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3Com SUPERSTACK II 2000 TR, User Manual

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6-10

C

HAPTER

 6: M

ONITORING

 

THE

 S

WITCH

 2000 TR

LCD Status

The LCD console located on the front panel of the 
Switch 2000 TR provides useful hardware, software, 
and system version information. Refer to Chapter 5 
for more information.

Figure 6-9   

LCD Console Status Chart

To view the LCD status, take these steps from the 
Switch 2000 TR>Unit Id banner:

1

Press [Down Arrow] until Switch 2000 TR>Status> 
appears.

2

Press [Enter].

STATUS>HW Version appears.

3

Press [Enter]. 

HW Version#: appears and displays the hardware ver-
sion of the Switch 2000 TR.

4

Press [Left Arrow] to return to the STATUS >HW Ver-
sion> display.

5

Press [Down Arrow].

STATUS >SW Version> appears.

6

Press [Enter].

SW Version #> appears and displays the Boot software 
version stored on the Switch 2000 TR.

7

Press [Left Arrow] to return to STATUS > SW Version>.

8

Press [Down Arrow]. 

STATUS >BOOT SW Ver> appears.

9

Press [Enter].

Boot SW Ver #: displays the software version stored in the 
EPROM of the Switch 2000 TR. This version number is 
automatically updated when you download new software.

10

Use [Left Arrow] to scroll back up through the menus.

[Enter]

[Enter]

[Left Arrow]

[Down Arrow]

[Enter]

[Left Arrow]

[Down Arrow]

[Enter]

[Left Arrow]

> Status

 

Switch 2000 TR

> Status

 

Switch 2000 TR

STATUS
>HW Version  >

STATUS
>HW Version  >

STATUS
>Boot SW Ver >

HW Version  #:
[R/O Version]

SW Version  #:
[R/O Version]

Boot SW Ver  #:
[R/O Version]

Summary of Contents for SUPERSTACK II 2000 TR

Page 1: ...SUPERSTACK II SWITCH 2000 TR USER GUIDE Version 4 0 ...

Page 2: ...graph a through d of the Commercial d Rights Clause at 48 C F R 52 227 19 and m Corporation s standard commercial npublished rights reserved under the ates ovable media described in this under a license agreement included with the nt in the hard copy documentation or on tory file named LICENSE TXT If you are contact 3Com and a copy will be provided 3Com AccessBuilder Boundary Routing CardFacts Lan...

Page 3: ...1 Benefits of TR in FE 1 11 Summary of TR in FE Module Features 1 12 Migrating to High speed Technologies 1 13 High speed Cascade Connectors 1 14 Token Ring Switching Concepts 1 14 Why Token Ring Switching 1 14 Source Route Bridging SRT 1 14 Transparent Bridging TP 1 15 Bridge Table 1 15 Source Route Transparent Bridging 1 16 Spanning Tree 1 16 802 1d Spanning Tree 1 16 IBM Spanning Tree 1 16 Cong...

Page 4: ...he VT100 Console 3 10 Switch 2000 TR Management Setup Fields 3 11 MAC Address 3 11 Locally Admin Address 3 11 Work Group ID 3 12 Device IP Address 3 12 Device SubNet Mask 3 12 Default Router 3 12 SETUP TRAPS 3 12 SERIAL PORT 3 12 The LCD Console 3 13 LCD Console Buttons 3 13 Enter 3 13 Left Arrow 3 13 Right Arrow 3 13 Up Arrow 3 13 Down Arrow 3 13 LCD Console Menu Map 3 14 Setting Up the LCD Conso...

Page 5: ...Unit 4 14 Unit ID 4 14 Unit Name 4 14 Port Capacity 4 14 Option Slot 4 14 Power Supply 4 14 Power On Self Test 4 15 Roving Analysis 4 15 Administrative Configuration 4 15 Setting Local Security 4 16 Creating New Users 4 17 Deleting Users 4 17 Editing Users and Changing Passwords 4 18 About the Switch Database SDB 4 19 Database Entries 4 19 Database Entry Methods 4 19 Switch Database Configuration ...

Page 6: ...7 4 Extending VLANs into an ATM Network 7 4 Example 1 7 4 A SOFTWARE UPGRADE UTILITY Software Upgrade Utility Command Set A 1 Starting the Software Upgrade Utility A 2 Using the Commands A 3 Resetting to Factory Defaults A 3 Downloading a New Software Image A 3 After the Download A 3 Status Messages A 4 B SCREEN ACCESS RIGHTS Access Rights Table B 1 C SERIAL PORT CABLE PIN OUTS Null Modem Cable C ...

Page 7: ...ces F 1 Web Site F 1 n Board Service F 1 y Analog Modem F 1 y Digital Modem F 2 Automated Fax Service F 2 on CompuServe Online Service F 3 ur Network Supplier F 3 Com F 3 cts for Repair F 4 RATION LIMITED WARRANTY ...

Page 8: ......

Page 9: ...on follow the release notes How to Use This Guide This table lists where specific information can be found Conventions The following tables list icon and text conventions that are used throughout this guide Chapter Information 1 Overview 2 Getting Started 3 Setting Up Management 4 Configuring with the VT100 Interface 5 Configuring with the LCD Console 6 Monitoring the Switch 2000 TR 7 Virtual LANs...

Page 10: ...ant features or instructions autions contain directions that you must ollow to avoid immediate system damage r loss of data Warnings contain directions that you must ollow for your personal safety Follow all structions carefully ed for emphasis or to denote new terms nter means to type something and then turn or Enter key Do not press the Return when an instruction simply says press face is used t...

Page 11: ...tion path for network growth and high speed technologies including ATM and FDDI The Switch 2000 TR is a 12 port Token Ring stackable switch that supports throughput rates of more than 400 000 packets per second Designed to fit comfort ably within the data center or the workgroup environ ments the Switch 2000 TR supports up to 72 rings per stack at 4 or 16 Mbps System Benefits Network segmentation ...

