Page 3 - Notice
i Notice Enterasys Networks reserves the right to make changes in specifications and other information contained in this document and its web site without prior notice. The reader should in all cases consult Enterasys Networks to de...
Page 4 - Regulatory Compliance Information
ii Regulatory Compliance Information Federal Communications Commission (FCC) Notice 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 interference, and ...
Page 5 - VCCI Notice
iii Electromagnetic Compatibility (EMC) This product complies with the following: 47 CFR Parts 2 and 15, CSA C108.8, 89/336/EEC, EN 55022, EN 61000 ‐ 3 ‐ 2, EN 61000 ‐ 3 ‐ 3, EN 55024, AS/NZS CISPR 22, VCCI V ‐ 3. Compatibilidad Electromágnetic...
Page 6 - European Waste Electrical and Electronic Equipment (WEEE) Notice
iv European Waste Electrical and Electronic Equipment (WEEE) Notice In accordance with Directive 2002/96/EC of the European Parliament on waste electrical and electronic equipment (WEEE): 1. The symbol above indicates that separate collection of electric...
Page 7 - Declaration of Conformity
v Declaration of Conformity Application of Council Directive(s): 89/336/EEC73/23/EEC Manufacturer’s Name: Enterasys Networks, Inc. Manufacturer ’s Address: 50 Minuteman Road Andover, MA 01810 USA European Representative Address: Enterasys Networks, Ltd. Nexus House, ...
Page 8 - Firmware License Agreement
vi Enterasys Networks, Inc. Firmware License Agreement BEFORE OPENING OR UTILIZING THE ENCLOSED PRODUCT, CAREFULLY READ THIS LICENSE AGREEMENT. This document is an agreement (“Agreement”) between the end user (“You”) and Enterasys Networks, Inc. on behalf of itsel...
Page 11 - Contents; About This Guide
ix Contents About This Guide Who Should Use This Guide ............................................................................................................... xiiiHow to Use This Guide ..............................................................................................................
Page 13 - Figures
xi Figures 1-1 A2H254-16 Stackable Switch.................................................................................................1-3 3-1 Mini-GBIC with RJ45 Connector ............................................................................................3-4 3-2 Mini-GBIC with MT-RJ Con...
Page 15 - Who Should Use This Guide; Important Notice
SecureStack A2 Installation Guide xiii About This Guide This guide provides an overview of installation, troubleshooting, and specifications for the Enterasys ® SecureStack A2H254 ‐ 16 stackable Ethernet switch. For information about the Command Line Int...
Page 16 - How to Use This Guide
How to Use This Guide xiv About This Guide How to Use This Guide Read through this guide completely to familiarize yourself with its contents and gain an understanding of the features and capabilities of the stackable Ethernet switch. A general k...
Page 17 - Conventions Used in This Guide
Conventions Used in This Guide SecureStack A2 Installation Guide xv Conventions Used in This Guide The following conventions are used in this guide: Note: Calls the reader’s attention to any item of information that may be of special importance. Caution: Contains information essential ...
Page 19 - Overview
SecureStack A2 Installation Guide 1-1 1 Introduction This chapter introduces the A2H254 ‐ 16 stackable Fast Ethernet switch. Overview The A2H254 ‐ 16 is a stackable Fast Ethernet switch, which can be adapted and scaled to help meet your network ...
Page 21 - Stack Connections
Overview SecureStack A2 Installation Guide 1-3 Figure 1-1 A2H254-16 Stackable Switch Stack Connections The switch has front ‐ panel RJ45 ports 17 and 18 for connections in a stack configuration. The stacking cables used for the connections are standard ...
Page 22 - Connectivity
Connectivity 1-4 Introduction Connectivity The SecureStack A2 switch connects to Ethernet networks or workstations via the fixed front panel MT ‐ RJ and RJ45 ports and the two SFP uplink ports that support optional Mini ‐ GBICs. At the time...
Page 23 - Management; Switch Configuration Using WebView; Standards Compatibility
Management SecureStack A2 Installation Guide 1-5 Management Management of the module can be either in ‐ band or out ‐ of ‐ band. In ‐ band remote management is possible using Telnet, Enterasys Networks’ NetSight ® management application, or the WebView...
Page 24 - Getting Help
Getting Help 1-6 Introduction Getting Help For additional support related to the SecureStack A2 or this document, contact Enterasys Networks using one of the following methods: Before contacting Enterasys Networks for technical support, have the ...
