Page 3 - ONTENTS
C ONTENTS A BOUT T HIS G UIDE Conventions 8 Related Documentation 9 Year 2000 Compliance 10 Documentation Comments 10 1 I NTRODUCING THE S WITCH 1100 About the SuperStack II Switch 1100 12 Summary of Features 12 Switch 1100 — Front View Detail 13 Port Connections 13 LEDs 14 Switch 1100 — Rear View D...
Page 5 - EMC S
v G LOSSARY I NDEX 3C OM C ORPORATION L IMITED W ARRANTY EMC S TATEMENTS 16950ua.bk Page v Thursday, August 27, 1998 11:55 AM
Page 7 - II Switch 1100 unit with default settings. If you want to
A BOUT T HIS G UIDE This guide provides all the information you need to install and use a SuperStack ® II Switch 1100 unit with default settings. If you want to change the way the Switch works using management software, refer to the “SuperStack II Switch Management Guide” (part number DUA1695-0BAA0x...
Page 8 - Conventions; Table 1; Notice Icons; Table 2; Text Conventions; Screen displays; Commands
8 A BOUT T HIS G UIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data o...
Page 9 - Related Documentation; SuperStack II Switch Help; Words in; Convention
Related Documentation 9 Related Documentation In addition to this guide, each Switch 1100 document set includes the following: ■ Management Guide (Part Number DUA1695-0BAA0x) This guide contains all the management information for the Switch. ■ Quick Reference Guide (Part Number DQA1695-0AAA0x) This ...
Page 12 - Summary of Features
12 C HAPTER 1: I NTRODUCING THE S WITCH 1100 About the SuperStack II Switch 1100 The SuperStack ® II system solves the problem of growth in dynamic network environments and provides everything you need for successful workgroup networking. Much more than a collection of stackable components, the syst...
Page 13 - Switch 1100 — Front View Detail; Figure 1; Port Connections
Switch 1100 — Front View Detail 13 Switch 1100 — Front View Detail Figure 1 Switch 1100 — Front view Port Connections 10BASE-T Ports The Switch has 12 or 24 10BASE-T ports configured as MDIX (cross-over). The maximum segment length is 100m (328ft) over Category 3, 4, or 5 twisted pair cable. As thes...
Page 14 - LEDs; Table 3; LED behavior; Port Status LEDs
14 C HAPTER 1: I NTRODUCING THE S WITCH 1100 LEDs Table 3 lists the LEDs visible on the front of the Switch, and their states according to color. For information on using the LEDs for problem solving, see “Checking for Correct Operation” on page 30. Table 3 LED behavior LED Color Indicates TCVR Yell...
Page 15 - Switch 1100 — Rear View Detail; Figure 2
Switch 1100 — Rear View Detail 15 Switch 1100 — Rear View Detail Figure 2 Switch 1100 — Rear view Unit Information Label This label shows the following: ■ The 3Com product name of the Switch ■ The 3Com 3C number of the Switch ■ The unique MAC address (Ethernet address) of the Switch ■ The serial num...
Page 16 - Expansion Module; The matrix port allows you to:
16 C HAPTER 1: I NTRODUCING THE S WITCH 1100 Expansion Module Slot You can use this slot to install an Expansion Module that provides a high-speed link to the rest of your network, or a Matrix Module that provides four matrix ports for stacking Switch units together. 3Com provides a range of Expansi...
Page 17 - Network Configuration Examples; Network; Figure 3; Using the Switch 1100 to segment your network
Network Configuration Examples 17 Network Configuration Examples The following illustrations show some examples of how the Switch can be placed on your network. Network Segmentation I Figure 3 shows how the Switch 1100 fits into a large corporate network with a Fast Ethernet infrastructure. A Switch...
Page 18 - Figure 4
18 C HAPTER 1: I NTRODUCING THE S WITCH 1100 Network Segmentation II Figure 4 shows the Switch 1100 in a second workgroup situation. This setup could be that of a small office within a large corporation, or part of a larger corporate network. Most of the switch ports have multiple endstations. Figur...
Page 19 - Desktop Switching; Figure 5; Using the Switch 1100 in a desktop environment
Network Configuration Examples 19 Desktop Switching Figure 5 shows the Switch 1100 used for a group of users in a large corporate network. Here switching is brought to the desktop with a single endstation per port. Local servers are connected via 100Mbps Fast Ethernet links. Figure 5 Using the Switc...