Page 12: ... signaling and offers standard LAN emulation The TR in FE module combines Token Ring and Ethernet for the purpose of utilizing Fast Ether net as a backbone and method of server attach ment for Token Ring networks Through a process known as tunneling or encapsula tion TR in FE uses Fast Ethernet to transport natively formatted Token Ring frames High speed Cascade Interface The high speed cascade in...

Page 13: ...ate Cut Thru Store and Forward or Dynamic Cut thru modes Low latency in cut through mode No forwarded errors propagated in store and forward mode Dynamic Cut thru monitors error rates and selects Cut thru or Store and Forward as appro priate Source route transparent and SRT bridging modes supported IBM and 802 1d Spanning Tree protocols sup ported with configurable BPDU addresses for addi tional f...

Page 14: ...wth of the network while preserving your investment in existing infrastructure Offering a significant advantage over traditional inter networking equipment Token Ring switches bring immediate relief to networks solving through put and management problems By replacing low per formance two port PC bridges or routers Token Ring switching provides the ability to perform Source Route bridging transpare...

Page 15: ...mmediate improvement over existing networks by re distributing traffic h 2000 TR to Segment Network SuperStack II Switch 2000 TRs SuperStack II Hub TR SuperStack II Hub TR SuperStack II Hub TR SuperStack II Hub TR NETBuilder II Direct attach Workstations Servers Connected with high speed cascade 16 Mbps 16 Mbps 4 Mbps 16 Mbps 16 Mbps Server Server 16 Mbps ...

Page 16: ... partition flashing yellow auto error off inactive Link Status 6 7 1 12 SuperStack II Switch 2000 TR 1 ENTER 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 7 8 9 10 11 12 12 x RJ 45 ports Status and Activity LEDs Cascade Status LEDs Option Slot Status LEDs LCD Status Display Status Status Packet O C O C Option Slot Cascade Power MGMT Power LED MGMT LED LCD Control Buttons Packet ...

Page 17: ...ns Change or move digits or go to the previous menu Up and Down buttons Scroll up or down in specific menu and increase or decrease digit value Enter button Enter a menu or use to enter the edit mode I Figure 1 4 LCD Display Buttons es or Indicates en Traffic present hing yel Error frames present en Port inserted ow Partitioned via management hing yel Auto Error Partition Port not inserted en Pres...

Page 18: ...the Switch 2000 TR Figure 1 5 shows the rear panel Rear Panel riate module installation manual for more information nt Power onnector Serial Number Optional Slide In Module Slot Reset RS 232 Console Reset Button High Speed Cascade Connectors ...

Page 19: ...Slide in modules are available for the following The ATM Module The SuperStack II Switch TR ATM OC 3 module pro vides a high speed ATM connection between the Switch 2000 TR and ATM networks When positioned in workgroup or departmental LANs the ATM down link module offers a 155 Mbps data path to building campus or ATM network backbones directly from the Switch 2000 TR Perfect for providing cost eff...

Page 20: ...tween ATM and Token Ring components 3Com SmartAgent support including SNMP management using 3Com s Transcend Enterprise Manager Telnet management using VT100 interface The FDDI Module The SuperStack II Switch TR FDDI module provides a high speed connection between the Switch 2000 TR and FDDI backbone networks When positioned in workgroup or departmental LANs the FDDI downlink module offers a 100 M...

Page 21: ...mes Bridging the gap between Token Ring and Ethernet this technology offers a more cost effective integra tion than traditional bridging and routing and allows Token Ring users to expand their bandwidth while preserving their TR infrastructure TR in FE is a unique way of combining Token Ring and Ethernet for the purpose of utilizing Fast Ethernet as a backbone and method of server attachment for T...

Page 22: ...TM and FDDI hing allows the install base of TR s configuration to remain intact and allowing for an upgrade to higher ugh microsegmentation and inter eed technologies TR in FE repre for integrating Fast Ethernet into the onment Summary of TR in FE Module Features The following lists summarize the features of the SuperStack II Switch 2000 TR TR in FE module Full duplex operation Automatic configura...

Page 23: ... can be contained in data centers while remaining connected to nks with single ATM FDDI or TR in FE module ing Switch 2000 TR for Migration to High Speed Technologies Switch 2000 TR SuperStack II Hub TR SuperStack II Hub TR SuperStack II Hub TR Direct attach Workstations k II Switch 2000 TR SuperStack II Hub TR WAN NETBuilder II Mbps 16 Mbps 16 Mbps 16 Mbps 4 Mbps CoreBuilder Chassis Direct attach...

Page 24: ...wer but by the limitations of the physical network In an effort to reduce the traffic per ring and increase the overall bandwidth availability existing rings have been divided into multiple smaller rings This division provides more bandwidth per station With an optional FDDI or ATM downlink module Token Ring switching also solves problems found in client server applications where a shared 100 Mbps...

Page 25: ...ng switches to provide fault toler ance In the event one switch fails the other parallel switch can be configured to automatically maintain connectivity providing an alternate route for data between the two rings Transparent Bridging TP Transparent bridging provides the simplest data com munication method In transparent bridging end sta tions are not aware of existing intermediate bridges As such ...

Page 26: ...02 1d Spanning Tree Spanning Tree is an industry standard protocol 802 1d which prevents redundant paths loops from existing within a network By ensuring that only one active data path exists between any two rings the Spanning Tree protocol prevents the following Packet duplications Broadcast storms Packet misordering In addition Spanning Tree also provides fault toler ance within the network by a...

Page 27: ... Off mode there is no congestion control Packet transfers are based on queue availability in the receive buffer If there is no buffer space on the receiving port packets are dropped Forwarding Modes Switch 2000 TR provides three forwarding methods Store and Forward Switch 2000 TR can use a conventional store and forward method typically found in bridges In this mode packets are received and buffer...

