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Troubleshooting Checklist

4-6

Troubleshooting

Cannot contact
the 2H258-17R
through in-band
management.

IP address not assigned.

Refer to the

SmartSwitch Series 2E253,

2H252, 2H253, and 2H258 Local
Management User’s Guide

for IP address

assignment procedure.

Port is disabled.

Enable port. Refer to the

SmartSwitch Series

2E253, 2H252, 2H253, and 2H258 Local
Management User’s Guide

for instructions

to enable/disable ports.

No link to device.

1. Verify that all network connections

between the network management station
and the 2H258-17R are valid and
operating.

2. The problem continues, contact Enterasys

Networks for assistance.

Port(s) goes into
standby for no
apparent reason.

Loop condition detected.

1. Verify that Spanning Tree is enabled.

Refer to

SmartSwitch Series 2E253,

2H252, 2H253, and 2H258 Local
Management User’s Guide

for the

instructions to set the type of STA.

2. Review network design and delete

unnecessary loops.

3. If the problem continues, contact Enterasys

Networks for assistance.

Table 4-2

Troubleshooting Checklist (Continued)

Problem

Possible Cause

Recommended Action

Содержание 2H258-17R

Страница 1: ...nstallation User s Guide 2H258 17R COM PWR CPU RESET RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX 1 2 3 4 5 6 8 9 10 15 16 11 12 14 13 7 FAST ETHERNET WORKGROUP SWITCH 9033068 01 ...

Страница 2: ......

Страница 3: ...r countries All other product names mentioned in this manual may be trademarks or registered trademarks of their respective companies 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 2 this device must accept any interference received including interference that may cause undesire...

Страница 4: ... VCCI NOTICE This is a class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this equipment is used in a domestic environment radio disturbance may arise When such trouble occurs the user may be required to take corrective actions CLASS A ITE NOTICE WARNING This is a class A product In a domestic environment this product...

Страница 5: ...E DISCLAIMER OF WARRANTY AND THE LIMITATION OF LIABILITY IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT OR ARE NOT AUTHORIZED TO ENTER INTO THIS AGREEMENT ENTERASYS IS UNWILLING TO LICENSE THE PROGRAM TO YOU AND YOU AGREE TO RETURN THE UNOPENED PRODUCT TO ENTERASYS OR YOUR DEALER IF ANY WITHIN TEN 10 DAYS FOLLOWING THE DATE OF RECEIPT FOR A FULL REFUND IF YOU HAVE ANY QUESTIONS ABOUT THIS AGRE...

Страница 6: ... as identified on the U S Commerce Control List or iii if the direct product of the technology is a complete plant or any major component of a plant export to Country Groups D 1 or E 2 the direct product of the plant or a major component thereof if such foreign produced direct product is subject to national security controls as identified on the U S Commerce Control List or is subject to State Dep...

Страница 7: ...ge and agree that any breach of Sections 2 4 or 9 of this Agreement by You may cause Enterasys irreparable damage for which recovery of money damages would be inadequate and that Enterasys may be entitled to seek timely injunctive relief to protect Enterasys rights under this Agreement in addition to any and all remedies available at law 11 ASSIGNMENT You may not assign transfer or sublicense this...

Страница 8: ...asys Networks Ltd Nexus House Newbury Business Park London Road Newbury Berkshire RG14 2PZ England Conformance to Directive s Product Standards EC Directive 89 336 EEC EC Directive 73 23 EEC EN 55022 EN 55024 EN 60950 EN 60825 Equipment Type Environment Networking Equipment for use in a Commercial or Light Industrial Environment Enterasys Networks Inc declares that the equipment packaged with this...

