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Manual Cabletron Systems 2E42-27R
Summary
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide i NOTICE Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have be...
Notice vi 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide vii CONTENTS CHAPTER 1 INTRODUCTION 1.1 Using This Guide ......................................................................... 1-1 1.2 Structure of This Guide................................................................ 1-1 1.3 2E4X-27 Features ....
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1-1 CHAPTER 1 INTRODUCTION Welcome to the 2E42-27/2E42-27R/2E43-27/2E43-27R SmartSwitch 2200 User’s Guide . This guide describes the 2E42-27, 2E42-27R, 2E43-27, and 2E43-27R SmartSwitch 2200 devices and provides information concerning network requiremen...
Chapter 1: Introduction 1-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Appendix A , Specifications , contains information on functionality and operating specifications, connector pinouts, environmental requirements, and physical properties. Appendix B , FE-100TX, FE-100FX, and FE-100F3 Specifica...
2E4X-27 Features 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1-3 • A 24-port high-speed workgroup switch with two optional ports for Fast Ethernet Interface Modules providing high speed uplinks to 100 Mbps Fast Ethernet technologies and one optional port for a High Speed Interface Module (HSIM). ...
Chapter 1: Introduction 1-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1.4 2E4X-27 OVERVIEW The 2E4X-27 is a 27-port high-speed network switching device that supports traditional switching (bridging) and Cabletron Systems SecureFast Switching Virtual Network technology. Ports 25 and 26 support o...
2E4X-27 Overview 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1-5 All of the devices have two front panel slots (ports 25 and 26) for optional Fast Ethernet Interface Modules to support an uplink to 100 Mbps Fast Ethernet backbones or a high speed connection to a local server. There is also space ...
Chapter 1: Introduction 1-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1.4.4 Runtime IP Address Discovery This feature enables the 2E42-27 to automatically accept an IP address from a Boot Strap Protocol (BootP) server on the network into NVRAM without requiring a user to enter an IP address thr...
Chapter 1: Introduction 1-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1.4.10 Optional Features Options for the 2E4X-27 include Fast Ethernet Interface Modules and High Speed Interface Modules to add additional interface capability. Cabletron Systems provides Fast Ethernet Interface Modules to s...
Document Conventions 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1-9 1.5 DOCUMENT CONVENTIONS The following conventions are used throughout this document: NOTE Note symbol. Calls the reader’s attention to any item of information that may be of special importance. TIP Tip symbol. Conveys helpful h...
Chapter 1: Introduction 1-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1.6 GETTING HELP For additional support related to this device or document, contact the Cabletron Systems Global Call Center: Before calling the Cabletron Systems Global Call Center, have the following information ready: • Y...
Related Manuals 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 1-11 1.7 RELATED MANUALS The following manuals may help to set up, control, and manage the 2E4X-27: Cabletron Systems HSIM-A6DP User’s Guide Cabletron Systems HSIM-F6 User’s Guide Cabletron Systems HSIM-FE6 User’s Guide Cabletron Systems...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 2-1 CHAPTER 2 NETWORK REQUIREMENTS Before installing the 2E4X-27 or Fast Ethernet Interface Module (FE-100TX, FE-100FX, or FE-100F3), review the requirements and specifications referred to in this chapter concerning the following: • SmartTrunk ( Section...
Chapter 2: Network Requirements 2-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 2.3 100BASE-TX NETWORK The 2E4X-27, with an FE-100TX installed in ports 25 and 26, provides an RJ45 connection that supports UTP cabling, which has an impedance of 85 to 111 ohms. The device at the other end of the tw...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-1 CHAPTER 3 INSTALLATION This chapter provides all instructions required to install the 2E4X-27. A Phillips screwdriver is required to install the device. Follow the order of the sections listed below to correctly install the 2E4X-27. • Unpacking the ...
Chapter 3: Installation 3-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3.1 UNPACKING THE 2E4X-27 1. Open the box and remove the packing material protecting the 2E4X-27. 2. Verify the contents of the carton as listed in Table 3-1 . 3. Remove the black and yellow tape seal on the non-conductive ba...
Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-3 3.3 INSTALLING THE 2E4X-27 The 2E4X-27 may be installed on a tabletop, shelf, or in a 19-inch rack. Section 3.3.1 describes a tabletop or shelf installation and Section 3.3.2 describes the rackmount installation. 3.3.1 Tableto...
Chapter 3: Installation 3-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Figure 3-1 Tabletop or Shelf Installation 3.3.2 Rackmount Installation To install the 2E4X-27 in a 19-inch rack, Cabletron Systems includes an accessory kit containing the rackmount brackets, mounting screws, and a strain-rel...
Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-5 Installation Rack mounting the 2E4X-27 involves the following: • Attaching the strain-relief bracket • Rack mounting the 2E4X-27 (attaching the mounting brackets and fastening the 2E4X-27 to the rack) Attaching the Strain-Reli...
Chapter 3: Installation 3-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Rack Mounting the 2E4X-27 Proceed as follows to install the 2E4X-27 into a 19-inch rack. 1. Remove and discard the four cover screws (two from each side) located along the front edges of each side of the 2E4X-27. 2. Locate th...
Installing the 2E4X-27 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-7 3.3.3 Connecting Power to the 2E42-27 or 2E43-27 To connect the 2E42-27 or 2E43-27 to a power source, proceed as follows: 1. Plug the power cord into a grounded wall outlet. The POWER LED turns ON (green) and the CPU LED turns...
Chapter 3: Installation 3-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3.3.4 Connecting Power to the 2E42-27R or 2E43-27R To connect the 2E42-27R or 2E43-27R to the power sources, proceed as follows: 1. Plug each power cord into a grounded wall outlet, see Figure 3-5 . To take advantage of the l...
Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-9 3.4 CONNECTING TO THE NETWORK This section provides the procedures for connecting UTP and fiber optic segments from the network or other devices to the 2E4X-27. Ports 1 through 24 on the 2E42-27 and 2E42-27R have RJ45 conne...
Chapter 3: Installation 3-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3.4.1.1 2E42-27 or 2E42-27R Cable Connections Ports 1 through 24 of the 2E42-27 or 2E42-27R are 10BASE-T ports with internal crossovers. When connecting a workstation, use a straight-through cable. When connecting networking...
Chapter 3: Installation 3-12 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide To connect an RJ21, proceed as follows: 1. Ensure that the device connected to the other end of the segment is powered ON. 2. If using an RJ21 straight connector, plug it into the appropriate RJ21 port as shown in Figure 3-8...
Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-13 3. Tighten the two screws on the RJ21 straight cable connector or RJ21 angle adapter, as applicable, to secure it to the device. 4. If using the RJ21 angle adapter, plug the RJ21 right-angled connector as shown in Figure 3...
Chapter 3: Installation 3-14 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide When connecting networking devices, such as another bridge, repeater, or router, use a straight-through cable and set the Fast Ethernet Interface Module crossover switch shown in Figure 3-10 to the not crossed over position,...
Connecting to the Network 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-15 e. Confirm that the crossover switch is in the correct position. If a link is not established, contact the Cabletron Systems Global Call Center. Refer to Section 1.6 for details. 3.4.3 Connecting a Fiber Optic Segment to t...
Completing the Installation 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3-17 3.5 COMPLETING THE INSTALLATION After installing the 2E4X-27 and any optional Fast Ethernet Interface Modules and HSIM as appropriate, and making the connections to the network, proceed as follows: 1. Secure the cables b...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4-1 CHAPTER 4 TROUBLESHOOTING This chapter provides information concerning the following: • Using the LANVIEW diagnostic and status monitoring system • Troubleshooting network and 2E4X-27 operational problems • Using the RESET button 4.1 USING LANVIEW T...
Chapter 4: Troubleshooting 4-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide NOTE The terms flashing, blinking, and solid used in the following tables indicate the following: Flashing indicates an LED flashing randomly. Blinking indicates an LED flashing at a steady rate (approximately 50% on, 50% ...
Using LANVIEW 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4-3 RX(Receive) Off No link. No activity. Port enabled or disabled. No error. Green Solid. Port enabled, link, no activity. No error. Blinking. Port disabled, link. No error. Amber Flashing. Port enabled, link, activity. No error. Red Diag...
