AirLink UG-ASW224-1103 User's Manual
Contents
1. rate Fast ethernet 100 Mbps half duplex 200 Mbps full duplex Topology Star Network 10 Base T Two pair UTP Cat 3 4 5 EIA TIA 568 cables 100 0 STP 100 Base TX Two pair UTP Cat 5 EIA TIA 568 100 0 STP Number of 24 x 10 100 Mbps auto MDI MDI X ports ports AirLink 17 24 Port 10 100Mbps Ethernet Switch User Guide Table 2 Physical amp Environmental Specifications Feature Specification AC inputs 100 to 240 50 or 60 Hz internal universal power supply Power 6 4 watts maximum consumption Temperature Operating 0 to 40 C Storage 10 to 70 Humidity Operating 10 to 90 Storage 5 to 90 Dimensions 440 x 140 x 44 mm W x H x D EMI FCC Class B CE Mark Class B VCCI Class B Safety CUL CB 18 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Table 3 Performance Specifications Feature Specification Transmission Store and forward method RAM buffer 512 Kbytes per device Filtering 8 entries per device address table Packet filtering 10Mbps ethernet 14 880 pps forwarding rate 100Mbps fast ethernet 148 800 pps MAC address Automatic update learning Technical Support E mail support airlinkplus com Toll Free 1 888 746 3238 Web Site www airlinkplus com AirLink 19 24 Port 10 100Mbps Ethernet Switch User Guide Copyright 2003 AirLink rights r2. 2 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide required for safe operation of the equipment is not compromised e Mechanical Loading Mounting of the equipment in the rack should be such that a hazardous condition is not achieved due to uneven mechanical loading e Circuit Overloading Consideration should be given to the connection of the equipment to the supply circuit and the effect that overloading of circuits might have on over current protection and supply wiring Appropriate consideration of equipment nameplate ratings should be used when addressing this concern e Reliable Earthing Reliable earthing of rack mounted equipment should be maintained Particular attention should be given to supply connections other than direct connections to the branch circuit e g use of power strips AirLink 3 24 Port 10 100Mbps Ethernet Switch User Guide 4 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Table of Contents About this Guide ss 6 Purpose n e ne Ronan Mme 6 Terms amp Usage 6 Overview of This User Guide 6 I trod ctlon uini etie 7 Fast Ethernet Technology sess 7 Switching Technology sss 8 F atures ii nent 9 Unpacking amp Installation 10 Unp cking acier enne 11 Installationen rhet one 11 Rack Mounting 12 External Components etre 1
3. cost effective way of increasing the total network capacity available to users on a local area network A switch increases capacity and decreases network loading by dividing a local area network into different segments which don t compete with each other for network transmission capacity The switch acts as a high speed selective bridge between the individual segments The switch automatically forwards traffic from one segment to another without interfering with any other segments This multiplies the total network capacity while maintaining the same network cabling and adapter cards For Fast Ethernet networks a switch is an effective way of eliminating problems of chaining hubs beyond the two repeater limit A switch can be used to split parts of the network into different collision domains making it possible to expand your Fast Ethernet network beyond the 205 meter network diameter limit for 100BASE TX networks Switches supporting both traditional 10Mbps Ethernet and 100Mbps Fast Ethernet are also ideal for bridging existing 10Mbps networks with the new 100Mbps networks Switching LAN technology is a marked improvement over the previous generation of network bridges which were 8 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide characterized by higher latencies Routers are also used to segment LANs However since routers are expensive difficult to setup and require intensive maintenance they are relatively imp
4. 24 Port 10 100Mbps Ethernet Switch User Guide AirLink UG ASW224 1103 24 Port 10 100Mbps Ethernet Switch User Guide FCC Warning This equipment has been tested and found to comply with the regulations for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with this user s guide may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense CE Mark Warning This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures UL Warning Elevated Operating Ambient Temperature If installed in a closed or multi unit rack assembly the operating ambient temperature of the rack environment may be greater than room ambient Therefore consideration should be given to installing the equipment in an environment compatible with the manufacturer s maximum rated ambient temperature tym Reduced Air Flow Installation of the equipment in a rack should be such that the amount of air flow
