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SHBBook Page 1 Wednesday, March 3, 1999 8:03 PM
NetStacker II
Dual Speed Stackable Hub
User’s Manual
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SHBBook Page 2 Wednesday, March 3, 1999 8:03 PM Copyright Notice Trademarks Asanté Technologies and FriendlyNET are trademarks of Asanté Technologies, Inc. Ethernet is a registered trademark of the Xerox Corporation. All brand names and products are trademarks or registered trade- marks of their respective holders. FCC Information This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interfere
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SHBBook Page i Wednesday, March 3, 1999 8:03 PM Table of Contents About This Manual ................................................. iii Chapter Contents .............................................. iii Document Conventions .....................................iv Important Safety Instructions ............................iv Introduction .......................................................... 1-1 Package Contents ......................................... 1-1 The NetStacker II Hubs ..
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SHBBook Page ii Wednesday, March 3, 1999 8:03 PM LED Indicators .....................................................3-1 Power LED .....................................................3-2 Collision Indicator LEDs .................................3-2 Hub ID Number LEDs .....................................3-3 Port Link Activity Indicator LEDs ....................3-3 10Mbps Link Activity LEDs .......................3-3 100Mbps Link Activity LEDs .....................3-3 Troubleshooting ....
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SHBBook Page iii Wednesday, March 3, 1999 8:03 PM About This Manual This manual describes the NetStacker II dual speed stackable hubs. The manual focuses on the following two models: q 12-port 10/100Mbps managed stackable hub q 24-port 10/100Mbps managed stackable hub Unless otherwise noted, all information provided in this manual is applicable to both units. Chapter Contents This manual is divided into the following chapters and appendices: q Chapter 1, “Introduction
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SHBBook Page iv Wednesday, March 3, 1999 8:03 PM Document Conventions This manual uses the term “NetStacker II” to refer to the 12 port and 24 port dual speed hubs, and “hub” to refer to all other Ethernet hubs. This manual uses the following conventions to convey instructions and information: u Note: Noteworthy information, which contains helpful suggestions or references to other sections in the manual, is in this format. s Important! Significant information that calls att
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SHBBook Page v Wednesday, March 3, 1999 8:03 PM About This Manual 11. If an extension cord is used with this product, make sure that the total ampere ratings on the products connected to the extension cord do not exceed the extension cord ampere rating. Also make sure that the total of all products plugged into the wall outlet does not exceed 15 amperes. 12. Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out
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SHBBook Page vi Wednesday, March 3, 1999 8:03 PM Page vi
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SHBBook Page 1 Wednesday, March 3, 1999 8:03 PM 1 Introduction This chapter introduces the Asanté NetStacker II 12 port and 24 port dual speed stackable hubs and provides an overview of basic hub technology. The chapter is made up of the following sections: q Package Contents q The NetStacker II Hubs q Performance Features q Network Concepts Package Contents The package contains the following items: q (1) NetStacker II 12 port hub, or NetStacker II 24 port hub q
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SHBBook Page 2 Wednesday, March 3, 1999 8:03 PM Introduction The NetStacker II 12 port unmanaged hub provides 12 twisted pair ports. The 24 port managed hub provides 24 twisted pair ports. In addition, both hubs offer an expansion slot for a 100Base-FX interface so the user can slide a fiber- optic module into the rear panel. A slot for a 100Base-FX interface is also provided on the front panel, for use when the management module has been installed in the rear panel slot. Both hubs a
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SHBBook Page 3 Wednesday, March 3, 1999 8:03 PM Performance Features Each hub features full plug-and-play installation. LED indicators include power status, port link activity status, collision detection, and hub identification, for easy monitoring of hub operation. Performance Features The NetStacker II dual speed stackable hubs offer the following features: q Full compliance with the IEEE802.3 and IEEE802.3u Ethernet stan- dards q 12 or 24 10/100Mbps auto-sen