Page 25 - Network Requirements; 0BASE-TX Twisted Pair Network
SecureStack A2 Installation Guide 2-1 2 Network Requirements Before installing the device, review the requirements and specifications in this chapter concerning the following: 10BASE-TX Twisted Pair Network When connecting a 10BASE ‐ TX segment to one of t...
Page 26 - 00BASE-TX Twisted Pair Network; 000BASE-T Twisted Pair Gigabit Ethernet Network
100BASE-TX Twisted Pair Network 2-2 Network Requirements 100BASE-TX Twisted Pair Network When connecting a 100BASE ‐ TX segment to one of the fixed RJ45 ports (odd numbered ports 1 ‐ 15), use Category 5 UTP cabling. The device at the other end of...
Page 29 - Hardware Installation
SecureStack A2 Installation Guide 3-1 3 Hardware Installation This chapter provides instructions to install the A2H254 ‐ 16. Follow the order of the sections listed below to correctly install the switch. Electrical Hazard: Only qualified personnel should perfo...
Page 30 - Considerations Prior to Installation; Table 3-1 Contents of Switch Carton
Considerations Prior to Installation 3-2 Hardware Installation Considerations Prior to Installation When installing the switch, note the following: • Before starting the installation procedure, notify the network administrator of the installation. • Follow the i...
Page 31 - Installing Optional Mini-GBICs; Preparation
Installing Optional Mini-GBICs SecureStack A2 Installation Guide 3-3 Installing Optional Mini-GBICs This section describes how to install Mini ‐ GBICs in the SFP port slots 19 and 20 on the A2H254 ‐ 16. It is recommended that the optional Mini ‐ GBICs ...
Page 32 - Installation; Figure 3-1 Mini-GBIC with RJ45 Connector
Installing Optional Mini-GBICs 3-4 Hardware Installation Installation To install a Mini ‐ GBIC that has an RJ45 connector, refer to Figure 3 ‐ 1 ; for a Mini ‐ GBIC with an MT ‐ RJ connector, refer to Figure 3 ‐ 2 ; for a Mini ‐ GBIC with an ...
Page 34 - Removing the Mini-GBIC
Installing Optional Mini-GBICs 3-6 Hardware Installation Figure 3-3 Mini-GBIC with LC Connector Removing the Mini-GBIC 1 SFP Slot 3 Release tab 2 Mini-GBIC (MGBIC-LC01,-LC03, -LC09, MGBIC-08) 4 Link/Activity LED Caution: Do NOT remove a Mini-GBIC from a slot without releasing the locking tab located...
Page 35 - Installing the Switch on a Flat Surface; Installing the Rubber Feet
Installing the Switch on a Flat Surface SecureStack A2 Installation Guide 3-7 To remove a Mini ‐ GBIC from a port slot, refer back to Figure 3 ‐ 1 , Figure 3 ‐ 2 , or Figure 3 ‐ 3 , and proceed as follows: 1. Attach your antistatic wrist strap (refer...
Page 36 - Figure 3-4 Chassis Bottom, Rubber Feet Placement; Guidelines for Flat Surface Installation
Installing the Switch on a Flat Surface 3-8 Hardware Installation Figure 3-4 Chassis Bottom, Rubber Feet Placement Guidelines for Flat Surface Installation Locate the switch within 152 cm (5 ft) of its power source and on a surface as shown in Figure 3 ‐ 5 . ...
Page 37 - Rack Mounting the Switch
Rack Mounting the Switch SecureStack A2 Installation Guide 3-9 If you are installing several switches in a stack, proceed to “ Connecting Stacking Cables ” on page 3 ‐ 11. If the switch is being installed as a standalone switch, proceed to “ ...
Page 38 - Guidelines for Rackmount Installation; Figure 3-6 Attaching the Rackmount Brackets
Rack Mounting the Switch 3-10 Hardware Installation Guidelines for Rackmount Installation The installation site must be within reach of the network cabling and meet the requirements listed below: • Appropriate grounded power receptacles must be located w...
Page 39 - Figure 3-7 Fastening the Switch to the Rack; Connecting Stacking Cables
Connecting Stacking Cables SecureStack A2 Installation Guide 3-11 2. With the mounting brackets attached, position the switch between the vertical frame members of the 19 ‐ inch rack as shown in Figure 3 ‐ 7 . Then fasten the switch securely to ...
