightning poses a remote risk of electric shock through any telephone system Never use a telephone that is near the source of a gas leak to...

Страница 63: ...om IT Impédance à la Terre supplies If your supplies are of IT type this unit must be powered by 230V 2P T via an isolation transformer ratio 1 1 with the secondary connection 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 complies with ACA TS001 1997 Table 6 ...

Страница 64: ...especter attentivement toutes les consignes AVERTISSEMENT Vérifiez que le systeme est paramétré sur le réglage de tension conforme aux exigences du pays d utilisation AVERTISSEMENT Le systeme doit être rangé verrouillé dans un endroit sûr et seul le personnel ayant reçu une formation peut y avoir accès L installation et la dépose de cette unité doivent être confiés à un personnel qualifié L unité ...

Страница 65: ...alimenté par une tension de 230 V 2 P T par le biais d un transformateur d isolement à rapport 1 1 avec un point secondaire de connexion portant l appellation Neutre et avec raccordement direct à la terre masse Table 7 Cordon Électrique Pays ou Region Détails du Cordon Électrique Europe La prise secteur doit être conforme aux normes CEE 7 7 SCHUKO Le cordon secteur doit porter la mention HAR ou BA...

Страница 66: ...rechende Spannung eingestellt ist WARNHINWEIS Das NBX muß an einem sicheren abgeschlossenen Ort aufbewahrt werden zu dem nur ausgebildete Mitarbeiter Zugang haben Die Installation und der Ausbau des Geräts darf nur durch Fachpersonal erfolgen Das Gerät nicht an eine Wechselstromsteckdose anschließen die über keine Schutzerdung verfügt Das Gerät muß an eine Steckdose mit Schutzerdung angeschlossen ...

Страница 67: ...ei muß der zweite Anschlußpunkt die Bezeichnung Neutral tragen Impédance à la terre Lithiumbatterie Bitte lesen Sie den folgenden Hinweis sorgfältig durch WARNHINWEIS Wird die Lithiumbatterie falsch ersetzt besteht Explosionsgefahr Die Batterie nach den Empfehlungen des Herstellers durch eine Batterie des gleichen oder eines gleichwertigen Typs ersetzen Verbrauchte Batterien nach den Angaben des H...

Страница 68: ...rminal Card Each NBX Digital Line Card The MAC addresses printed on labels attached to each card enable you to identify cards when you configure them using the NBX NetSet utility MAC address labels are located on the component side of NBX cards After a card is inserted into a chassis the MAC address is not visible When you install cards into the chassis 3Com recommends that you install one card at...

Страница 69: ...re than one chassis For example an installation can have two chassis to accommodate additional line cards but only one chassis holds the Call Processor and disk drive CAUTION To avoid damage to electronic circuits always wear an anti static grounding strap when handling the disk drive or NBX system cards When you ground the strap do not ground it to the NBX chassis because the chassis is not groun...

Страница 70: ...connector on the disk drive The cable connectors and the connector on the disk drive are keyed to ensure proper alignment Use only the IDE cable supplied with the NBX system Older cables may not be keyed 3 Attach one of the power supply connectors from the chassis power supply to the disk drive You can use any of the appropriate connectors on the power supply Item Explanation 1 Data cable IDE ribb...

Страница 71: ...o J9 at the top of the chassis backplane circuit board J9 is keyed to ensure proper alignment of the connectors 7 Replace the cover on the chassis If you choose you may mount the NBX 100 Call Processor chassis either in an equipment rack or on the wall Follow the instructions described in Mounting the NBX 100 Chassis next Mounting the NBX 100 Chassis To mount the Call Processor chassis in an equip...

Страница 72: ...rtical rail of the rack Leave a space of at least 6 5 cm 2 5 in between this location and any other equipment in the rack Do not tighten the screws Thread them just far enough so that they are secure The slots on the bottom of the Call Processor chassis mounting brackets slip onto these screws 3 Lift the chassis and slip the keyed slots of the mounting brackets onto the two screws you installed in...

Страница 73: ... locations where you will drill the pilot holes into the mounting surface Figure 28 Chassis Wall mount Dimensions CAUTION If you wall mount the NBX 100 chassis you must attach the chassis securely to a plywood mounting board which is firmly attached to the wall A fully configured 6 slot chassis can weigh up to 13 5 kg 30 lb 3 Drill pilot holes at the locations you marked 4 Install the two lower mo...

Страница 74: ...or the NBX 100 system See Configuring NBX System Networking on page 78 Installing the SuperStack 3 NBX System The SuperStack 3 NBX System is composed of the SuperStack 3 NBX Call Processor and one or more SuperStack 3 NBX Gateway Chassis The Call Processor contains a factory installed disk drive and call processor circuit board The NBX Gateway Chassis are used to contain the interface cards You ar...

Страница 75: ...ots of the mounting brackets onto the two screws you installed in Step 1 4 Hold the Call Processor in place install a mounting screw in the top hole of each bracket and then tighten all four screws securely Mounting the NBX Gateway Chassis You are now ready to mount the NBX Gateway Chassis For an overview of this chassis see SuperStack 3 NBX Gateway Chassis in Chapter 1 The tools materials and pro...

Страница 76: ...sed one is packaged separately for you to install 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 the strap do not ground it to an NBX chassis because the chassis is not grounded until you install it in a properly grounded setting To install an additional disk drive for disk mirroring 1 ...

Страница 77: ... protection from a redundant power supply the AC cords should be connected to different AC circuits 2 Allow approximately 3 minutes for the system to complete the bootstrap process Examine the status lights LEDs on the Call Processor front panel to ensure that the system is running properly The PWR status light indicates that the system power is turned on Status lights 1 2 and 3 Figure 30 indicate...

Страница 78: ... Two disks present but no mirroring license N A Flashing Flashing On Using disk 0 zero only N A On Off On Using disk 1 only N A Off On On Synchronizing disk 0 is valid disk 1 is becoming a fully mirrored disk LED 3 flash rate indicates progress If LED 3 stops normal flashing and intermittently flashes twice the mirroring process has failed N A On Flashing On Synchronizing disk 1 is valid disk 0 is...

