Allied Telesis AT-FH812U-SW, AT-FH824U-SW manual Network Criteria1

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Technical Specifications

Network Criteria1

Hub-to-Workstation

100 meters maximum using twisted-pair cable

Distance

 

 

 

Inter-hub Distance

10 Mbps link: 100 meters using twisted-pair cable

 

100 Mbps link: 5 meters using twisted-pair cable (assumes

 

100 meters from each node to the hub)

 

 

Total Network Span

200 meters of twisted-pair cable

Single Hub

(100 meters to each attached node)

 

 

Two-hub Chain1

205 meters of twisted-pair cable

 

(100 meters to each attached node, and 5 meters between

 

hubs)

 

 

1.When cascading a dual-speed hub to another dual-speed hub or to a 100 Mbps hub, the cascade is limited to two hubs, and the interhub cabling is limited to 5 meters. However, up to three 10 Mbps hubs can be cascaded off of a dual-speed hub using 100 meters of cable for each link.

AT-FH805u Agent

Module

System

On-board configuration via console or modem connection to

Configuration

serial port or via Telnet, Web-based management via HTTP

 

protocol to access embedded management program.

 

 

Management Agent

SNMP support, MIB II (RFC1213), Multi-segment Repeater MIB

 

(RFC 2108), Ethernet-like MIB (RFC1643), RMON MIB

 

(RFC1757), and Allied Telesyn's private MIB.

 

 

RMON

Groups 1-3, 9 (Statistics, History, Alarm, Event).

 

 

Pin

Assignment

Assignment

(Station ports 1-24)

(Daisy Chain Port)

 

 

 

 

1

Input Receive Data +

Output Transmit Data +

 

 

 

2

Input Receive Data -

Output Transmit Data -

 

 

 

3

Output Transmit Data +

Input Receive Data +

 

 

 

6

Output Transmit Data -

Input Receive Data -

 

 

 

4, 5, 7, 8

Not Used

Not Used

 

 

 

1.5 meters = 16 feet, 100 meters = 328 feet, 200 meters = 656 feet, 205 meters = 672 feet

20

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Contents AT-FH812u AT-FH824u AT-FH812u-SW AT-FH824u-SW Page Agency Compliance EMI CertificationSafety Compliance Voltage Cord Set SpecificationsTable of Contents Appendix B Where to Find Web-based Guides Document Conventions Welcome to Allied TelesynContacting Allied Telesyn Technical Support Mail SupportFor Sales or Corporate Information Page Introduction AT-FH812u Hub Front and Rear PanelsIntroduction Installation Pre-Installation RequirementsRack-Mounting the Hubs Making a Connection via an MDI-X Station Port Making a Connection via the MDI Daisy-Chain Port 10Base-T Cascade Configuration 100Base-TX Cascade Configuration Installing an Optional Module Agent Module Front Panel 100Base-FX Module Front Panel Powering on the Hub Verifying Port Status Verifying System Operation Troubleshooting Installation VerificationCabling Verification Pin Assignment Page Technical Specifications Base UnitNetwork Criteria1 AT-FH807u Uplink Module AT-FH808u Uplink Module Page Technical Support Fax Order Incident SummaryPage AT-FH800 Series Installation Guide Feedback

AT-FH812U-SW, AT-FH812U, AT-FH824U-SW, AT-FH824U specifications

The Allied Telesis AT-FH824U and AT-FH812U series possess outstanding features suitable for various network requirements. These models are designed to deliver reliable performance, security, and ease of management for modern networking environments.

The AT-FH824U is an 8-port Fast Ethernet switch, engineered to provide high-speed connectivity for small to medium-sized networks. It supports a variety of media types and has 24 Gigabit Ethernet ports, which allow for seamless integration with existing network infrastructures. The device employs a non-blocking architecture, ensuring that data packets are routed efficiently without bottlenecks. Each port can automatically negotiate speeds between 10/100 Mbps, making it versatile for various devices. The switch also provides advanced features such as VLAN support, enabling network segmentation for improved performance and enhanced security.

Similarly, the AT-FH824U-SW variant adds an important layer to network management with its smart features. This managed switch version allows network administrators to monitor and control traffic flow through simple GUI interfaces or command-line SNMP management. The integration of Quality of Service (QoS) capabilities ensures that critical applications receive priority bandwidth, enhancing overall network efficiency.

On the other hand, the AT-FH812U is a more compact model with 12 Fast Ethernet ports. Ideal for smaller office environments, it delivers reliable networking with the same level of performance as its larger counterparts. It also supports IEEE 802.1Q for VLAN tagging, providing improved network functionality and security. This switch can be mounted in a standard rack or placed on a desktop, adding to its versatility.

The AT-FH812U-SW incorporates managed functionality, allowing users to access advanced settings and configurations. With features such as loop prevention, broadcast storm control, and port mirroring, it offers the robustness needed for more complex networking scenarios.

Allied Telesis switches are built with energy-efficient technology, minimizing power consumption without compromising performance. Enhanced security protocols including port security and access control lists make these switches suitable for businesses focused on safeguarding their networks against unauthorized access.

Overall, the AT-FH824U, AT-FH824U-SW, AT-FH812U, and AT-FH812U-SW models offer a blend of technology and performance, catering to the diverse needs of modern network infrastructures. These switches deliver scalability, manageability, and security, making them an ideal choice for various networking applications.