Страница 9: ... 1 3 1 1 5 Remote Monitoring RMON 1 3 1 1 6 Broadcast Suppression 1 4 1 1 7 Port VLAN Redirect Functions 1 4 1 1 8 Traffic Rate Limiting 1 4 1 1 9 Flow Control 1 5 1 1 10 GARP Switch Operation 1 5 1 1 11 802 1 Port Priority 1 5 1 1 12 Management 1 6 1 1 13 Switching Options 1 6 1 1 14 Optional HSIMs and VHSIMs 1 6 1 1 15 Standards Compatibility 1 6 1 1 16 Year 2000 Compliant 1 6 1 1 17 LANVIEW Dia...

Страница 10: ... 4 3 Using the RESET Button 4 8 A SPECIFICATIONS A 1 Device Specifications A 1 A 2 Physical Properties A 1 A 3 Electrical Specifications A 2 A 4 Environmental Requirements A 2 A 5 Input Output Ports A 2 A 6 COM Port Pinout Assignments A 3 A 7 Regulatory Compliance A 3 B OPTIONAL INSTALLATIONS AND MODE SWITCH BANK SETTINGS B 1 Required Tools B 1 B 2 Removing the Chassis Cover B 2 B 3 Setting the Mo...

Страница 11: ... 3 5 3 3 Attaching the Rackmount Brackets 3 6 3 4 Installing the Device in a Rack 3 7 3 5 2H258 17R Rear View 3 8 3 6 Fiber Optic Connection 3 10 4 1 LANVIEW LEDs 4 1 4 2 RESET Button 4 8 B 1 Removing the Chassis Cover B 4 B 2 Mode Switch Location B 5 B 3 SIMM Slot Locations B 7 B 4 Installing the DRAM B 8 B 5 HSIM and VHSIM Connector Locations B 9 ...

Страница 12: ...x Tables Table Page Tables 3 1 Contents of 2H258 17R Carton 3 2 4 1 LANVIEW LEDs 4 2 4 2 Troubleshooting Checklist 4 4 A 1 COM Port Pin Assignment A 3 ...

Страница 13: ...physical layer components is helpful when using this device STRUCTURE OF THIS GUIDE This guide is organized as follows Chapter 1 Introduction provides an overview of the 2H258 17R and its features Directions for obtaining additional information or help from Enterasys Networks are also included in this chapter Chapter 2 Network Requirements explains the network requirements to consider before insta...

Страница 14: ...nal High Speed Interface Module HSIM or Very High Speed Interface Module VHSIM when one is installed RELATED DOCUMENTS The following Enterasys Networks documents may help to set up control and manage the 2H258 17R SmartSwitch Series 2E253 2H252 2H253 and 2H258 Local Management User s Guide Ethernet Technology Guide Cabling Guide SmartTrunk User s Guide WAN Series Local Management User s Guide The ...

Страница 15: ...NS This guide uses the following conventions NOTE All documentation for the Enterasys Networks SecureFast VLAN Manager software is contained on the VLAN Manager CD ROM NOTE Calls the reader s attention to any item of information that may be of special importance TIP Conveys helpful hints concerning procedures or actions CAUTION Contains information essential to avoid damage to the equipment ELECTR...

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Страница 17: ...e VHSIM Figure 1 1 The 2H258 17R SmartSwitch 2200 Important Notice Depending on the firmware version used in the 2H258 17R some features described in this document may not be supported Refer to the Release Notes shipped with the 2H258 17R to determine which features are supported 3068 01 100 Mbps Fiber Optic Ports 1 16 System LEDs COM Port Port Status LEDs HSIM VHSIM Slot Reset Button 2H258 17R CO...

Страница 18: ...e power required by the device If one power supply fails the remaining power supply assumes the entire load of the device without interruption to network traffic Each power supply module supports its own ac input connection which enables each power supply to be connected to a different ac power circuit 1 1 1 Connectivity The 2H258 17R connects to Ethernet networks or workstations through the 16 fi...

Страница 19: ...is fine for redundancy purposes However it is not the most efficient use of resources SmartTrunk also referred to as SmartTrunking is Enterasys Networks terminology for load balancing or load sharing SmartTrunk provides the ability to take full advantage of the network s redundant bandwidth SmartTrunk divides network traffic across multiple ports in parallel to provide additional throughput The Sm...

