Configuring the Trap Table

LLC/2 FRMR Rcvd, IFLD too long

742

 

The remote device received an I frame that was too long, and returned a Frame Reject.

Severity

Major (Level 2)

 

LLC/2 FRMR Rcvd, Invalid Command

743

The remote device received an invalid command or response, and returned a

Frame Reject.

Severity

Major (Level 2)

 

LLC/2 FRMR Sent, IFLD not permitted

744

The remote device sent an I frame when it was not permitted, and a Frame Reject was returned.

Severity

Major (Level 2)

 

LLC/2 FRMR Sent, Invalid Nr

745

The remote device sent an invalid N(R), and a Frame Reject was returned.

 

Severity

Major (Level 2)

 

LLC/2 FRMR Sent, IFLD too long

746

The remote device sent an I frame that was too long, and a Frame Reject was returned.

Severity

Major (Level 2)

 

LLC/2 FRMR Sent, no reason

747

Self-explanatory.

 

Severity

Major (Level 2)

 

LLC/2 FRMR Rcvd, no reason

748

Self-explanatory.

 

Severity

Major (Level 2)

 

Excessive Link CRC errors

759

Self-explanatory. The line will be shut down and reestablishment will be retried once every minute.

Severity

Major (Level 2)

 

SDLC Transmit link error

761

Self-explanatory. The line will be shut down and reestablishment will be retried later.

Severity

Major (Level 2)

Trap Messages

3-29

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Cabletron Systems FRX6000, FRX4000, 1800 manual LLC/2 Frmr Rcvd, Invalid Command 743, LLC/2 Frmr Sent, Ifld not permitted 744
Page 78 Page 80

1800, FRX4000, FRX6000 specifications

Cabletron Systems, a leading player in network management and telecommunications solutions during the late 20th century, introduced several innovative products that played a crucial role in shaping enterprise networking. Among these were the Cabletron FRX6000, FRX4000, and the FRX1800, which delivered advanced features aimed at enhancing network performance, security, and scalability.

The Cabletron FRX6000 was designed as a robust multi-layer switch, ideal for large-scale enterprise environments. It supported extensive routing capabilities, allowing organizations to manage traffic efficiently even under heavy loads. The FRX6000 boasted high throughput rates and low latency, making it suitable for demanding applications. With support for various network protocols, including IP, IPX, and AppleTalk, its adaptability made it a versatile choice for diverse networking needs. Moreover, security features like VLAN support and Access Control Lists (ACLs) provided enhanced protection against potential threats.

Moving to the FRX4000, this model offered a balance between performance and cost-effectiveness. The FRX4000 maintained many of the essential features of its larger counterpart while catering to medium-sized enterprises. It provided Layer 3 routing and could handle multiple simultaneous connections, ensuring seamless communication across departments. The modular design allowed for easy upgrades, enabling businesses to expand their network infrastructure without significant overhauls. This made the FRX4000 an attractive option for organizations looking to optimize their network investments.

Lastly, the FRX1800, designed for small to medium businesses, focused on simplicity and ease of use while still incorporating powerful network management capabilities. Its user-friendly interface made it accessible for organizations lacking extensive IT resources. The FRX1800 provided essential functionalities such as Integrated Layer 2 switching and routing, network monitoring, and basic security features, ensuring that even smaller companies could maintain efficient, reliable networking without overwhelming complexity.

All three models utilized advanced technologies, including a high bandwidth backbone and state-of-the-art switching architecture, to enable fast and reliable data transfer. They also supported Quality of Service (QoS) mechanisms, allowing businesses to prioritize critical applications and ensure consistent performance across the network.

In summary, the Cabletron FRX6000, FRX4000, and FRX1800 were pivotal in enhancing network capabilities, providing organizations with scalable, secure, and high-performance options tailored to their specific needs.
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