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Nortel Ethernet Routing Switch 5500 Series

Installation

Publication:

NN47200-300

Document status:

Standard

Document version:

2.00

Document date:

7 July 2006

To provide feedback, or report a problem in this document, go to http://www.nortel.com/documentfeedback.

Sourced in Canada and the United States of America.

The information in this document is subject to change without notice. Nortel Networks reserves the right to make changes in design
or components as progress in engineering and manufacturing may warrant.

*Nortel, Nortel Networks, the Nortel logo, and the Globemark are trademarks of Nortel Networks.

Содержание 5500 series

Страница 1: ...Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 217461 B ...

Страница 2: ...ain to or accompany the delivery of this computer software the rights of the United States Government regarding its use reproduction and disclosure are as set forth in the Commercial Computer Software Restricted Rights clause at FAR 52 227 19 Statement of conditions In the interest of improving internal design operational function and or reliability Nortel Networks Inc reserves the right to make c...

Страница 3: ...es Communications du Canada CE marking statement Europe only EN 55 022 statements This is to certify that the Nortel Ethernet Routing Switch 5500 Series are shielded against the generation of radio interference in accordance with the application of Council Directive 89 336 EEC Conformity is declared by the application of EN 55 022 Class A CISPR 22 CAUTION This device is a Class A product In a dome...

Страница 4: ...ance CE marking statement Europe only EN 60 950 statement This is to certify that the Nortel Ethernet Routing Switch 5500 Series are in compliance with the requirements of EN 60 950 in accordance with the Low Voltage Directive Additional national differences for all European Union countries have been evaluated for compliance NOM statement Mexico only The following information is provided on the de...

Страница 5: ...t or one of its subsidiaries or affiliates and is copyrighted and licensed not sold Software consists of machine readable instructions its components data audio visual content such as images text recordings or pictures and related licensed materials including all whole or partial copies Nortel Networks grants you a license to use the Software only in the country where you acquired the Software You...

Страница 6: ...NTRACT TORT OR OTHERWISE INCLUDING NEGLIGENCE ARISING OUT OF YOUR USE OF THE SOFTWARE EVEN IF NORTEL NETWORKS ITS AGENTS OR SUPPLIERS HAVE BEEN ADVISED OF THEIR POSSIBILITY The forgoing limitations of remedies also apply to any developer and or supplier of the Software Such developer and or supplier is an intended beneficiary of this Section Some jurisdictions do not allow these limitations or exc...

Страница 7: ...05 1 00 New document for Software Release 4 2 July 2006 2 00 Updated document for Software Release 5 0 Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nortel Networks Confidential ...

Страница 8: ...8 Revision History Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nortel Networks Confidential ...

Страница 9: ...nstallation and removal of SFP and XFP transceivers 25 Installation of SFP and XFP transceivers 25 Removal of SFP and XFP transceivers 26 RJ 45 connector pin assignments 27 Nortel Ethernet Routing Switch 5510 and 5530 28 Nortel Ethernet Routing Switch 5520 24T PWR and 5520 48T PWR 29 Console port pin assignments 29 Universal Serial Bus USB ports 5530 24TFD only 30 Power specifications for the Nort...

Страница 10: ...onsole Menu 41 Setting IP Parameters using the console port and CLI 45 Setting IP parameters using the Web based Management Interface 48 Setting IP parameters using the UI button 49 Nortel Ethernet Routing Switch 5500 Series Stack Configuration 50 Stack connector 50 Stack configuration 52 Initial installation 55 Stack MAC address 55 Temporary base unit 55 Removing a stack unit 55 Replacing a stack...

Страница 11: ...ic A console cable and connector to match the male DTE connector DB 9 on the switch Nortel Ethernet Routing Switch 5500 Series 5500 Series Switch Platforms page 11 outlines the switches that are part of the 5500 Series of Nortel Ethernet Routing Switches 5500 Series Switch Platforms 5500 Series Switch Model Key Features Nortel Ethernet Routing Switch 5510 24T A 24 port 10 100 1GBase T Layer 4 diff...