Страница 20: ...perating as an 802 1Q switch 1 1 8 Traffic Rate Limiting The Rate Limiting feature enables the SmartSwitch device to have control over traffic rates on a per port per priority basis The network administrator can configure a rate limit from 100 kbps to 1 Gbps for a given port with an associated list of IEEE 802 1p priorities which can include one some or all of the eight priority levels defined in ...

Страница 21: ...perate under the Generic Attribute Registration Protocol GARP applications GARP VLAN Registration Protocol GVRP and or GARP Multicast Registration Protocol GMRP GARP is a protocol or set of rules that outlines a mechanism for propagating the port state and or user information throughout a bridged LAN to keep track of users and VLANs on the network fabric MAC bridges and end users alike can take pa...

Страница 22: ... configured IEEE 802 1Q switching and SecureFast switching allow migration to Virtual Network technologies without requiring the replacement of existing equipment 1 1 14 Optional HSIMs and VHSIMs Optional HSIMs and VHSIMs are available from Enterasys Networks for additional connectivity to various networking technologies The HSIMs and VHSIMs available for the 2H258 17R are listed in the Release No...

Страница 23: ...witches rebooting the unit etc The serial and revision numbers of all involved Enterasys Networks products in the network A description of your network environment layout cable type etc Network load and frame size at the time of trouble if known The device history i e have you returned the device before is this a recurring problem etc Any previous Return Material Authorization RMA numbers World Wi...

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Страница 25: ...llowed for proper operation Refer to the SmartTrunk User s Guide for additional information 2 2 100BASE FX NETWORK The fixed ports 1 through 16 of the 2H258 17R provide fiber optic multimode connections via MT RJ connectors Segments connected to these ports must meet the optical performance requirements for 100BASE FX IEEE 802 3u The front panel slot for optional modules can also support Enterasys...

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Страница 27: ...ectly install the device Unpacking the Device Section 3 1 Installing Options Section 3 2 Installing the Device on a shelf or tabletop or into a standard rack Section 3 3 Connecting to the Network Section 3 4 Completing the Installation Section 3 5 ELECTRICAL HAZARD Only qualified personnel should install the 2H258 17R NOTE Read the Release Notes shipped with the device to check for any exceptions ...

Страница 28: ...r any signs of physical damage Contact Enterasys Networks if there are any signs of damage Refer to Section 1 2 for details 3 2 INSTALLING OPTIONS If the 2H258 17R is to be installed with an optional HSIM or VHSIM refer to the user s guide of that device for the installation instructions Table 3 1 Contents of 2H258 17R Carton Item Quantity 2H258 17R 1 Antistatic Wrist Strap 1 Console Cable Kit 1 R...

Страница 29: ...ppendix A In a shelf installation the shelf must support 13 5 kg 30 lb of static weight for each 2H258 17R Maintain a temperature of between 5 C 41 F and 40 C 104 F at the installation site with fluctuations of less than 10 C 18 F per hour Maintain a 2 inch clearance from the left right and rear sides of the device to provide adequate ventilation Installation For a tabletop or shelf installation l...

Страница 30: ... feet of the location Maintain a temperature of between 5 C 41 F and 40 C 104 F at the installation site with fluctuations of less than 10 C 18 F per hour CAUTION To ensure proper ventilation and prevent overheating leave a minimum clearance space of 5 1 cm 2 0 in at the left right and rear of the 2H258 17R WARNING Before installing the 2H258 17R into a rack ensure that the rack supports the devic...

Страница 31: ...upside down as shown in Figure 3 2 on a clean flat surface Then attach the strain relief bracket to the bottom of the 2H258 17R using the four 8 32 x 5 16 inch pan head screws Figure 3 2 Attaching the Strain Relief Bracket CAUTION Do not attempt to attach the strain relief bracket with screws other than the 8 32 x 5 16 inch screws included with the 2H258 17R Use of longer screws may damage the uni...