Page 28: ...a users and so on VLAN d shared media support VLANs In enting VLANs ge of devices broadcast traffic security VLANs facilitate the administration of logical groups of stations that can communicate as though they were on the same LAN VLANs also facilitate moves adds and changes of members of logical groups Traffic between VLANs is firewalled This limits the propagation of multicast and broadcast tra...

Page 29: ...ad the following safety information before installing the Switch 2000 TR Installation or removal of any add in module or cable must be performed by qualified personnel only The Switch 2000 TR must be attached to a grounded power source The power cord must comply with the standards of the country in which the Switch 2000 TR is to be installed For USA and Canada The cord must be UL approved and CSA ...

Page 30: ...Optional Slide in e without disconnecting the power Positioning the Switch 2000 TR The Switch 2000 TR is suited for data center and workgroup applications It can be mounted in a stan dard 19 inch rack on a wall or free standing on a table or similar surface A mounting kit with two brackets is provided for wall or rack mounting Considerations for Placement Be aware of the following considerations w...

Page 31: ... Redundant Power System cords pen the fuse holder cover with a small ewdriver Figure 2 1 Switch 2000 TR Fuse Location 3 Slide out the fuse holder drawer and remove the fuse 4 Install the replacement fuse and close the fuse drawer 5 Re insert the power cord and apply power Installing the Slide in Modules This section explains how to install the three optional modules into a SuperStack II Switch 200...

Page 32: ...out touching the the circuit board which positions he plate Ensure that the module is the unit rews attached to the module to fix into place e to the module port pecifications see the guide that module able has a transmit Tx and receive onnect the Rx connector to the Connect the Tx connector to the Do the same at the other end of the tch The link status LED turns green ection is made Figure 2 2 In...

Page 33: ...smooth surface that is dry and sturdy is best 1 Unpack the Switch 2000 TR and place on a hard flat surface 2 Position one of the enclosed mounting brackets over the mounting holes and attach See Figure 2 4 Figure 2 4 Wall Mounting the Switch 2000 TR 3 Repeat the process for the second bracket 4 Mount the Switch 2000 TR to the wall Be sure to allow for adequate ventilation Stack Mounting The Switch...

Page 34: ...u need a standard null modem cable Follow these steps 1 Connect one end of the cable to the serial port on the Switch 2000 TR and the other end to the serial port on the VT100 terminal 2 Ensure that your terminal is configured to the appro priate settings listed above Device Defaults The tables list the factory defaults for the Switch 2000 TR Table 2 1 Unit Defaults CAUTION Setting the Unit ensure...

Page 35: ... 50 none n none Defaults 100 62 N ID FFFF hex esc 8 Auto Span Enable ame WGroup Created single orts 12 SRT s C0 00 00 00 01 00 Spanning Tree Support Disabled Spanning Tree Parame ters 802 1d Priority 32768 Max Age 20 seconds Hello Time 200 seconds Forward Delay 15 seconds Transparent Parameter Entry Age 300 seconds ...

Page 36: ...NG STARTED ...

Page 37: ...rs 4 and 5 Switch 2000 TR Management Options You manage the Switch 2000 TR using one of the fol lowing communication methods Use an SNMP network manager such as Tran scend Enterprise Manager over a network run ning IP protocols Each network manager application provides its own user interface Use the VT100 interface for out of band commu nications by connecting a VT100 terminal or workstation with ...

Page 38: ...irect LAN connection The network manager software does not support SNMP When a connection has been established the main Switch 2000 TR banner appears and you can log on Via an IP Network Connection Access the management interface via a Telnet utility over a network running TCP IP The console interface is the same as that of the interface for the serial port The Telnet application requires a VT100 ...

Page 39: ...ow MGMT partition flashing yellow auto error partition off inactive LINK STATUS 6x 7x 1x 12x 1 ENTER 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 7 8 9 10 11 12 Status Status Packet Packet O C O C Option Slot Cascade Power MGMT SuperStack II Switch 2000 TR green link OK yellow MGMT partition flashing yellow auto error partition off inactive LINK STATUS 6x 7x 1x 12x 1 ENTER 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 1...

Page 40: ...erating IP in a Closed Network If you are the manager of a network that has no con nection to the outside world you might not need uniquely assigned network addresses If you are using the IP protocol for internal management of your net work you can assign arbitrary addresses provided each device is unique If you decide to use the IP protocol internally we sug gest using addresses in the 192 100 X ...

Page 41: ...ng a Unit number is via the LCD Console located on the front panel of the Switch 2000 TR Locate the LCD Console and proceed as follows 1 Power on the Switch 2000 TR Switch 2000 TR Unit ID 6 appears in the LCD Console This is the factory default 2 Press Enter to enter the working menu of the LCD Console Switch 2000 TR Unit appears 3 Press Enter UNIT Unit appears 4 Press Enter Unit 6 appears 5 Press...

Page 42: ...l have to assign an IP address to the Switch 2000 TR using one of these interfaces VT100 Console Interface See Chapter 4 LCD Console Interface See Chapter 5 BootP may also be used to assign IP address Refer to Setting Up BOOTP The VT100 Console This section describes the screen conventions used in the Switch 2000 TR VT100 console interface The VT100 interface allows you to set and or view these sw...

Page 43: ...ursor to the next field Car ries out a button s action Space Bar moves through a text list for a field Use it to highlight the item or value you want Down Arrow moves down a list item by item and starts over again at the top Ctrl U moves the cursor one screen up the list box Ctrl D moves the cursor one page down the list box Key Board Shortcuts Here are some shortcuts you can use to navigate withi...

Page 44: ...r efully before using the Control keys elnet or a terminal emulation pro d that some Control keys do not that they control other functions mentation that accompanies your emulation software r types are allowed by the resident sole They cannot be deleted or work administrator Refer to ult names and passwords Refer to listing of Screen Access Rights es and Passwords Password Access Level monitor mon...

