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Title Page

SmartSwitch 2000

User’s Guide

Содержание 2000

Страница 1: ...Title Page SmartSwitch 2000 User s Guide ...

Страница 2: ......

Страница 3: ... or warranties to the effect that the Licensed Software is virus free Copyright 1999 by Cabletron Systems Inc All rights reserved Printed in the United States of America Order Number 9032167 03 April 1999 Cabletron Systems Inc P O Box 5005 Rochester NH 03866 5005 SPECTRUM MiniMMAC FNB Multi Media Access Center and DNI are registered trademarks and Portable Management Application IRM IRM2 IRM3 IRBM...

Страница 4: ...inoperative 3 Reproduced for safekeeping archives or backup purposes 4 Modified adapted or combined with other computer software provided that the modified combined or adapted portions of the derivative software incorporating restricted computer software are made subject to the same restricted rights 5 Disclosed to and reproduced for use by support service contractors in accordance with subparagra...

Страница 5: ...Status Displays 2 11 Selecting a Port Status View 2 12 Port Status Color Codes 2 16 The Chassis Physical View 2 16 The Chassis Manager Window 2 17 Viewing Hardware Types 2 18 Device Type 2 18 Module Type 2 19 Connection Type 2 19 Interface Description 2 20 Viewing I F Summary Information 2 20 Interface Performance Statistics Bar Graphs 2 21 Viewing Interface Detail 2 23 Making Sense of Detail Stat...

Страница 6: ...Resources Window 2 58 Reserving CPU Bandwidth 2 60 802 1Q VLANs 2 60 What is a VLAN 2 61 What is an 802 1Q Port Based VLAN 2 61 About 802 1Q VLAN ConÞguration and Operation 2 61 Ingress List Operation 2 62 Egress List Operation 2 62 802 1Q Port Types 2 63 ConÞguring Your 802 1Q VLANS 2 64 Setting VLAN Parameters and Operational Modes 2 64 Creating and Modifying VLANs 2 66 Deleting VLANs 2 66 Enabl...

Страница 7: ...ting Statistics 4 6 IF Statistics 4 6 Chapter 5 Managing Ethernet MicroLAN Switches Repeater Statistics 5 1 The Statistics Windows 5 2 Accessing the Statistics Windows 5 2 Statistics DeÞned 5 4 Using the Total and Delta Option Buttons 5 5 Timer Statistics 5 6 Accessing the Timer Statistics Windows 5 6 Setting the Timer Statistics Interval 5 8 Repeater Performance Graphs 5 8 Accessing the Performan...

Страница 8: ... Frame Translation Settings 6 14 Information about Ethernet and FDDI Frame Types 6 14 Ethernet Frames 6 15 FDDI Frames 6 17 FDDI Frame Translation Options 6 17 Chapter 7 ATM Configuration Accessing the ATM Connections Window 7 1 ConÞguring Connections 7 4 Adding a New Connection 7 4 Deleting a Connection 7 4 Chapter 8 HSIM W87 Configuration The T3 ConÞguration Window 8 1 The T1 ConÞguration Window...

Страница 9: ...Ethernet Port Interface Modules FEPIMs to support an uplink to 100 Mbps Ethernet backbones or a high speed connection to a local server and one additional slot for a High Speed Interface Module HSIM which can provide FDDI ATM Gigabit Ethernet or WAN connectivity depending on the type of HSIM installed The only difference between the two devices is that the 2E42 27 supports a single power supply an...

Страница 10: ...nd one additional slot for a High Speed Interface Module HSIM which can provide FDDI ATM Gigabit Ethernet or WAN connectivity depending on the type of HSIM installed The only difference between the two devices is that the 2E48 27 supports a single power supply and the 2E48 27R supports dual redundant power supplies The 2E49 27 and 2E49 27R SmartSwitches which have a total of 27 ports consisting of...

Страница 11: ...ne multi mode Þber port via an SC connector the FE 100TX with one Category 5 UTP RJ45 connector the FE 100F3 with one single mode Þber port via an SC connector and the FE 100S1 S3 and S5 which provide one multi mode Þber single mode Þber or long reach single mode Þber SONET SDH port all via SC connectors Two types of High Speed Interface Modules HSIMs are available for use with the various SmartSw...

Страница 12: ...e Gigabit Ethernet HSIMs each of which provide a single Gigabit Ethernet connection that fully conforms to the IEEE P802 3z D3 1 Draft Standard The HSIM G01 provides a single 1000Base SX short wave multimode Þber optic SC interface allowing for link distances of up to 500 meters The HSIM G09 provides a single 1000Base LX long wave single mode multimode Þber optic SC interface allowing for link dis...

Страница 13: ...Remote Administration Tools UserÕs Guide Chapter 1 Introduction provides a list of related documentation describes certain software conventions and shows you how to contact the Cabletron Systems Global Call Center Chapter 2 The SmartSwitch 2000 Chassis View describes the visual display of the SmartSwitch 2000 device and explains how to use the mouse within the Chassis View the operation of device ...

Страница 14: ...mponents and that you are familiar with general bridging and switching concepts Related Manuals The SmartSwitch 2000 UserÕs Guide is only part of a complete document set designed to provide comprehensive information about the features available to you through SPECTRUM Element Manager Other guides which include important information related to managing the SmartSwitch 2000 include Cabletron Systems...

Страница 15: ... document Procedures within the SPECTRUM Element Manager document set refer to these buttons as follows Figure 1 1 Mouse Buttons For many mouse operations this document assumes that the left primary mouse button is to be used and references to activating a menu or button will not include instructions about which mouse button to use However in instances in which right secondary mouse button functio...

Страница 16: ...default operation such as opening a window from an icon Note that there is a distinction made between Òclick twiceÓ and Òdouble click Ó since Òclick twiceÓ implies a slower motion Pressing means to position the mouse pointer over the indicated target then press and hold the mouse button until the described action is completed It is often a pre cursor to Drag operations Dragging means to move the m...

Страница 17: ...ess used to deÞne the device icon IP addresses are assigned via Local Management for the SmartSwitch 2000 they cannot be changed via SPECTRUM Element Manager Location Displays the user deÞned location of the device The location is entered through the System Group window see the Generic SNMP UserÕs Guide for details MAC Address Displays the manufacturer set MAC address of the interface SPECTRUM Ele...

Страница 18: ...ET changes you have made to those values In some windows you may have to use this button to conÞrm each individual set in other windows you can set several values at once and conÞrm the sets with one click on the button The Help button brings up a Help text box with information speciÞc to the current window For more information concerning Help buttons see Getting Help on page 1 10 The command butt...

Страница 19: ...abletron Systems Global Call Center If you need technical support related to SPECTRUM Element Manager or if you have any questions comments or suggestions related to this manual or any of our products please feel free to contact the Cabletron Systems Global Call Center via one of the following methods By phone 603 332 9400 24 hours a day 365 days a year By mail Cabletron Systems Inc PO Box 5005 Ro...

Страница 20: ...en tested against the following Þrmware versions 2E42 27 4 01 06 2E42 27R 04 00 08 05 00 11 2E43 27 04 05 08 2E43 27R 04 05 06 2E43 51 04 05 09 2E43 51R 4 00 08A 2E48 27 4 01 00 2E48 27R 04 05 09 2E49 27 4 01 00 2E49 27R 4 01 00 2E49 27RDC 4 01 00 2E253 49R 02 00 17 2H22 08R 4 10 00 2H28 08R 3 03 06A 2H252 25R 03 00 00 02 00 17 2H253 25R 02 00 17 2H258 17R 02 00 17 2M46 04R 3 03 10 2M46 04RDC 3 03...

Страница 21: ...are 1 13 Introduction NOTE As a general rule Þrmware versions for new products are liable to change rapidly contact the Cabletron Systems Global Call Center for upgrade information for the latest customer release of Þrmware ...

Страница 22: ...Introduction 1 14 SmartSwitch 2000 Firmware ...

Страница 23: ...dow serves as a single point of access to all other SmartSwitch 2000 windows and screens which are discussed at length in the following chapters To access the SmartSwitch 2000 Chassis View window use one of the following options 1 In any map list or tree view double click on the SmartSwitch 2000 you wish to manage or 1 In any map list or tree view click the left mouse button once to select the Sma...

Страница 24: ... of the menus that lead to more detailed device module and port level windows NOTE HSIMs that have their own IP address HSIM W6 HSIM W84 and HSIM SSA710 20 are accessed individually by selecting the HSIM you wish to manage and following the steps listed above However before you can access the device you must add it to your central node database by inserting it in an existing List Tree or Map View ...

