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C onnection S tatus Display Menu (Page 1)

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Figure 20-3 Virtual Connections Display on Frame Relay Port

[C],[C] from Main Menu

Information in this Display:

●Seq – is a sequence number used to identify the connection.

●DLCI – is the DLCI on which the connection exists.

●State: Data_trans – means that call processing was successful and the con- nection is in the data transmission state.

Call_setup – means that the attached device is waiting for Call Accept.

Clearing – means that the attached device is in Call Clear state, waiting for Clear Confirmation.

Resetting – means that a Reset has been sent to the remote device, and the attached device is waiting for a Reset Confirmation.

Port_down – is self-explanatory.

Connected – means that a connection has been established.

Not_conect – means that a connection has not been established or has been broken.

A frame relay DLCI displaying this state might have a backup that is now in operation. To determine this, press [F3] to return to the Status Displays menu, then press [F] , [E], [B] (Display States for all Primary DLCIs on a Port), and enter the port number. If the DLCI is displayed as Backed Up, note the backup DLCI, then press [F3] three times, then [C] at the Status Displays menu, and verify that the backup DLCI is in Data_trans state.

●Undefined – means that the port is in some unknown state.

●Trans – is the number of transmitted frames.

●Recd – is the number of received frames.

●Disc – is the number of discarded frames.

20-4

SmartSwitch 1800 4. 0 User Guide, Rev 01

Page 301 Page 303
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Image 302
Cabletron Systems 1800 manual Virtual Connections Display on Frame Relay Port
Page 301 Page 303

1800 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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