Page 40 - Figure 3-8 Stacking Cable Connections; Configuring Switches in a Stack; About SecureStack A2 Switch Operation in a Stack
Configuring Switches in a Stack 3-12 Hardware Installation Figure 3-8 Stacking Cable Connections After connecting the cables to the stacking ports, proceed to “ Configuring Switches in a Stack ” on page 3 ‐ 12 for instructions. Configuring Switches in a Stack Th...
Page 42 - Recommended Procedures for New and Existing Stacks; Installing a New Stackable System of Up to Eight Switches
Configuring Switches in a Stack 3-14 Hardware Installation Recommended Procedures for New and Existing Stacks Installing a New Stackable System of Up to Eight Switches Use the following procedure to install a new stack of up to eight switches out of the box. Befor...
Page 43 - Adding a New Switch to an Existing Stack; Connecting AC and RPS-SYS Power; AC Power; Important Considerations About Using Clear Config in a Stack
Connecting AC and RPS-SYS Power SecureStack A2 Installation Guide 3-15 Adding a New Switch to an Existing Stack Use the following procedure to install a new switch to an existing stack configuration. This procedure assumes that the new switch being added ...
Page 44 - Figure 3-9 Switch Rear View
Connecting AC and RPS-SYS Power 3-16 Hardware Installation Figure 3-9 Switch Rear View 3. Observe the power CPU LED (not shown), located on the front panel. During the initialization, the CPU LED will start by illuminating solid amber, then start b...
Page 45 - C2RPS-SYS Redundant Power System; Figure 3-10 Accessing the RPS Connector
Connecting AC and RPS-SYS Power SecureStack A2 Installation Guide 3-17 C2RPS-SYS Redundant Power System If you are installing an optional redundant power system (C2RPS ‐ SYS), refer to the installation instructions supplied with the SecureStack RPS. The swit...
Page 46 - Stack Initialization Overview; Connecting to Console Port for Local Management; What Is Needed
Connecting to Console Port for Local Management 3-18 Hardware Installation Stack Initialization Overview When you install and connect all the stacking cables to the switches in the stack before applying power to the switches, the following occurs: • The ...
Page 47 - Figure 3-11 DB9 Male Console Port Pinout Assignments; Connecting to an IBM or Compatible Device
Connecting to Console Port for Local Management SecureStack A2 Installation Guide 3-19 Using a DTE modem DB9 female ‐ to ‐ DB25 female cable, you can connect products equipped with a DB9 DTE male console port to a VT series terminal or VT type ...
Page 48 - Figure 3-12 Connecting an IBM PC or Compatible; Connecting to a VT Series Terminal
Connecting to Console Port for Local Management 3-20 Hardware Installation When these parameters are set, the Startup screen will display. Proceed to “ Connecting to the Network ” on page 3 ‐ 23. Figure 3-12 Connecting an IBM PC or Compatible Connecting to a VT Se...
Page 49 - Figure 3-13 Connecting a VT Series Terminal; Connecting to a Modem
Connecting to Console Port for Local Management SecureStack A2 Installation Guide 3-21 When these parameters are set, the Startup screen will display. Proceed to “ Connecting to the Network ” on page 3 ‐ 23. Figure 3-13 Connecting a VT Series Terminal Connecting t...
Page 50 - Figure 3-14 Connecting to a Modem
Connecting to Console Port for Local Management 3-22 Hardware Installation When these parameters are set, the Startup screen will display. If the switches are in a stacked configuration, proceed to “ Connecting to the Network ” on page 3 ‐ 23. Figu...
Page 51 - Connecting to the Network; Connecting Fiber-Optic Cables to Fixed MT-RJ Ports
Connecting to the Network SecureStack A2 Installation Guide 3-23 Connecting to the Network This section provides the procedure to connect fiber ‐ optic cables from the fixed front panel MT ‐ RJ ports to the network or other devices. In addition this ...
Page 52 - Figure 3-15 Connecting a Fiber-Optic Cable Segment to MT-RJ Port
Connecting to the Network 3-24 Hardware Installation 2. Insert the MT ‐ RJ cable connector into the MT ‐ RJ front panel port until it clicks into place. Figure 3-15 Connecting a Fiber-Optic Cable Segment to MT-RJ Port Caution: Do not touch the ends of the fiber-optic st...
Page 55 - Connecting Fiber-Optic Cables to LC Mini-GBIC Ports
Connecting to the Network SecureStack A2 Installation Guide 3-27 Connecting Fiber-Optic Cables to LC Mini-GBIC Ports This section describes how to connect • a 1000BASE ‐ SX multimode fiber ‐ optic segment from the network or other devices to an LC port conne...