Страница 25: ...uring this stand by state Blue indicates an unknown contact status Ð polling has not yet been established with the SmartSwitch 2000 Red indicates the SmartSwitch 2000 is not responding to device polls device is off line or device polling has failed across the network for some other reason UpTime The amount of time in a X days hh mm ss format that the SmartSwitch 2000 has been running since the las...

Страница 26: ...TE In accordance with Year 2000 compliance requirements SPECTRUM Element Manager now displays and allows you to set all dates with four digit year values NOTE By default the SmartSwitch 2000 performs traditional switching or bridging Depending on the version of Þrmware you have installed the SmartSwitch 2000 can also be conÞgured to perform pre standard 802 1Q VLAN switching or CabletronÕs SecureF...

Страница 27: ...I Statistics option will appear if you have an HSIM F6 module installed The ATM Connections option will appear if you have an HSIM A6DP module installed The VLAN option will appear if your device has been configured to operate in 802 1Q mode The Priority Configuration option will appear if your device supports 802 1P Dynamic Multicast Filtering Priority Queuing The UPS option will only appear if y...

Страница 28: ...the device See 802 1Q VLANs on page 2 60 for details Port Redirector allows you to redirect trafÞc from one or more interfaces to another interface on your SmartSwitch 2000 see Redirecting TrafÞc on the SmartSwitch 2000 on page 2 48 System Resources displays current physical and logical system resources and utilizations on your SmartSwitch 2000 see The System Resources Window on page 2 58 Broadcas...

Страница 29: ...ed options Refer to the Bridging chapter in the SPECTRUM Element Manager Tools Guide for more information Find Source Address opens a window that allows you to search the 802 1d Filtering Database of the SmartSwitch 2000 to determine which bridging interface a speciÞed source MAC address is communicating through If the MAC address is found the port display will ßash to indicate the correct bridge ...

Страница 30: ...eed will display the portÕs bandwidth 10M megabits for Ethernet 100M for Fast Ethernet 155 5M for ATM and 1G for Gigabit Ethernet I F Type will display the port type of each port on your SmartSwitch 2000 e g Eth ethernet csmacd ATM or FDDI VLAN Mapping will appear if your device has been conÞgured to operate in 802 1Q mode It displays the VLAN ID number associated with each port on your SmartSwitc...

Страница 31: ...ed by many of Cabletron SystemsÕ intelligent devices These selections are also available from the Utilities menu at the top of SPECTRUM Element ManagerÕs primary window Refer to your SPECTRUM Element Manager Tools Guide for a thorough explanation of the MIB Tools and RMON utilities The Help Menu The Help Menu has three selections Mibs Supported brings up the Chassis Manager window described in The...

Страница 32: ...ee the Bridging chapter in the SPECTRUM Element Manager Tools Guide for more information Spanning Tree allows you to set bridge parameters when it is operating using the Spanning TreeAlgorithm STA Ð the method that bridges use to decide the controlling root bridge when two or more bridges are in parallel see the Bridging chapter in the SPECTRUM Element Manager Tools Guide for more information Smar...

Страница 33: ...ConÞguration launches the conÞguration window appropriate to the selected port for standard Ethernet and FDDI ports the conÞguration window allows you to set the Duplex Mode for Fast Ethernet and Gigabit Ethernet ports it allows you to conÞgure a number of different options including auto negotiation See ConÞguring Ports on page 2 30 for details Alarm ConÞguration brings up windows that allow you ...

Страница 34: ...on information for the bridged topology LRN Learning if the Forwarding database is being created or the Spanning Tree Algorithm is being executed because of a network topology change The port is monitoring network trafÞc and learning network addresses LIS Listening if the port is not adding information to the Þltering database It is monitoring Bridge Protocol Data Unit BPDU trafÞc while preparing ...

Страница 35: ... to the port compared to the theoretical maximum load 10 100 155 5 or 1000 Mbps of the connected network Errors If you choose the Errors mode the interface boxes will display the percentage of the total number of valid packets processed by each port during the last polling interval that were error packets This percentage reßects the number of errors generated during the last polling interval by de...

Страница 36: ...r N A not available If you have selected the Admin Link status mode a port is considered ON if the port is enabled and has a valid link OFF if it has not been enabled or if it has been disabled through management action SEG segmented if the port has been enabled by management and has a valid connection but has been segmented by the repeater because 33 consecutive collisions have occurred on the at...

Страница 37: ...percentages are calculated just like the Errors selection described above the number given represents the number of packets of the NOTE Because BNC thin coax and AUI ports do not support the link feature the displayed Admin Link Admin and Link status conditions will not always follow the pattern described above Under Admin Link status mode BNC ports will display as ON if there is a valid connectio...

Страница 38: ... Channel C cyan Channel D yellow Channel E orange Channel F white Channel G green Channel H hot pink For the Port Type display option station ports will display as yellow trunk ports will display as green For all other Ethernet MicroLAN Switch Port Status selections Ñ Load Errors and Frame Size Ñ color codes will continue to reßect the most recently selected mode which incorporates its own color c...

Страница 39: ...ols a deÞned set of objects For example SmartSwitch 2000 bridging information is organized into its own component more generic device and port information resides in the chassis component Note too that there is no one to one correspondence between MIBs and MIB components a single MIB component might contain objects from several different proprietary MIBs and RFCs The Chassis Manager window Figure ...

Страница 40: ...mation about the physical characteristics of the SmartSwitch 2000 Device Type Choosing the Device Type option from the Device menu brings up a window that describes the management device being modeled Figure 2 5 Sample Device Type Windows The MIBs which provide the SmartSwitch 2000 s functionality both proprietary MIBs and IETF RFCs are listed here MIB Components are listed here remember there s n...

Страница 41: ... 2000 module index The Module Menu will appear 2 Select Module Type A Module Type text box will appear describing the SmartSwitch 2000 Figure 2 6 Sample Module Type Windows Connection Type If your SmartSwitch 2000 supports the ctIfConnectionType OID its Port menus will contain the Connection Type option Selecting this option will display a window that describes the selected interfaceÕs connection ...

Страница 42: ...Summary menu option available from the Device menu lets you view statistics for the trafÞc processed by each network interface on your device The window also provides access to a detailed statistics window that breaks down Transmit and Receive trafÞc for each interface To access the I F Summary window 1 From the Chassis View click on the Device option from the menu bar 2 Click again to select I F ...

Страница 43: ...al status Ñ or administrative state Ñ of the interface Up or Down Interface Performance Statistics Bar Graphs The statistical values and where available the accompanying bar graphs to the right of the interface description Þelds provide a quick summary of interface performance You can select the statistical value you want to display and the units in which you want those values displayed by using t...

Страница 44: ...ed them from being delivered to a higher layer protocol In Unknown Packets received by the device interface that were discarded because of an unknown or unsupported protocol Out Octets Octets transmitted by the interface including framing characters Out Packets Packets transmitted at the request of a higher level protocol by the device interface to a subnetwork address both unicast and non unicast...

Страница 45: ...e for a complete description of each parameter Viewing Interface Detail The Interface Statistics window Figure 2 10 provides detailed MIB II interface statistical information Ñ including counts for both transmit and receive packets and error and buffering information Ñ for each individual port interface Color coded pie charts also let you graphically view statistics for both received and transmitt...

Страница 46: ...multicast Þeld includes a count of broadcast packets Ñ those that are recognized by all devices on a segment These statistics are displayed in the pie chart color coded dark blue Discarded Displays the number of packets which were discarded even though they contained no errors that would prevent transmission Good packets are typically discarded to free up buffer space when the network becomes very...

Страница 47: ...you an idea of how an interface is performing by using the statistics in a few simple calculations itÕs also possible to get a sense of an interfaceÕs activity level To calculate the percentage of input errors Received Errors Packets Received To calculate the percentage of output errors Transmitted Errors Packets Transmitted To calculate the total number of inbound and outbound discards Received D...

Страница 48: ...lay the value ÒBridgeÓ indicating that the address was found on a bridging interface and the Port Instance Þeld will display the index number assigned to the bridge port on which the address was located To open the Device Find Source Address window 1 Click on Device in the Chassis View menu bar 2 Click on Device Find Source Address The Device Find Source Address window as shown in Figure 2 11 will...