5. 3 Front Ranels 325m eI RI E 13 LED Indicator Panel 15 Twisted Pair Ports sise russes 15 Rear Panel eee eee tees 16 Technical Sp cifications 17 Technical 19 AirLink 5 24 Port 10 100Mbps Ethernet Switch User Guide About This Guide Congratulations on your purchase of the 24 port 10 100Mbps Ethernet Switch This device integrates 100Mbps Fast Ethernet and 10Mbps Ethernet network capabilities in a highly flexible package Purpose This guide discusses how to install your 24 port 10 100Mbps Ethernet Switch Terms amp Usage In this guide the term Switch first letter upper case refers to your 24 port 10 100Mbps Ethernet Switch and switch first letter lower case refers to other Ethernet switches Overview of this User s Guide This User Guide contains the following sections Introduction Describes the Switch and its features Unpacking and Installation Helps you get started with the basic installation of the Switch Identifying External Components Describes the Switch s front panel rear panel and LED indicators Technical Specifications Lists the Switch s technical general physical and environmental and performance specifications 6 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Introduction This chapter describes the features of the Switch and some background information about Ethernet Fast Ethernet switching technology Fast Et
6. data e 100 Mbps green This indicator lights up green when the port is connected to a 100 Mbps Fast Ethernet station Otherwise the LED is off when the port is connected to a 10 Mbps Ethernet station Twisted Pair Ports Twisted pair ports support automatic MDI MDIX crossover detection function gives true plug and play capability without the need of confusing crossover cables or crossover ports With the Auto MDI function you just need to plug in the network cable to the hub directly and no need to care if the AirLink 15 24 Port 10 100Mbps Ethernet Switch User Guide end node is Network Interface Card NIC or switches and hubs Rear Panel The AC power connector is located on the rear panel and is a three pronged connector that supports the power cord see Figure 5 Plug in the female connector of the provided power cord into this connector and the male into a power outlet The Switch supports input voltages from 100 to 240 AC at 50 to 60 Hz Figure 5 AC Power Connector Rear of Switch Anh AC Power Connector 16 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Technical Specifications Tables 1 to 3 provide Switch specifications Table 1 General Specifications Feature Description Standards IEEE 802 3 10 Base T ethernet IEEE 802 3a 100 Base TX fast ethernet Protocol CSMA CD Data transfer Ethernet 10 Mbps half duplex 20 Mbps full duplex
7. effectively allocated for each port while controlling the data flow between the transmit and receive nodes to guarantee against all possible packet loss The Switch is an unmanaged 10 100 Fast Ethernet Switch that offers solutions in accelerating small Ethernet workgroup bandwidth Other key features are e 24 port 10 100Mbps Ethernet Switch with RJ 45 connectors Support auto negotiation for speed and duplex modes for each port Supports auto MDI MDI X for each port Wire speed reception and transmission Store and Forward switching method Integrated address look up engine supports 8K absolute MAC addresses Supports 2 5 Mbits RAM for data buffering Front panel diagnostic LEDs IEEE 802 3x flow control for full duplex Back pressure flow control for half duplex Standard 19 Rack mountable size Unpacking amp Installation This chapter provides unpacking and setup information for the Switch 10 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Unpacking Open the shipping cartons of the Switch and carefully unpacks its contents The carton should contain the following items e One the 24 port 10 100Mbps Fast Ethernet Switch e One AC power cord suitable for your area s electrical power connections e Four rubber feet for shock cushioning e Screws and two mounting brackets This User Guide If any item is missing or damaged contact your local reseller for replacement Installation The site where
8. eserved AirLink the stylized AirLink logo specific product designations and all other words and logos that are identified as trademarks and or service marks are unless noted otherwise the trademarks and service marks of AirLink other product or service names are the property of their respective holders AirLink products are protected under numerous U S and foreign patents and pending applications maskwork rights and copyrights 20 AirLink