Chapter 4: Troubleshooting 4-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4.2 FE-100TX LED The optional FE-100TX has one LED labeled 10/100. The 10/100 LED together with the receive LED allows the user to determine the link status and the operating speed of the Fast Ethernet Interface Module. Th...
FE-100TX LED 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4-5 Table 4-3 10/100 LED Indications When RX LED Is Off NOTE No link exists if the associated port (25 or 26) RX (Receive) LED is off. LED Color Indication 10/100 Off No link or no cable attached. FE-100TX forced to 10 Mbps operation, or is...
Chapter 4: Troubleshooting 4-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4.3 TROUBLESHOOTING CHECKLIST If the 2E4X-27 is not working properly, refer to Table 4-4 for a checklist of possible problems, causes, and recommended actions to resolve the problem. Table 4-4 Troubleshooting Checklist Pro...
Using the RESET Button 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4-7 4.4 USING THE RESET BUTTON The RESET button shown in Figure 4-3 resets the 2E4X-27 processor without affecting the NVRAM. Figure 4-3 RESET Button To reset the 2E4X-27 processor, use a pen or pencil to press and release the RES...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-1 CHAPTER 5 LOCAL MANAGEMENT This chapter explains how to set up a management terminal to access Local Management. It also explains how to use the Local Management screens and commands. 5.1 OVERVIEW Local Management for the 2E4X-27 consists of a serie...
Chapter 5: Local Management 5-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.2 LOCAL MANAGEMENT KEYBOARD CONVENTIONS All key names appear as capital letters in this manual. Table 5-1 explains the keyboard conventions and the key functions that are used. Table 5-1 Keyboard Conventions Key Functio...
Management Terminal Setup 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-3 5.3 MANAGEMENT TERMINAL SETUP Use one of the following systems to access Local Management: • An IBM or compatible PC running a VT series emulation software package • A Digital Equipment Corporation VT100 type terminal • A V...
Chapter 5: Local Management 5-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.3.1 Console Cable Connection Use the Console Cable Kit provided with the 2E4X-27 to attach the management terminal to the 2E4X-27 COM port as shown in Figure 5-1 . Connect an IBM PC or compatible device, running the VT ...
Management Terminal Setup 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-5 5.3.2 Management Terminal Setup Parameters Table 5-2 lists the setup parameters for the local management terminal. Table 5-2 VT Terminal Setup Display Setup Menu Columns ->Controls ->Auto Wrap ->Scroll ->Text Cu...
Chapter 5: Local Management 5-6 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.3.3 Monitoring an Uninterruptible Power Supply If the 2E4X-27 is connected to an Uninterruptible Power Supply (UPS) device for protection against the loss of power, a connection from the 2E4X-27 COM port to the UPS can ...
Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-7 5.4 ACCESSING LOCAL MANAGEMENT Access to Local Management is controlled through the Password screen Figure 5-3 . Whenever a connection is made to the 2E4X-27 the Password screen displays. Before continuing, the user must e...
Chapter 5: Local Management 5-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.4.1 Navigating Local Management Screens The 2E4X-27 Local Management application consists of a series of menu screens. Navigate through Local Management by selecting items from the menu screens. The 2E4X-27 support thre...
Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-9 \ Figure 5-4 802.1D Switching Mode, LM Screen Hierarchy Figure 5-5 802.1Q Switching Mode, LM Screen Hierarchy DeviceMenu Password DeviceConfigurationMenu 23141-43 Device SpecificConfiguration Menu Network Tools DeviceStati...
Chapter 5: Local Management 5-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Figure 5-6 SecureFast VLAN Mode, LM Screen Hierarchy 5.4.2 Selecting Local Management Menu Screen Items Select items on a menu screen by performing the following steps: 1. Use the arrow keys to highlight a menu item. 2. ...
Accessing Local Management 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-11 Using the RETURN Command To exit LM using the RETURN command, proceed as follows: 1. Use the arrow keys to highlight the RETURN command at the bottom of the Local Management screen. 2. Press ENTER. The previous screen in ...