Страница 49: ...ing will appear in the list box A status message at the bottom of the window will display the number of interfaces through which the given MAC address is communicating If the speciÞed MAC address cannot be found a ÒSource Address not foundÓ message will appear Using the Device Find Source Address Option on Ethernet MicroLAN Switches When you select the Device Find Source Address option on an Ether...

Страница 50: ...owing information Component Displays the type of interface through which the speciÞed MAC address is communicating This Þeld will display Bridge and Enet indicating that the speciÞed MAC address was found on a bridging interface and on an Ethernet repeater channel Port Instance Displays the port index number associated with the interface on which the speciÞed MAC address was found For an address f...

Страница 51: ...number of interfaces through which the given MAC address is communicating If the speciÞed MAC address cannot be found a ÒSource Address not foundÓ message will appear Using the Find Source Address Feature When you select the Find Source Address option a search is made of the 802 1d Filtering database to discover the bridge interface associated with the address that you speciÞed If the search is su...

Страница 52: ...p it operating properly Hub management functions include setting operating parameters for Ethernet Fast Ethernet Gigabit Ethernet and COM ports redirecting trafÞc viewing system resources performing 802 1Q VLAN conÞguration setting broadcast suppression conÞguring port priority setting device date and time and enabling and disabling ports Configuring Ports The ConÞguration options available for FD...

Страница 53: ...nd FDDI ports allows you to set an interface to either Standard or Full Duplex Mode Full Duplex mode effectively doubles the available wire speed by allowing the interface to both receive and transmit simultaneously This window will also display the mode currently in effect on the selected interface To access the Port ConÞguration Window 1 From the Chassis View click to select the port you wish to...

Страница 54: ...ched repeater cascading the connection to multiple destination addresses Full Duplex mode disables the collision detection circuitry at the interface so that both Transmit and Receive wires can be used simultaneously With a single destination address at the other end of the connection for example if the connection was to a full duplex interface on another switching device or if a single Þle server...

Страница 55: ...d Ethernet mode or from 100 to 200 Mbps in Fast Ethernet mode 100Base FX Þber ports can be conÞgured to operate in their standard 100 Mbps mode or in full duplex mode This window also displays the mode currently in effect on the selected interface and provides some information where it is available about the interfaceÕs link partner To access the Fast Ethernet ConÞguration Window 1 From the Chassi...

Страница 56: ...ernet port is displayed NOTE Auto Negotiation is not supported by the FE 100FX Fast Ethernet port interface module If you launch the window for a port module slot which has no FE module installed the Port Type will display as Unknown the Link State will display No Link and the rest of the Þelds will be blank and or grayed out TIP If you select the ConÞguration option available for a standard Ether...

Страница 57: ...cate which mode was selected by the link partners See Setting the Desired Operational Mode on page 2 36 for more information Advertised Abilities For 100Base TX ports which have been conÞgured to operate in Auto Negotiation mode this Þeld allows you to select which of the operational modes available to the port can be selected by the negotiating link partners During Auto Negotiation each of the li...

Страница 58: ...tion this Þeld will be grayed out even if the link partner is set to Auto Negotiation and is advertising abilities Setting the Desired Operational Mode For any 100Base TX port you can speciÞcally choose any one of the four available operational modes or you can select Auto Negotiation mode which allows the port to negotiate with its link partner to Þnd the highest mutually available bandwidth If y...

Страница 59: ...l Duplex 100 Mbps connection Duplex Mode 2 If you have selected Auto Negotiation for 100Base TX ports only use the Advertised Abilities field to select the operational capabilities you wish to advertise to the port s link partner If both link partners will be auto negotiating be sure there is at least one mutually advertised operational mode or no link will be achieved 3 Click on the Apply button ...

Страница 60: ... standard Ethernet 10 Mbps or Fast Ethernet 100 Mbps mode and each mode can be conÞgured to operate in Full Duplex effectively doubling the available wire speed from 10 to 20 Mbps in standard Ethernet mode or from 100 to 200 Mbps in Fast Ethernet mode 100Base FX Þber ports can be conÞgured to operate in their standard 100 Mbps mode or in Full Duplex mode 1000Base SX LX CX Gigabit Ethernet ports ar...

Страница 61: ...ol The window displays the following information about the selected Ethernet port Port Type Displays the portÕs type 100Base TX RJ 45or RJ71 for built in Fast Ethernet ports and the FE 100TX Fast Ethernet port module 100Base FX MMF SC Connector TIP If you select the ConÞguration option available for a standard Ethernet or FDDI interface or for a Fast Ethernet port on a Þrst generation device an en...

Страница 62: ...erational Mode Þelds Operational Mode Fields If the port is not set to Auto Negotiate then the settings in the Operational Mode Þelds are used The Current Operational Mode settings indicate which of the available operational modes is currently in effect If Auto Negotiate is the selected mode the Current Operational Mode Þelds will indicate which mode was selected by the link partner The Desired Op...

Страница 63: ...t ports The port is capable of sending pause control frames but will not acknowledge received pause control frames Disabled Disables ßow control on the port Auto Negotiate Ports conÞgured to operate in auto negotiation mode will only use pause control frames if the negotiation process determines that the link partner supports them Both ends of the link must support auto negotiation and a common mo...

Страница 64: ... Flow Control list box to display the menu of available options click to select the operational mode you wish to set 2 Click on the Apply button to save your changes Auto Negotiation Technologies For ports which have been conÞgured to operate in Auto Negotiate mode this list box allows you to select which of the operational modes available to the port will be advertised to the negotiating link par...

Страница 65: ...Negotiation You can determine which operational mode supported by the local port will be advertised to the negotiating link partner Of the advertised modes the highest mode mutually available will automatically be used To advertise an operational mode 1 In the list box click on the operational mode of choice If the Advertised column had a value of Enabled it will change to Disabled a value of Disa...

Страница 66: ...from which to run Local Management UPS Select this option if you wish to connect an uninterruptable power supply UPS to the selected COM Port Note that if you select this option an additional option Ñ UPS Ñ will appear on the Device menu use the resulting window to conÞgure speciÞc UPS settings SLIP Select this option to use the selected COM port as a SLIP connection for out of band SNMP managemen...

Страница 67: ...h 2000 consult the SmartSwitch 2000 Installation Manual that was included when you purchased the unit You can view or change the status of the UPS connected to your SmartSwitch 2000 at the UPS window Please note that the UPS menu option will only be available when you have set the Com Port Function to UPS in the COM Port ConÞguration and the UPS window will only be active if you currently have a U...

Страница 68: ...up The line voltage and battery output The actual battery capacity of the UPS dynamic bar graph You can also use a button at the bottom of the window to disconnect your UPS or you can use the Test option to initiate a self test of the unit To access the UPS window 1 From the SmartSwitch 2000 Chassis View window click on Device in the menu bar to access the Device menu 2 Select UPS The UPS window F...

Страница 69: ...g since the last time it was started up Line Voltage Displays the voltage coming through the line attached to the SmartSwitch 2000 Battery Output Displays the amount of battery output voltage Battery Capacity Displays the percentage of remaining battery capacity 100 indicates a fully charged battery Test Results Displays the result of the last self test performed by the UPS The possible test resul...

Страница 70: ...l check the viability of your unit and its battery To activate the test 1 Click on the Test button The unit will begin its self test The results of the test will appear in the Test Result text box next to the Test button Using the Disconnect Option You can disconnect the UPS attached to your SmartSwitch 2000 through its com port as follows 1 Click on the Disconnect button near the bottom of the UP...

Страница 71: ...e 2 19 The Port Redirect Window The current port mappings will be listed in this window You may add or delete entries from this window To add an entry 1 Next to the Source Port display box click on and select the desired source port Port X from the drop down list that will appear 2 Next to the Destination Port display box click on and select the desired destination port Port X from the drop down l...

Страница 72: ...ts original Destination and Source MAC address Þelds and any routing Þelds if present and then recomputing the Frame Check Sequence FCS appropriately On receiving such a frame a tag aware switch will read the priority from the tagged portion of the frame remove the Tag Header recompute the FCS and then direct it to its appropriate transmission queue There are eight priority levels Ñ indicated 0 th...

Страница 73: ... made in one of three priority tables maintained by the SmartSwitch 2000 device These tables are used to determine which transmit queue to use Ñ normal priority or high priority Ñ when forwarding frames The ctPriorityExtPortTable maintains priority entries based on a frameÕs receive port The ctPriorityExtMACTable maintains priority entries based on a frameÕs MAC layer information The ctPriorityExt...