Страница 12: ...the Nortel Ethernet Routing Switch 5500 Series refer to the publications listed in Nortel Ethernet Routing Switch 5500 Series Documentation page 12 Nortel Ethernet Routing Switch 5500 Series Documentation Title Description Part Number Nortel Ethernet Routing Switch 5500 Series Installation Instructions for the installation of a switch in the Nortel Ethernet Routing Switch 5500 Series It also provi...

Страница 13: ...iguration implementation and usage of system monitoring on 5500 Series switches NN47200 505 Nortel Ethernet Routing Switch 5500 Series Release Notes Software Release 5 0 Provides an overview of new features fixes and limitations of the 5500 Series switches Also included are any supplementary documentation and document errata NN47200 400 Installing the Nortel Ethernet Redundant Power Supply 15 Inst...

Страница 14: ... reseller for assistance If a Nortel service program was purchased contact Nortel Technical Support The following information is available online contact information for Nortel Technical Support information about the Nortel Technical Solutions Centers information about the Express Routing Code ERC for your product An ERC is available for many Nortel products and services When an ERC is used the ca...

Страница 15: ... 20 Installing the Nortel Ethernet Routing Switch 5500 Series in an equipment rack page 21 Cabling requirements for the Nortel Ethernet Routing Switch 5500 Series page 24 RJ 45 connector pin assignments page 27 Console port pin assignments page 29 Universal Serial Bus USB ports 5530 24TFD only page 29 Power specifications for the Nortel Ethernet Routing Switch 5500 Series page 30 Connecting AC pow...

Страница 16: ...e networking equipment To protect the Nortel Ethernet Routing Switch against ESD damage take the following preventive measures before connecting any data cables to the device Always use anti static wrist straps Make sure the strap is adjusted to provide good skin contact Ensure that work surfaces and equipment racks are properly grounded for protection against electrostatic discharge The common po...

Страница 17: ...mental requirements for the individual switches in this series Ensure that the area where the switch is installed and operated will meet these requirements Nortel Ethernet Routing Switch 5500 Series environmental requirements Nortel Ether net Routing Switch 5510 Nortel Ether net Routing Switch 5520 Nortel Ethernet Routing Switch 5530 Ambient Temperature Between 32 and 113 degrees Fahrenheit 0 and ...

Страница 18: ...non conde nsing Maximum Operating Altitude 10 000 feet 3048 meters above sea level 10 000 feet 3048 meters above sea level 15 000 feet 4572 meters above sea level Storage Altitude Between 1 000 and 10 000 feet 304 8 and 3048 meters above sea level Between 1 000 and 10 000 feet 304 8 and 3048 meters above sea level Between 1 000 and 40 000 feet 340 8 and 12 192 meters above sea level Miscellaneous ...

Страница 19: ...kage contents page 19 illustrates the components that are provided with each switch in the 5500 Series Should any components be missing contact the vendor from which the switch was purchased Nortel Ethernet Routing Switch 5500 Series package contents 1 Nortel Ethernet Routing Switch 5500 Series 2 Rack mounting hardware that includes Rack mount brackets The Nortel Ethernet Routing Switch 5530 24TFD...

Страница 20: ...Power Supply 15 on top of a Nortel Ethernet Routing Switch 5500 Series The switch housing of a 5500 Series Nortel Ethernet Routing Switch is not strong enough to support the weight of these units For a translation of this statement see Translations of safety messages page 61 on page 61 To install a 5500 Series switch on a table or shelf follow this procedure Step Action 1 Attach the provided rubbe...

Страница 21: ...h on a desk or shelf page 21 Allow at least 2 inches 5 1 centimeters on each side for proper ventilation and at least 5 inches 12 7 centimeters at the back for power cord clearance Nortel Ethernet Routing Switch on a desk or shelf End Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nortel Networks Confidential ...

Страница 22: ...p of one another in the rack Each unit must be secured to the rack with the appropriate mounting brackets Mounting brackets are not designed to support multiple units For a translation of this statement see Translations of safety messages page 61 on page 61 To install a 5500 Series switch in an equipment rack follow this procedure Step Action 1 Attach a bracket to each side of the switch using a 2...

