38 CHAPTER 2: I/O AND APPLICATION MODULES

Table 46 3C17531 module specifications

 

Item

Specification

 

 

 

 

Boot ROM

512 KB

 

SDRAM

128 MB/256 MB

 

Physical dimensions (W x D)

366.7 x 340 mm (14.4 x 13.4 in.)

 

Max power consumption

110 W

 

Number of ports

24

 

Connector

RJ-45

 

Rate

10/100/1000 Mbps

 

 

 

Panel and LEDs Figure 22 3C17531 module panel

 

The 3C17531 module has one LED for each port on its panel.

Table 47 Port LEDs on the 3C17531 module

LED

Status

Meaning

 

 

 

LINK/ACT

ON

No link is present.

 

OFF

A link is present.

 

Blinking

Packets are being transmitted/received on the port.

 

 

 

3C17532 48-port 10/100/1000 BASE-T (RJ-45) Access Module

Specifications

This section provides specifications for the 48-port 10/100/1000 BASE-T (RJ-45) Access module (3C17532).

The 3C17532 module provides 48 10/100/1000 BASE-T auto-sensing PoE-capable RJ-45 ports.

Table 48 3C17532 module specifications

Item

Specification

 

 

CPU

MPC8245

BootROM

512 KB

SDRAM

128 MB

Physical dimensions (W x D)

366.7 x 340 mm (14.4 x 13.4 in.)

Number of ports

48

Connector

RJ-45

Rate

10/100/1000 Mbps

 

 

Page 38
Image 38
3Com 8810, 8807, 8814 manual 3C17531 module has one LED for each port on its panel, Panel and LEDs 3C17531 module 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.