Page 45: ...face witch 2000 TR VT100 Console Interface Menu Map 00 Switch 2000 Main Menu Initialize Reset Remote Poll Logoff Software Upgrade User Access Levels Local Security Create User Delete Users Change User Status Fault Log Management Setup Setup Traps Serial Port Poll Quick Config Bridge Config TR Port Config ...

Page 46: ... 3 5 ot modify these settings If your ter et up with these values the Main s soon as power up completes he Main Banner 4 Log on using the default name security and pass word security See Figure 3 6 Figure 3 6 Logon Screen 5 Select OK The Main Menu appears See Figure 3 7 Figure 3 7 Main Menu 6 Select the Management Setup option The 3Com Switch 2000 TR Management Setup screen appears See Switch 2000...

Page 47: ... management port You need to reset the Switch 2000 TR for the address to take effect The Locally Administered Address field allows you to assign a unique MAC address to the unit This feature is useful for identifying specific units by their addresses To set a Locally Administered Address take these steps 1 Enter address in hexadecimal from the Locally Admin field This must be in the range of 40000...

Page 48: ...in this the IP address using this field Mask a suitable network mask to the d For a class B address 255 255 0 0 ange the Device SubNet Mask using ess of the router with which the ommunicates You can change the address using this field IP address parameters and Work be valid unless the Switch 2000 TR to display the setup screen for eters Refer to Chapter 4 to display the setup screen for serial Ref...

Page 49: ...te e and Spanning Tree state tus hardware and software versions ons on to accept or change data on any field er down in LCD menu Left Arrow Use the left arrow to go to the previous menu Right Arrow Use the right arrow to move to a specific digit on any data field line Up Arrow Use the up arrow to scroll up in a specific menu or to decrease the value of a highlighted digit Down Arrow Use the down a...

Page 50: ...ce Route ENTER ENTER ENTER HWVersion SWVersion BootSWVer ENTER ENTER ConfirmRESET ENTER ENTER ENTER ConfirmRESET Y ENTER N ENTER ENTER Switch2000TR RESETTING ENTER IPAddress SubnetMask Port ID LinkState Port State Speed Port Switch2000TR ENTER ENTER PortID Personality Speed PortState LinkState PortID Personality Speed PortState LinkState Bridge Switch2000TR Management Switch2000TR Status Switch200...

Page 51: ...he desired value appears Choose from 0 through 9 and Select the next digit by moving the Right Arrow NOTE Be sure to use standard dotted decimal nota tion for the IP address 4 Press Enter to accept the address If the address is valid you return to the previous menu by pressing Enter If the address is invalid an error message displays and returns you to the previ ous menu when you press Enter 5 Pre...

Page 52: ...nfigure a Switch 2000 TR with the BOOTP option you will need a BOOTP server program The MAC address recorded on a label on the rear panel of the Switch 2000 TR must be entered in the BOOTP server program along with the corresponding IP address of the Switch 2000 TR and its default route information This allows the BOOTP request from the agent to be logged by the BOOTP server which then supplies th...

Page 53: ...Setting Up BOOTP 3 17 p Screen BootP Setup ter a sysname for the stack pace Bar to Enable or Disable BootP ...

Page 54: ...creen proceed as follows ely three minutes without keyboard VT100 screen the following message ttom of the screen ty timer expiring within 10 sec above warning is posted the follow ears xpired screen appears See Figure 3 13 Auto Logout Screen ord 4 Press Enter You return to the screen you were viewing before the inactivity timer expired Refer to Table 3 2 for pass words ...

Page 55: ...u select SOFT ADE Upgrade screen appears See Figure 3 14 Software Upgrade Screen 3 In the Destination field press Space Bar until Switch 2000 TR appears The Destination field identifies the device that will receive the software upgrade 4 Enter the name of the file in File Name field This name identifies the file that contains the soft ware image to be downloaded You must place the image file in a ...

Page 56: ...its in the stack oftware nd TR in FE Modules have their own upgraded independently of the If you own one of these modules upgrade the software ware upgrade for a module follow rading Software above except in M Module FDDI Module or TR in FE stination field tion regarding these modules see witch 2000 TR ATM OC 3 Module rt Number 99041 witch 2000 TR FDDI Module User mber 99048 witch 2000 TR Token Ri...

Page 57: ...ch 2000 TR Main Menu 000 TR TR Reset screen appears See confirm the reset or CANCEL to stop the elect OK you will be prompted to con The Switch 2000 TR resets Figure 3 15 Switch 2000 TR Reset Screen LCD Console Reset When you make certain parameter changes using the front panel LCD console you must commit them to system memory by performing a reset To reset the Switch 2000 TR using the LCD proceed...

Page 58: ...ides ergency Software Download facility e quickly to view Refer to more information TR can also be reset by removing the the rear panel of the unit h 2000 TR by removing the power teps cord on the rear panel of the Switch er cord from the power socket cord R resets Figure 3 16 Location of Reset Button and Power Cord on the rear panel of the Switch 2000 TR Reset Button Power Cord ...

Page 59: ...iguration the Switch 2000 TR ustrates the portion of the VT100 inter tains to the configuration parameters rmation on the VT100 interface refer to Figure 4 1 VT100 Configuration Path Statistics SDB Setup Switch 2000 Main Banner Switch 2000 Logon Switch 2000 Main Menu Stack Unit VLAN Bridge Statistics Setup Statistics Setup Switch database view Create Users Delete Users Edit User User Access Levels...

Page 60: ...pears See Figure 4 2 Quick Setup Highlighted enu select Quick Setup screen appears See Figure 4 3 Figure 4 3 Quick Config Screen 3 From the Quick Config screen select either Bridge Setup or TR Port Setup See the Bridge Configuration and Port Configura tion sections for information about the setup screens ...