Страница 79: ...can configure two call processors with IP addresses 10 233 10 100 and 10 233 20 100 With most installations you need to change the IP settings of the 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 Call Processor that is consistent with your local are...

Страница 80: ... Call Processor Use the Ethernet 1 port By connecting the computer directly to the NBX system you isolate the system from the network and eliminate the influence of routers and proxy servers 2 Record the existing IP settings on the computer so you can restore them later 3 Change the IP settings of your computer to CAUTION Do not set your computer address to 192 168 1 192 because this IP address is...

Страница 81: ...figure the IP settings in the computer that you use to communicate with the NBX NetSet utility The computer must have an Ethernet NIC card IP connectivity software installed and configured and a web browser See the computer s operating system documentation for how to install and configure IP connectivity software Set the computer s IP parameters to these settings IP address 192 168 1 191 Default g...

Страница 82: ... the NBX system IP address 192 168 1 190 if that address is already in use on the network You must change the NBX System subnet mask 255 255 255 0 if it does not conform to the network subnet scheme You must change the NBX system default gateway from 0 0 0 0 to the IP address of the default gateway for the subnet where you install the NBX system Internet connectivity addresses provided by the Inte...

Страница 83: ...he Ethernet 1 port experiences a link failure This port can operate at 10 Mbps and 100 Mbps it automatically senses the speed of your LAN Connect the NBX Gateway chassis to your LAN using one of these The 10 Mbps shared connector Operates at 10 Mbps only The upper 10 100 Mbps connector Operates at either 10 Mbps or 100 Mbps and automatically senses the speed of your LAN The lower 10 100 Mbps RJ45 ...

Страница 84: ...to diagnose and troubleshoot problems Mapping Line Card Ports to Telephone Lines You can run the system using the default configuration but to have complete control over telephone operations you need to know which telephone line is assigned to which line card port so that you can map CO telephone lines to telephones and manage lines for maximum performance Use the NBX NetSet utility to quickly rea...

Страница 85: ...phones and analog line cards before you Auto Discover digital line cards For more information about the Auto Discover feature see Using Auto Discover for Initial System Configuration on page 91 Connecting Analog Terminal Cards You can install cards with the power on To connect and configure the analog terminal cards 1 Remove one of the blank faceplates from the chassis 2 Install the analog termina...

Страница 86: ... the Ethernet port on the ATA to the LAN The Ethernet port on a 3C10120B ATA is the connector on the far left side On the 3C10400 ATA the Ethernet port is labeled LAN Figure 31 3C10120B ATA Connectors Figure 32 3C10400 ATA Connectors 3 You can optionally connect a PC or other Ethernet device to the Ethernet hub port on the ATA The 3C10120B Ethernet hub port has a picture of an NBX Business telepho...

Страница 87: ... a splitter device to accept Power over Ethernet PoE The 3C10400 ATA can accept power over the Ethernet cable It meets the IEEE 802 3af standard for Power over Ethernet See Table 11 for power connection instructions The 3C10400 ATA can also accept power from an AC power adapter plugged into a wall socket If you supply power to the ATA using an AC power adapter and then also supply power on the Eth...

Страница 88: ...is required 3C10120B Devices that predate the 802 3af standard can be powered by an 802 3af compliant power supply with the use of the 3Com Network Jack to NBX Phone Power Module 3CNJVOIPMOD NBX which is 802 3af compliant The module removes power from a powered Ethernet cable and splits it into a power jack and an unpowered Ethernet connection that you connect to the ATA s LAN port and power conne...

Страница 89: ...ected If the Auto Discover process associates an Attendant Console with a telephone other than the one you want see Associating an Attendant Console with a Specific Telephone next for instructions on how to associate the Attendant Console with a different telephone When automatically mapping extensions to an Attendant Console the system maps the first 100 extension to Attendant Console buttons exc...

Страница 90: ... not able to change by recording a new message for example prompts used for setting up Auto Attendants and voice mailboxes Default prompts for configurable voice messages Users and administrators can record these messages and substitute their recorded messages for the default versions Tones and cadences Localized User Help for the NBX NetSet utility Localized NBX Telephone Guide and Quick Referenc...

Страница 91: ...ne and the ConneXtions H 323 Gateway After a device has been discovered the Auto Discover process does not find that device again To remove a device from the system you must use the NBX NetSet utility to manually remove the device and its database record Licensed devices such as the 3102 Business Telephone 3101 and 3101SP Basic Telephones and the 3105 Attendant Console will not be discovered until...

Страница 92: ...e NBX NetSet utility to specify a new extension starting number To simplify Auto Attendant configuration you should start a range at a base number for example 100 1000 200 2000 300 3000 or 400 4000 The default Auto Attendant assumes that extension 100 3 digit dial plan or 1000 4 digit dial plan is the extension of a human attendant receptionist 3Com Attendant Console Finds and configures any insta...

Страница 93: ...ername and password 2 In the NBX NetSet Main Menu window click System Configuration 3 In the System Configuration dialog box click the System Settings tab 4 Click System wide The System Settings dialog box appears Figure 33 Figure 33 System Settings Dialog Box 5 Select the check box for the device you are configuring 3Com recommends that you Auto Discover one device type at a time Table 14 describ...

Страница 94: ...105 the devices will not be discovered until you add the device license to the system Table 14 Auto Discover Check Boxes Check Box Action Auto Discover Telephones Discovers 3Com telephones Analog Terminal Cards and Analog Terminal Adaptors Auto Add Phones to Call Pickup Group 0 Members of a Call Pickup Group can answer calls that ring on other group members telephones The default system includes o...

Страница 95: ... for each line card port Button Mappings enable you 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 the destination of a call that is not answered at any of the telephones PBX mode CO lines are pooled and arbitrated by the Call Processor The CO lin...

