background image

CBU-NM

 User Manual

ii

80-60100000-02

3–2

3.3.1 Alert Processing

When an alert message arrives, it is processed and converted into an
alarm as shown in 

Figure 3.1

.

Incoming
message

Legal alert

for device?

Poll number

 in Database?

Valid alert

format?

Discard as

unreadable

N o

Y e s

Y e s

Y e s

Create Alarm:

'Unrecognised Alert'

Create Alarm:

'Unknown Device'

Create appropriate SNMP Trap

N o

N o

Create Alarm from

the Alert message

Modify the Network Database

Add alarm to Alarm Database

Legal alert

string?

Y e s

N o

Discard as

unreadable

Figure 3.1 - Alert processing

Содержание CBU-NM

Страница 1: ...e Ltd Cabletron Systems Ltd Fivemere House Network House 161 High Street Newbury Business Park Aldershot London Road Newbury Hampshire England Berkshire England GU11 1TT RG13 2PZ Telephone 44 0 1635 5...

Страница 2: ...mited assumes no liability for losses incurred as a result of out of date or incorrect information contained in this manual Proprietary Notice 1996 1997 Cabletron Systems Ltd all rights reserved This...

Страница 3: ...CBU NM User Manual 80 60100000 02 iii History Sheet 80 60100000 01 V 0 26 software 23 September 1996 80 60100000 02 V 0 27 software 01 July 1997...

Страница 4: ...2 2 2 4 THE NETWORK DATABASE 2 2 2 5 THE NETWORK INSPECTOR WINDOW 2 3 2 6 THE ALARM DATABASE 2 3 2 7 ALARM WINDOWS 2 3 2 8 ACKNOWLEDGING SELECTING ALARMS 2 4 2 8 1 TO SELECT A SINGLE ALARM 2 4 2 8 2 T...

Страница 5: ...HAPTER 4 1 4 2 CONNECTIONS 4 1 4 2 1 LOCAL DEVICES 4 1 4 2 2 REMOTE DEVICES 4 1 4 2 3 OTHER DEVICES 4 3 4 2 4 LINK DISABLING 4 3 4 3 CONTROL TERMINAL 4 3 4 4 AUXILIARY TERMINAL 4 4 4 5 CONNECTING TO N...

Страница 6: ...FILES 6 4 6 5 3 1 INSTALL THE OPTIONAL SNMP EXTENSIONS 6 4 6 5 4 CUSTOMISE PCNC INI 6 5 6 5 5 CREATE THE WINDOWS ICON 6 5 6 5 6 CONFIGURE AND TEST PCNC 6 5 6 5 7 ENABLE THE SNMP LINK 6 5 6 5 7 1 INST...

Страница 7: ...7 9 7 12 1 AUDIBLEWARNINGBUTTON BOOLEAN 7 9 7 12 2 CONTINUOUSAUDIBLEWARNING BOOLEAN 7 9 7 12 3 ALARMLOGGING BOOLEAN 7 10 7 12 4 MINUTESBETWEENSAVES INTEGER 7 10 7 13 SNMP LINK 7 11 7 13 1 FORWARDTRAP...

Страница 8: ...DEVICE 10 3 10 7 NETWORK SORT ORDER 10 4 10 8 NETWORK RESET DEVICE STATUS 10 4 10 9 NETWORK DEVICE ALARM LOG 10 4 10 10 NETWORK TALKWIRE LIST 10 5 10 11 NETWORK DIRECT CONNECT 10 5 10 12 NETWORK DIREC...

Страница 9: ...2 11 6 THE NETWORK DATABASE IS NOT VISIBLE 11 3 11 7 CRASHES 11 3 11 8 THE SNMP LINK IS NOT WORKING 11 4 12 GLOSSARY 12 1 12 1 ALARM 12 1 12 2 AUDIBLE WARNING 12 1 12 3 DEVICE 12 1 12 4 FILTER 12 1 12...

Страница 10: ...6 13 3 2 2 TIME FIELD 13 6 13 3 2 3 UNACKNOWLEDGED FLAG FIELD 13 6 13 3 2 4 POLL NUMBER FIELD 13 6 13 3 2 5 CHANNEL NUMBER FIELD 13 6 13 3 2 6 DEVICE ID FIELD 13 7 13 3 2 7 ALARM CODE FIELD 13 7 13 3...