Page 20 - Figure 6; Fast Ethernet configuration rules
20 C HAPTER 1: I NTRODUCING THE S WITCH 1100 Configuration Rules for Fast Ethernet The topology rules for 100Mbps Fast Ethernet are slightly different to those for 10Mbps Ethernet. Figure 6 illustrates the key topology rules and provides examples of how they allow for large-scale Fast Ethernet netwo...
Page 21 - Configuration Rules with Full Duplex; The key topology rules are:
Configuration Rules with Full Duplex 21 The key topology rules are: ■ Maximum UTP cable length is 100m (328ft) over Category 5 cable. ■ A 412m (1352ft) fiber run is allowed for connecting switch-to-switch, or endstation-to-switch, using half-duplex 100BASE-FX. ■ A total network span of 325m (1066ft)...
Page 23 - Before installing or removing any
2 I NSTALLING THE S WITCH This chapter contains the information you need to install and set up the Switch. It covers the following topics: ■ Choosing a Suitable Site ■ Rack-mounting ■ Wall-mounting ■ Placing Units On Top of Each Other ■ Stacking Units ■ The Power-up Sequence ■ Choosing the Correct C...
Page 24 - Disconnect all cables from the Switch before continuing.
24 C HAPTER 2: I NSTALLING THE S WITCH Choosing a Suitable Site The Switch is suited for use in an office environment where it can be wall-mounted, mounted in a standard 19-inch equipment rack, or free standing. Alternatively, the Switch can be rack-mounted in a wiring closet or equipment room. A wa...
Page 25 - Figure 7; Fitting a bracket for rack mounting; Insert the three screws and tighten with a suitable screwdriver.
Wall-mounting 25 Figure 7 Fitting a bracket for rack mounting 3 Insert the three screws and tighten with a suitable screwdriver. You must use the screws supplied with the mounting brackets. Damage caused to the unit by using incorrect screws invalidates your warranty. 4 Repeat steps 2 and 3 for the ...
Page 26 - Figure 8; Fitting a bracket for wall-mounting
26 C HAPTER 2: I NSTALLING THE S WITCH Figure 8 Fitting a bracket for wall-mounting 3 Insert the two screws and tighten with a suitable screwdriver. 4 Repeat steps 2 and 3 for the other side of the Switch. 5 Ensure that the wall you are using is smooth, flat, dry and sturdy. Attach a piece of plywoo...
Page 27 - Placing Units On Top of Each Other; Stacking Units; You can stack Switch units together in two ways:; Stacking Two Units
Placing Units On Top of Each Other 27 Placing Units On Top of Each Other If the Switch units are free-standing, up to four units can be placed one on top of the other. If you are mixing a variety of SuperStack II Switch and Hub units, the smaller units must be positioned at the top. If you are placi...
Page 28 - Figure 9; A stack of two units; Stacking Multiple; You only need one Matrix Module for each stack.
28 C HAPTER 2: I NSTALLING THE S WITCH As shown in Figure 9, connect one end of the Matrix Cable to the matrix port of the top Switch, and the other end to the matrix port of the lower Switch. Figure 9 A stack of two units Stacking Multiple Units You can connect up to four Switch units to form a sta...
Page 29 - Connect the Matrix Cables, as shown in Figure 10:; A stack of multiple units
Stacking Units 29 3 Connect the Matrix Cables, as shown in Figure 10: a Connect a Matrix Cable to the port marked Unit 1 on the Matrix Module. Connect the other end of this cable to the matrix port of the Switch that contains the Matrix Module. b Connect a second Matrix Cable to the port marked Unit...
Page 30 - Connecting a; The Switch can only use a SuperStack II Advanced; Checking for Correct
30 C HAPTER 2: I NSTALLING THE S WITCH The Power-up Sequence The following sections describe how to get your Switch 1100 powered-up and ready for operation. Connecting a Redundant Power System You can connect a SuperStack II Advanced Redundant Power System (part number 3C16071) to the Switch. This u...