Страница 96: ...the line card port fields as needed Table 15 at the end of this section describes the fields 7 After you have made all of your changes for the current Line Card port click Apply to enable the changes and review them 8 Click OK to exit the dialog box and return to the Line Card Ports tab 9 Repeat this procedure for each line card port Table 15 Modify Line Card Port Fields Field Purpose Card Type Id...

Страница 97: ...tion for this line card port This also eliminates the Caller ID Wait Timer 6 seconds by default for picking up incoming Auto Attendant calls Pulse Dialing Sets the default mode of operation for this port Pulse dialing also called Rotary or Decadic dialling dates to rotary dial telephone technology You would enable pulse dialing only in isolated instances to be compatible with older CO equipment Th...

Страница 98: ...idth connection you cannot play music on hold Default Off unchecked Audio Compression Selects an Audio Compression setting Default The system wide setting None G 711 No compression G 711 MULAW audio encoding Med ADPCM Medium compression ADPCM audio encoding High G 729 High compression G 729 audio encoding Conference Disabled Prevents this telephone from initiating conference calls however the tele...

Страница 99: ... select the port with highest MAC address or port number and click Modify 7 In the Modify Line Card Port dialog box change the extension number 7258 in this example to the extension number you recorded when you were viewing the Device List tab 7269 8 Click OK The Line Card Ports tab reappears showing the new extension number Extension 7258 is now unused 9 From the four Line Card Ports you recorded...

Страница 100: ...adjustment tool to adjust the volume control on the front of the Call Processor to about mid range 2 Use a 3Com Telephone to call another extension and have the person put you on hold 3 While listening to the music adjust the volume control on the music on hold input device Connecting a Paging Amplifier Connect the paging device to the paging connector on the front of the Call Processor See the do...

Страница 101: ...e not propagated through the low bandwidth link An NBX 100 system does not support Conference channels 4 through 11 Table 18 Layer 2 Multicast Addresses Multicast Address Description 01 e0 bb 00 00 1d System state 01 e0 bb 00 00 15 Music on hold 01 e0 bb 00 00 11 Page 01 e0 bb 00 00 25 01 e0 bb 00 00 35 01 e0 bb 00 00 31 01 e0 bb 00 00 39 Conference call channel 0 Conference call channel 1 Confere...

Страница 102: ...102 CHAPTER 2 INSTALLING SYSTEM HARDWARE COMPONENTS ...

Страница 103: ... add a new telephone Auto Discover and manual configuration Auto Discover method Auto Discover is the simplest and most common method of adding a new telephone When you enable the Auto Discover feature and then connect a new 3Com Telephone to the LAN the telephone receives the next lowest available extension and a default set of properties The extension number appears on the telephone s display pa...

Страница 104: ...dding a telephone you must either connect the telephone to the network segment on which the Call Processor resides If you use the Auto Discover you must enable the Auto Discover Telephones check box before you connect the telephone If you add a telephone manually it does not matter whether you connect the telephone before or after you use the NBX NetSet utility to add it Connecting Power to the Te...

Страница 105: ... all NBX devices the power connector is marked by the DC power symbol Connect the AC adapter s power jack 1 to the power connector on the bottom of the phone Run the cable through the strain relief tab 2 to prevent power from becoming disconnected The location of the power connector varies on different telephone models The first connection diagram shows a Business Telephone that includes PE in the...

Страница 106: ...Accessory UL 1950 52 WA TELEPERMIT THIS 3COM NBX 100 COMMUNICATIONS SYSTEM MAY BE CONNECTED TO THE TELECOM NETWORK This Class B digital apparatus complies with Canadian ICES 003 Cet appareil numerique de la classe B est conforme a la norme NMB 003 du Canada N151 PTC 207 00 050 FOR HOME OR OFFICE USE This device complies with Part 15 of the FCC Rules Operation is subject to the following two condit...

Страница 107: ...52 WA TELEPERMIT THIS 3COM NBX 100 COMMUNICATIONS SYSTEM MAY BE CONNECTED TO THE TELECOM NETWORK This Class B digital apparatus complies with Canadian ICES 003 Cet appareil numerique de la classe B est conforme a la norme NMB 003 du Canada N151 PTC 207 00 050 FOR HOME OR OFFICE USE This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device...

Страница 108: ...k 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 connect a computer or an Attendant Console to the network 2 Strain relief tab to prevent power cord from becoming disconnected 3 Power cable Ask your Administrator how you should power your phone Then see...

Страница 109: ...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 cable to data jack 1 Power cable Ask your Administrator how you should power your phone Then see Table 19 for instructions on how to connect your telephone to power Figure 37 shows a connection using an optional AC adapter 2 Eth...

Страница 110: ...ects a computer or other Ethernet device to the LAN To connect a computer to the switch port on the telephone Use a Category 5 UTP cable with RJ 45 connectors Connect one end 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 labeled with this icon 1 Ethe...

Страница 111: ...st consider when setting up Virtual Tie Lines for multi site telephone connectivity If you are adding licensed devices such as the 3102 3101 3101SP or 3105 you must first add the license key into the NBX NetSet utility The Auto Discover process will not discover a licensed device if the license has not been added to the system To Auto Discover a telephone 1 In NBX NetSet Main Menu window Figure 39...

Страница 112: ... Optionally enable the Auto Add Phones to Call Pickup Group 0 check box Members of a Call Pickup Group can answer calls that ring on other group members telephones The default system includes one Call Pickup Group Whether or not you select this check box you can later change the call pickup group for any telephone See the NBX Administrator s Guide for information about Call Pickup Groups 6 Click O...

Страница 113: ...e customer has chosen 8 When you connect the telephone to the LAN and power the extension appears on the display panel Adding a 3Com Attendant Console The 3Com Attendant Console provides extension button mappings and displays the current status of each mapped extension A receptionist typically uses the Attendant Console to connect incoming calls to telephone extensions When you install a new NBX s...

Страница 114: ...he cable The device you use to connect an Attendant Console to a powered Ethernet cable depends on the type of Ethernet power in use at your facility NBX devices work with Ethernet power sources that comply with the IEEE 802 3af standard 3Com Ethernet power sources that predate 802 3af See Table 20 for power connection instructions for 3Com Attendant Consoles Table 20 Connecting Power to a 3Com At...