Страница 11: ...pass this chapter you can use the Glossary to learn the meaning of unfamiliar terms 1 2 Features of PCNC PCNC provides A central site for monitoring and controlling a network Alarm processing to make...

Страница 12: ...l devices directly and to remote devices using a Talkwire List of local devices which in turn communicate with the remote devices The PCNC program runs under Microsoft Windows on an IBM compatible PC...

Страница 13: ...ntains two main databases one to store information about your network and one to store all incoming alarms These databases can be viewed through the Network Inspector window and the Alarm windows resp...

Страница 14: ...an audible warning if enabled and a flashing panel on the toolbar An alarm icon flashes next to the originating device in the Network Inspector window A description of the alarm appears in the Unackno...

Страница 15: ...Database is described fully in Chapter 3 The diagram below shows an overview of the database and its related windows Alarm Database Unacknowledged Alarms Window Network Alarm Log Window Custom Filter...

Страница 16: ...BM compatible PC We recommend that it is of the following type or superior 1 7 1 Hardware 66MHz 80486DX PC with 8MByte of RAM At least 10 MByte of free fixed disk space Colour VGA graphics card and co...

Страница 17: ...ormation about how and why you use the main components of PCNC outlined in Figure 1 2 PCNC Program Structure 2 2 Main Window This is the main control console for PCNC It contains all the PCNC commands...

Страница 18: ...the Window menu or clicking on its toolbar button 2 3 Speed Menus Many PCNC commands can also be accessed using Speed Menus which are very similar to those in the menu bar Click the right mouse butto...

Страница 19: ...The Alarm Database When an alert message is received by PCNC it is decoded and converted into an Alarm which is stored in the Alarm Database Exactly how this is done is described in Chapter 3 Alarms...

Страница 20: ...d 2 8 2 To select a group of alarms Click on the first alarm with the left mouse button Press and hold down the Shift key while you select the last alarm in the group 2 8 3 To select deselect addition...

Страница 21: ...rt messages unprocessed as they arrive You can poll devices on the local network and issue commands to them using this window The Auxiliary Terminal offers a number of emulations including DEC VT 100...

Страница 22: ...the database is saved When you reload PCNC automatically reads the database back from this file 3 3 SNMP Traps PCNC is also capable of translating alarms to SNMP Trap PDU format This facility is avai...

Страница 23: ...ssage Legal alert for device Poll number in Database Valid alert format Discard as unreadable No Yes Yes Yes Create Alarm Unrecognised Alert Create Alarm Unknown Device Create appropriate SNMP Trap No...

Страница 24: ...see Section 3 3 3 At this stage if required the alarm is converted into an SNMP trap and forwarded to an NMS see Chapter 5 Alert messages often indicate a change in device status eg that a device has...

Страница 25: ...t received eg Performing Backup An Unknown Device alarm is generated if a valid message contains a Poll number for which there is no entry in the Network Database The device name is then shown as Unkn...

Страница 26: ...n since all Archived alarms have to be acknowledged see Section 3 5 Clicking the right mouse button over any Alarm window invokes the Alarm Speed menu which is identical to the standard Alarms menu 3...

Страница 27: ...can be viewed at any time To archive the current alarms use the Save to Archive file command from the Alarms menu or the toolbar A dialogue box appears allowing you to specify a filename PCNC uses th...

Страница 28: ...ead into other applications such as Microsoft Excel 5 This allows you to manipulate the data collected by PCNC in many ways For example you can perform detailed analysis of the alarm information or in...

Страница 29: ...d alarms hidden from view In the Device and Network Alarm Log windows Filter 2 allows you to hide all the acknowledged or unacknowledged alarms as required Since the Unacknowledged Alarms window and t...

Страница 30: ...ed to each window A Custom Filter represents a user definable combination of the Alarmed and Alarm type filters Alarm Database Unacknowledged Alarms Window Network Alarm Log Window Device 1 Filter Cus...

Страница 31: ...the button on the toolbar This will invoke a Change Filter dialogue box which allows you to change the filter settings for the currently selected Alarm Log window Note you cannot set up a custom filt...

Страница 32: ...the Show or Hide button on the left The bitmap will change to indicate whether the alarm is shown or hidden You can select multiple types from the list by using the Ctrl and Shift keys By default no...