Page 31 - Choosing the Correct Cables; illustrated in Figure 11.; Connecting other devices to the Switch 1100; Table 4; LED colors; Green
Choosing the Correct Cables 31 If there is evidence of a problem, see “Solving Problems Indicated by LEDs” on page 32. Choosing the Correct Cables All of the ports on the front of the Switch 1100 are configured as MDIX (cross-over). If you want to make a connection to another MDIX port, you need a c...
Page 32 - Table 5; Problems indicated by LEDs; All connections are secure.
32 C HAPTER 2: I NSTALLING THE S WITCH Solving Problems Indicated by LEDs If the LEDs on the Switch indicate a problem, refer to Table 5 which contains a list of possible problems and suggested solutions. Table 5 Problems indicated by LEDs Problem Suggested Solution A Power LED does not light Check ...
Page 33 - Managing the Switch; management software
Managing the Switch 33 For information about solving problems when managing the Switch, refer to the Problem Solving chapter in the “SuperStack II Switch Management Guide” (DUA1695-0BAA01). Managing the Switch The Switch contains software that allows you to change and monitor the way it works. This ...
Page 35 - Warnings contain directions that you must follow for your
A S AFETY I NFORMATION You must read the following safety information before carrying out any installation or removal of components, or any maintenance procedures on the Switch 1100. WARNING: Warnings contain directions that you must follow for your personal safety. Follow all directions carefully.Y...
Page 36 - The cord set must be UL-approved and CSA certified.
36 A PPENDIX A: S AFETY I NFORMATION Important Safety Information ■ Installation and removal of the unit must be carried out by qualified personnel only. ■ If installing the Switch unit in a stack with SuperStack II Hub units, the Switch 1100 unit must be installed below the narrower Hub units. ■ Th...
Page 37 - Important Safety Information; Advanced Redundant Power System (3C16071)
Important Safety Information 37 ■ France and Peru onlyThis unit cannot be powered from IT† supplies. If your supplies are of IT type, this unit must be powered by 230V (2P+T) via an isolation transformer ratio 1:1, with the secondary connection point labelled Neutral, connected directly to earth (gr...
Page 38 - calibre 18 AWG
38 A PPENDIX A: S AFETY I NFORMATION L’information de Sécurité Importante ■ L'installation et la dépose de ce groupe doivent être confiés à un personnel qualifié. ■ Si vous entassez l'unité Switch avec les unités SuperStack II Hub, l'unité Switch 1100 doit être installée en dessous des unités Hub pl...
Page 39 - L’information de Sécurité Importante; Branchez uniquement un
L’information de Sécurité Importante 39 que si l'équipement auquel il est raccordé fonctionne dans les mêmes conditions. ■ France et Pérou uniquement:Ce groupe ne peut pas être alimenté par un dispositif à impédance à la terre. Si vos alimentations sont du type impédance à la terre, ce groupe doit ê...
Page 40 - Nur ein; WARNHINWEIS; Dies sind abgeschirmte
40 A PPENDIX A: S AFETY I NFORMATION Wichtige Sicherheitsinformationen ■ Die Installation und der Ausbau des Geräts darf nur durch Fachpersonal erfolgen. ■ Wenn die Switch 1100 Einheit in einer Stapel mit anderen SuperStack II Hub Einheiten eingebaut werden soll, muß die Switch 1100 Einheit unter di...
Page 41 - Null Modem Cable
B P IN - OUTS Null Modem Cable 9-pin to RS-232 25-pin PC-AT Serial Cable 9-pin to 9-pin 16950ua.bk Page 41 Thursday, August 27, 1998 11:55 AM
Page 42 - Modem Cable; Table 6; Pin assignments; Ports configured as MDI
42 A PPENDIX B: P IN - OUTS Modem Cable 9-pin to RS-232 25-pin RJ45 Pin Assignments Pin assignments are identical for 10BASE-T and 100BASE-TX RJ45 connectors Table 6 Pin assignments Pin Number Signal Function Ports configured as MDI 1 TxData + Transmit data 2 TxData – Transmit data 3 RxData + Receiv...
Page 44 - Standards Supported; SNMP
44 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standards Supported SNMP ■ SNMP protocol (RFC 1157) ■ MIB-II (RFC 1213) ■ Bridge MIB (RFC 1493) ■ Repeater MIB (RFC 1516) ■ VLAN MIB (RFC 1573) ■ RMON MIB (RFC 1271) ■ BOOTP (RFC 951) Terminal Emulation ■ Telnet (RFC 854) Protocols Used for Administration ■...