Страница 115: ...rk Jack to NBX Phone Power Module 3CNJVOIPMOD NBX 1 The module receives power from an 802 3af compliant power source through an Ethernet cable 2 and splits it into an unpowered Ethernet connection 3 and a power jack 4 3Com Ethernet Power Source 3C10220 12 port 3C10222 24 port The 3Com Ethernet Power Source predates 802 3af so you must use a 3Com NBX Telephone Power Splitter 3C10223 1 to split a po...

Страница 116: ...cover an Attendant Console the NBX system associates it with a telephone based on the following factors If there are no other Attendant Consoles on the system the Auto Discover process associates the new Attendant Console with the 3Com Business or Basic Telephone that has the lowest extension number If one or more Attendant Consoles are already configured in the system the Auto Discover process fi...

Страница 117: ...s on how to change the association Verifying Extension Assignments on an Attendant Console After you Auto Discover an Attendant Console you can verify which telephone extensions have been assigned to the Attendant Console buttons To verify the extension assignments 1 In the NBX NetSet Main Menu window click Device Configuration 2 Click the Attendant Console tab 3 Select the Attendant Console from ...

Страница 118: ...t a 3Com Telephone behind a device that applies network address translation at a remote location such as a home office and connect to the NBX call processor through an Internet connection One typical configuration is to connect a cable DSL modem to a small office home office router that includes a firewall and Ethernet ports You connect the 3Com Telephone directly to one of the Ethernet ports Anot...

Страница 119: ...al plan For a 3 digit dial plan the default starting address is 750 for a 4 digit dial plan the starting address is 7250 The Auto Discover process assigns the first unassigned number to the first Line Card port Before you install any Analog Line Cards you may want to configure the Outdialing Prefixes For information on this topic see Outdialing Prefix Settings in Chapter 2 of the Administrator s G...

Страница 120: ...e left and right sides of the front of the card CAUTION If you cannot seat the card with light pressure remove it and check for obstructions 7 Tighten the left and right screws on the front of the card to secure it to the chassis Wait two minutes more on a SuperStack 3 NBX system that has many devices for the card to initialize and for the system to update its database Verifying an Analog Line Car...

Страница 121: ...e Card is initializing all four status lights labelled 1 through 4 blink 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 seconds The order in which the status lights blink is the same as the order in which the ports were auto discovered For the example...

Страница 122: ...122 CHAPTER 4 ANALOG LINE CARDS ...

Страница 123: ... ATA allows analog 2500 series compliant devices such as cordless telephones and fax machines to operate with NBX systems Certain limitations apply because of the differences between an analog device and a 3Com Business Telephone or 3Com Basic Telephone A user can dial 500 on a telephone connected to either an ATA or to a port on an Analog Terminal Card to gain access to voice mail A user cannot f...

Страница 124: ...ax operation optimizes the performance for inbound and outbound faxes but compromises audio quality If you make a voice call using the ATA device for example if you use the telephone portion of the fax machine the quality of the audio may be affected If you make a VTL call using the ATA device the audio may be unusable Adding an Analog Terminal Card To add an Analog Terminal Card to the NBX system...

Страница 125: ...C address for the configuration process 3 Select a slot for the card in the chassis and use a Phillips screwdriver to remove the blank faceplate from the slot 4 Insert the card into the slot 5 Slide the card into the chassis until you feel it touch the connectors 6 To seat the card into the connectors apply firm pressure to both the left and right sides of the front of the card CAUTION If you cann...

Страница 126: ...Configuration 2 In the Device Configuration dialog box click the ATA tab See Figure 43 Figure 43 ATA Tab 3 Compare the MAC addresses or port numbers that appear in the list to the MAC address and port numbers you recorded before you inserted this card The four ports of the Analog Terminal Card appear in the list of ATAs along with the ports of any previously discovered Analog Terminal Cards and an...

Страница 127: ...ble 22 shows that ports 1 and 2 were assigned extensions 1001 and 1002 respectively By examining the information on the ATA Tab see Figure 43 you can verify that extensions 1003 and 1004 have been assigned to 3Com Telephones and extension 1005 was assigned to an Analog Terminal Adapter Using Status Lights After you auto discover an Analog Terminal Card you can use the status lights to help determi...

Страница 128: ...ated with Auto Discover 4 Click the Auto Discover Telephones check box to select it The Auto Discover Telephones check box enables and disables the Auto Discover process for Analog Terminal Cards Analog Terminal Adapters and 3Com Telephones 5 Click OK Table 23 Status Light Patterns 3C10117C Light Pattern Meaning All lights show a fast steady blink The card is waiting for the completion of a softwa...

Страница 129: ...for the NBX system to discover the ATA 4 If the ATA is connected to a fax machine configure the port for fax usage a Open the NBX NetSet utility and go to Device Configuration ATA b Select the ATA from the list and click Modify c Enable the check box labeled Fax Machine then click Apply Configuring an ATA port for fax operation optimizes the performance for inbound and outbound faxes If you make a...

Страница 130: ...Cards Power Source Connection Details Power over Ethernet IEEE 802 3af power source Connect the powered Ethernet cable directly to the telephone s Ethernet connector No separate power connection is required 3Com Ethernet Power Source 3C10220 12 port 3C10222 24 port The 3Com Ethernet Power Source predates 802 3af Any NBX device can be powered by a 3Com Ethernet Power Source if you use an NBX Power ...

Страница 131: ...ist on the ATA tab should be identical Using Status Lights Use the status lights on an ATA to help verify that the ATA has been properly discovered The lights S1 S2 and S3 indicate the status of the analog port S3 turns on when the analog telephone or fax machine is in use S2 turns on briefly every two seconds when an analog telephone or fax machine is connected to the ATA If no device is connecte...

Страница 132: ...132 CHAPTER 5 ANALOG DEVICES ...

