Fabric Modules 17

Table 4 LEDs on fan tray panel

LED

Color

Status

Status

 

 

 

 

RUN

Green

OFF

The fan tray is faulty.

 

 

ON

The fan tray is operating normally.

ALM

Red

OFF

The fan tray is operating normally.

 

 

ON

The fan tray is faulty.

 

 

 

 

Fabric Modules

The Switch Fabric serves as the core of the Switch 8800 Family.The following fabric

 

models are available to the Switch 8800 Family:

 

3C17508 - 3Com Switch 8800 360 Gbps Fabric

 

3C17539 - 3Com Switch 8800 720 Gbps Fabric

 

These fabrid modules provide:

 

Route calculating and forwarding table maintenance.

 

Integrating Crossbar switching fabric to accomplish service exchange between

 

different boards.

 

 

System configuration and monitoring functions, which allows the system to

 

monitor other boards and upgrade/reset service board software.

360 Gbps Switch Fabric

Technical specifications

 

 

This model applies to the 3C17508. See Table 5 for its specifications.

 

Table 5 360 Gbps Switch Fabric specifications

 

 

 

 

Item

Specifications

 

 

 

 

CPU

MPC755

 

Boot ROM

512 KB

 

SDRAM

512 MB (expandable to 1 GB)

 

Physical dimensions (W x D) 366.7 x 340 mm (14.4 x 13.4 in.)

 

Port

One Console port, for local configuration management

 

 

One AUX port, for remote dialup configuration management

 

 

One 10Base-T/100Base-TX port, for software upgrade and

 

 

network management

 

 

One RS232/485 port, for connecting external PoE power frame

 

 

to provide the PoE function

 

 

One hot-swap-supported CF port

 

Max power consumption

60 W

 

 

 

Panel

On its panel, the 360 Gbps Switch Fabric provides a CF port, CF LED (CFS), 10Base-T/100Base-TX port, RS232/485 port, Console port, AUX port, RESET button, I/O module status LEDs, and 360 Gbps Switch Fabric status LEDs (SFS, ACT, ALM, RUN) in turn, as shown in Figure 10.

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Image 17
3Com 8810, 8807, 8814 manual Fabric Modules, Gbps Switch Fabric, Panel

8810, 8814, 8807 specifications

The 3Com 8814, 8810, and 8807 are renowned products from the networking giant 3Com, which played a significant role in the evolution of networking technology in the early 1990s. These devices were instrumental during a time when organizations were transitioning from traditional communication systems to more sophisticated networking solutions.

The 3Com 8814 is a multi-port networking hub designed for small to medium-sized businesses. One of its main features includes a 10Base-T Ethernet capability, allowing for fast and reliable connectivity among various devices within a local area network (LAN). The 8814 supports up to 14 connections, providing scalability for growing businesses. The hub’s ease of use is notable; it features a plug-and-play design, which aids in quick setup without requiring extensive configuration. This plug-and-play functionality, alongside its robust physical and electrical performance, made the 8814 an appealing choice for organizations looking to enhance their networking infrastructure without significant investment.

Moving on to the 3Com 8810, this device is labeled as an intelligent network switch and ushered in advancements in network management and performance. A critical element of the 8810 is its ability to support both 10/100Base-T Ethernet connections, effectively allowing mixed-speed environments. Its built-in management features, enabled by 3Com's networking technologies, offered users the ability to monitor traffic flow, manage bandwidth allocation, and configure network settings through a user-friendly interface. This switch also incorporated advanced features like VLAN support, increasing security and segmentation within networks, which proved invaluable for sophisticated networking environments.

Lastly, the 3Com 8807 represents a more versatile and high-performance switch option suited for larger networks. This model features a stackable design that allows for a broader range of scalability and redundancy. It supports both fast Ethernet and Gigabit Ethernet, ensuring that organizations can expand their network speeds as needed. The 8807 includes features for enhanced fault tolerance and link aggregation, which bolsters reliability and performance under heavy traffic loads. Its integration with 3Com's Network Management Software provided administrators with unprecedented control over their networks, empowering them to optimize performance and troubleshoot issues effectively.

Overall, the 3Com 8814, 8810, and 8807 exemplified the company's commitment to innovation in networking technology, providing businesses with the tools necessary to develop efficient, scalable, and reliable network infrastructures. Each of these devices played a crucial role in shaping the landscape of networking, emphasizing ease of use, management capabilities, and performance.