Страница 74: ...ce is identified by its MIBII IfIndex NOTES In the event that an incoming packet received on a designated port already has a priority associated with it you can use the ctPriorityExtPortFwdInboundPriority OID to determine whether the incoming priority should remain intact or be replaced with the priority that you have set for the receiving port Use the MIB Tools utility suite to set the ctPriority...

Страница 75: ...mit Priority column NOTE Remember since the SmartSwitch 2000 device has two transmit queues a priority of Normal will cause packets received on that port to be forwarded through the lower priority queue and any priority of 1 through 7 will cause the packets to be forwarded through the higher priority queue However other tag aware switches may use the full range of eight priority queues Ñ so the pr...

Страница 76: ...ce menu 2 Click on Priority Configuration and then select MAC Based from the menu The MAC Based Priority Configuration window will appear The MAC Based Priority ConÞguration window contains the following information Current Priority Entries The Current Priority Entries list box displays any MAC based priority entries that have been conÞgured for the SmartSwitch 2000 device It has four columns MAC ...

Страница 77: ...er All frame Types with the given address will be given priority or whether frames of a SpeciÞc type as deÞned in the associated text box will be given priority Priority Priority which indicates the transmit priority level assigned to the conÞgured entry To assign a transmit priority based on MAC layer information 1 Click on the Add button The entry fields will be activated 2 Click in the MAC Addr...

Страница 78: ... with the specified MAC layer information 3 Click the Apply button The Current Priority Entries list box will be updated with the newly edited entry To clear a priority entry from the ctPriorityExtMACTable 1 Highlight the desired entry in the Current Priority Entries list box and click on the Delete button The entry fields will be cleared from the table Configuring Priority Queuing Based on Packet...

Страница 79: ... do so 1 Highlight the desired entry in the Current Priority Entries list box and click on the Edit button The Priorities drop down list box will be activated the Frame Type cannot be edited once it is initially configured 2 Click on the Priority drop down list box and scroll to select the desired priority level Normal 7 for forwarding packets received with the specified frame Type information NOT...

Страница 80: ...rom the table The System Resources Window The System Resources window displays current physical and logical system resources and utilization on your SmartSwitch 2000 To display the System Resources window 1 Click on Device in the Chassis View menu bar to display the Device menu 2 Select System Resources The System Resources window Figure 2 23 will appear Figure 2 23 The System Resources Window CPU...

Страница 81: ...ry NVRAM that is free and not currently being used for data Current Switch Utilization Displays the current load on the switch which is based on a percentage of maximum switching capacity of 100 Peak Switch Utilization Displays the peak percentage of switch load based on a maximum of 100 that has occurred on the switch since power up or last reset along with the time and date that it occurred This...

Страница 82: ... bandwidth is needed for switching management frames may be dropped limited Ñ the management of the SmartSwitch 2000 may appear slow while the SmartSwitch 2000 is at maximum switching load full Ñ management of the SmartSwitch 2000 is always possible and management frames will have priority over switched data if full CPU bandwidth is required switched frames may be dropped To conÞgure the CPU Manag...

Страница 83: ...of data frames The tag header is inserted into the frame directly after the Source MAC address Þeld A four byte Þeld in the tag header is used as the VLAN identiÞer These VLAN tags are added to data frames by the switch as the frames are transmitted and or received by certain ports and are later used to make forwarding decisions by the switch and other 802 1Q switches In the absence of a VLAN tag ...

Страница 84: ...receives the frame Tagged frames received by an 802 1Q switch port are classiÞed according to the VLAN indicated in their tag header A port may receive a tagged frame that speciÞes a VLAN other than the one assigned to the port Egress List Operation Each portÕs egress list speciÞes which VLANs are associated with the port and speciÞes what type of frame tagged or untagged to transmit for each part...

Страница 85: ...ces are conÞgured to use 1Q Trunk mode In this mode all frames except BPDUs are transmitted with a tag header included in the frame allowing VLAN frames to maintain their VLAN ID across multiple switches Any untagged frames received by the port are dropped 1Q Trunk ports are conÞgured to be members of all VLANs 1d Trunk This mode allows a port to transmit to a traditional 802 1d switch fabric Thes...

Страница 86: ...s using the VLAN ConÞg window Figure 2 24 which allows you to assign VLAN IDs and optional VLAN names and enable or disable VLANs After your VLANs are deÞned you may conÞgure the ingress and egress lists for each port using the VLAN Port ConÞg window Figure 2 25 and the VLAN Egress Port ConÞg window Figure 2 26 respectively Setting VLAN Parameters and Operational Modes 802 1Q VLANs are deÞned usin...

Страница 87: ... to the VLAN Up to 64 VLANs may be created with VLAN IDs ranging from 2 4094 The VLAN ID is combined with the portÕs identiÞcation e g device X port X to form the Port VLAN ID PVID VLAN ID 1 is reserved for the Default VLAN VLAN Name An optional 32 character VLAN name may be assigned to a created VLAN The Default VLAN is assigned the name DEFAULT VLAN which cannot be changed or deleted Admin Statu...

Страница 88: ...VLANS list box The selected VLANÕs name will be displayed in the VLAN Name Þeld Modify the displayed name as outlined in Steps 2 3 above Deleting VLANs The VLAN ConÞg window also allows you to delete VLANs except for the Default VLAN which cannot be deleted When a VLAN is deleted any ports assigned to that VLAN will automatically become members of the Default VLAN To delete a VLAN from your 802 1Q...

Страница 89: ... the VLAN Port ConÞg window which is accessed from the Device menu in your switchÕs Device View See Ingress List Operation on page 2 62 for details on ingress lists To launch the window 1 Click on Device in the Chassis View menu bar to display the Device menu 2 Click on 802 1Q VLAN and then select 802 1Q VLAN Port Config The VLAN Port Config window Figure 2 25 will appear NOTE Unless Enable is sel...

Страница 90: ...ays the VLAN ID of the VLAN to which the port is currently assigned Mode This Þeld displays the portÕs current mode of operation Port operational modes include Dot1DTrunk mode which is used for ports that are to connect to a traditional 802 1d switch fabric These ports transmit only untagged frames 1d Trunk ports are conÞgured to be members of all VLANs Dot1QTrunk mode which is used for ports used...

Страница 91: ...gn a mode of operation to a selected port See Setting Port Operational Modes on page 2 70 for details on using this Þeld Port Discard This Þeld allows you to specify the frame discard format discardTagged discardUntagged or noDiscard for a selected port See Setting Port Frame Discard Formats on page 2 70 for details on using this Þeld Assigning VLAN Membership to Ports To assign a port on your 802...

Страница 92: ... Discard field click to select the desired frame discard format 3 Click the Apply button The selected mode will be reflected in the list box for the selected port Updating VLAN Port Config Window Information Clicking the Refresh button will update the information displayed in the 802 1Q VLAN Port Assignment list without closing the window Performing Egress List Configuration 802 1Q VLAN switching ...

Страница 93: ...chÕs ports Clicking on a VLAN will display its currently associated ports in the lower portion of this window The list box displays the following information Slot Number This Þeld displays the slot index for the device being conÞgured VID This Þeld lists the VLAN IDs of the currently conÞgured VLANs on your switch Name This Þeld lists the VLAN names assigned to the currently conÞgured VLANs on you...

Страница 94: ...ed VLAN is in the port s egress list 3 To add or remove the ability for a port to transmit both tagged and untagged frames from the selected VLAN click to put a checkmark in the appropriate check box in the Egress Untagged List group Note that a port check box in this group will be grayed out until it has been selected in the Egress Ports group 4 To apply any changes click on the Apply button at t...

Страница 95: ...cast frames received on the interface since the device was last initialized Peak Rate The peak rate of broadcast frames in frames per second received on the interface since the device was last initialized or the peak value was administratively reset through this window Time Since Peak The time in a days hh mm ss format that the peak broadcast rate occurred that is the system uptime MIB II at the t...

Страница 96: ...oadcast packet threshold 2 Highlight the value currently in the Receive Broadcast Threshold on Selected Ports field and type in a new broadcast threshold value Allowable values begin at 10 and proceed in multiples of ten 3 Click on the Apply button The new threshold will be applied to the selected interfaces Any broadcast frames received by the interface exceeding the set threshold will be dropped...

Страница 97: ...owing change window Figure 2 28 will appear Figure 2 28 The Edit Time Window 3 Enter the new time in a 24 hour hh mm ss format either by highlighting the field you wish to change and using the up and down arrow buttons or by simply entering the new value in the appropriate field 4 Click on the OK button to save your changes or on the Cancel button to cancel To edit the device date 1 Click on Devic...