Страница 133: ...ards and boards This section covers the following topics Adding a BRI ST Digital Line Card Verifying a BRI ST Digital Line Card An NBX 100 system can accommodate up to 12 BRI ST cards and a SuperStack 3 NBX system can accommodate up to 90 BRI ST cards using ISDN BRI ST signaling Each BRI ST card 3C10164 S T supports the Basic Rate Interface protocol ST interface only Before you install any BRI ST ...

Страница 134: ...ometimes the last digits of the telephone 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 into the corresponding extension numbers Example You want to use internal extensions from 4000 through 4999 but the local telephone carrier assigns you numbers fro...

Страница 135: ... with Auto Discover 5 Click the Auto Discover Digital Line Cards check box to select it 6 Click OK Inserting the BRI ST Digital Line Card When you insert the BRI ST card into the chassis you may leave the system powered up The Auto Discover process begins as soon as the system senses the new card To insert the BRI ST card into the chassis 1 Write down the MAC address of the BRI ST card 2 Select a ...

Страница 136: ...escribed next or by viewing the card s status lights which is described later Using the NBX NetSet Utility To verify that the BRI ST card has been properly discovered 1 In the NBX NetSet Main Menu window click Device Configuration 2 Click the Digital Line Cards tab 3 Examine the list of Digital Line Cards to find the BRI ST board with the correct MAC address The Type column should contain BRI and ...

Страница 137: ...erly when the NBX system initiates a call on a B channel the corresponding light initially turns amber When the call is answered the light turns green Similarly when the NBX system receives a call on a B channel the corresponding light initially turns amber When the NBX system answers the call the light turns green You are now ready to configure the ISDN BRI ST Digital Line Card See Chapter 3 Devi...

Страница 138: ...138 CHAPTER 6 BRI ST DIGITAL LINE CARD ...

Страница 139: ...s and a SuperStack 3 NBX system can accommodate up to 24 E1 boards You can configure an E1 Digital Line Card for ISDN PRI signaling only The 3C10165D E1 Digital Line Card can be installed at a remote location and communicate with its NCP over a routed network For information on how to set up a remote E1 card see the NBX Administrator s Guide Before you install E1 Digital Line Cards you may want to...

Страница 140: ...ice In either situation you need to know how many digits the carrier passes Example Carriers commonly pass either the last 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 want to use for internal calls You can create entries in your Dial Plan configur...

Страница 141: ...ng the administrator login ID and password 2 In the NBX NetSet Main Menu window click System Configuration 3 In the System Settings tab window click the System wide Other check boxes may be selected based upon previous Auto Discoveries You do not need to clear these check boxes to install the E1 card 4 Clear all check boxes associated with Auto Discover 5 Click the Auto Discover Digital Line Cards...

Страница 142: ...r 10 Verifying an E1 Digital Line Card After the Auto Discover process is completed you can verify that the E1 Digital Line Card has been properly discovered by using the NBX NetSet utility described next and by examining the status light on the Digital Line Card described on page 143 Using the NBX NetSet Utility To verify the that the E1 Digital Line Card has been properly discovered you can use ...

Страница 143: ... line the CF Carrier Fail light should appear solid green 3C10165D After the Auto Discover process has completed and before you connect the E1 Digital Line Card to the telephone company s E1 line the POST Power On Self Test light and the NCP light should both be solid green For a complete description of all the status lights on the front of the E1 card see E1 Digital Line Card on page 34 You are n...

Страница 144: ...144 CHAPTER 7 E1 ISDN PRI DIGITAL LINE CARD ...

Страница 145: ...ypes of signaling DS1 protocol sometimes called Standard T1 By default the 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 NCP over a routed network For information on how to set up a remote T1 card see the NBX Administrator s Guide Before you install a...

Страница 146: ...ervices for T1 When you order a T1 line with DID capability Direct Inward Dial the local telephone carrier assigns a block of telephone numbers to you Usually you can request a specific range of numbers but sometimes the carrier assigns numbers other than the ones you request You may be able to request that the local telephone carrier pass you a specific number of digits for each incoming telephon...

Страница 147: ...es you four digits you could add a single set of translator entries to the configuration file to remove the first digit 4 and use the remaining three digits as the internal extension Enabling Auto Discover for Digital Line Cards To enable the Auto Discover feature for digital line cards 1 Log in to the NBX NetSet utility using the administrator login ID and password 2 In the NBX NetSet Main Menu w...

Страница 148: ... to allow additional time If you attach a console cable to the CONSOLE port on the T1 card and use Hyperterminal software to view the text output from the card you will see status messages associated with the two reboot processes See Connecting a Computer to a Serial Port in Chapter 10 Verifying the T1 Digital Line Card After the Auto Discover process has completed you can verify that the T1 Digit...

Страница 149: ...company s E1 line the CF Carrier Fail light should appear solid green 3C10116D After the Auto Discover process has completed and before you connect the T1 Digital Line Card to the telephone company s E1 line the POST Power On Self Test light and the NCP light should both be solid green For a complete description of the status lights on the front of the card see T1 Digital Line Card on page 30 You ...

Страница 150: ...150 CHAPTER 8 T1 DIGITAL LINE CARD ...

Страница 151: ... 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 Configuring Telephone IP Settings Entering Data Using the Telephone Key Pad Automatically Configuring Telephone IP Settings Configuring Analog Line Card Ports Configuring T1 E1 and BRI Channels Low bandwidth Telep...

Страница 152: ...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 Implementing IP You can implement IP in one of two ways Standard IP All devices receive an IP address either from a Dynamic Host Configuration Protocol DHCP server or through manual assignment IP On the Fly Telephone...

Страница 153: ...ver can assign IP addresses to telephones from a predefined group of addresses The NCP must have a static IP address It assigns these addresses for a fixed amount of time that depends on how the DHCP server is configured At the end of the time period if the device is still active and needs the IP address to continue operating the DHCP server renews the same IP address for another time period If th...