Страница 23: ...o be installed with the back panel facing forward To install the 5530 24TFD in a rear mounted configuration perform the following tasks Step Action 1 Attach a bracket to each side of the switch using a 2 Phillips screwdriver as illustrated in Attaching rear mounted switch brackets page 24 The bracket with the round holes goes on the right side of the switch where the round fan vents are located No...

Страница 24: ...llustrated in Rear mounted switch configuration page 24 Insert and tighten the rack mount screws with a 2 Phillips screwdriver Rear mounted switch configuration End Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nortel Networks Confidential ...

Страница 25: ...e documentation that was shipped with the XFP Transceiver for specifications USB Ports USB 2 0 compliant cable with a USB Type A connector on both ends Note In Autonegotiation mode the Nortel Ethernet Routing Switch 5500 Series automatically provides the proper MDI MDI X connection on the RJ 45 ports thereby eliminating the need for crossover cables When Autonegotiation is disabled on 10 100 ports...

Страница 26: ... the transceiver until it clicks and locks into position in the module Transceiver insertion 5 Remove the dust cover from the transceiver optical bores End Removal of SFP and XFP transceivers This section details the removal of SFP and XFP transceivers To remove these transceivers use the following procedure Step Action 1 Disconnect the network fiber cable from the transceiver Nortel Ethernet Rout...

Страница 27: ... fiber optic bores and store the transceiver in a safe place until needed Note Transceivers should be discarded in accordance with the proper laws and regulations End RJ 45 connector pin assignments The following section outlines the connector pin assignments for the RJ 45 connectors in the Nortel Ethernet Routing Switch 5500 Series switches Consult the appropriate section for specific information...

Страница 28: ...ignal for 10 100Base T MDI X configuration 1 Output transmit data TX Input receive data RX 2 Output transmit data TX Input receive data RX 3 Input receive data RX Output transmit data TX 6 Input receive data RX Output transmit data TX 4 5 7 8 Not used Not used Pin Numb er Signal for 1GBase T MDI configuration Signal for 1GBase T MDI X configuration 1 TP0 TP1 2 TP0 TP1 3 TP1 TP0 4 TP2 TP3 5 TP2 TP3...

Страница 29: ...pplicable Not applicable Note The Nortel Ethernet Routing Switch 5520 uses pins 1 2 3 and 6 for the purposes of Power over Ethernet PoE Console port pin assignments Console port pin assignments page 29 outlines the console port pin assignments in the Nortel Ethernet Routing Switch 5500 Series Console port pin assignments Connector Pin Number Signal 1 Carrier detect not used 2 Transmit Data TXD 3 R...

Страница 30: ...on provided with the USB drive to ensure compliance with these standards Note The Nortel Ethernet Routing Switch 5530 24TFD also has a back panel USB port that is currently not enabled Power specifications for the Nortel Ethernet Routing Switch 5500 Series The following section describes the power specifications for the switches in the 5500 Series Consult the appropriate section below for specific...

Страница 31: ...ut Voltage rms 100 to 240 VAC 50 60 Hz Power Consumption 600W maximum Thermal Rating 850 BTU Hr Inrush Current 20A 120VAC at maximum load 40A 240VAC at maximum load Turn on Condition 1 second maximum after application of AC power Note 12V output rise time from 10 to 90 shall be a maximum of 50 ms and monotonic under all defined input and output conditions Efficiency 70 minimum Nortel Ethernet Rout...

Страница 32: ...itch 5520 RPS power specifications Input Voltage 100 to 240 VAC 50 60 Hz Input Current 10A maximum Inrush Current 40A maximum regardless of ambient temperature Output Voltage 47 5 VDC Output Current 12 0A Output Power 600W Nortel Ethernet DC DC converter module The Nortel Ethernet Routing Switch 5510 requires an additional DC DC converter module to make use of the Nortel Ethernet Routing Switch Re...

Страница 33: ...nada Japan NEMA5 15P male plug UL recognized UL stamped on cord jacket CSA certified CSA label secured to the cord 100 or 120 VAC 50 60 Hz Single Phase United Kingdom BS1363 male plug with fuse Harmonized cord 240 VAC 50 Hz Single Phase Australia AS3112 1981 male plug 240 VAC 50 Hz Single Phase DANGER Use only power cords that have a grounding path Without a proper ground a person who touches the ...