Страница 32: ... the four 6 32 x 1 4 inch flathead screws in the rackmount kit Use these screws to attach the rackmount brackets to the bottom of the 2H258 17R as shown in Figure 3 3 Figure 3 3 Attaching the Rackmount Brackets 3 With the mounting brackets attached position the 2H258 17R between the vertical frame members of the 19 inch rack and fasten it securely with mounting screws as shown in Figure 3 4 TELCO ...

Страница 33: ... takes approximately one minute for the 2H258 17R to boot up NOTE The two power supplies in the 2H258 17R have automatic voltage sensing that allows connection to power sources ranging from 100 125 Vac 2 5 A or 200 240 Vac 1 25 A 50 60 Hz NOTE If the power up sequence is interrupted on this device or if optional hardware has been installed or removed this device may run an extended diagnostics seq...

Страница 34: ...s 3 4 CONNECTING TO THE NETWORK This section provides the procedures for connecting fiber optic segments from the network or other devices to the 2H258 17R Ports 1 through 16 on the 2H258 17R have MT RJ connectors for multimode fiber optic cable connections NOTE If the 2H258 17R is being installed in a network using SmartTrunking there are rules concerning the network cable and port configurations...

Страница 35: ...e the protective covers from the fiber optic ports on the applicable port on the device and from the connectors on each end of the cable 2 Insert the MT RJ fiber optic cable connector on the cable into the MT RJ connector on the device until it clicks into place See Figure 3 6 NOTE Leave the protective covers in place when the connectors are not in use to prevent contamination CAUTION Do not touch...

Страница 36: ...t the device at the other end of the segment is ON and connected to the segment b If there are separate fiber optic connections on the other device check the crossover of the cables Swap the cable connections if necessary c Check that the fiber optic connection meets the dB loss and cable specifications outlined in Enterasys Networks Cabling Guide for multimode mode cabling If a link is not establ...

Страница 37: ...twork proceed as follows 1 Secure the cables by running the cables along the strain relief bracket and tying them to the strain relief bracket using cable ties 2 The 2H258 17R is now ready to be configured through Local Management Refer to the SmartSwitch Series 2E253 2H252 2H253 and 2H258 Local Management User s Guide for information on how to access and use Local Management ...

Страница 38: ......

Страница 39: ...tworks built in visual diagnostic and status monitoring system called LANVIEW The LANVIEW LEDs Figure 4 1 allow quick observation of the network status to aid in diagnosing network problems Figure 4 1 LANVIEW LEDs Receive RX Transmit TX 3068 09 2H258 17R COM PWR CPU RESET RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX RX TX FAST ETHERNET WORKGROUP SWITCH ...

Страница 40: ...y rate approximately 50 on 50 off Solid indicates a steady LED light No pulsing Table 4 1 LANVIEW LEDs LED Color State Recommended Action PWR Off Device electronics not receiving power from power supply ies 1 Ensure that the power cords are plugged in correctly and that there is power at the power source 2 Contact Enterasys Networks for assistance Green Functional Power supply ies operating normal...

Страница 41: ...erasys Networks for assistance Solid Testing If the LED remains amber for several minutes contact Enterasys Networks for assistance Green Solid Functional None Amber and Green Booting Blinks amber and green while booting None RX Receive Off No link None Green Solid Port enabled link no activity None Blinking Port disabled link None Amber Flashing Port enabled link activity None Red Diagnostic fail...

Страница 42: ... Blinking Port in standby Port may be disabled due to Spanning Tree 1 Ensure that the port is not disabled 2 Contact Enterasys Networks for assistance Red Flashing Indicates collision rate None unless there is a high amount of activity In this case check for network configuration problems or a defective device Solid Diagnostic failure Contact Enterasys Networks for assistance Table 4 2 Troubleshoo...