Страница 98: ...to the Forwarding state bridge port state color codes will change accordingly From the Port menus in the SmartSwitch 2000 Chassis View you can enable and disable any individual ports 1 Click on the desired Port index The Port menu will appear 2 Select Enable to enable the port or Disable to disable the port Your port will now be enabled or disabled as desired From the Module menu in the SmartSwitc...

Страница 99: ...s you want to know about and the event determines the means of letting you know those conditions have occurred Events are also an integral part of the Þlter and packet capture functionality you can start and stop packet capturing in response to events or a successful packet capture can generate its own event SPECTRUM Element Manager provides two means for conÞguring RMON alarms using the Basic Ala...

Страница 100: ...uration Using the Basic Alarm ConÞguration application you can deÞne both rising and falling alarm thresholds for three selected MIB II objects ifInOctets ifInNUcast and ifInErrors Because these pre selected objects are not RMON speciÞc you can conÞgure alarms for all interfaces installed in your SmartSwitch 2000 Ñ including those like FDDI for which no speciÞc RMON statistics currently exist In a...

Страница 101: ...amiliar with the RMON MIB and or with the original Alarm and Event functionality provided by SPECTRUM Element Manager now known as the Advanced Alarm functionality you will note that the Basic Alarm ConÞguration window combines the three parts of creating a working alarm Ñ conÞguring the alarm itself conÞguring an event that will announce the occurrence of an alarm including assigning any actions ...

Страница 102: ...efore you conÞgure an alarm or alarms be sure the appropriate option is selected here The available alarm variables are Kilobits ifInOctets Ñ tracks the number of octets of data received by the selected interface Note that this value has been converted for you from octets or bytes to kilobits or units of 125 bytes be sure to enter your thresholds accordingly For example to set a rising threshold o...

Страница 103: ...the rising and falling thresholds described below You can set any interval up to 24 855 days Rising Threshold Displays the high threshold value set for the selected alarm variable Values used to compare to the thresholds are relative or delta values the difference between the value counted at the end of the current interval and the value counted at the end of the previous interval be sure to set y...

Страница 104: ... interfaces with a single set Hold down the Shift key while clicking to select a contiguous group of interfaces use the Ctrl key to select any interfaces To display the alarm parameters for a speciÞc interface double click on that interface Note that there is no speciÞc ÒEnableÓ function simply conÞguring thresholds and or actions for an alarm and applying those changes enables the alarm For more ...

Страница 105: ...device s trap table which have been assigned the same community name and for which traps have been enabled Any IP addresses in the device s trap table which have not been assigned the same community string or which have been assigned no community string will not receive traps related to the alarm s you are configuring b If you leave this field blank traps related to the associated alarms will be s...

Страница 106: ...val be sure to set your thresholds accordingly Remember too when configuring a Kilobits alarm SPECTRUM Element Manager converts octets into kilobits units of 125 bytes or octets for you for example to set a falling threshold of 625 octets enter a threshold value of 5 9 In the Falling Action field click to select the action you want your device to take in response to a falling alarm Enable Port Dis...

Страница 107: ...ce s for which you wish to disable the selected alarm type Remember you can use shift click to select a sequential group of interfaces or ctrl click to select any group of interfaces 3 Click on the Disable button The selected alarm type on the selected interface s will be disabled and the list box display will refresh to reflect those changes Viewing the Basic Alarm Log If you have selected the Òl...

Страница 108: ...e that since the alarm whose log is displayed in Figure 3 2 experienced both rising and falling alarms there are two sets of event indices one which identiÞes each instance of the rising alarm and one which identiÞes each instance of the falling alarm Time Indicates the date and time of each event occurrence TIP For more information about the relationship between rising and falling alarms and the ...

Страница 109: ...et up some basic alarms for all of the interfaces installed in your SmartSwitch 2000 However if you prefer more control over the parameters of the alarms you set as well as their associated events and actions and or a wider array of choices for each variable the Advanced Alarm feature provides a powerful and ßexible means for conÞguring alarms events and actions to suit your particular networking ...

Страница 110: ...tch and Events Watch lists and the command buttons that allow you to create edit and delete entries in those lists or refresh the display NOTES Neither the Alarms or Events list is interface speciÞc both will be displayed the same for every interface Note too that alarms and events which have been conÞgured via the Basic Alarms window are not displayed in and cannot be accessed or edited from the ...

Страница 111: ...val LoThrshld Indicates the set value for the low or falling threshold Event Indicates the event index number that the falling threshold points to this is the event that will be triggered if the falling threshold is met or crossed If the value for this Þeld is zero no event will be triggered HiThrshld Indicates the set value for the high or rising threshold Event Indicates the event index number t...

Страница 112: ...less you close then open the Alarms Events window or click on the Refresh button Type Indicates the type of response that will be generated if the event is triggered log trap or log trap A type of ÒnoneÓ indicates that occurrences of the event will not be logged and no trap will be sent however note that this Þeld does not indicate whether or not there are any actions associated with the selected ...

Страница 113: ... you wish to modify an existing alarm or create a new alarm based on the parameters of an existing one be sure the alarm of interest is highlighted in the Alarms Watch list then click on the Create Edit button at the top of the Alarms Watch portion of the RMON Advanced Alarm Event List The Create Edit Alarms window Figure 3 4 will appear If you wish to create an entirely new alarm it doesn t matte...

Страница 114: ...default value provided is SPEL IP address hostname date time where IP address and hostname refer to the workstation that created the alarm and date and time reflect the date and time of the alarm s creation 3 If you are creating a new alarm use the Index field to assign a unique currently unused index number to identify the alarm Clicking on the Index button will automatically assign the lowest av...

Страница 115: ...roll bars and click to open the appropriate folders in the MIB Tree panel to locate the object you wish to use click to select it in the panel and its name will automatically be entered in the Alarm Variable field Almost any RMON or MIB II object can be used as an alarm variable as long as it is resident in the device firmware and its value is defined as an integer including counters timeticks and...

Страница 116: ...hich follows this step If you have selected an object which is not part of a table you must assign an instance value of 0 Be sure you define your instance values carefully if you neglect to set the instance correctly you will receive the Set failed ensure variable is readable error message when you click the Apply button to set your alarm NOTE If you select an object which is not resident in the d...

Страница 117: ... the index you will be using Again in the case of an object in the Host Table that value would be 6 since Host Table entries are indexed by MAC address Ñ a six byte value Finally you must specify the index itself in decimal format In the case of a MAC address that means you must convert the standard hexadecimal format to decimal format To do this simply multiply the Þrst digit of the two digit hex...

Страница 118: ...ld like to see triggered if the rising threshold is crossed or use the Events Watch list in the main Alarm Event window to highlight the desired event then click on the Rising Event Index button Be sure you assign the number of a valid event or there will be no response if the selected variable meets or crosses this threshold assigning an index of zero effectively disables the threshold as there w...

Страница 119: ... Index value to create an entirely new event simply assign a new Index number The ability to assign index numbers allows you to quickly and easily create a number of similar events without having to close then re open the window or re assign every parameter Note too that the main Alarm Event window remains active while the Create Edit Event window is open to edit a different event or use its setti...

Страница 120: ...the event of interest in the Events Watch list in the main Alarm Event window TIP Whether you are modifying an existing event or creating a new one is determined solely by the assignment of the Index number if you assign a previously unused index number a new event instance will be created if you use an existing index number its associated event will be modiÞed NOTE Clicking on the Index button to...

Страница 121: ... not those IP addresses have been assigned a community name in the Trap Table 5 You can use the Owner text box for administrative or informational purposes although the text entered here will not appear on any other screens you may want to use the network manager s name or phone number or the IP or MAC address of the management workstation to identify the owner of the event Since any workstation c...

Страница 122: ...ts click on the Cancel button to close the window Adding Actions to an Event For Cabletron devices which support the proprietary Actions MIB selecting the Actions button in the Create Edit Events window opens the Create Edit Actions window Figure 3 6 which allows you to deÞne an SNMP SET or series of SETs that will be performed automatically when the associated event is triggered To add an action ...

Страница 123: ...ch set of actions 4 To select the Variable whose value you wish to SET use the MIB Tree panel provided on the right side of the window For more information about how to use the MIB Tree panel see the MIB Tools chapter in the SPECTRUM Element Manager Tools Guide Use the scroll bars and click to open the appropriate folders in the MIB Tree panel to locate the object you wish you use click to select ...