9. hernet Technology The growing importance of local area networks LANs and the increasing complexity of desktop computing applications are fueling the need for high performance networks A number of high speed LAN technologies have been proposed to provide greater bandwidth and improve client server response times Among them 100BASE T Fast Ethernet provides a non disruptive smooth evolution from the current 10BASE T technology The non disruptive and smooth evolution nature and the dominating potential market base virtually guarantee cost effective and high performance Fast Ethernet solutions in the years to come 100Mbps Fast Ethernet is a new standard specified by the IEEE 802 3 LAN committee It is an extension of the 10Mbps Ethernet standard with the ability to transmit and receive data at 100Mbps while maintaining the CSMA CD Ethernet protocol Since the 100Mbps Fast Ethernet is compatible with all other 10Mbps Ethernet environments it provides a straightforward upgrade and takes advantage of the existing investment in hardware software and personnel training AirLink 7 24 Port 10 100Mbps Ethernet Switch User Guide Switching Technology Another approach to pushing beyond the limits of Ethernet technology is the development of switching technology switch bridge Ethernet packets at the MAC address level of the Ethernet protocol transmitting among connected Ethernet or Fast Ethernet LAN segments Switching is a
10. ractical for the network Switches on the other hand are less expensive easier to set up and practically maintenance free which make them an ideal solution to today s LAN congestion problems Features The Switch is designed for easy installation and high performance in an environment where traffic on the network and the number of user increase continuously The Switch with its rack size is designed for middle to large sized workgroups The Switch provides immediate access to a rapidly growing network through a wide range of user reliable functions The Switch is ideal for deployment with multiple high speed servers for shared bandwidth 10Mbps or 100Mbps workgroups With the highest bandwidth 200 Mbps 100Mbps full duplex mode any port can provide workstations with a congestion free data pipe for simultaneous access to the server The Switch is expandable by cascading two or more switches together Since all ports support 200Mbps the Switch can be cascaded from any port and to any number of switches The Switch is a perfect choice for site planning to upgrade to Fast Ethernet in the future Ethernet workgroups can connect to the Switch now and change adapters and hubs AirLink 9 24 Port 10 100Mbps Ethernet Switch User Guide anytime later without needing to change the Switch or reconfigure the network The Switch combine dynamic memory allocation with store and forward switching to ensure that the buffer is
11. s section identifies all the major external components of the switch Front Panel Figure 3 shows the front panels of the switch AirLink 13 24 Port 10 100Mbps Ethernet Switch User Guide a u m wo gz z e a a n we e mm mm mm EE EM EE EM EM EM EM EE e mm mE EE EM EE EH XM RE RE RH EE GO iz of Gb a 2b oF St om EL oz H Ob 6 8 1 5 5037 1u044 eunDi4 AirLink 14 24 Port 10 100Mbps Ethernet Switch User Guide LED Indicator Panel Figure 4 shows the Switch s LED panel Figure 4 LED Panel 1 2 3 4 5 6 7 B 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Power NE EE EE EH EM EM EE RE RE RE EE NO 0T mm mm GE 00 Mbps The LED indicator panel contains the following indicators e Power PWR This indicator lights green when the switch is receiving power Otherwise it is off Link Activity green This indicator lights up green when the port is connected to a Fast Ethernet or Ethernet station If this indicator is blinking green the Switch is transmitting or receiving
12. you install the Switch stack may greatly affect its performance Use the following guidelines when installing the Switch e Install the Switch in a cool and dry place See Specifications for the acceptable temperature and humidity operating ranges e Install the Switch in a site free from strong electromagnetic field generators such as motors vibration dust and direct exposure to sunlight e Leave at least 10 cm of space at the front and rear of the hub for ventilation e Install the Switch on a sturdy level surface that can support its weight or in an EIA standard size equipment rack For information on rack installation see the Rack Mounting section AirLink 11 24 Port 10 100Mbps Ethernet Switch User Guide When installing the Switch on a level surface attach the rubber feet to the bottom of each device The rubber feet cushion the hub and protect the hub case from scratching Rack Mounting The switch can be mounted in an EIA standard size 19 inch rack which can be placed in a wiring closet with other equipment Attach the mounting brackets at the switch s front panel one on each side and secure them with the provided screws see Figure 1 Figure 1 Attach Brackets to Switch 12 AirLink 24 Port 10 100Mbps Ethernet Switch User Guide Then use screws provided with the equipment rack to mount each switch in the rack see Figure 2 Figure 2 Attach Switch to Rack External Components Thi
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