Chapter 5: Local Management 5-12 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.5 DEVICE MENU SCREEN The Device Menu screen is the access point for all Local Management screens. Figure 5-7 shows the Device Menu screen. Figure 5-7 Device Menu Screen The following explains each Device Menu screen fi...
Device Menu Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-13 DEVICE STATISTICS The Device Statistics screen provides statistics and performance information for the 2E4X-27. For details about this screen, refer to Section 5.19 . NETWORK TOOLS The Network Tools function resides on the 2E4X-2...
Chapter 5: Local Management 5-14 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.6 DEVICE CONFIGURATION MENU SCREEN The Device Configuration Menu screen, Figure 5-8 , provides access to Local Management screens that allow you to configure and monitor operating parameters, modify SNMP community name...
Chapter 5: Local Management 5-16 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.7 GENERAL CONFIGURATION SCREEN The General Configuration screen, Figure 5-9 , allows the user to set the system date and time, IP addresses and Subnet Masks, the Default Gateway, the TFTP Gateway IP address, and the CO...
Chapter 5: Local Management 5-18 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Device Uptime (Read-Only) Displays the total time that the device has been operating. Operational Mode (Toggle) Allows the user to set the 2E4X-27 so it operates as a traditional switch (802.1D SWITCHING), an IEEE 802.1Q...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-19 Clear NVRAM (Toggle) This allows the user to reset NVRAM to the factory default settings. All user-entered parameters, such as IP address and Community Names, are then replaced with 2E4X-27 default configuration setting...
Chapter 5: Local Management 5-20 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Figure 5-10 Configuration Warning Screen 5. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5.7.2 Setting the Subnet Mask If the management workstation tha...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-21 4. Use the arrow keys to highlight the SAVE command, then press ENTER. The warning screen shown in Figure 5-11 displays. Figure 5-11 Configuration Warning Screen 5. Use the arrow keys to highlight the YES command, then ...
Chapter 5: Local Management 5-22 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3. Press ENTER. If the default gateway entered is a valid format, the cursor returns to the beginning of the Default Gateway field. If the entry is not valid, the Event Message Line displays “INVALID DEFAULT GATEWAY OR F...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-23 5.7.5 Setting the Device Date To set the system date, perform the following steps: 1. Use the arrow keys to highlight the Device Date field. 2. Enter the date in an MM/DD/YYYY format. 3. Press ENTER to set the system ca...
Chapter 5: Local Management 5-24 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.7.7 Entering a New Screen Refresh Time The screen refresh time is set from 3 to 99 seconds with a default of 3 seconds. To set a new screen refresh time, perform the following steps: 1. Use the arrow keys to highlight ...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-25 5.7.9 Setting the Operational Mode To set the Operational Mode, proceed as follows: 1. Use the arrow keys to highlight the Operational Mode field. 2. Press the SPACE bar to step to the appropriate operation mode (802.1D...
Chapter 5: Local Management 5-26 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4. Use the arrow keys to highlight the YES command, then press ENTER. The changes are saved and the device reboots. 5.7.10 Configuring the COM Port Upon power up, the COM port is configured to the default settings of ENA...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-27 2. Press the SPACE bar to choose either ENABLED or DISABLED. ENABLED allows the COM port to be connected to the terminal and used for a particular application. DISABLED does not allow the COM port connection to the term...
Chapter 5: Local Management 5-28 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3. Use the arrow keys to highlight YES. Press ENTER. 4. If you ENABLED the port, proceed to step 5. If you DISABLED the port, use the arrow keys to highlight SAVE at the bottom of the screen, then press ENTER. 5. When th...
General Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-29 5.7.11 Clearing NVRAM Clearing NVRAM allows the user to clear all user-entered parameters, such as, the IP address and Community Names from NVRAM. Clear NVRAM as follows: 1. Use the arrow keys to highlight the Clear NVR...
Chapter 5: Local Management 5-30 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Figure 5-14 Clear NVRAM Warning Screen 5. Press YES and the message “CLEARING NVRAM. REBOOT IN PROGRESS...” displays. 6. The 2E4X-27 clears NVRAM and reboots. All user-entered parameters default to factory default settin...