Page 61: ...ears etup Screen 5 Select OK 6 Select SRT Press Space Bar to change 7 Press Return 8 Select IBM 802 1d or disabled in the Span ning Tree Support field A BPDU value is automatically assigned 802 1d Spanning Tree 80 01 43 00 00 00 IBM Spanning Tree C0 00 00 00 01 00 9 Assign a Bridge Number Enter in Hex Choose from 0 to f 10 Select OK 11 From the Main Menu press Space Bar until Port appears Select t...

Page 62: ...ars Select SETUP The TR Port Setup screen appears 12 At the bottom of the TR Port Setup screen select BRIDGE The TR Port Bridge Setup screen appears 13 In the attached Lan Id field enter a LAN ID in hex 0 FFF NOTE A value of FFFF indicates an unassigned LAN ID Use FFFF if the port is either unused or attached to a transparent only segment 14 In the STE Mode field select Auto span 15 Select OK Repe...

Page 63: ...Time In networks where the probability of losing config uration messages is high a short Hello Time is desirable In networks that are fairly stable a longer time lowers the overhead of the Spanning Tree algorithm Bridge Max Age Maximum Age determines the amount of time the current Spanning Tree con figuration data is judged too old and discarded from the Switch 2000 TR s memory Maximum Age should ...

Page 64: ...ss Space Bar and select Port 4 Enter the desired port and unit ID 5 Select SETUP The TR Port Setup screen appears Figure 4 7 TR Port Setup Screen Setting the Port Admin State Use the Admin State field to enable or disable indi vidual ports 1 Set this field by toggling the Space Bar 2 Press Return Setting VLAN ID The VLAN ID field allows you to assign ports to a VLAN workgroup which can only commun...

Page 65: ...mode a token level of 6 is reserved and all packets are transmitted with a token priority of 6 or higher if necessary If Token Priority is disabled on a port then packets are transmitted from that port with the priority token that is available at the time Token Priority is turned off if disabled 1 Set this field by toggling the Space Bar 2 Press Return Setting Congestion Control Congestion Control...

Page 66: ...ch port changes to store and forward until the error rate reduces Once the error rate is reduced the switch returns to cut thru mode 1 Set this field by toggling the Space Bar 2 Press Return Dynamic Cut Thru Threshold The Dynamic Cut Thru Threshold field allows you to view the forwarding mode threshold percentage which determines the degree to which errored pack ets are allowed to pass before the ...

Page 67: ...etting is 60 Falling Threshold The Falling threshold percentage setting determines the level at which the broadcast threshold will be reset This setting prevents the rising threshold events from being triggered continuously Events are only enabled after the Falling Threshold is met The default setting is 50 1 Set the threshold fields by entering a number between 0 and 99 2 Press Return Rising Acti...

Page 68: ...for forwarding The lower the cost the more likely Spanning Tree will use a port for routing 3 Set the Source Routing parameters by toggling the Space Bar as follows Attached LAN ID A unique number that identi fies the segment to which port is connected This value can be set between 0 and FFF 0 4095 A value of FFFF 65535 indicates that no segment number has been assigned to this port Max Route Desc...

Page 69: ... 2000 TR ATM OC 3 Module e k II Switch 2000 TR FDDI Module User k II Switch 2000 TR TR in FE Module e Stack Configuration Stack configuration allows you to set these stack attributes sysName BootP Client NOTE All settings in the Stack Setup screens are live settings They take effect immediately For more information on the stack refer to Stack Status in Chapter 6 Setting Up the Stack 1 Log on to th...

Page 70: ...pears nt Level field choose VLAN P button The VLAN Setup screen n in Figure 4 10 Figure 4 10 VLAN Setup Screen The screen shows a listbox containing three fields Port This field allows you to select the ID of the port that you want to set up Type This field displays information about the setup of the port Bp The port is a Backbone port for the VLAN s specified in the VLAN Membership field A backbo...

Page 71: ... backbone port for the Default ou power up or initialize the Switch If a o Plug in Module the high speed cas e becomes the backbone port for the N when you power up or initialize the APPLY This button applies any changes to the VLAN database VLAN LEC Setup If the port is an ATM OC 3c Module port this button allows you access the VLAN LEC Setup screen for extending your VLANs into an ATM network Fo...

Page 72: ...erprise Man ws you to identify the unit in a stack pears at the bottom of the stack pears at the top of the stack Figure 4 11 TR Unit Setup Screen Unit Name Unit Name identifies the type of unit For example Switch 2000 TR Port Capacity Indicates the number of ports on a unit Option Slot Identifies any module options activated within the unit Power Supply Identifies the power source as follows Inte...

Page 73: ...from ports 2 through peed of the Roving Analysis Port must eed of the port you are roving into Port ts original state after the Roving Analysis abled Administrative Configuration This section provides information on the Administra tive settings for the Switch 2000 TR 1 Log on and select USER ACCESS LEVELS from the Main Menu The TR User Access Levels menu appears See Figure 4 12 Figure 4 12 TR User...

Page 74: ... these descriptions Serial Port Allows or prevents access to the management facilities via the serial port You can enable or disable access for each of the security levels including Monitor Secure Monitor Man ager Specialist For security reasons the serial port access for security level is enabled by default and cannot be changed Remote Telnet Allows or prevents access to the management facilities...

Page 75: ...ork needs Toggle the Space Bar to view the levels Access Level Allows you to assign access level for new user as follows Monitor Secure monitor Manager Specialist Security 4 Press Return after assigning a level Community String Assign a community string using any text string of 32 characters or less The community string is only needed for SNMP access If you are using a remote SNMP network manager ...

Page 76: ...d only field displays the name of the user This field cannot be changed using this screen To change the name of the user delete the user and create a new name Old Password Enter the old password for this user New Password Enter the new password for this user Confirm Password Re enter the new password for verification Community String Enter a new community string Figure 4 16 TR Change User Screen 3...