Страница 154: ...evices and configure the NCP s IP address into each telephone that will be located on a remote subnetwork Devices on the same subnetwork as the NCP are given an IP address only if they need to communicate with a device that is on a different subnet See Configuring IP On the Fly on page 156 3C10165D E1 and 3C10116D T1 Digital Line Cards do not support the NBX IP On the Fly feature If your system us...

Страница 155: ...184 on a Windows 2000 DHCP Server in the NBX Administrator s Guide Configuring IP Telephony Setting up IP telephony is the same whether you are installing the NBX system for the first time or adding IP to an existing system The general steps for setting up IP telephony are covered in these sections Selecting the Operating Mode Configuring IP On the Fly Configuring the DHCP Server Manually Configur...

Страница 156: ...esses required depends on the activity on the system If an external telephone call arrives on one of the line card ports and the call is intended for one of the remote telephones then the line card port needs an IP address to participate in the call and obtains one from the IP On the Fly address pool The remote telephone needs an IP address too However the remote telephone cannot obtain an IP addr...

Страница 157: ...times of less than 20 minutes Manually Configuring Telephone IP Settings For a telephone to work properly on a subnetwork separated from the NCP you must configure three IP settings IP address default gateway and subnet mask You can use the NBX NetSet utility to manually configure the settings or you can enter the settings directly from the telephone key pad To configure telephone IP settings with...

Страница 158: ...ings take precedence over settings assigned automatically by DHCP If you manually enter the IP settings for a telephone using the telephone key pad these settings replace any settings supplied by a DHCP server and the telephone no longer searches for a DHCP server when it is plugged into a network 8 Click OK The Ethernet Layer 2 communications between the NCP and the telephone ensure that the tele...

Страница 159: ...telephone Manually configure the NCP IP address into the telephone using the telephone LUI utility See Manually Configuring Telephone IP Settings on page 157 Provide the IP address to the telephone using DHCP option 184 For an example of how to configure option 184 on a DHCP server see Appendix C Configuring Option 184 on a Windows 2000 DHCP Server in the NBX Administrator s Guide The methods for ...

Страница 160: ...ard IP without DHCP you must manually configure the IP settings for T1 E1 and ISDN BRI cards 3C10165D E1 cards and 3C10116D T1 cards can be installed in a remote location and communicate with the NCP over a routed network For information on how to configure these cards for remote operation see the NBX Administrator s Guide 3C10165D E1 Digital Line Cards and 3C10116D T1 Digital Line Cards do not su...

Страница 161: ...nd 3C10116D T1 cards need only one IP address Enter the IP address in the First IP Address box The Assign Addresses Individually button does not appear when you are configuring 3C10165D E1 cards and 3C10116D T1 cards 8 To assign IP addresses individually on digital line cards other than 3C10165D E1 cards and 3C10116D T1 cards click Assign Addresses Individually a Specify an IP address for each cha...

Страница 162: ...Compression check box and then click OK A low bandwidth telephone cannot play music on hold initiate a page or participate in conference calls Although the NBX NetSet utility allows you to change the method used for compression if you change the setting from the default ADPCM to None your system cannot support voice messaging services over low bandwidth connections The rest of the configuration is...

Страница 163: ...slation NAPT also called NAT overloading NAPT allows you to put an NBX Telephone behind a device that applies network address translation at a remote location such as a home office and connect to the NBX call processor through an Internet connection One typical configuration is to connect a cable DSL modem to a small office home office router that includes a firewall and Ethernet ports You connect...

Страница 164: ...ss A private IP address matching the IP address scheme on the LAN side of the NAPT device but outside of the DHCP address range configured in the NAPT device The telephone must have a static IP address For pcXset this would be the IP address of the computer NCP IP address The IP address of the call processor that the phone must communicate with If you are not connecting to the network through a VP...

Страница 165: ...opics System level Troubleshooting Connecting a Computer to a Serial Port Servicing the Network Call Processor Battery Getting Service and Support The SuperStack 3 NBX hardware needs no routine maintenance However you should perform periodic backups of the configuration database especially after you make changes to system or user configurations ...

Страница 166: ...isplay shows incorrect date use NBX NetSet to reset the system time If the display shows random characters for example 00 0 you must 1 Disconnect power to the chassis that holds the Call Processor 2 Wait 60 seconds 3 Reconnect power to the system 4 Use NBX NetSet to enter the correct date and time Problem with Network Call Processor battery Contact your 3Com NBX Voice Authorized Partner Your brows...

Страница 167: ...lete information Cannot open NBX NetSet using the administrator username and password The CAPS LOCK key on your keyboard is activated NBX NetSet username and passwords are case sensitive For example NBX NetSet accepts administrator but it rejects Administrator and ADMINISTRATOR Callers on hold do not hear music No music source is connected to the Call Processor See Adding External Hardware on page...

Страница 168: ...th R1 1 0 audio that is any 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 migrate existing data into an older database for backwards compatibility In release R2 6 and all later releases the compression is set to ADPCM and you cannot change it Calle...

Страница 169: ...ront panel of the board 2 Connect the female end of the cable to an available serial port on the computer 3 Start the terminal emulation software and create a new connection 4 Configure the connection to use the serial port to which you connected the cable and to use the settings in Table 26 Table 25 Serial Port Connections Card Port SuperStack 3 NBX Call Processor COM1 NBX 100 Call Processor COM1...

Страница 170: ...ARNING There is a danger of explosion if the battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions Getting Service and Support Your authorized 3Com NBX Voice Authorized Partner can assist you with all of your support needs including systems and cable plant design installat...

Страница 171: ...TA NBX BRI ST Digital Line Card NBX E1 and T1 Digital Line Cards NBX Hub Card NBX Uplink Card 3Com 3102 Business Telephone 3Com 2102 and 2102 IR Business Telephones 3Com 1102 Business Telephone 3Com 1105 Attendant Console 3Com 1105 Attendant Console 3Com 3105 Attendant Console 3Com 1105 Attendant Console WARNING 3Com Telephones are intended for connection only on internal Local Area Networks Do no...