Страница 33: ...s to network devices PCNC uses both hardware and software connections ports and Links The ports are the COM ports on the back of your computer which connect to the network Links are internal software...

Страница 34: ...fined in the Talkwire List The diagram below shows a typical arrangement of Local and Remote network devices connected to PCNC KBU KBU KBU KBU Port Sharer Command PCNC Control Port Local Network KBU 6...

Страница 35: ...if you are not using remote alarm reporting the appropriate Link should be disabled If you disable a Link PCNC cannot receive information from the devices that would have connected to it so it cannot...

Страница 36: ...ails The devices connected to the auxiliary port are ones that do not generate messages in a way that PCNC can use For this reason this window is purely a Terminal Emulator it is not linked to the dat...

Страница 37: ...n as Talkwire Units which have been allocated for use in Remote Direct Connection Channels defined as Talkwire Units display Tw in the Location field of their entry in the Network Inspector window Dev...

Страница 38: ...e Available KBUs list by clicking on them and then press the Add button located between the two lists They will now appear in the KBUs used for talkwire calls list To help with selecting the KBU chann...

Страница 39: ...n how to set up the TCP IP support software 5 2 Overview This feature allows PCNC to translate alarms into standard SNMP Trap PDU format Using separate software Chameleon these traps can be sent via T...

Страница 40: ...re a single network interface card It may need to be configured with an IRQ number and other information before the card can be used Refer to the manual supplied with the driver for details 5 3 3 Cham...

Страница 41: ...rogram s main window Under the Logging menu select Options To log traps to a file click on the Browse button which invokes the standard file open dialogue box Select the required file and click OK The...

Страница 42: ...le PCNC is running but this disables the SNMP link Therefore a dialogue box prompts you for confirmation of this action It is not possible to close Newt manually 5 4 How the Traps are sent and receive...

Страница 43: ...eiving of traps are defined in the SNMP Link section of PCNC INI See section 7 13 5 5 Installing the Chameleon package If you are running Windows for Workgroups check the Chameleon Installation on Win...

Страница 44: ...Destinations box Enter the host name and IP address of the NMS in the Host Table dialogue box Select the File Save command from the Custom application s menu as instructed in the Chameleon TCP IP for...

Страница 45: ...s Guide and or the Chameleon Installation on Windows for Workgroups booklet to help you find the cause Reconfigure as necessary until you are able to see the NMS host reliably 5 6 Install the MIB int...

Страница 46: ...ormat The MIB file describes the SNMP trap format as generated by PCNC with the ForwardTrapsToNms setting in PCNC INI set to On With the ForwardTrapsToPcnc setting On PCNC simply encapsulates alert st...

Страница 47: ...different directory substitute its name whenever you see C PCNC mentioned later The information in this section describes the correct way to install PCNC version 0 27 Newer versions with different ins...

Страница 48: ...e first disk contains the main PCNC program files PCNC EXE and its related DLLs a file containing default setup information PCNC INI the Help file PCNC HLP Disk 2 contains the Borland class libraries...

Страница 49: ...nd test Chameleon Install FIVMERE MIB Test PCNC Reconfigure PCNC INI for SNMP Test PCNC with SNMP SNMP Section 5 5 6 5 3 6 5 3 6 5 5 6 5 6 6 5 7 1 7 13 6 5 7 3 6 5 2 Figure 6 1 Installation process 6...

Страница 50: ...d Refer to the manual supplied with the driver for details 6 5 2 3 Install Chameleon The Chameleon TCP IP for Windows package from NetManage is a group of programs designed to communicate with a wide...

Страница 51: ...program check the setup of PCNC INI and make sure that all the files listed earlier are stored in the working directory If it loads without trouble use the Help About command to verify the status of t...

Страница 52: ...two files customised to run with your network PCNC INI and PCNC DAT Before you start you should make a backup copy of these files because they cannot be replaced easily if you accidentally damage them...

Страница 53: ...C before 0 27 required the use of a separate Device Driver DLL file for each device type PCNC needed to recognise Version 0 27 no longer requires these files and they can be deleted from your working...

Страница 54: ...P IP network for the optional SNMP link is dealt with in detail by Chapter 5 7 2 Introduction The PCNC INI file contains readable text that defines the configuration of various elements of the PCNC pr...

