Cabletron Systems NBR-420, NBR-220, NBR-620 manual Appendix D Additional Information, NBR Overview

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APPENDIX D

ADDITIONAL INFORMATION

D.1 NBR OVERVIEW

The NBR provides bridging and management for up to four separate Ethernet channels (A, B, C, and D). The following list contains the currently available EPIMs:

EPIM-T10BASE-T Twisted Pair Segment Interface Module

EPIM-F1/EPIM-F2– Multimode Fiber Optic Segment Interface Modules

EPIM-F3– Single Mode Fiber Optic Segment Interface Module

EPIM-CThin-net Coaxial Interface Module

EPIM-A/EPIM-X– AUI Cable Segment Interface Modules

In addition to Ethernet channels A through D, the NBR provides management for two optional Bridge/Router Interface Modules (BRIMs). These modules allow for additional Ethernet connections, Wide Area (Full or Fractional T1; 56 k DDS) access, or links to existing high-speed Asynchronous Transfer Mode (ATM) or Fiber Distributed Data Interface (FDDI) network backbones.

NOTE

Refer to the Customer Release Notes to see which BRIMs are supported.

NBR-SERIES Installation Guide

Page D-1

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Contents Port B Port a Installation GuideNBR-SERIES Installation Guide DOC Notice Cabletron Software Program License Declaration of Conformity Contents Contents NBR-SERIES Installation Guide Vii NBR-SERIES of Network Products Chapter IntroductionUsing this Manual NBR Features Mibii MIB Navigation Related Manuals Conventions Used in this DocumentYour email address Getting HelpChapter Controls and Indicators Reset Button Lanview LEDsLCD Display Unpacking the NBR Chapter InstallationRemoving Chassis Cover Preparing the NBR for InstallationPreparing the NBR for Installation Switch, BRIM, and Simm Locations Setting Mode Switches Setting Nvram Reset Switch Installing Flash SIMMs Installing Simm UpgradesInstall a Flash Simm as follows Adding/Replacing EPIMs Installing Ldram and Sdram SIMMsAdding/Replacing BRIMs Install an Epim as followsIf a failure occurs, see for troubleshooting instructions Testing the NBRInstallation Check-out Installing the NBRAttaching the Strain-Relief Bracket Attaching the Strain-Relief BracketRack Mounting Brackets Rack Mounting the NBRConnecting the NBR to the Power Source Free-Standing InstallationRefer to individual Brim Guides for Brim LED status Connecting a Twisted Pair Segment to an EPIM-T Connecting the NBR to the Network13 Cable Pinouts EPIM-T RJ45 Port 14 The EPIM-X Connecting an AUI Cable to an EPIM-XConnecting a Fiber Optic Cable to an EPIM-F1/F2 or EPIM-F3 15 The EPIM-F1/F2 and EPIM-F3 Connecting a Thin-Net Segment to an EPIM-C 16 The EPIM-C Connecting an AUI Cable to an EPIM-A17 The EPIM-A Using Lanview Chapter TroubleshootingTroubleshooting Using Lanview Troubleshooting Checklist Troubleshooting Checklist Reset Using the LCDStatic System Messages Unsaved Initialization MessagesFrom the last Static System message From the product name display Alarm MessagesSaved System Messages From an Alarm message display Using the Reset Button Failure or Error MessagesOperating Specifications Appendix a NBR SpecificationsCOM Port Pinouts Physical Properties Power Supply RequirementsEnvironmental Requirements CertificationAppendix B Epim Specifications Epim SpecificationsEPIM-T EPIM-F1/F2 EPIM-F3 NBR-SERIES Installation Guide B-3B-4 NBR-SERIES Installation Guide Grounding EPIM-CEPIM-A and EPIM-X Appendix C Network Planning and Configuration Network Cable Requirements1 10BASE-T Twisted Pair Network C-2 NBR-SERIES Installation Guide Multimode Fiber Optic Network Single Mode Fiber Optic Network Thin-Net Network Transceiver Requirements NBR AS a Multiport RouterNBR-420/NBR-620 and Brims NBR Overview Appendix D Additional InformationChannels E and F Ethernet Channels A, B, C, and DBridging Functionality NBR IndexPower Supply Cord

NBR-620, NBR-220, NBR-420 specifications

Cabletron Systems, a well-known name in the networking field, has designed a range of network interface devices including the NBR-620, NBR-220, and NBR-420 models. These devices have become essential components for businesses looking to enhance their network performance and reliability.

The NBR-620, for instance, is a high-performance network bridge/router that specializes in managing network traffic efficiently. It offers a robust set of features such as multiple Ethernet ports, which can support various data rates, including 10/100/1000 Mbps, making it ideal for both small and large enterprises. The NBR-620 supports advanced routing protocols like OSPF and RIP, which optimize data path selection and ensure effective communication across different network segments. Moreover, its built-in firewall capabilities provide an additional layer of security, safeguarding sensitive data from potential threats and unauthorized access.

The NBR-220, on the other hand, is designed for cost-effective solutions without compromising on essential functionalities. This device supports simple plug-and-play installation, making it user-friendly for organizations that may not have an extensive IT infrastructure. The NBR-220 includes features such as VLAN support, allowing for network segmentation and increased security. Its scalability means that it can grow alongside an organization's needs, accommodating future expansions efficiently. The device's ability to support multiple network topologies ensures versatility in deployment, catering to various business requirements.

Finally, the NBR-420 is a versatile networking solution that combines the best elements of the previous models but with enhanced features suitable for demanding enterprise environments. It includes advanced quality of service (QoS) capabilities, ensuring that critical applications receive the bandwidth they require for optimal performance. With support for IPv6, the NBR-420 prepares businesses for the future of networking as the world transitions more towards this next-generation internet protocol. Additionally, its built-in diagnostics tools facilitate easy monitoring and management of network performance.

In summary, Cabletron Systems' NBR-620, NBR-220, and NBR-420 offer diverse solutions tailored for modern networking needs. Each model encompasses unique features and technologies that cater to various business sizes and requirements, focusing on performance, scalability, and security. As businesses continue to evolve in a digital-first world, these devices play a crucial role in facilitating seamless network operations.