Страница 172: ...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 4 8 Magnetic IEC61000 4 11 Dips and interruptions European Community CE Notice Marking by the symbol indicates compliance with the essential requirements of Directive 73 23 EC and the essential requirements of articles 3 1 b 3 2 and 3 3 of Dir...

Страница 173: ... 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 2A 50 60Hz Optional Second power supply Environmental Ambient temperature 0 to 40 C 32 to 104 F Humidity 5 to 85 noncondensing Connectors COM1 Ethernet1 Ethernet2 Audio In Night Bell Unsupported Keyboard mouse VGA US...

Страница 174: ...Stack 3 NBX 4 Slot Chassis Specifications Weight Empty 6 kg 13 2 lbs Dimensions H 133 mm 5 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 noncondensing 4 Slots For NBX interface cards Table 29 3C10110C 3C10110D NBX 100 Call Processor Weight 1 lb 2 oz 510 gm ...

Страница 175: ...vel audio RJ 11 Ext Alert Reserved for future use RJ 11 Paging Line out 600 ohm audio interface with a dry contact closure for use with an external paging amplifier Pin 1 Not Connected Pin 2 Relay common Pin 3 Ring Pin 4 Tip Pin 5 Relay Contact Pin 6 Not connected Table 29 3C10110C 3C10110D NBX 100 Call Processor continued Table 30 3C10111C NBX 100 6 Slot Chassis Specifications Weight Empty 22 lb ...

Страница 176: ... Analog Line Card Specifications Weight 510 gm 18 oz Government approvals FCC Part 68 FCC registration numbers SSAUSA 25639 PF TQ Fully protected PBX SSAUSA 25639 MF T Fully protected multifunction systems SSAUSA 25639 KF T Fully protected key telephone system FCC Part 15 Class A REN 0 2 A per line jack Connectors Connects up to four Loop Start PSTN telephone lines via four RJ 11 ports Environment...

Страница 177: ...ted 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 Class A EN 55022 Class A AS NZS 3548 Class A EN61000 3 2 EN61000 3 3 CNS 13438 Class A Facility Interface Code 02LS2 Service Organization Code 9 0 F Connectors Connects up to four Loop Start PSTN telephone lines via four RJ 11C ports Ser...

Страница 178: ...lephone or fax machine to an NBX system Table 35 The 3C10400 ATA can accept power from an IEEE 802 3af compliant Power over Ethernet power supply Table 33 NBX Analog Terminal Card 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 noncondensing Table 34 NBX Analog Terminal Card Specificat...

Страница 179: ... each BRI ST line and one serial diagnostic port Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 noncondensing Table 37 3C10165D E1 and 3C10116D T1 Digital Line Card Specifications Weight 397 gm 14 oz Connectors One RJ 45 connector for 10BASE T line One RJ 45 connector for T1 E1 line Serial port CONSOLE for diagnostic access Environmental Ambient temperature 0 C to 40 ...

Страница 180: ...t for example a Palm PDA to exchange data with the phone 3Com 2102 series telephones that have PE in the part number for example 3C10226PE can accept power from an 802 3af compliant Power over Ethernet power supply Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 noncondensing Table 39 3C10370 NBX Uplink Card Specifications continued Table 40 3Com 3102 Business Telephon...

Страница 181: ...0228IRA ME Europe 230VAC 50Hz 13W 3C10228IRA SA South Africa 230VAC 50Hz 13W 3C10228IRA UK United Kingdom 230VAC 50Hz 13W 3C10228IRA US North America 120VAC 60Hz 13W Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 noncondensing Table 41 3Com 2102 and 2102 IR Business Telephone continued Table 42 3Com 1102 Business Telephone Specifications Weight 1 8 kg 4 lbs Compliance...

Страница 182: ...a 220VAC 50Hz 13W 3C10410A 3C10410SPA ME Mainland Europe 230VAC 50Hz 13W 3C10410A 3C10410SPA SA South Africa 230VAC 50Hz 13W 3C10410A 3C10410SPA UK United Kingdom 230VAC 50Hz 13W 3C10410A 3C10410SPA US North America 120VAC 60Hz 13W Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 noncondensing Table 44 3Com 2101 Basic Telephone Specifications Compliance FCC Class A devi...

Страница 183: ...C10224 AA Australia 240VAC 50Hz 13W 3C10224 CN China 220VAC 50Hz 13W 3C10224 ME Mainland Europe 230VAC 50Hz 13W 3C10224 SA South Africa 230VAC 50Hz 13W 3C10224 UK United Kingdom 230VAC 50Hz 13W 3C10224 US North America 120VAC 60Hz 13W Environmental Ambient temperature 0 C to 40 C 32 F to 104 F Humidity 5 to 85 noncondensing Table 46 3Com 1105 Attendant Console Specifications Compliance FCC Class A...

Страница 184: ...184 APPENDIX A SPECIFICATIONS ...

Страница 185: ...dations 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 the format in which they provide caller ID information You can configure your NBX system to work with any of these formats Bellcore GR 30 CORE ETSI FSK ETSI DTMF British Telecom SIN 242 NTT Telephone ...

Страница 186: ...pany 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 company searches upward from low numbered channels for calls to the NBX system conflicts are avoided Circuit Type 4 wire is required DID Applications When using DID or DNIS 3Com recommends ordering tel...

Страница 187: ...es and numbers Carrier s account representative account information Requested smart jack be installed in customer s suite not at the minimum point of entry CSU Required Each PRI installation requires an external Channel Service Unit CSU ISDN PRI Recommendations For ISDN PRI services 3Com recommends the settings discussed in the following sections Framing Type The recommended also the default confi...

Страница 188: ...elephone 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 configure your T1 Digital Line Card for ISDN PRI operation you can subscribe with your telephone service provider for caller ID by name service but only if your telephone service provider uses Nation...

Страница 189: ... 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 typically mean the TEI has to be set to 0 zero when configuring DDI MSN Applications For DDI MSN 3Com recommends that you order telephone numbers that easily fit in the NBX system numbering plan If ...

Страница 190: ...190 APPENDIX B CIRCUIT PROVISIONING ...