Страница 55: ...es you must have either a Control Link a Remote Link or both The Auxiliary Link is optional For each Link you plan to use you will need a serial port on your computer Under Microsoft Windows serial po...

Страница 56: ...make a backup copy of the PCNC INI file before you edit it Once you have made the changes save the new PCNC INI file and run PCNC PCNC only reads PCNC INI when it loads so if you changed the configur...

Страница 57: ...nimum value The range for each setting is indicated where appropriate in the following sections and in the on line help 7 8 Control Link All settings in this section are required for PCNC to connect t...

Страница 58: ...etween 256 and 32767 NB Values greater than 512 can cause problems with the Windows COM Driver if used with the 16550 UART and should not be set if you are using this Driver 7 8 4 TxQueueSize integer...

Страница 59: ...ou do not need to use the Auxiliary Link Some of the entries in this section have a format identical to those in the Control Link section These are Port LineCount RxQueueSize and TxQueueSize Their def...

Страница 60: ...by the BreakLength entry when you press Ctrl Break or Ctrl C 7 9 4 BreakLength integer Default 500 Purpose Specifies the duration in milliseconds of the line break This entry can take any value betwee...

Страница 61: ...ses the Cabletron Network Controller to choose a default colour that depends on the Emulation setting For the TTY ANSI and VT 52 emulations this is 15 White For the VT 100 emulation it is 0 Black The...

Страница 62: ...oloured grey and clicking on them will have no effect You can use this behaviour to set the Audible warning to always sounds or never sounds Select the desired setting while the command is enabled the...

Страница 63: ...armLogging should be On If you are using PCNC s SNMP Link to forward alarms to an NMS you may wish to prevent PCNC storing the alarms it receives This eliminates the need to archive the Alarm Database...

Страница 64: ...ach alarm as described by the MIB file supplied on Disk 3 This is the normal use of the SNMP Link and corresponds to the Server On setting in the SNMP Link section of PCNC INI in PCNC version 0 26 7 1...

Страница 65: ...bject identifier Default 1 3 6 1 4 1 233 Purpose Similar to the previous entry this OID is used when generating traps to be sent to an NMS 7 13 6 TrapRxOid Group object identifier Default 1 3 6 1 4 1...

Страница 66: ...Network Inspector window Each device is identified both internally and by PCNC using a unique Poll number However PCNC allows you to assign a unique name to each device in the database This could be i...

Страница 67: ...connect command PCNC will then automatically make the connection using the Poll number stored in the database You can then send commands using the Control Terminal which will display the name of the...

Страница 68: ...ich must be unique Device Type Shows the device s product name Name This shows the device s name must be unique Location Shows if the device is local in the Talkwire List remote or SNMP and whether a...

Страница 69: ...work Inspector window so make that the currently active window To add a device select the New device command from the Network menu the Speed menu or the toolbar This brings up the New Network Device d...

Страница 70: ...oxes are displayed in which you can type a name for each channel which must be unique In this case alarms display the name of the channel not the device they came from If you do not want to name the c...

Страница 71: ...t may need to be configured before they can communicate with PCNC This section describes the PCNC compatible options for Cabletron products In all products the command port will need to configured wit...

Страница 72: ...the KBU can send ALERTs to PCNC 9 4 Cabletron Generic Shelf Products To receive alarms in all Generic Shelf products the GSMC must have ALERTs enabled in the Command Port Menu the default setting Eve...

Страница 73: ...layed in the Title Bar at the top of the Main Window When you click on a menu the commands are listed underneath All the commands can be accessed from the menus using either the mouse or the keyboard...

Страница 74: ...t to access a command using the keyboard These are the same letters as are underlined in the heading To invoke a command press Alt then the Menu letter then the Command letter For example to add a new...

Страница 75: ...settings for the selected device A dialogue box similar to the New device dialogue box allows you to modify the device s details Toolbar button Menu keys Alt N E Speed Menu Network Inspector window To...

Страница 76: ...rpose Clears the status of the selected device to Status unknown Menu keys Alt N R Speed Menu Network Inspector window To enable Select from the Network Inspector window a device showing status inform...

Страница 77: ...use the Talkwire List 10 11 Network Direct connect Purpose Opens the Control Terminal window and issues all the commands necessary to connect to a network device See also Section 4 5 Menu keys Alt N...