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SHBBook Page 4 Wednesday, March 3, 1999 8:03 PM Introduction Page 1-4
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SHBBook Page 1 Wednesday, March 3, 1999 8:03 PM 2 Installation This chapter describes the components and explains how to install, mount, and apply power to your NetStacker II dual speed hub. It contains the following sections: q Components q Cabling and Voltage Requirements q Placement and Mounting q Connecting Network Devices q Powering on the Hub Components This section describes the front and back panel layouts of the NetStacker II dual speed hubs. Front Panel
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SHBBook Page 2 Wednesday, March 3, 1999 8:03 PM Installation The front panel of the 24 port hub displays: q Twenty-four dual speed (UTP) Ethernet ports q One uplink switch button q LED indicators. These features are shown in Figure 2-2. 13 14 15 16 17 18 19 20 21 22 23 24 Stackable Dual-Speed Hub NS2024 1 23 4 5 6 7 8 NetStacker II Hub ID Number 100Mbps 10Mbps 13 14 15 16 17 18 19 20 21 22 23 24 Uplink MII COL Uplink Module 100M 100Mbps Normal Slot Power 10M 10Mbps 1 23
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SHBBook Page 3 Wednesday, March 3, 1999 8:03 PM Components Hub ID 1 23 4 5 6 7 8 NetStacker II Hub ID Number COL 100M 100Mbps 100 Mbps Power 10M 10Mbps 1 23 4 5 6 7 8 9 10 11 12 10 Mbps Power Collision Figure 2-3 LED Indicators on 12 port hub Rear Panels of the 12 Port and 24 Port Hubs The rear panels of the 12 port and 24 port hubs both display: q Management Module Slot; can also be used for optional 100Base FX slide-in module that allows connection to fiber optic network
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SHBBook Page 4 Wednesday, March 3, 1999 8:03 PM Installation Cabling and Voltage Requirements This section describes the cabling and voltage requirements for the NetStacker II 12 port and 24 port hubs. u Note: You may connect network cable segments to the hub or disconnect them while the power is on. Plugging in or removing cables while your hub is running will not inter- rupt the traffic or disrupt the operation of the hub. Cabling Requirements The cabling for
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SHBBook Page 5 Wednesday, March 3, 1999 8:03 PM Placement and Mounting Placement and Mounting This section describes how to mount the NetStacker II on a desktop or shelf. Hub Location The location chosen for the NetStacker II hub should be less than 100 meters from servers, workstations, and other devices. s Important: Category 5 cables are environment-sensitive. Make sure that the cable route is not too close to electro- magnetic noise sources such as power lines or fluorescent li
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Uplink Normal 13 14 15 16 17 18 19 20 21 22 23 24 Stackable Dual-Speed Hub NS2024 1 23 4 5 6 7 8 Hub ID Number NetStacker II 100Mbps 10Mbps 13 14 15 16 17 18 19 20 21 22 23 24 Uplink MII COL Module 100M 100Mbps Power 10M 10Mbps Slot 1 23 4 5 6 7 8 9 10 11 12 12 3 4 5 6 7 8 9 10 11 12 SHBBook Page 6 Wednesday, March 3, 1999 8:03 PM Installation 3 Place the device into the 19-inch rack and attach it firmly. Ensure that the ventilation holes do not get blocked. Figure 2-6 Rack mounting Connecti
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SHBBook Page 7 Wednesday, March 3, 1999 8:03 PM Connecting Network Devices 1 23 4 5 6 7 8 NetStacker II Hub ID Number COL 100M 100Mbps Power 10M 10Mbps 1 23 4 5 6 7 8 9 10 11 12 12 3 4 5 6 Figure 2-7 Connecting cable to a NIC u Note: The maximum length of a cable between a hub and a device is 100 meters, including all patch cables and cross-connect wires. 4 Continue connecting workstations, servers, or other devices to the hub using UTP cables to create a network as shown in the example
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SHBBook Page 8 Wednesday, March 3, 1999 8:03 PM Installation 2 Make sure that the length of the straight through cable between the NetStacker II and a 100Mbps repeater does not exceed 5 meters, including all patch cables and cross con- nect wires. The cable between the NetStacker II and any switch or any 10Mbps repeater cannot exceed 100 meters. u Note: If you need to connect more than 2 hubs via 100Mbps connections, you must have a switch separat- ing the additional hubs. 3 Connect one