Страница 191: ...er 2 of the NBX 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 Unit MTU Communication Latency Requirements Bandwidth Requirements Installing Fax Machines with ATAs Maximum Transfer Unit MTU The system requires that the interconnection mechanism provid...

Страница 192: ...m 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 one such delay every three seconds then system degradation can occur resulting in problems initializing downloading devices as well as sluggish performance of system features Small Packet Latency The...

Страница 193: ...apter 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 a maximum of 42 Kbps Thus a point to point call requires this peak bandwidth in each direction while a 3 party conference requires a peak of 126 Kbps in one direction For more information see Notes o...

Страница 194: ...axes 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 or hub card in the NBX system or to use a dedicated switch port for the ATA connected to the fax machine Configuring an ATA port for fax operation optimizes the performance for inbound and outbound fa...

Страница 195: ...om 3Com eSupport services are based on accounts that are created or that you are authorized to access Solve Problems Online 3Com offers these support tools 3Com Knowledgebase Helps you to troubleshoot 3Com products This query based interactive tool is located at http knowledgebase 3com com It contains thousands of technical solutions written by 3Com support engineers Connection Assistant Helps you...

Страница 196: ... 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 Software is available at http eSupport 3com com To obtain software releases that follow the software version that you originally purchased 3Com recommends that you buy an Express or Guardian contract...

Страница 197: ...gistered and under warranty you can obtain an RMA number online at http eSupport 3com com First time users must apply for a user name and password Telephone numbers are correct at the time of publication Find a current directory of 3Com resources by region at http csoweb4 3com com contactus Country Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and Repair Au...

Страница 198: ...444 3COM 1 800 998 2112 1 800 998 2112 1 800 998 2112 52 5 201 0010 1 800 998 2112 1 800 998 2112 0800 13 3COM 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 Guatemala Haiti Honduras Jamaica Martinique Mexico Nicaragua Panama Paraguay Peru Puerto Rico Salvador Trinidad and Tobago Uruguay Venezuela Virgin Islands AT T 800 998 ...

Страница 199: ...log Line Card 84 Analog Terminal Adapter ATA 40 Analog Terminal Card 38 85 connecting 123 Analog Line Card auto discovering 119 description of 29 specifications 176 status lights LEDs 29 Analog Terminal Adapter ATA adding 128 specifications 178 Analog Terminal Card 38 adding 124 connecting analog devices 123 description of 38 specifications 178 status lights LEDs 39 anti static grounding strap 69 ...

Страница 200: ...ast addresses 101 configuring a line card port 96 configuring IP for subnetworks 153 IP On the Fly 154 156 standard 153 configuring network devices Attendant Console 153 Call Processor 153 NBX telephones 153 connecting a computer to the telephone 110 power adapter to a telephone 87 105 power adapter to an attendant console 114 telephone to the LAN 107 Connection Assistant 195 ConneXtions and Auto ...

Страница 201: ...cal prerequisites 53 e mail support 196 e mail technical support Asia and Pacific Rim 197 emergency dialing 146 engineering services 196 environmental prerequisites 53 Ethernet 802 1P 59 Ethernet 802 1Q 59 Ethernet multicast addresses 101 Express services contract 196 extended warranty options 196 extensions mapping to attendant console 117 external devices connecting to 57 external paging amplifi...

Страница 202: ...Line Card 34 Hub Card 38 Single Port Analog Terminal Adapter ATA 40 41 T1 Digital Line Card 31 32 35 Uplink Card 38 license keys 196 line card port overview 119 LNK E1 status light 36 T1 status light 33 local telephone service 55 M maintenance releases 196 MSN Multi Subscriber Numbering services BRI 134 E1 140 Multi Subscriber Numbering MSN services BRI 134 E1 140 multiple NBX Gateway Chassis 24 m...

Страница 203: ...emoving NBX 100 chassis cover 70 repair authorization number by FAX Asia and Pacific Rim 197 repair services 196 repair support for Latin America 198 repair support for US and Canada 198 repair support Europe Middle East and Africa 198 replacing NCP battery 170 Restricted Software 196 return authorization number RMA 197 Ringer Equivalency Number 176 Ringer Equivalency Number REN 177 RMA numbers 19...

Страница 204: ...log Terminal Card 178 Attendant Console 183 Basic Telephone Model 3101 183 BRI ST Digital Line Card 179 Business Telephone Model 1102 179 Business Telephone Model 2102 180 Business Telephone Model 2102 IR 180 E1 Digital Line Card 179 government approvals 172 Hub Card 179 NBX 100 Call Processor 174 NBX Gateway Chassis 174 Single Port Analog Terminal Adapter ATA 178 SuperStack 3 NBX Call Processor 1...

Страница 205: ...59 troubleshooting 166 U unpacking NBX 100 system 68 SuperStack 3 NBX system 68 Uplink Card description of 38 specifications 179 status lights LEDs 38 uplink ports NBX 100 Call Processor 28 NBX Gateway Chassis 24 V ventilation requirements NBX 100 Chassis 54 SuperStack 3 NBX Chassis 54 voltage safety warnings 61 volume adjusting music on hold NBX 100 Call Processor 100 SuperStack 3 NBX Call Proces...

Страница 206: ...206 INDEX ...

Страница 207: ... 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 telephone company can temporarily disconnect your service The telephone company will try to warn you in advance of any such disconnection but if advance notice is not practical it may disconnect the service ...

Страница 208: ...T 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 to herein as this Agreement shall govern your purchase of the Product from an authorized 3Com dealer The term Product includes i the equipment accompanying these terms and conditions and ii the softwa...

Страница 209: ...APPLY 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 WARRANTY PLEASE REFER TO THE END USER LICENSE AGREEMENT GOVERNING THE USE OF THAT SOFTWARE OBTAINING WARRANTY SERVICE Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service...

Страница 210: ... 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 rights which may vary depending on local law GOVERNING LAW This Limited Warranty shall be governed by the laws of the State of California U S A and by the laws of the United States excluding their conflic...

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