Страница 124: ... is added or deleted use the Refresh button to update the table at any time Deleting an Alarm Event or Action To delete an alarm event or action 1 In the appropriate window highlight the alarm event or action you wish to remove 2 Click on the Delete button to remove A window will appear asking you to confirm your selection click on the OK button to delete or on the Cancel button to cancel When you...

Страница 125: ... the event description the log itself includes the following Þelds Index This index number is not the eventÕs index but a separate index that uniquely identiÞes this occurrence of the event Time Indicates the date and time of each event occurrence Description Provides a detailed description of the alarm that triggered the event whether it was a rising or falling alarm the alarm index number the al...

Страница 126: ... in hysteresis function designed to limit the generation of events speciÞes that once a conÞgured threshold is met or crossed in one direction no additional events will be generated until the opposite threshold is met or crossed Therefore if your threshold pair spans a wide range of values and network performance is unstable around either threshold you will only receive one event in response to wh...

Страница 127: ... of the RMON Default MIB component Accessing the Statistics Windows 1 Click on the desired port index in the Chassis View window The Port menu will appear 2 For RMON statistics where available click to select Statistics The RMON Statistics Figure 4 1 or MIB II Interface Statistics Figure 4 3 window as appropriate will appear TIP Note that the MIB II I F Statistics window is also available for all ...

Страница 128: ...The Ethernet Statistics Window The selected interface number and its description are displayed at the top of the Statistics window The column on the left side of the window displays each statisticÕs name total count and percentage the column on the right displays the NOTE If the selected interface displays MIB II I F Statistics and you were expecting to see RMON statistics the RMON Default MIB com...

Страница 129: ...t Type Multicast Indicates the number of good packets processed on the network segment that were destined for more than one address Note that this total does not include broadcast packets Broadcast Indicates the number of good packets processed on the network segment that had the broadcast FF FF FF FF FF FF destination address Unicast Indicates the number of good packets processed on the network s...

Страница 130: ...therwise well formed In their default state the percentages displayed to the right of the numerical values for these Þelds indicate what percentage of total packets transmitted on the network segment were of the noted type If you select the of Tot Errors option by clicking the mouse button in the check box the percentages will indicate what percentage of problem or error packets transmitted on the...

Страница 131: ...he completion of the current polling cycle plus one complete polling cycle the screen will display the total count of statistics processed since the entry was created or since the device was last initialized whichever is most recent These totals are updated after each polling cycle 2 Click on the Delta option button after the completion of the current polling cycle plus two more polling cycles the...

Страница 132: ...hot of statistical data When you select Print a standard Windows print window like the sample shown in Figure 4 2 will appear Figure 4 2 Standard Print Window Adjust printer settings as required then click the OK button For more information on the appropriate printer settings consult your Microsoft Windows UserÕs Guide IF Statistics The Interface IF Statistics window Figure 4 3 provides MIB II int...

Страница 133: ...fddi TIP Remember this window can always be launched from the I F Statistics option on the Chassis View port menus it may also be launched from the Statistics option if the selected interface does not support RMON or if the RMON Default MIB component has been administratively disabled This window is also available for all port interfaces via the I F Summary window see Viewing I F Summary Informati...

Страница 134: ...this is occurring routinely it usually means that network trafÞc is overwhelming the device To solve this problem you may need to re conÞgure your bridging parameters or perhaps re conÞgure your network to add additional bridges Consult the Cabletron Systems Network Troubleshooting Guide for more information These statistics are displayed in the pie chart color coded magenta Error Displays the num...

Страница 135: ... to Chapter 2 The SmartSwitch 2000 Chassis View for more information on the Ethernet MicroLAN port display and menu structure Repeater Statistics The statistical information collected and stored by your Ethernet MicroLAN Switch provides you with detailed information about how much trafÞc your network or a segment thereof is experiencing including the sizes and types of packets that make up that tr...

Страница 136: ...xt boxes lets you graphically view your statistics The colors in the pie chart correspond to the colors for Packets green Collisions red and the two error modes Hard Errors cyan and Soft Errors yellow Accessing the Statistics Windows To open the Repeater Statistics window 1 Click on Repeater in the Chassis View menu bar a menu listing the active repeater channels will appear 2 Select the appropria...

Страница 137: ... repeater channel A H to reveal the board level Repeater menu 3 Click on Statistics The board level Statistics window will appear To access the port level Statistics window 1 Click on the appropriate Port to display the Port menu 2 Click on Statistics The port level Statistics window will appear The Module and Port Statistics windows are the same as the Statistics window displayed in Figure 5 1 ex...

Страница 138: ... IP address form as 255 255 255 255 or in MAC hexadecimal form as FF FF FF FF FF FF ARP and RARP requests sent by bridges and routers are broadcast messages Packets Displays the total number of packets processed by the repeater board or port Again note that the packet count includes errors Collisions Displays the combined number of transmit and receive collisions detected by the repeater board or ...

Страница 139: ...Delta To choose Total or Delta 1 Click on the Total option button after the completion of the current polling cycle plus one complete polling cycle the window will display the total count of statistics processed since the most recent start up of the Ethernet MicroLAN Module 2 Click on the Delta option button after the completion of the current polling cycle plus two more polling cycles the window ...

Страница 140: ...tics will automatically update using the time interval you have set allowable time intervals range from one second to 23 hours 59 minutes 59 seconds You can also refresh the statistics accumulated in the Timer Statistics window at any time by clicking the Clear button This will only reset the counters at the Timer Statistics window the statistical counts maintained by the device are not affected T...

Страница 141: ...s window 1 Click on the appropriate Port to display the Port menu 2 Click on Timer Statistics The port level Timer Statistics window will appear The Board and Port Timer Statistics windows are similar to the Repeater Timer Statistics window displayed in Figure 5 2 except that they display statistics applicable to the board or the port The Timer Statistics windows display the elapsed average and pe...

Страница 142: ...s to the right of the text box scroll to change the hour as desired Notice that the time is given in a 24 hour hh mm ss format 4 Using steps 2 and 3 continue to change the minutes and seconds fields as desired 5 Click on OK when you are finished entering new information The new Time Interval you have set is now entered The Timer Statistics window will refresh to zero and the new time interval will...

Страница 143: ...s and their associated menus When you alter a parameter the new parameter will appear on the face of the button and the statistics will refresh to zero activity before regenerating Accessing the Performance Graph Windows To access the repeater level Performance Graph window 1 Click on Repeater on the Chassis View menu bar a menu listing active repeater channels will appear 2 Select the appropriate...

Страница 144: ...ed average values are also displayed graphically The Average statistics are updated every two seconds as averaged over the previous four two second intervals the graphical display also updates at two second intervals For the Þrst 60 seconds of graphing you will note the graph lines extending as each intervalÕs data is added to the graph Once the Þrst 60 seconds has passed the newest data is added ...

Страница 145: ...et frame size of 64 bytes Giant Packets The number of giant packets detected by the selected repeater board or port A giant frame exceeds the maximum Ethernet frame size of 1518 bytes excluding the preamble Algn Errors The number of misaligned packets detected by the selected repeater board or port Misaligned packets are those which contain a non integral number of bytes they can result from a MAC...

Страница 146: ...tics will refresh and begin to measure using the new mode To stop monitoring and exit the window click Cancel The Detail Button The Detail button allows you to view trafÞc processed by the repeater channel board or port according to general frame status good errors or collisions it also allows you to view errors by type When you click the Detail button a separate window appears Figure 5 5 that dis...

Страница 147: ...rt The status conditions and corresponding colors for both the pie chart and numerical statistics are Good Green Total Errors Red Collisions Blue Error Breakdown The Detail Breakdown window also displays the number of error packets received by a repeater board or port You can view both numerical statistics and a pie chart breakdown for the following errors note the corresponding colors Alignment G...

Страница 148: ...vel Alarm Limits window from the Chassis View 1 Click on Repeater on the Chassis View menu bar a menu listing the available repeater channels will appear 2 Select the appropriate repeater channel A H to reveal the Repeater menu 3 Click on Alarm Limits The Repeater Alarm Limits window Figure 5 6 will appear NOTE In order for your device to issue any traps Ð and in order for your management workstat...

Страница 149: ...Window To access the board level Alarm Limits window 1 Click on the appropriate Module Index to display the Module menu 2 Select the appropriate repeater channel A H then right to reveal the board level Repeater menu 3 Click on Alarm Limits The Board Alarm Limits window Figure 5 7 will appear ...