SNMP Community Names Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-31 5.8 SNMP COMMUNITY NAMES SCREEN The SNMP Community Names screen allows the user to set SNMP Management community names. Community names act as passwords to Local/Remote Management and are agents of security access to the...
Chapter 5: Local Management 5-32 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide The following explains each SNMP Community Names screen field: Community Name (Modifiable) Displays the user-defined name through which a user accesses the 2E4X-27 SNMP Management. Any community name assigned here acts a...
SNMP Community Names Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-33 To establish community names, proceed as follows: 1. Use the arrow keys to highlight the Community Name field adjacent to the selected access level. 2. Enter the password in the field (maximum 31 characters). 3. Press EN...
Chapter 5: Local Management 5-34 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.9 SNMP TRAPS SCREEN Since the 2E4X-27 is an SNMP compliant device, it can send messages to multiple Network Management Stations to alert users of status changes. The SNMP Traps screen is shown in Figure 5-16 . To acces...
SNMP Traps Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-35 Enable Traps (Toggle) Enables transmission of the traps to the network management station with the associated IP address. This field toggles between YES and NO. 5.9.1 Configuring the Trap Table To configure the Trap table, proceed...
Chapter 5: Local Management 5-36 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.10 SWITCH CONFIGURATION SCREEN The Switch Configuration screen, Figure 5-17 , provides the basic setup options to make a switch operational in your network. To access the Switch Configuration screen from the Device Con...
Switch Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-37 Number of Ports (Read-Only) Displays the total number of switched ports on the 2E4X-27. Depending on the number of optional interfaces installed, there can be up to 27 ports. Type of STA (Toggle) Allows the user to set t...
Chapter 5: Local Management 5-38 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Status (Toggle) Allows the user to disable or enable a port by setting the status of the listed interface to either ENABLED or DISABLED. To set the port status, refer to Section 5.10.3 . 5.10.1 Setting the STA The Spanni...
Ethernet Full Duplex Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-39 3. Use the arrow keys to highlight the SAVE command at the bottom of the screen. 4. Press ENTER. The message “SAVED OK” is displayed. 5.11 ETHERNET FULL DUPLEX CONFIGURATION SCREEN The Ethernet Full Duplex ...
Chapter 5: Local Management 5-40 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide This section explains each field of the Full Duplex Configuration screen. PORT # (Read-only) Identifies the number of the port. OPERATION MODE (Toggle) Allows the user to set the specified port to transmit and receive da...
Ethernet Full Duplex Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-41 SET ALL PORTS (Toggle) All ports (1 through 24) can be set at once to either STANDARD or FULL from this field. To set ports, refer to Section 5.11.1 . [1-12] or [13-24] (Navigation Key) When the Full Duplex...
Chapter 5: Local Management 5-42 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide To set the Operation Mode for all ports (1-24), proceed as follows: 1. Use the arrow keys to highlight the SET ALL PORTS field. 2. Press the SPACE bar until you see FULL or STANDARD. 3. Use the arrow keys to highlight th...
Device Specific Configuration Menu Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-43 Figure 5-19 Device Specific Configuration Menu Screen The following explains each selectable item in the Device Specific Configuration Menu screen: SYSTEM RESOURCES The System Resources screen displays the ...
Chapter 5: Local Management 5-44 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide FLASH DOWNLOAD The FLASH Download screen allows the user to download information from FLASH memory and force the 2E4X-27 to download a new image file from a TFTP server. For details, refer to Section 5.16 . PORT REDIRECT...
System Resources Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-45 To access the System Resources screen from the Device Specific Configuration Menu screen, use the arrow keys to highlight the SYSTEM RESOURCES menu item and press ENTER. The System Resources screen displays. Figure 5-20 Syst...
Chapter 5: Local Management 5-46 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide NVRAM Installed (Read-only) Indicates the amount of NVRAM installed in the 2E4X-27 and how much of it is currently available. Current Switch Utilization (Read-only) Shows how much (percentage of processor capacity) of th...
High Speed Interface Configuration Menu Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-47 To access the High Speed Interface Configuration Menu screen from the Device Specific Configuration Menu screen, use the arrow keys to highlight the HIGH SPEED INTERFACE CONFIGURATION menu item and pre...