Страница 43: ...rt pinouts Corrupt firmware image or hardware fault If possible attempt to download the image to the 2H258 17R again Refer to Section B for instructions to clear NVRAM Cannot navigate beyond Password screen Improper Community Names Table 1 Refer to the SmartSwitch Series 2E253 2H252 2H253 and 2H258 Local Management User s Guide for Community Names Table setup 2 If you have forgotten the Community ...

Страница 44: ...Verify that all network connections between the network management station and the 2H258 17R are valid and operating 2 The problem continues contact Enterasys Networks for assistance Port s goes into standby for no apparent reason Loop condition detected 1 Verify that Spanning Tree is enabled Refer to SmartSwitch Series 2E253 2H252 2H253 and 2H258 Local Management User s Guide for the instructions...

Страница 45: ...the RESET button causing the user entered parameters to reset to factory default settings 2 Clear NVRAM was set through Local Management 1 Reenter the lost parameters as necessary Refer to SmartSwitch Series 2E253 2H252 2H253 and 2H258 Local Management User s Guide for the instructions to configure the device through Local Management 2 If the problem continues contact Enterasys Networks for assist...

Страница 46: ... device and all current switching being performed by the device is halted A network downtime of up to two minutes will result from this action NOTE It is not recommended to press the RESET button while the device is already in reset mode If so the device will enter an extended diagnostic procedure which is unnecessary for normal operation This extended diagnostic procedure takes much longer than a...

Страница 47: ...e these specifications at any time without notice A 1 DEVICE SPECIFICATIONS A 2 PHYSICAL PROPERTIES Processors Intel i960 RISC processor Power PC Dynamic Random Access Memory DRAM 20 MB expandable to 32 MB FLASH Memory 8 MB Shared Memory 4 MB Dimensions 7 11H x 43 18W x 46 99D cm 2 8H x 17W x 18 5D in Approximate Weight Unit 8 18 kg 18 lb MTBF Predicted 200 000 hours ...

Страница 48: ...Input Power Volt Amperes VA 250 VA 250 VA 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 Ports 1 through 16 Fast Ethernet 100 Mbps 100BASE FX compliant with multimode optic fiber MT RJ type connectors Interface Slot Slot accepts optional High Speed Interface Module HSIM or Very High Speed Interface M...

Страница 49: ...ic compatibility EMC requirements Table A 1 COM Port Pin Assignment Pin Signal Name Input Output 1 Transmit Data XMT Output 2 Data Carrier Detect DCD Output 3 Data Set Ready DSR Input 4 Receive Data RCV Input 5 Signal Ground GND NA 6 Data Terminal Ready DTR Output 7 Request to Send RTS Input 8 Clear to Send CTS NA Safety UL 1950 CSA C22 2 No 950 73 23 EEC EN 60950 IEC 950 Electromagnetic Compatibi...

Страница 50: ......

Страница 51: ...items Required tools Section B 1 Removing the chassis cover Section B 2 Locations functions and settings for the mode switches Section B 3 Installing optional SIMM upgrades Section B 4 Location of Optional HSIMs Section B 5 B 1 REQUIRED TOOLS Use the following tools to perform the procedures provided in this appendix Antistatic wrist strap Phillips screwdriver ELECTRICAL HAZARD ONLY QUALIFIED SERV...

Страница 52: ...T 2H258 17R NICHEINSCHALTEN SO LANG DER DECKEL UND SCHRAUBEN NICHT EINGEBAUT SIND NO DEBE DE REMOVER LA TAPA DURENTE QUE ESTE CONELTADO A LA CORRIENTE UNA DESCARGA ELECTRICA LE PUEDE CAUSAR Y PROBOCARLE DAÑOS AL IGUAL QUE AL APARATO NO ENCHUFE A LA CORRIENTE HASTA QUE LA TAPA Y LOS TORNILLOS ESTEN EN SU LUGAR CAUTION THIS UNIT MAY HAVE MORE THAN ONE POWER SUPPLY CORD DISCONNECT TWO POWER SUPPLY CO...