Страница 150: ...t menu 2 Click on Alarm Limits The Port Alarm Limits window Figure 5 8 will appear When using the Alarm Limits screens to set your alarm thresholds keep in mind that repeater level thresholds will apply to all trafÞc received by the selected repeater channel board level thresholds will apply only to trafÞc on the selected board and port level thresholds will apply to trafÞc on the speciÞc port ...

Страница 151: ...d during the conÞgured time base see the explanation for Òwithin Ó below In terms of percentages an alarm threshold value of 1 would generate an alarm if 50 of your packets were collisions one collision for every good packet a threshold value of 15 would generate an alarm if 93 75 of your packets were collisions 15 collisions for every good packet Therefore the lower you set your threshold value t...

Страница 152: ... count only selected error types received by the individual port Remember on an Ethernet MicroLAN Switch a board is equivalent to a repeater channel You can select any combination of the following error types CRC Errors If this check box is selected all packets with Cyclical Redundancy Check CRC errors will be included in calculating the overall percentage of errors Framing Errors If this check bo...

Страница 153: ...s Percentage of error packets You can also conÞgure board or port alarm limits so that the board or port will be disabled when an alarm limit is reached Setting the Alarm Limits Time Interval To set the time interval within which the deÞned alarm thresholds must be reached in order to trigger an alarm 1 Click on the clock symbol next to the within text box in any one of the alarm limits windows th...

Страница 154: ...able Alarm check box to activate it A check box is activated if there is an check in it 4 For board or port level alarms only click on the Allow Board Port to be Disabled on Alarm check box if you wish to disable the board or port when an alarm condition occurs 5 Repeat steps 1 4 for each type of alarm you wish to configure 6 Click on the Apply button to save the configuration then click the Cance...

Страница 155: ...e details Accessing the Trap Selection Windows To open the repeater level Trap Selection window from the Chassis View 1 Click on Repeater on the Chassis View menu bar Select the appropriate repeater to reveal the Repeater menu 2 Click on Trap Selection The Repeater Trap Selection window Figure 5 6 will appear Figure 5 10 Repeater Trap Selection Window NOTE In order for your device to issue any tra...

Страница 156: ...x for a given trap will be grayed as illustrated above for Link State traps When you are changing trap settings at the Repeater or Board level a check box that is left gray for a given trap is treated as a ÒNo SETÓ indicator so that the current settings at the individual port level with respect to that trap will not be overridden when you are changing other trap settings The Port Trap Selection wi...

Страница 157: ...ter segments a port it generates a portSegmenting trap As soon as a segmented port receives a good packet the repeater reconnects the port to the network and generates a portUnsegmenting trap Note that because they do not support the Link signal unterminated BNC thin coax ports appear as segmented When you attach a thin coax cable or a terminator to a port the repeater generates a portUnsegmenting...

Страница 158: ...e current status enabled or disabled for Link State Segmentation and Source Address traps will always be displayed in the port level Trap Selection window The repeater and board level windows will display current settings if they are uniform where settings are not uniform at the selected level the corresponding check box will be gray When you conÞgure traps keep in mind the hierarchy of levels at ...

Страница 159: ...be set to either enabled or disabled and the current mode of mixed settings at the port level will be maintained 3 Click on the Apply button The device will now issue or stop issuing the indicated traps to your management workstation Keep in mind however that no traps will be issued to your management station unless the Ethernet MicroLAN Switch s trap table has been properly configured via Local M...

Страница 160: ...Managing Ethernet MicroLAN Switches 5 26 Trap Selection ...

Страница 161: ...es the system management services for the FDDI protocols including connection management node conÞguration error recovery statistics collecting and management frame encoding SMT is comprised of various subcomponent functions including Connection Management CMT and Ring Management RMT one SMT entity will be present for the ring connected to the HSIM F6 The windows that provide information about the...

Страница 162: ...ics 1 In the Chassis View window click on the FDDI menu option to display the FDDI menu Select the Station Management SMT entity that you want to monitor to reveal the following FDDI menu Figure 6 1 Figure 6 1 The FDDI Menus 2 Click on the desired selection When you select one of these options the associated FDDI window will appear Note that the title bar of each window will display the index numb...

Страница 163: ... is no MAC on the FDDI ring associated with this SMT entity or the selected SMT entity is not attached to the main ring through the backplane FNB A and B ports Ring Op The ring is functioning normally While in this state the MAC being managed is part of an operational FDDI ring Isolated SMT has just initialized RMT or RMT has entered this state during a path test trace after ring beaconing RMT is ...

Страница 164: ...ich could not be corrected during the beaconing process and a Trace has been initiated During a Trace or Path Test the SMT sends a signal that forces its nearest upstream neighbor to remove from the ring and conduct a self test If the ring does not recover each subsequent upstream station will be forced to remove from the ring and conduct self tests until the problem has been corrected While the t...

Страница 165: ...s of Þrmware or 6 msec later Þrmware versions T Req is stored within the MIB in units of nanoseconds one billionth of a second rather than milliseconds one thousandth of a second your Cabletron management application converts nanoseconds to milliseconds for display purposes You can use any SNMP Set Request tool to edit the T Req value just remember that you must enter your value in nanoseconds rat...

Страница 166: ... physical layers of the A and B ports Connection Policy Window The SMT Connection Policy of an FDDI concentrator determines which types of connections are allowed among the four FDDI port types A B M Master and S Slave FDDI protocol forbids MasterÑ Master connections all other connection types are legal although some are considered to be undesirable The Connection Policy window Figure 6 3 lists po...

Страница 167: ...een two nodes the most lenient policy will determine whether the connection as long as it is legal can be made For example if two FDDI nodes attempt an AÑ A connection and this connection is not allowed at one FDDI node but allowed at the other the connection would be accepted If the connection policy at both nodes disallows the connection the connection will be rejected This is a read only window...

Страница 168: ...to the connection policy in the ÒReject X YÓ format where X represents a port on the FDDI Switch Module and Y represents the attaching node To set the connection policy for the device total the bit values corresponding to the desired connection policy according to the table below and then use your SNMP Set Request or Mib tool to set the value for the appropriate SMT index For example to set a conn...

Страница 169: ...ected SMT is connected in ring sequence from the MAC along with each stationÕs node class and current topology Note that the information displayed in the Station List is static once the window is opened for updated information click on the Refresh button If the number of nodes exceeds the panel size scroll bars will appear in the list box that will allow you to scroll through the station list to v...

Страница 170: ... Indicates an FDDI node that provides attachment points to the ring for stations that are not directly connected to the dual ring Topology Indicates the nodeÕs MAC conÞguration topology Upstream Neighbor Displays hardware address in Canonical or MAC format as currently selected of each nodeÕs upstream neighbor FDDI Performance The FDDI Performance window Figure 6 5 provides graphical and numeric p...

Страница 171: ... in the Count Display panel in the top right hand corner of the window Available statistics are Transmit Frames The number of frames transmitted by the HSIM F6Õs MAC during the selected interval Receive Frames The number of frames received by the HSIM F6Õs MAC during the selected interval Frame Errors The number of error frames detected by the HSIM F6Õs MAC during the selected interval that had no...

Страница 172: ... over a deÞned poll rate the peak number of kilobytes per second and the moduleÕs bandwidth utilization expressed as a percentage for the current poll interval To access the FDDI Statistics window 1 In the Chassis View window click on Device to display the Device menu 2 Click on FDDI Statistics The FDDI Statistics window Figure 6 6 will appear Figure 6 6 The FDDI Statistics Window The FDDI Statist...

Страница 173: ... 125 000 000 bytes sec potential on a 100 Megabit second ring Setting the FDDI Statistics Poll Rate To set the FDDI Statistics poll rate 1 Click on the clock symbol next to the Poll Rate sec text box The New Timer Interval text box Figure 6 7 will appear Figure 6 7 New Timer Interval Text Box 2 Using the mouse click to highlight the hour field in the New Timer Interval text box 3 Using the arrow k...

Страница 174: ...e are four frame types which can be transmitted on an IEEE 802 3 Ethernet network Ð Ethernet II Ethernet 802 2 Ethernet 802 3 or Raw Ethernet and Ethernet SNAP there two frame types which can be transmitted on an FDDI network FDDI 802 2 and FDDI SNAP Each of these frame types is described in more detail in the sections that follow Bridges connecting IEEE 802 3 Ethernet LANs to an FDDI ring have to...