Chapter 5: Local Management 5-48 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.15 HIGH SPEED INTERFACE CONFIGURATION SCREEN The High Speed Interface Configuration screen displays the types of interfaces installed in ports 25 and 26, their current operating mode, and indicates if the ports are lin...
High Speed Interface Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-49 The following briefly explains each field of the High Speed Interface Configuration screen. Port Type (Read-only) Displays the type of interface (FE-100FX, FE-100TX, FE-100F3, or Unknown) installed in ports...
Chapter 5: Local Management 5-50 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Desired Oper. Mode (Selectable) This field allows the user to select the desired operational mode for an interface in port 25 or 26. The field toggles between 100BASE-FX and 100BASE-FXFD (full duplex) when an FE-100FX or...
High Speed Interface Configuration Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-51 5.15.1 Configuring an FE-100FX or FE-100F3 in Port 25 or 26 When an FE-100FX or FE-100F3 is installed in port 25 or 26, it must be manually set to operate in the same technology as the device at the other e...
Chapter 5: Local Management 5-52 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 2. Use the SPACE bar to select the desired mode. Press ENTER. If any mode other than Auto-Negotiation is selected, the port only operates in the chosen mode and Auto-Negotiation is disabled. 3. Use the arrow keys to high...
Flash Download Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-53 5.16 FLASH DOWNLOAD SCREEN The Flash Download screen, shown in Figure 5-23 , allows the user to upgrade the device with a different operating image. Before downloading an image to the device, copy the image to the network TFTP...
Chapter 5: Local Management 5-54 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide The following briefly explains each field of the Flash Download screen: Download Method (Selectable) This field steps to BOOTP, TFTP, and RUNTIME. If set for BootP, the device sends out a BootP request to determine the I...
Flash Download Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-55 Download Server IP (Selectable) The IP address of the TFTP server to be used for the firmware image download is entered in this field. Download File Name (Selectable) The complete TFTP Server path and file name of the new imag...
Chapter 5: Local Management 5-56 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 6. Enter the IP address of the TFTP server using the DDN format. For example: 134.141.79.121 7. Use the arrow keys to highlight the Download File Name field. 8. Enter the complete pathway and file name of the image store...
Chapter 5: Local Management 5-58 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.17 PORT REDIRECT FUNCTION SCREEN The Port Redirect Function screen, Figure 5-24 , allows the user to set each one of the ports 1 through 26 as a source or destination port. A port can be set to have one or more destina...
Port Redirect Function Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-59 Figure 5-24 Port Redirect Function Screen The following definitions briefly explain each field of the Port Redirect Function screen: Source Port (Read-only) Shows which ports are currently set as source ports. Destinat...
Chapter 5: Local Management 5-60 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Destination Port [ n] (Selectable) Allows a selected port [n] to be changed to a destination port. Status (Toggle) Allows the addition or deletion of source and destination ports selected in the Source Port [n] and Desti...
Broadcast Suppression Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-61 6. Use the SPACE bar to select either the ADD or DEL (delete) and press ENTER. This adds or deletes the port selections made in steps 2 and 4 and also updates the screen Source Port and Destination Port list. 7. Use the...
Chapter 5: Local Management 5-62 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide To access the Broadcast Suppression screen from the Device Specific Configuration Menu screen, use the arrow keys to highlight the BROADCAST SUPPRESSION menu item and press ENTER. The Broadcast Suppression screen display...
Broadcast Suppression Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-63 Threshold (Modifiable) Allows the user to set the desired limit of receive broadcast frames that will be forwarded per port per second. Reset Peak (Toggle) Allows the user to reset the Peak Rate. Resetting the Peak Rate...
Chapter 5: Local Management 5-64 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3. Use the arrows keys to highlight the SAVE command at the bottom of the screen. 4. Press ENTER. The message “SAVED OK” displays and the Time Since Peak field is also reset. 5.19 DEVICE STATISTICS MENU SCREEN The Device...
Device Statistics Menu Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-65 Figure 5-26 Device Statistics Menu Screen The Device Statistics Menu screen displays the following menu items: SWITCH STATISTICS The Switch Statistics screen lists the number of frames received, transmitted, filtered, ...