Страница 53: ...ove the four screws attaching the cover to the chassis See Figure B 1 4 Remove the cover by sliding it back until it clears the front of the chassis and then lifting it straight up and off the chassis To reinstall the chassis cover perform the removal procedures in reverse ELECTRICAL HAZARD TURN OFF THE 2H258 17R BY UNPLUGGING THE POWER CORD FROM THE REAR OF THE CHASSIS AM HINTEN DES 2H258 17R STE...

Страница 54: ...e Switch Bank Settings Figure B 1 Removing the Chassis Cover 2504 30 Note If the device was rack mounted the four screws fastening the cover to the front panel are removed and installed along with the rackmount brackets Chassis Front Panel Screws 4 Chassis Cover ...

Страница 55: ...s and positions are as follows Switches 1 through 4 For Enterasys Networks use only Switch 5 COM Port Autobaud The default OFF position enables Autobaud sensing on the COM port for Local Management sessions Changing the switch to the ON position disables Autobaud sensing and sets the COM port to 9600 baud for Local Management sessions Figure B 2 Mode Switch Location 25041 11 MODE SWITCH BANK OFF O...

Страница 56: ...age stored in FLASH memory Switch 7 Clear NVRAM Changing the position of this switch resets NVRAM on the next power up of the device All user entered parameters such as the IP address device names etc are reset to the factory default settings Once the 2H258 17R resets you can either use the factory default settings or reenter your own parameters Switch 8 Reset Password Community Names Changing the...

Страница 57: ... to locate and add replace a Single In line Memory Module SIMM For information on the available SIMM upgrades call Enterasys Networks For details on getting help refer to Section 1 2 B 4 1 Locating SIMMs Figure B 3 shows the two locations of the DRAM SIMM connector Figure B 3 SIMM Slot Locations 2504 84 DRAM FRONT PANEL TOP VIEW WITHOUT COVER Primary Power Supply Redundant Power Supply ...

Страница 58: ...n in Figure B 4 insert the SIMM down between the connector teeth 2 Pivot the SIMM downward so the connector clips align with the two side notches of the SIMM and the connector clips lock the SIMM into place Figure B 4 Installing the DRAM CAUTION Observe all antistatic precautions when handling sensitive electronic equipment 1 2 SIMM Alignment Notch Clip Clip Connector Teeth Side Notch Side Notch C...

Страница 59: ...of the two connectors for an optional High HSIM or VHSIM Depending on the HSIM or VHSIM installed one or both connectors are used Figure B 5 HSIM and VHSIM Connector Locations NOTE The installation instructions for the optional HSIM or VHSIM are in the associated user s guide 2504 31 FRONT PANEL TOP VIEW WITHOUT COVER Primary Power Supply Redundant Power Supply Optional HSIM or VHSIM Connectors ...

Страница 60: ......

Страница 61: ...l of B 2 COM port pin assignments A 3 Connecting to the network 3 8 Connectivity introduction to 1 2 D Document conventions xiii E Environmental requirements A 2 F Flow control introduction to 1 5 Full Duplex Switched Ethernet introduction to 1 3 G Getting help 1 7 H HSIM installation of B 9 I Installation HSIM location of B 9 in a rack 3 4 on a tabletop or shelf 3 3 VHSIM location of B 9 L LANVIE...

Страница 62: ... to 1 4 Regulatory Compliance A 3 Related manuals xii Remote Monitoring RMON introduction to 1 3 RESET button 4 8 Runtime IP address discovery introduction to 1 2 S SIMMs installing DRAM B 8 location B 7 SmartTrunk introduction to 1 3 Specifications A 1 Standards compatibility 1 6 Switching options introduction to 1 6 T Troubleshooting 4 1 checklist 4 4 U Unpacking 3 2 V VHSIM installation of B 9 ...

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