Cabletron Systems NBR-420, NBR-220 manual Unsaved Initialization Messages, Static System Messages

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Using the LCD

4.3.1 Unsaved Initialization Messages

Unsaved Initialization messages are generated during power-up and appear as the event occurs. These messages track the boot up sequence. They are not saved and cannot be recalled.

Cabletron

Cabletron

Hardware Init

Boot From Flash

Cabletron

Cabletron

BOOTP Discovery

RARP Req. State

Cabletron

Cabletron

TFTP Req. State

TFTP in Progress

Cabletron

Cabletron

TFTP Complete

Erasing Flash

Cabletron

Cabletron

Programming Flash

Flash Programmed

Cabletron

Cabletron

Boot Complete

Test in Progress

4.3.2 Static System Messages

Static System messages provide NBR configuration information. The product name must be displayed on the LCD before you can start stepping through the messages in the sequence shown in this section.

NOTE

Whether you are displaying Static System messages, Alarm messages, or Saved System messages, the display returns to the product name display 20 seconds after the last operation of the DISPLAY button.

To Display the Messages

With the product name displayed, momentarily press the DISPLAY button to step to the first message. Each time you press the DISPLAY button, the next message is displayed until the last message. Then the display automatically exits to the product name.

NBR-SERIES Installation Guide

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Contents Installation Guide Port B Port aNBR-SERIES Installation Guide DOC Notice Cabletron Software Program License Declaration of Conformity Contents Contents NBR-SERIES Installation Guide Vii Chapter Introduction NBR-SERIES of Network ProductsUsing this Manual NBR Features Mibii MIB Navigation Conventions Used in this Document Related ManualsGetting Help Your email addressChapter Controls and Indicators Reset Button Lanview LEDsLCD Display Chapter Installation Unpacking the NBRPreparing the NBR for Installation Removing Chassis CoverPreparing the NBR for Installation Switch, BRIM, and Simm Locations Setting Mode Switches Setting Nvram Reset Switch Installing Simm Upgrades Installing Flash SIMMsInstall a Flash Simm as follows Installing Ldram and Sdram SIMMs Adding/Replacing EPIMsInstall an Epim as follows Adding/Replacing BRIMsTesting the NBR If a failure occurs, see for troubleshooting instructionsInstalling the NBR Installation Check-outAttaching the Strain-Relief Bracket Attaching the Strain-Relief BracketRack Mounting the NBR Rack Mounting BracketsFree-Standing Installation Connecting the NBR to the Power SourceRefer to individual Brim Guides for Brim LED status Connecting the NBR to the Network Connecting a Twisted Pair Segment to an EPIM-T13 Cable Pinouts EPIM-T RJ45 Port Connecting an AUI Cable to an EPIM-X 14 The 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 Connecting an AUI Cable to an EPIM-A 16 The EPIM-C17 The EPIM-A Chapter Troubleshooting Using LanviewTroubleshooting Using Lanview Troubleshooting Checklist Troubleshooting Checklist Using the LCD ResetUnsaved Initialization Messages Static System MessagesFrom the last Static System message Alarm Messages From the product name displaySaved System Messages From an Alarm message display Failure or Error Messages Using the Reset ButtonAppendix a NBR Specifications Operating SpecificationsCOM Port Pinouts Power Supply Requirements Physical PropertiesEnvironmental Requirements CertificationAppendix B Epim Specifications Epim SpecificationsEPIM-T EPIM-F1/F2 NBR-SERIES Installation Guide B-3 EPIM-F3B-4 NBR-SERIES Installation Guide EPIM-C GroundingEPIM-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 Appendix D Additional Information NBR OverviewEthernet Channels A, B, C, and D Channels E and FBridging Functionality Index NBRPower 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.