Page 45 - World W ide Web site; automated fax service; World Wide Web Site
D T ECHNICAL S UPPORT 3Com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, 3Com recommends that you access the 3Com Corporation ...
Page 46 - anonymous; Com Bulletin Board; Country
46 A PPENDIX D: T ECHNICAL S UPPORT To connect to the 3Com FTP site, enter the following information into your FTP client: ■ Hostname: ftp.3com.com (or 192.156.136.12 ) ■ Username: anonymous ■ Password: <your Internet e-mail address> A user name and password are not needed with Web browser sof...
Page 47 - Support from Your Network Supplier; ComFacts; Support from 3Com
Support from Your Network Supplier 47 3ComFacts Automated Fax Service The 3ComFacts automated fax service provides technical articles, diagrams, and troubleshooting instructions on 3Com products 24 hours a day, 7 days a week. Call 3ComFacts using your Touch-Tone telephone: 1 408 727 7021 Support fro...
Page 48 - Below is a list of worldwide technical telephone support numbers:; Asia Pacific Rim
48 A PPENDIX D: T ECHNICAL S UPPORT Below is a list of worldwide technical telephone support numbers: Country Telephone Number Country Telephone Number Asia Pacific Rim AustraliaChina From anywhere in China:From Shanghai: Hong KongIndiaIndonesiaJapanMalaysia 1 800 678 515 86 21 6350 159010 800 36568...
Page 49 - Returning Products for Repair; Latin America
Returning Products for Repair 49 Returning Products for Repair Before you send a product directly to 3Com for repair, you must first obtain a Return Materials Authorization (RMA) number. Products sent to 3Com without RMA numbers will be returned to the sender unopened, at the sender’s expense. To ob...
Page 51 - LOSSARY; backbone; line speed; bridge; A packet sent to all devices on a network.
G LOSSARY 10BASE-T The IEEE specification for 10Mbps Ethernet over Category 3, 4 or 5 twisted pair cable. 100BASE-FX The IEEE specification for 100Mbps Fast Ethernet over fiber-optic cable. 100BASE-TX The IEEE specification for 100Mbps Fast Ethernet over Category 5 twisted-pair cable. auto-negotiati...
Page 52 - A computer, printer or server that is connected to a network.
52 G LOSSARY broadcast storm Multiple simultaneous broadcasts that typically absorb all the available network bandwidth and can cause a network to fail. Broadcast storms can be due to faulty network devices. collision A term used to describe two colliding packets in an Ethernet network. Collisions a...
Page 53 - Netware
G LOSSARY 53 hub A device that regenerates LAN traffic so that the transmission distance of that signal can be extended. Hubs are similar to repeaters, in that they connect LANs of the same type; however they connect more LANs than a repeater and are generally more sophisticated. IEEE Institute of E...
Page 54 - A packet sent to a specific group of endstations on a network.
54 G LOSSARY MAC address Media Access Control address; also called hardware or physical address. A layer 2 address associated with a particular network device. Most devices that connect to a LAN have a MAC address assigned to them as they are used to identify other devices in a network. MAC addresse...
Page 55 - A packet sent to a single endstation on a network.
G LOSSARY 55 SNMP Simple Network Management Protocol. The current IETF standard protocol for managing devices on an TCP/IP network. stack A group of network devices that are integrated to form a single logical device. switch A device that interconnects several LANs to form a single logical LAN that ...
Page 57 - NDEX; Numbers; See
I NDEX Numbers 10BASE-T ports 1310BASE-T/100BASE-TX ports 133C number 153Com bulletin board service (3Com BBS) 463Com URL 453ComFacts 47 A auto-negotiating ports 13 B bulletin board service 46 C cable choosing the correct 31Matrix 16maximum length 13, 21pin-outs 41 console port 15conventions notice ...
Page 59 - II S
3Com Corporation L IMITED W ARRANTY S UPER S TACK ® II S WITCH 1100 H ARDWARE 3Com warrants this hardware product to be free from defects in workmanship and materials, under normal use and service, for the following length of time from the date of purchase from 3Com or its authorized reseller: 3Com’...
Page 61 - TATEMENTS; FCC S
EMC S TATEMENTS FCC S TATEMENT This equipment has been tested and found to comply with the limits 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...