Страница 34: ... the illustrations and tables below for descriptions of the LEDs on the Nortel Ethernet Routing Switch 5500 Series The tables describe LED operation for a switch that has completed the power on self test Front panel LEDs Nortel Ethernet Routing Switch 5510 front panels page 35 Nortel Ethernet Routing Switch 5520 front panels page 35 and Nortel Ethernet Routing Switch 5530 24TFD front panel page 36...

Страница 35: ... Interface Button 2 Switch LEDs 3 10 100 1000 Mbps Port LEDs 4 SFP Transceiver Port LEDs 5 Console Port Nortel Ethernet Routing Switch 5520 front panels 1 User Interface Button 2 Switch LEDs 3 10 100 1000 Mbps Port LEDs 4 SFP Transceiver Port LEDs 5 Console Port Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nor...

Страница 36: ...ok into an optical fiber or connector port Always assume that fiber optic cables are connected to a light source For a translation of this statement see Translations of safety messages page 61 on page 61 Switch LED state indicators Switch LED state indicators page 36 outlines the different state indications that the main switch LEDs display through color and fluctuation cues Switch LED state indic...

Страница 37: ...r on self test is complete and the switch is operating normally After Initialization The front panel configuration mode is inactive Unit booted successfully Green blinking During Initialization A non fatal error occurred during the self test After Initialization The user pushed the UI button and activated the front panel configuration mode and the system is awaiting input Amber steady During Initi...

Страница 38: ...andalone mode or there is no link to the Cascade Down port Green steady The switch is the stack base unit Green blinking There is a stack configuration error Either multiple base units or no base units are configured in the stack Amber steady The switch is operating as the temporary base unit in the stack configuration Base Off The switch is not the stack base unit or it is operating in standalone...

Страница 39: ... Port LED state indicators for 5520 Switches Label Color Status Description Amber steady 100 Mbps PoE is off Amber pulsing 100 Mbps PoE is on Green Amber Alternating 10 Mbps or No link or Admin disabled or PoE is on Refer to the speed setting configured for this port to determine the specific state Green steady 1000 Mbps PoE is off Green pulsing 1000 Mbps PoE is on Speed Off 10 Mbps or No link or ...

Страница 40: ... Related publications page 12 on page 16 XFP transceiver port LED indicators 5530 24TFD only The Nortel Ethernet Routing Switch 5530 24TFD contains two XFP Transceiver Ports with two LEDs labeled Tx Transmit and Rx Receive XFP transceiver port LED state indicators page 40 outlines the port states indicated by the color and fluctuation of the XFP Transceiver Port LEDs XFP transceiver port LED state...

Страница 41: ...supplied For more information on the console menus and configuring the switch refer to the system configuration guide noted in Related publications page 12 on page 16 For the initial set up of a switch the following IP parameters must be configured IP address of the switch or stack Subnet mask Gateway address The following procedures are covered for setting initial IP Parameters Setting IP paramet...

Страница 42: ...tion application 4 After the Nortel banner is displayed press CTRL Y to display the main menu The version of the main menu displayed is dependent on whether the switch is part of a standalone or stacked switch configuration Standalone switch main menu page 46 Standalone switch main menu page 46 illustrates the main menu for a standalone configuration and Stacked switch main menu page 46 Stacked sw...

Страница 43: ... Logout Use arrow keys to highlight option press Return or Enter to select option 5 Select IP Configuration Setup from the main menu Note The default management VLAN in the Nortel Ethernet Routing Switch 5500 Series is VLAN 1 To manage the switch ensure that the network management station is on the management VLAN or is connected to the management VLAN through routers For information on the mainte...

Страница 44: ...ntered in both the In Band Switch IP Address field and the In Band Stack IP Address field 7 In the In Band Subnet Mask field enter the appropriate subnet mask in dotted decimal notation Note If the In Band Subnet Mask field does not already contain a value when specifying an IP address for the switch the switch software provides an in use default value for the subnet mask field This value is based...