Page 77: ...illing with obsolete entries When a device is removed from the network its entry is deleted from the database Using an SNMP based management application or the VT100 console serial port or Telnet session you can set the aging time set in seconds with a default of 5 minutes Aging entries are deleted if the Switch 2000 TR is reset or turned off Permanent Entries Permanent entries are retained in the...

Page 78: ...e appears empty As addresses are learned or added they appear in the scrolling list box Port MAC Address Scrollable list box displays the current entries for each of the ports except the downlink Database Entries Read only field displays the number of entries in the database The database holds up to 2000 addresses MAC Address Field displays the MAC address of a device highlighted in the scrollable...

Page 79: ...erent port number Finding Entries in the Database From the Unit Database View screen proceed as fol lows 1 Enter the MAC address of the device you wish to find in the MAC Address field 2 Select FIND The entry appears highlighted in the list box SNMP Trap Configuration The Switch 2000 TR uses the SNMP protocol to com municate across networks Traps are messages sent to an SNMP management application...

Page 80: ...ond between each Serial Port Configuration The VT100 interface provides a screen for setting the parameters of the serial port of the Switch 2000 TR The serial port provides out of band communications with the Switch 2000 TR for purposes of local config uration and communication To view the Switch 2000 TR Serial Port Setup screen proceed as follows from the Switch 2000 TR Main Menu banner 1 Select...

Page 81: ...nd if the connection DSR be released Refer to your terminal ocumentation for more information ol NONE RTS CTS nal RTS CTS Bidirectional Select the control option for your terminal or modem Refer to your terminal or modem documen tation for more information Auto Config Enabled Disabled The Switch 2000 TR can auto configure the line speed baud to work with your VT100 compatible terminal Speed 1200 2...

Page 82: ...iginal factory set nitialize the Switch 2000 TR if nfiguration scheme no longer suits mpts to solve problems have not suc 2000 TR Main Menu proceed as fol rom the Main Menu screen appears See Figure 4 21 Initialization Screen 2 Select OK if you wish to initialize 3 Confirm operation by pressing Enter Switch 2000 TR resets Refer to Device Defaults in Chapter 2 for default information and parameters...

Page 83: ...using the same IP address All traffic management moni toring and configuration tasks and inquiries operate through the high speed cascade located at the rear of each unit The Unit ID number rep resents the position of the Switch 2000 TR in a stack Each Switch 2000 TR must be assigned a unique Unit ID number The LCD Console pro vides the best method for this task To set the Unit ID number proceed a...

Page 84: ...l Unit Id appears w until Switch 2000 TR Bridge Type appears appears w to select bridge type Choose oute Transparent Transparent Bridging Source Route 6 Press Enter to select appropriate bridge type BRIDGE Bridge Type appears 7 Press Down Arrow BRIDGE Spanning Tree appears 8 Press Enter Spanning Tree 802 1d appears 9 Press Down Arrow to select Spanning Tree type Choices 802 1d IEEE 802 1d standard...

Page 85: ...n Arrow until Switch 2000 TR Port appears 3 Press Enter Port Port ID appears with the port number Initially the port number shows Port 1 4 Press Enter 5 Use the Up or Down Arrow to scroll the ports and select the port you wish to configure 6 Press Enter to select the port Port Port ID appears and the port number reflects the port number you chose in step 5 Viewing Link State Link State reflects th...

Page 86: ...the state Choices Enable Disable 7 Press Enter to confirm the state If you select Disable the LED for the corresponding port lights yellow to show the current state Setting Speed From the Switch 2000 TR Unit Id LCD banner pro ceed as follows 1 Press Enter Switch 2000 TR Unit appears 2 Press Down Arrow until Switch 2000 TR Port appears 3 Press Enter 4 Press Down Arrow until Port Speed appears 5 Pre...

Page 87: ...ike a g hub port and provides a direct station nt on ports 1 through 4 This feature is useful for direct attachment of servers 5 through 12 are permanent Adapter not be changed If you try to change the personality of ports 5 through 12 you will be warned that your selection is invalid 7 Press Enter to confirm the personality on the port I O Module Configuration The console provides a quick method ...

Page 88: ...re The current version of the software plicable for the TR in FE module ion The current Boot software pplicable for the TR in FE module For more information about setting up the modules refer to the documentation that came with them SuperStack II Switch 2000 TR ATM OC 3 Module User Guide Part Number 99041 SuperStack II Switch 2000 TR FDDI Module User Guide Part Number 99048 SuperStack II Switch 20...

Page 89: ...00 TR you will performance patterns develop which can minate problems before they impair the your network ncludes information on the following tatistics tics tics us olling PING s Locating Statistics See Figure 6 1 to locate specific status statistics and polling information Refer to LCD Status for infor mation on retrieving LCD statistics Figure 6 1 Locating Statistic Information and Status TR st...

Page 90: ...by the port including frames with errors TRANSMITTED The total number of frames trans mitted by the port including frames with errors FORWARDED The total number of frames received and then forwarded by the port FILTERED The total number of frames filtered by this port Frames are filtered because the destination station was on the same segment as the source sta tion BROADCASTS The total number of b...

Page 91: ... remain in this state until the root bridge is selected This period should be long enough for a port to hear from all other ports on the switch Learning The state in which ports receive data on the topology of the network for the purpose of learning the stations that are attached to the port If the port receives no information that would force it into the blocking state then it moves on to the for...

Page 92: ... CRC errors sampling interval of 20 seconds Select this category to view the ffic screen See the next section tics Traffic screen provides a more f statistics for the port you are view ing A typical TR Port Statistics Traffic screen appears in Figure 6 4 Figure 6 4 Sample TR Port Statistics Traffic Screen The TR Port Statistics Traffic screen displays this information Unit ID The identifying numbe...

Page 93: ...t and then forwarded to their des ess eceived The total number of cut thru ved on the port l of both line errors CRCs and lost Frame transmitted by the Switch 2000 ed to make the return trip es Frames transmitted by the Switch need to be aborted by transmitting an er Frame Size Analysis A series of counters that rep resent the composition of the traffic on the Switch 2000 TR The counters display t...