Страница 175: ...FDDI which allows a maximum frame size of 4500 bytes and Ethernet frames 1518 byte maximum excluding preamble so FDDI frames may need to be fragmented before being bridged onto an Ethernet network The Frame Translation window lets you set the parameters for frame translation and fragmentation when Ethernet trafÞc needs to traverse an FDDI ring The frame types that you select for translation will d...

Страница 176: ...rnet 802 3 Raw frame format you should consider upgrading your Novell NetWare software to ensure interoperability with other communications protocols unless your current network is not likely to be upgraded and has no interoperability problems Note that IPX packets with checksums which provide data integrity a feature of newer Novell NetWare releases cannot be transmitted on Ethernet 802 3 network...

Страница 177: ... MAC layer and which is not passed to higher layer communications protocols on the datalink layer Any 802 3 Raw frame translated into FDDI MAC will be recognized as such by other Cabletron and many other vendorÕs Ethernet FDDI bridges inserted in the ring and will be forwarded onto the target Ethernet segment as an 802 3 Raw frame FDDI Frame Translation Options The FDDI Translation window lets you...

Страница 178: ...PX FDDI SNAP frames Possible options are Ethernet II default for most TCP IP trafÞc Ethernet SNAP AppleTalk networks Ethernet 802 3 some NetWare 3 12 or other networks running an ISO OSI protocol stack or Ethernet 802 3 Raw NetWare 3 11 and earlier networks Translate all Novell FDDI 802 2 frames to This selection box lets you set the translation parameters for Novell IPX FDDI 802 2 frames Possible...

Страница 179: ...M network uses two types of virtual channels or circuits Switched Virtual Circuits or SVCs and Permanent Virtual Circuits or PVCs SVCs are created and dismantled dynamically on an as needed basis and require no management deÞnition PVCs however must be manually conÞgured The Current ATM Connections window provides the means for accomplishing these conÞgurations Accessing the ATM Connections Window...

Страница 180: ...r assigned to each ATM interface present on the selected module The HSIM A6DP will provide a single ATM interface indexed 27 Maximum Connections Displays the maximum number of connections allowed by current device Þrmware Current ConÞgured Displays the number of Permanent Virtual Circuits or PVCs currently conÞgured Settings The Settings portion of the window contains a list box which displays inf...

Страница 181: ...rcuit Current versions of HSIM A6DP Þrmware use 802 3 VC based multiplexing for bridging protocols designated VC MUX 802 3 Bridged future versions will add support for ATM Forum LAN Emulation and CabletronÕs SecureFast Switching You may also see some connections assigned a type of ÒotherÓ these are default connections that cannot be modiÞed or deleted Status Displays the current administrative sta...

Страница 182: ...Again remember that it is the combination of VPI and VCI that will be used to direct cells through the intermediate switches between the source and destination 4 In the Encapsulation Type field click on the down arrow located to the right of the field and select the desired encapsulation type Current versions of HSIM A6DP firmware use 802 3 VC based multiplexing for bridging protocols designated V...

Страница 183: ... interfaces the T1 lines It will also forward packets received on the DS1 interfaces to or through the host Up to 16 IP addresses can be conÞgured for priority transmission across the HSIM W87 The HSIM W87 is conÞgured using three windows the T3 ConÞguration window the T1 ConÞguration window and the IP Priority ConÞguration window These windows are explained in the following sections The T3 Config...

Страница 184: ...ror measurement period To update this Þeld you must close and reopen the window Valid Intervals Displays the number of previous near end intervals for which valid data was collected The value will be 96 unless the interface was brought online within the last 24 hours in which case the value will be the number of complete 15 minute near end intervals since the interface has been online NOTE For som...

Страница 185: ...Typically the received signal is looped back for retransmission after it has passed through the devicesÕs framing function Line Loop The received signal at this interface does not go through the device but is looped back out Transmit Clock Source Select the T3 Transmit Clock Source Loop Timing which indicates that the recovered receive clock is used as the transmit clock or Local Timing which indi...

Страница 186: ...box display the current values for that line and allow you to change those values The following information is displayed for each T1 connection T1 Line Number Displays the unique identiÞer assigned to each T1 port on the HSIM Time Elapsed Displays the number of seconds that have elapsed since the beginning of the current error measurement period To update this Þeld you must click the Refresh butto...

Страница 187: ...unction Line Loop The received signal at this interface does not go through the device but is looped back out Line Status This Þeld indicates the line status of the interface It contains loopback failure received alarms and transmitted alarm information T1 Line BuildOut Displays the value of the Line Buildout setting This setting controls the amount of attenuation of the T1 signal The possible set...

Страница 188: ...dule Index to access the Module menu 2 Select IP Priority Config The IP Priority Config window Figure 8 3 will appear Figure 8 3 The IP Priority ConÞg Window In the IP Priority ConÞg window there several Þelds and a list box displaying the current IP addresses that have been conÞgured for priority transmission The following information is provided in the window Max Entries This is a read only Þeld...

Страница 189: ...tus Enabled or Disabled of IP Priority conÞguration You can change the status using the Enable or Disable buttons To conÞgure IP Priority addresses 1 In the IP Address field enter the IP Address you want to configure in the appropriate X X X X format 2 Click the Add button to add the IP Address to the list box Remember you can configure a maximum of 16 IP addresses 3 To delete an IP address click ...

Страница 190: ...HSIM W87 Configuration 8 8 Configuring IP Priority ...

Страница 191: ...tance 3 18 alarm limit timer interval 5 19 Alarm Limits Device or Port 5 20 Time Interval 5 19 alarm log 3 5 alarm status 3 13 alarm threshold 3 1 Alarms Advanced 3 2 Basic 3 1 Alarms and Events 3 1 Alarms Watch 3 12 Alarms conÞguring 5 19 Alignment Errors 5 5 5 11 5 18 ATM 7 1 auto negotiation 2 31 Average values 5 6 B Bad Battery 2 47 Basic Alarms 3 1 Battery Capacity 2 47 Battery Output 2 47 Bo...

Страница 192: ... CRC 5 5 5 11 5 18 Framing 5 5 5 11 5 18 Hard 5 4 Soft 5 5 Total 5 11 Errors 5 20 by type 5 18 Ethernet 802 2 frame 6 16 Ethernet 802 3 frame 6 16 Ethernet frame formats 6 15 Ethernet II frame 6 15 Ethernet SNAP frame 6 16 event 3 1 event index 3 14 Event Log 3 14 Event Type 3 23 Events Watch 3 12 3 14 F falling action 3 6 3 8 falling alarm threshold 3 1 3 2 Falling Event Index 3 20 Falling Thresh...

Страница 193: ...14 Load 2 22 Local 6 6 Local Management 2 64 Local Timing 8 3 Location 1 9 lockStatusChanged trap 5 24 Log Events 3 23 Log Trap 3 5 Logical Status 2 21 Logical view 2 7 Loop Timing 8 3 Lost Frames 6 11 M MAC Address 1 9 2 3 6 10 MAC Based Priority ConÞguration window 2 54 creating MAC based priority entries 2 54 MAC Path 6 5 MAC State 6 3 Master 6 6 Max Entries 8 6 menu structure 2 4 MIB component...

Страница 194: ...Primary 1 6 5 Primary 2 6 5 priority packet forwarding 2 50 PVID 2 61 2 65 R Rate 2 23 6 11 Raw 802 3 6 16 Raw Counts 2 22 Receive Frames 6 11 Refresh button 6 9 Requested Target Token Rotation Time 6 5 Ring ConÞguration 6 6 Ring Management 6 1 Ring Ops 6 12 Ring Op 6 3 Ring Op Dup 6 4 rising action 3 5 3 8 rising alarm threshold 3 1 3 2 Rising Event Index 3 20 Rising Threshold 3 5 3 7 3 8 3 13 3 ...

Страница 195: ... 5 Transmit Frames 6 11 transmit priority levels 2 50 Transmit Queue Size 2 25 4 8 Trap 3 23 trap selection current status 5 22 trap table 5 14 5 21 traps 5 21 T Req 6 5 Troubleshooting 2 24 Troubleshooting Guide 5 12 twisted ring 6 7 U Undersized 4 4 Unicast 2 24 2 62 4 8 Unit Failed 2 47 Unit in test 2 47 Unit OK 2 47 Unknown 6 6 Unknown Protocol 2 25 4 8 Up Time 1 10 2 3 2 21 UPS ID 2 47 UPS Up...

Страница 196: ...Index Index 6 ...

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