Chapter 5: Local Management 5-66 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.20 SWITCH STATISTICS SCREEN The Switch Statistics screen, Figure 5-27 , lists the number of frames received, transmitted, filtered, and forwarded by each interface. To access the Switch Statistics screen from the Devic...
Interface Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-67 Frames Rcvd (Read-Only) Displays the number of frames received by the interface since last power-up or reset. Frames Txmtd (Read-Only) Displays the number of frames transmitted by the interface since last power-up or res...
Chapter 5: Local Management 5-68 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide To access the Interface Statistics screen, use the arrow keys to highlight the INTERFACE STATISTICS menu item on the Device Statistics Menu screen and press ENTER. The Interface Statistics screen displays. Figure 5-28 In...
Chapter 5: Local Management 5-70 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide OutNonUnicast (Read-Only) This field displays the total number of frames transmitted to a broadcast or multicast address. OutDiscards (Read-Only) The OutDiscards field displays the total number of outbound frames that we...
Interface Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-71 Speed (Read-Only) The Speed field displays the theoretical maximum of the interface’s bandwidth in bits per second. Link Status (Read-Only) This field displays the current link status of the interface. This field display...
Chapter 5: Local Management 5-72 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.22 RMON STATISTICS SCREEN RMON statistics for each interface, on an interface-by-interface basis, are viewed through the RMON Statistics screen shown in Figure 5-29 . Access the RMON Statistics screen by using the arro...
RMON Statistics Screen 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-75 128 – 255 Octets (Read-only) Displays the total number of frames, including bad frames, received that were between 128 and 255 bytes in length (excluding framing bits, but including FCS bytes). 256 – 511 Octets (Read-only) Di...
Chapter 5: Local Management 5-76 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.22.2 Using the Clear Counters Command To reset all the statistics counters of the selected interface to zero, perform the following steps: 1. Use the arrow keys to highlight the CLEAR COUNTERS field. 2. Press ENTER, th...
Network Tools 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-77 Figure 5-30 Network Tools Screen The Network Tools functions are performed using a series of commands. Entering commands in Network Tools involves typing the command to be executed at the Network Tools prompt, adding any desired or re...
Chapter 5: Local Management 5-78 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide The commands are presented in the following format: command: Syntax: Shows the required command format. It indicates where arguments, if any, must be specified. Description: Briefly describes the command and its uses. Op...
Chapter 5: Local Management 5-80 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Example: bridge: Syntax: bridge [ENABLE/DISABLE] [IFNUM/ALL] Description: The bridge command allows the bridge interface to be enabled or disabled at the user’s request, either one at a time or all at once. Specifying a ...
Network Tools 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-81 defroute: Syntax: defroute defroute [interface number] [IP address] defroute delete [interface number] [IP address] Description: The defroute command allows the user, in the syntax order shown above, to view, set, or delete the defaul...
Network Tools 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5-83 reset: Syntax: reset Description: This reset command initiates a soft reset of the device. The reset command initializes the CPU processor, runs the onboard diagnostics, and restarts the software image, which restores the user configu...
Chapter 5: Local Management 5-88 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 5.23.2 Special Commands done, quit, exit: Syntax: done, quit, or exit Description: The done, quit, or exit command enables the user to exit from Network Tools and return to the Main Menu screen. Options: Not Applicable E...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide A-1 APPENDIX A SPECIFICATIONS This appendix provides operating specifications for the Cabletron Systems 2E4X-27. Cabletron Systems reserves the right to change these specifications at any time without notice. A.1 DEVICE SPECIFICATIONS A.2 PHYSICAL PROPE...
Appendix A: Specifications A-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide A.4 ENVIRONMENTAL REQUIREMENTS A.5 INPUT/OUTPUT PORTS Operating Temperature: 5°C to 40°C (41°F to 104°F) Storage Temperature: -30°C to 73°C (-22°F to 164°F) Operating Relative Humidity: 5% to 90% (non-condensing) 2E42-27 a...