Page 94: ...ement ent Screen appears until Stack appears w until Statistics highlights screen appears Screen screen displays this information Status Displays the unit number and the current status and position in the stack SW Version Displays the current resident software version for each unit Mgmt MAC Address Displays the management MAC address for each unit An asterisk next to a MAC address indicates that t...

Page 95: ...e type or cause of the most recent reset on the Switch 2000 TR Resets may be caused by management command watchdog time out power failure or interruption a manual reset or system error If you experience a problem give this information to your technical support representative Hardware Version The current hardware version of the Switch 2000 TR Give this number when you request technical support Upgr...

Page 96: ...ese steps from the Main Menu d press Return een appears and press Return een screen appears and the screen dis g he number of resets recorded at the Time seconds The time elapsed between the last reset when the fault occurred Area Information useful for fault diagnosis by tech nical support Fault Number A hexadecimal number indicating the type of fault Give this number to your technical support re...

Page 97: ...000 TR Main Menu select Remote te Poll screen appears Poll Screen ddress of the device you want to poll in ddress field dress notation conventions as illustrated te Poll screen When the poll is complete the Round Trip Time dis plays the interval in milliseconds between sending the frame to the target device and receiving a response at the Switch 2000 TR If the target device does not respond within...

Page 98: ...pears and displays the Boot software version stored on the Switch 2000 TR 7 Press Left Arrow to return to STATUS SW Version 8 Press Down Arrow STATUS BOOT SW Ver appears 9 Press Enter Boot SW Ver displays the software version stored in the EPROM of the Switch 2000 TR This version number is automatically updated when you download new software 10 Use Left Arrow to scroll back up through the menus En...

Page 99: ...at communicate as though they were on the same physical LAN This means that LAN segments are not restricted by the hardware that physically connects them the seg ments are defined by flexible user groups that you create using software With VLANs you can define your network according to Departmental Groups For example you can have one VLAN for the Marketing department another for the Finance depart...

Page 100: ... VLANs Provide Extra Security Devices within each VLAN can only communicate with devices in the same VLAN If a device in VLAN 1 needs to communicate with devices in VLAN 2 the traffic must cross a router Routers have filtering and security features to block unauthorized access Figure 7 1 shows a network configured with three VLANs one for each of the departments that access the network The members...

Page 101: ...tains all the ports on a new or initialized Switch It is the only VLAN which allows an SNMP Network Manager to access the management agent of the unit By default if a device is attached to a port in the Default VLAN and you want to move the device into another VLAN you need to use the VLAN Setup screen to place the port in that VLAN Connecting VLANs to a Router If the devices in a VLAN need to tal...

Page 102: ... g non routable protocols on your mple DEC LAT or NETBIOS devices within one VLAN will not be able to communicate with devices in a different VLAN Using Unique MAC Addresses If you connect a server with multiple network adapt ers to the Switch we recommend that you configure each network adapter with a unique MAC address Extending VLANs into an ATM Network If the Switch has an ATM OC 3c Module ins...

Page 103: ...VLANs and the Switch 2000 TR 7 5 guration with a single Switch 2000 TR unit VLAN 1 VLAN 2 Switch 2000 TR Connection for VLAN 1 Connection for VLAN 2 ...

Page 104: ...AL LANS ...

Page 105: ...h speed cascade connection Software Upgrade Utility Command Set At the prompt you can enter commands followed by a Return The commands are not case sensitive A ip address Sets the IP address of the Switch 2000 TR Enter the IP address in dotted decimal format For Example 192 192 1 1 B Starts the download B address Starts the download and loads the software from the server with the IP address entere...

Page 106: ...r adapter H for hub 4 only and speed 4 or 16 port 2 set to adapter or set for 16 Mbps of the server that holds the new soft s command does not start the down mmand to start the download Starting the Software Upgrade Utility 1 Connect a terminal to the serial port on the rear panel of the Switch 2000 TR Refer to Console Port in Chapter 1 2 Quickly within 3 seconds press the reset button on the rear...

Page 107: ...dots on the screen as the download proceeds After approximately two minutes this message appears Software Upgrade Complete 3 Reset the device Refer to After the Download and Resetting the Switch 2000 TR in Chapter 3 Refer to Status Messages for more information After the Download When you have successfully downloaded the new software image the Switch 2000 TR resets automatically After a successful...

Page 108: ... 12 Checksum error Message 13 and 14 indicate that you are trying to load the wrong type of software image file 13 File is for the wrong device type 14 File is for the wrong hardware version Messages 15 through 17 indicate that the file is cor rupted It may have been corrupted during transmis sion Attempt the download again 15 File header record is missing from file 16 Byte count error 17 Load add...

Page 109: ...anager Security Monitor Manager Security Monitor Manager Security Port Statistics Error Monitor Manager Security Unit Traffic Monitor Manager Security Switch Database View Monitor Manager Security Unit Setup Monitor read only Manager Security Port Setup Monitor read only Manager Security Remote Poll Manager Security Security Menu Monitor Manager Security Create User Security Delete User Security L...

Page 110: ... RIGHTS Monitor Manager Security Monitor Manager Security Monitor read only Manager Security Monitor read only Manager Security Monitor read only Manager Security Security Security Manager Security Accessible to ...

Page 111: ...I or TR in FE module see manuals for special cabling specifica SuperStack II Switch 2000 TR ATM OC 3 Module User Guide Part Number 99041 SuperStack II Switch 2000 TR FDDI Module User Guide Part Number 99048 SuperStack II Switch 2000 TR TR in FE Module User Guide Part Number 99045 m Serial Cable Pin Outs DB9 Female 1 3 2 4 5 6 7 8 9 ...

Page 112: ...AL PORT CABLE PIN OUTS ...

