Using the LCD

4.3.3 Alarm Messages

Alarm messages pertain to events that occur within the NBR. The messages that can be displayed are 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

There are two ways to gain access and display the Alarm messages:

From the product name display

Press and hold the DISPLAY button for 3 seconds while the product name is displayed. When the button is released, the display steps to the saved Alarm messages. Thereafter, each time you press the DISPLAY button, the next message is displayed.

From a Static System message display

Press and hold the DISPLAY button for 3 seconds while a Static System message is displayed. When the button is released, the display steps to the Alarm messages described. Thereafter, each time you press the DISPLAY button, the next message is displayed.

To Exit

There are two ways to exit the Alarm messages:

Automatic 20-second exit

Allow 20 seconds to elapse after the last DISPLAY button operation. The display returns to the product name.

Jump to Saved System messages

Press and hold the DISPLAY button for 3 seconds. When released, the display steps to the Saved System message described in Section 4.3.4.

NBR-SERIES Installation Guide

Page 4-9

Page 50
Image 50
Cabletron Systems NBR-620, NBR-420, NBR-220 manual Alarm Messages, From the product name display

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.