RLP – is always 0, except for a remote control, file transfer, or alarm connection, in which case this number is always 253.

P – is the port number ( 0-7are physical ports, 8–63are logical ports), unless RLP is 253, in which case: 66 = Remote control, 67 = File transfer, 68 = Alarm con- nection.

Displaying Port Signals

This display lists basic configuration and line status for all serial ports, as well as signal states (on/off) at the physical interfaces.

Press [D] at the Status Displays Menu. When prompted for an RLP number, press [Enter], accepting the default (and only valid value) of 0.

 

 

 

 

 

Nod e Name=n ode_xyz

Line Proces sor Statu s RLP: 0

I nterface: R S-422

 

Port N umber:

 

0

1

2

3

Phy In terface:

 

X. 21

 

RS-449

X. 21

Port C onfig:

 

FR

No

S NA

FR

Logical In ter:

 

D TE

Con fig

DCE

DC E

Line Speed:

1. 008M

 

1. 472M

2. 048M

Line Status :

 

Oper

 

Oper

Oper

TD (2)

 

ON

 

ON

ON

R D(3)

 

OFF

 

ON

ON

R TS(4)

 

OFF

 

ON

ON

C TS(5)

 

OFF

 

ON

ON

D SR(6)

 

ON

 

ON

ON

D CD(8)

 

ON

 

ON

ON

TC (15)

 

ON

 

ON

ON

R C(17)

 

ON

 

ON

ON

D TR(20)

 

ON

 

ON

ON \

F2:Next RLP Card

F9:S top Remote

F10:A bort R emote

PgUp :First 4 Ports

PgD n:Last 4 Ports

Oth ers:Exit08:14:52

Figure 20-5 Port Signals Display

[C],[D] from Main Menu

Information in this Display

Port Number – is self-explanatory.

Phy Interface – is the type of connector on the port, taken from the Port record.)

Port Config – is the port type ( FRL, SNA, X25, etc.) as configured in the Port record. If no record has been created for this port, No Config is displayed on this line and the one below it.

Logical Inter– is the logical interface, DCE or DTE , as taken from the Port record. If no record has been created for this port, No Config is displayed on this line and the one above it.

Line Speed – is the speed configured in the Port record.

20-6

SmartSwitch 1800 4. 0 User Guide, Rev 01

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Cabletron Systems 1800 manual Displaying Port Signals, Port Signals Display

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.