Page 113: ...100 Console in The SNMP manager cannot access the device Check that the device s IP address subnet mask and default router are correctly configured and that the device has been reset Check that the device s IP address is correctly recorded by the SNMP manager Refer to Setting Up the VT100 Console in Chapter 3 The Telnet workstation cannot access the device Check that the device s IP address subnet...

Page 114: ...ss ing security access level can log in device This action returns all con ation including passwords to the alues ows a password for a security t your supplier If Power LED is Yellow Unit failed self test Return to supplier If port fails to join ring Check ring speed and cable Check personality of port If server fails to attach to ports 1 through 4 Check personality and cable connection If Source ...

Page 115: ...Class A FCC Part 15 Class A EN50082 1 IEC801 Parts 2 5 100 watts maximum 341 BTU hour maximum 50 60 Hz ns 100 120 200 240 VAC 100 VAC at 3 amps maximum 200 VAC at 2 amps maximum SNMP SNMP protocol RFC 1157 MIB II RFC 1213 Bridge MIB RFC 1493 Source Route Bridge MIB RFC 1525 RMON MIB RFC 1271 Token Ring Extension to RMON MIB RFC 1513 BootP RFC 951 Terminal Emulation telnet RFC 854 Protocols Used fo...

Page 116: ...ICATIONS Module Options TM FDDI or TR in FE module see nuals for technical specifications Switch 2000 TR ATM OC 3 Module art Number 99041 Switch 2000 TR FDDI Module User umber 99048 Switch 2000 TR TR in FE Module art Number 99045 ...

Page 117: ...ine and more 3Com Bulletin Board Service 3ComBBS contains patches software and drivers for all 3Com products as well as technical articles This service is available through analog modem or digital modem ISDN 24 hours a day 7 days a week Access by Analog Modem To reach the service by modem set your modem to 8 data bits no parity and 1 stop bit Call the telephone number nearest you Country Data Rate...

Page 118: ... the follow ing countries 14400 bps 886 2 377 5840 28800 bps 44 1442 438278 28800 bps 1 408 980 8204 Telephone Number 44 1442 438279 1 408 727 7021 Rate Telephone Number Country Telephone Number Australia 1800 678 515 Belgium 0800 71279 Denmark 800 17319 Finland 98 001 4444 France 05 90 81 58 Germany 0130 81 80 63 Hong Kong 800 933 486 Italy 1678 99085 Malaysia 1800 801 777 Netherlands 06 0228049 ...

Page 119: ...t 3Com Support from 3Com If you are unable to receive support from your network supplier technical support contracts are available from 3Com Contact your local 3Com sales office to find your authorized service provider using one of these numbers Regional Sales Office Telephone Number 3Com Corporation P O Box 58145 5400 Bayfront Plaza Santa Clara California 95052 8145 U S A 800 NET 3Com or 1 408 76...

Page 120: ...0 353 1 820 7077 408 326 2093 305 261 3266 Miami Florida 541 312 3266 55 11 5181 0869 562 633 8935 571 629 4110 52 5 520 7841 7847 51 1 221 5399 58 2 953 8122 39 2 253011 Milan 39 6 5279941 Rome 971 4 349049 Telephone Number 3Com Nordic AB Denmark Finland Norway Sweden 45 39 27 85 00 358 0 435 420 67 47 22 58 47 00 46 8 632 56 00 3Com Russia 007 095 258 09 40 3Com Southern Africa 27 11 807 4397 3C...

Page 121: ...aults description of Bridge 2 7 Port 2 6 Stack 2 7 Unit 2 6 Workgroup 2 7 dimensions E 1 Disabled description of 6 3 Dynamic Cut thru setting definition of 4 8 E Editing Users access database 4 18 Error Frames description of 6 4 F Factory Defaults resetting A 3 Fault Log 6 8 Area 6 8 Fault Number 6 8 Time seconds 6 8 fax service See 3ComFacts Forward Delay Spanning Tree 4 5 Forwarding Modes Dynami...

Page 122: ...4 Current Utilization 6 4 Error Frames 6 4 Frames Forwarded 6 4 Link State 6 3 Blocking 6 3 Disabled 6 3 Forwarding 6 3 Learning 6 3 Listening 6 3 Port ID 6 3 Traffic Statistics 6 4 Unit ID 6 3 Port Statistics Traffic 6 4 Abort Frames 6 5 Broadcasts Received 6 5 Cut thrus Received 6 5 Errors 6 5 Frame Size Analysis 6 5 Frames Forwarded 6 5 Frames Received 6 4 Frames Transmitted 6 4 Line Errors 6 5...

Page 123: ...iguration 3 3 weight E 1 Switch Database configuring 4 20 Database Entries 4 20 Ageing Entries 4 19 Permanent Entries 4 19 DELETE 4 21 FIND 4 20 INSERT 4 21 MAC Address 4 20 Port Number 4 20 Port MAC Address 4 20 REFRESH 4 21 T Technical Specifications E 1 technical support 3Com URL F 1 bulletin board service F 1 CompuServe service F 3 fax service F 2 network suppliers F 3 product repair F 4 Token...

Page 124: ...1 2 work 7 4 ols 7 4 es 7 4 8 e ion 3 2 e description 2 6 2 5 3 12 1 ...

Page 125: ...pense of 3Com not later than thirty 30 days after receipt of the defective product by 3Com WARRANTIES EXCLUSIVE IF A 3COM PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE CUSTOMER S SOLE REMEDY FOR BREACH OF THAT WARRANTY SHALL BE REPAIR REPLACEMENT OR REFUND OF THE PURCHASE PRICE PAID AT THE OPTION OF 3COM TO THE FULL EXTENT ALLOWED BY LAW THE FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN...

Page 126: ...warranty gives you specific legal rights which may vary depending on local law 3Com Corporation 5400 Bayfront Plaza Santa Clara CA 95052 8145 408 764 5000 8 04 97 ...

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