Страница 45: ...al emulation settings Property Value Baud Rate 9600 bps Data Bits 8 Stop Bits 1 Parity None Flow Control None A console cable and connector to match the male DTE connector DB 9 on the switch is required to connect the terminal to the switch console port 2 Set the terminal protocol on the terminal or terminal emulation program to VT100 and VT100 ANSI 3 Connect to the switch using the terminal or te...

Страница 46: ... option press Return or Enter to select option Stacked switch main menu IP Configuration Setup SNMP Configuration System Characteristics Switch Configuration Console Comm Port Configuration Identify Unit Numbers Renumber Stack Units Display Hardware Units Spanning Tree Configuration TELNET SNMP Web Access Configuration Software Download Configuration File Display System Log Reset Reset to Default ...

Страница 47: ...l Configuration command mode use the ip address command to set the switch or stack IP address The syntax of this command is outlined below ip address stack switch ip_address netmask subnet_mask default gateway gateway_address The parameters of this command are outlined in the following table ip address parameters Parameter Description stack switch Use either the stack or switch key word to set the...

Страница 48: ...b browser on the attached computer and enter the factory default IP address of the switch in the following format http IP Address 4 The main screen of the Web based Management Interface will open Select Configuration IP from the menu This screen is illustrated below IP configuration screen 5 Using the fields provided configure the IP parameters All fields are divided into three columns Configurabl...

Страница 49: ...uplicate IP addresses on the network If the default IP configuration is set any change to the configured IP address or subnet mask through the other user interfaces will cause the In Use IP configuration of the switch or stack to change Therefore the newly configured IP address must be used to manage the switch or stack If the unit is being reset using the UI button wait for 60 seconds after the l...

Страница 50: ...reen once the command has been accepted If the command is rejected the Status LED turns amber blinking 4 Initial IP configuration using the UI button is now complete To continue with switch configuration access the switch through the Command Line Interface Web based Management Interface or Java Device Manager End Nortel Ethernet Routing Switch 5500 Series Stack Configuration The Nortel Ethernet Ro...

Страница 51: ...nector of the next switch in the stack A return cable from another unit s Cascade Down connector to this unit s Cascade Up connector completes the stack connection Note To create a stack connection order the appropriate Nortel Ethernet Routing Switch 5500 Series cascade cables to ensure fail safe stacking These cables are not provided with the switch For stacking three or more units maximum 8 unit...

Страница 52: ...n the stack The base unit performs important tasks during stack functioning and it is important that only one switch be designated as base These stack configuration tasks can be performed using either the User Interface UI button on the front panel of the switch or the Unit Select switch on the back The following sections describe the procedures for performing these tasks Stack configuration using...

Страница 53: ...oves to a blinking amber state End Note The switch does not become the base unit until the next time the switch is restarted Setting the Non Base Units To set the stack non base units with the UI button follow this procedure Step Action 1 Press and hold the UI button for three seconds The unit is now in configuration mode The color and status of the Status LED turns to blinking green 2 Press the U...

Страница 54: ...enty seconds after entering the command without confirming it and the input is ignored Exit configuration mode by pressing the UI button five or more times Note Wait sixty seconds after the last configuration change before resetting the unit The system can take up to this long to save configuration changes to the NVRAM Stacks can be reset immediately after the last configuration change without any...

Страница 55: ...original stack IP address still applies to the new base unit Temporary base unit If an assigned base unit fails the next unit in the stack order automatically becomes the new temporary base unit This change is indicated by the Base LED on the temporary base unit LED display panel moving to a steady amber state This automatic failover is a temporary safeguard only If the stack configuration loses p...

Страница 56: ...Download the stack configuration file produced in step 1 The new unit will extract the relevant configuration information 4 Set the unit number After the configuration file has been downloaded to the new unit specify the stack unit that this new unit will replace The switch will reboot with the stack configuration information 5 Physically insert the new unit Turn off the new unit and physically re...

Страница 57: ...le connected to the Cascade Down connector of the base unit terminates in the Cascade Up connector on the next unit in the stack which is physically located below the base unit This next unit is designated Unit 2 The stack is wired downward through the units and the system continues to number in this manner throughout the stack In this configuration the base unit discovers the stack in a cascade d...