COM Port/Pin Assignments 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide A-3 A.6 COM PORT/PIN ASSIGNMENTS The COM port is a serial communications port that supports Local Management or connection to a UPS. Table A-1 shows the COM port pin assignments. A.7 REGULATORY COMPLIANCE Table A-1 COM Port Pin ...
Appendix B: FE-100TX, FE-100FX, and FE-100F3 Specifications B-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide B.2 FE-100FX The FE-100FX shown in Figure B-2 uses an SC style connector that supports multimode fiber optic cabling. Specifications for the FE-100FX are listed in Table B-1 , below. Figure...
FE-100F3 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide B-3 B.3 FE-100F3 The FE-100F3 shown in Figure B-3 uses an SC style connector that supports single mode fiber optic cabling. Specifications for the FE-100F3 are listed in Table B-2 , below. Figure B-3 FE-100F3 Table B-2 Transmitter Power Cable T...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C-1 APPENDIX C OPTIONAL INSTALLATIONS AND MODE SWITCH BANK SETTINGS The top cover must be removed to gain access to the mode bank switches and to install the Fast Ethernet Interface Modules and the High Speed Interface Module. This appendix covers the f...
Appendix C: Optional Installations and Mode Switch Bank Settings C-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C.1 REQUIRED TOOLS You need the following tools to perform the procedures provided in this appendix: • Antistatic wrist strap • Phillips screwdriver C.2 REMOVING THE CHASSIS COVER This...
Removing the Chassis Cover 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C-3 To remove the chassis cover, proceed as follows: 1. Disconnect the 2E4X-27 from the network as follows: a. For the 2E42-27/2E43-27, unplug the power cord from the rear of the chassis. For the 2E42-27R/2E43-27R, unplug both...
Appendix C: Optional Installations and Mode Switch Bank Settings C-4 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 3. Use a Phillips screwdriver to remove the screws attaching the cover to the chassis. (See Figure C-1 .) 4. Remove the cover by sliding it back until it clears the front of the chassi...
Removing the Chassis Cover 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C-5 Figure C-2 2E4X-27 Mode Switch Location/Component Layout Switch definitions and positions are as follows: • Switches 1 through 4 – For Cabletron Systems use only. • Switch 5 – COM Port Autobaud. The default (OFF) position ...
Installing Optional Fast Ethernet Interface Modules 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C-7 C.3 INSTALLING OPTIONAL FAST ETHERNET INTERFACE MODULES Figure C-3 shows the locations of the Fast Ethernet Interface Module connectors on for ports 25 and 26 and the High Speed Interface Module fo...
Appendix C: Optional Installations and Mode Switch Bank Settings C-8 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide To install a Fast Ethernet Interface Module in port slot 25 or 26, proceed as follows: 1. Remove the coverplate from the port slot where the Fast Ethernet Interface Module will be inst...
Installing Optional Fast Ethernet Interface Modules 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide C-9 Figure C-4 Coverplate Removal 2. Remove the screw from the rear standoff. Save the screw. 3. See Figure C-5 . Gently pull the faceplate of the 2E4X-27 forward to allow room for the Fast Ethernet In...
Appendix C: Optional Installations and Mode Switch Bank Settings C-10 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide 4. Carefully lower the Fast Ethernet Interface Module onto the standoffs while inserting the module connector into the associated motherboard connector. Figure C-5 Installing the Fast...
2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Index-1 INDEX Numerics 100BASE-TX cable length 2-2 10BASE-T connection 3-9requirements 2-1 2E4X-27 front panel 1-2overview of 1-4 802.1D switching setting operational mode for 5-25 802.1D switching mode hierarchy of 5-9 802.1Q switching setting operatio...
Index Index-2 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide TFTP gateway IP addr 5-54 Full Duplex Configuration screen full duplex 5-40link status 5-40operation mode 5-40, 5-41port status 5-40standard enet 5-40 G General Configuration screen 5-16 application 5-18COM port 5-26default gateway 5-17, 5...
Index 2E42-27/2E42-27R/2E43-27/2E43-27R User’s Guide Index-5 Troubleshooting 4-1 checklist 4-6 U Uninterruptible Power Supply connection of 5-6 Unpacking 3-2 V VLAN configuration of 5-44
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