Page 57 - Connecting UTP Cables to RJ45 Ports; Figure 3-16 Connecting a UTP Cable Segment to RJ45 Port
Connecting to the Network SecureStack A2 Installation Guide 3-29 Connecting UTP Cables to RJ45 Ports The fixed RJ45 front panel 10/100 Mbps ports and the RJ45 Mini ‐ GBIC (MGBIC ‐ 02) Gigabit ports are both internally crossed. When connecting a workstation...
Page 61 - Completing the Installation; Initial Logon to Switch Management; rw
Completing the Installation SecureStack A2 Installation Guide 3-33 Completing the Installation After installing the switch and making the connections to the network, access the switch management, as described below. Initial Logon to Switch Management To initially ...
Page 63 - Troubleshooting
SecureStack A2 Installation Guide 4-1 4 Troubleshooting This chapter provides information concerning the following: This device contains a battery that is not considered a user replaceable part. If the battery needs to be replaced, contact custom...
Page 65 - Table 4-1 LANVIEW LEDs
Using LANVIEW SecureStack A2 Installation Guide 4-3 Table 4-1 LANVIEW LEDs LED Color State Recommended Action CPU Off Power disconnected. If the LED remains off after connecting AC power or DC power from an RPS, check the following: 1. Make sure there is power at the power source (AC source and RPS ...
Page 66 - LED
Using LANVIEW 4-4 Troubleshooting DOWN Off No valid connection to switch stackup connector. 1. Make sure the switch connected to the stackup connector is powered on. 2. Replace cable with a known good one. 3. If the problem still exists, contact Enterasys Networks for technical support. Green Solid ...
Page 68 - Troubleshooting Checklist; Table 4-2 Troubleshooting Checklist
Troubleshooting Checklist 4-6 Troubleshooting Troubleshooting Checklist If the device is not working properly, refer to Table 4 ‐ 2 for a checklist of problems, possible causes, and recommended actions to resolve the problem. Table 4-2 Troubleshooting ...
Page 69 - Problem
Troubleshooting Checklist SecureStack A2 Installation Guide 4-7 Cannot contact the SecureStack A2 through in-band management. IP address not assigned. Refer to the SecureStack A2 Configuration Guide for the IP address assignment procedure. Port is disabled. This is normal if the switch is a Member i...
Page 70 - Using the Reset Password Button; Figure 4-2 Reset Password Button
Using the Reset Password Button 4-8 Troubleshooting Using the Reset Password Button If you forget the SecureStack A2 login password, use the Reset Password button as described in the following procedure. Figure 4-2 Reset Password Button To reset the Secure...
Page 71 - Specifications
SecureStack A2 Installation Guide A-1 A Specifications This appendix provides information about the following: Enterasys Networks reserves the right to change the specifications at any time without notice. Switch Specifications Table A ‐ 1 provides the I...
Page 72 - Physical
Switch Specifications A-2 Specifications Dimensions 44.1 cm (17.36 in.) W x 4.4 cm (1.73 in.) H x 21.0 cm (8.27 in.) D Approximate Weight Gross: Net: 3.5 kg (7.68 lb) (shipping carton containing one module) 2.7 kg (5.94 lb) (one module without packaging) Heat Dissipation (maximum) 174 BTU/HR Power A...
Page 74 - Gigabit Ethernet Specifications
Gigabit Ethernet Specifications A-4 Specifications Gigabit Ethernet Specifications The following specifications for the Mini ‐ GBICs shown in Table A ‐ 3 through Table A ‐ 11 meet or exceed the IEEE 802.3z ‐ 1998 standard. MGBIC-LC01/MGBIC-MT01 Specifications (1...
Page 77 - Console Port Pinout Assignments; Figure A-1 Console Port Pinout Assignments; Regulatory Compliance; Table A-12 Compliance Standards
Console Port Pinout Assignments SecureStack A2 Installation Guide A-7 Console Port Pinout Assignments The Console port is a DB9 serial communications port for local access to Local Management. Refer to Figure A ‐ 1 for the Console port pin assignments....
Page 79 - Index; Numerics
Index-1 Index Numerics 1000BASE-FX requirements 2-3 1000BASE-T requirements 2-2 100BASE-FX requirements 2-2 100BASE-T requirements 2-2 10BASE-T requirements 2-1 A A2H254-16 overview of 1-2 C Cable fiber budget A-3 Cable specifications 1000BASE-FX network 2-3 1000BASE-T network 2-2 100BASE-FX network...