Страница 58: ...inues to number in this manner throughout the stack In this configuration the base unit discovers the stack in a cascade up stack up direction The following illustration demonstrates a cascade up stack up configuration Cascade Up Stack Up configuration 1 Base Unit 2 Last Unit 3 Cascade Cable 4 Cascade Cable Note Since many network management software packages assume a cascade down stack down confi...

Страница 59: ...ries allows a stack of up to 8 units into a dual path cascade stack If any single unit fails or if a cable is accidently disconnected other units in the stack remain operational without interruption In addition to increasing bandwidth the software uses the cables to provide two paths between units If one path breaks the data travels over the remaining path with half the normal inter switch bandwid...

Страница 60: ...ch Redundant cascade stacking 1 Base Unit 2 Last Unit 3 Cascade Cable 4 Cascade Cable Nortel Ethernet Routing Switch 5500 Series Installation NN47200 300 2 00 Standard 5 0 7 July 2006 Copyright 2005 2006 Nortel Networks Nortel Networks Confidential ...

Страница 61: ...tre Chaque module doit être fixé à sa propre baie à l aide des supports de montage appropriés Ces supports ne sont pas conçus pour résister à plusieurs modules ATTENTION Precautión Cuando monte este dispositivo en un bastidor no apile las unidades directamente una encima de otra Cada unidad debe fijarse en el bastidor con las abrazaderas de montaje adecuadas Las abrazaderas de montaje no están dis...

Страница 62: ...eillez à laisser la plaque métallique sur la baie Si vous la retirez l aération du module ne peut pas s effectuer correctement ATTENTION Precaution Si no instala ningún módulo en la ranura asegúrese de mantener la placa de la cubierta de metal en la misma Si la retira impedirá que el aire circule y la unidad se refrigere adecuadamente ATTENTION Attenzione se nello slot non vengono installati modul...

Страница 63: ...et werden Schließen Sie das Netzkabel an einer Steckdose an die in Notfällen schnell und sicher zugänglich ist ATTENTION Avertissement pour mettre le module hors tension vous devez impérativement déconnecter le cordon d alimentation En outre vous devez dégager un espace minimal dans la zone de câblage pour pouvoir y accéder facilement en cas d urgence Nortel Ethernet Routing Switch 5500 Series Ins...

Страница 64: ...Eine nichtvorhandene Schutzerdung kann zu sehr starken Abstrahlungen führen DANGER n utilisez que des cordons d alimentation équipés de trajet de mise à la terre Sans mise à la terre adaptée vous risquez de recevoir une décharge électrique en touchant le commutateur Par ailleurs l absence de trajet de mise à la terre peut générer des émissions excessives ATTENTION Peligro Utilice únicamente cables...

Страница 65: ...eillez à laisser la plaque métallique sur la baie Si vous la retirez l aération du module ne peut pas s effectuer correctement ATTENTION Precaution Si no instala ningún módulo en la ranura asegúrese de mantener la placa de la cubierta de metal en la misma Si la retira impedirá que el aire circule y la unidad se refrigere adecuadamente ATTENTION Attenzione se nello slot non vengono installati modul...

Страница 66: ...alimentation En outre vous devez dégager un espace minimal dans la zone de câblage pour pouvoir y accéder facilement en cas d urgence ATTENTION Advertencia Para apagar el dispositivo debe desenchufar el cable Conecte siempre el cable de alimentación a una toma segura y de fácil acceso por si se produjera alguna situación de emergencia ATTENTION Avviso l unico modo per disattivare questo dispositiv...

Страница 67: ...ower specifications 30 Preface 11 R Rack installation 21 Rear mounted installation 23 Related publications 12 RJ 45 pin assignments 27 S Setting IP parameters 41 SFP installation 25 SFP removal 26 Shelf installation 20 Software updates 13 Stack configuration 50 Switch LEDs 34 Switch platforms T Table installation 20 Translations of safety messages 61 U USB ports 29 X XFP installation 25 XFP remova...

Страница 69: ......

Страница 70: ...ack or report a problem in this document go to http www nortel com documentfeedback Sourced in Canada and the United States of America The information in this document is subject to change without notice Nortel Networks reserves the right to make changes in design or components as progress in engineering and manufacturing may warrant Nortel Nortel Networks the Nortel logo and the Globemark are tra...

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