Страница 78: ...See Section 3 8 for details Toolbar button Menu keys Alt A F Speed Menu Any window that displays alarms except the Unacknowledged Alarms window To enable Select any window that displays alarms except...

Страница 79: ...leWarningButton entry in the Options section PCNC INI is set to Available 10 17 Alarms Save to archive file Purpose Clears the contents of the current Alarm Database and saves it to a LOG file The com...

Страница 80: ...m database Purpose Saves the contents of the current Alarm Database to a file in a comma separated variable format CSV which can be read by other applications such as Microsoft Excel See section 13 3...

Страница 81: ...dow not already open 10 23 Window Control terminal Purpose Activates the Terminal window that communicates with the Control port See Section 4 3 for details Toolbar button Menu keys Alt W T if window...

Страница 82: ...side so that they fill the Main window and do not overlap Menu keys Alt W L To enable You must have at least one window open 10 27 Window Arrange Icons Purpose Arranges the icons that represent minim...

Страница 83: ...10 30 Help Using help Purpose This command provides help on how to use the Windows Help application Use this command if you are not sure about how to use Help Menu keys Alt H U 10 31 Help About Purpo...

Страница 84: ...alert messages are being received by PCNC If there are no alerts then try polling a network device If you get no response check the connection to the Control port and the Port setting in PCNC INI see...

Страница 85: ...are not left open at times of heavy network traffic See Section 14 5 for more details 11 4 The command line is not working properly If the command line appears in the Control Terminal window but beha...

Страница 86: ...in the Network Database Either the device has never been defined or its Poll number does not correspond to that specified in the database Again you need to modify the database or the device settings s...

Страница 87: ...If PCNC encountered a problem while saving the file the file may be corrupt and will not work even after you have restarted Windows If this is the case rename PCNC DAT as PCNC BAD and restore PCNC 000...

Страница 88: ...received PCNC can alert you with an audible warning if required This warning will sound until you disable it or acknowledge all the alarms Its operation is controlled by settings in PCNC INI which ar...

Страница 89: ...connection to the other Links The SNMP Link if installed allows PCNC to communicate with Cabletron devices over TCP IP using separate TCP IP support software ALERTs can be received in the form of SNMP...

Страница 90: ...s working directory Like PCNC DAT it holds user defined information so be careful not to damage or delete it 12 10 Poll Number Every device on a Cabletron network is identified with a unique Poll num...

Страница 91: ...cate directly with remote KBU devices This allows you to access remote devices via the Control Link and therefore send commands to them which is not possible using the Remote Link For a more detailed...

Страница 92: ...ce the mouse pointer over the relevant button and click the left mouse button 12 18 Working directory This is the directory that contains the PCNC files It is usually C PCNC but can take any name if r...

Страница 93: ...ds In the following descriptions field types are enclosed in brackets Optional items are enclosed in brackets Literal sequences are presented as they should appear in the alert message The field types...

Страница 94: ...retained in the alarm message when it is placed in the Alarm Database Non printable characters other than CR LF and TAB are stripped prior to processing by the alarm recogniser The recognition proces...

Страница 95: ...raps from Cabletron devices on a TCP IP network To enable this set ReceiveTraps On in the SNMP Link section of PCNC INI These traps are generated by the hardware and are defined by the alertCabletronM...

Страница 96: ...ge In NMS format they specify the type poll number and channel number of the device If the NamesInTraps setting of PCNC INI is On PCNC will also include the name of the device as entered in the Networ...

Страница 97: ...1 2 Signed Numeric Fields Signed numeric fields consist of an optional minus sign followed by one or more digits These fields are not enclosed in quotation marks The ranges of legal values are field d...

Страница 98: ...is in a 24 hour clock format 13 3 2 3 Unacknowledged flag field This is a single digit unsigned numeric field It is 0 if the alarm is acknowledged 1 if unacknowledged 13 3 2 4 Poll number field This...

Страница 99: ...10 CBUQBR TE 11 CBUQLB 12 CBUQHB 13 CBU 14 14 CBU 6 15 CBU1000 1 Unknown product Table 1 Cabletron Equipment type numbers Note that if this field is 1 the Device alarm code field will be 4 the Product...

Страница 100: ...4 Unknown product In the strings above the symbol denotes a space 13 3 2 9 Device or channel name field This is a text field which gives the name of the channel or device that generated the alarm This...

Страница 101: ...n alert message could not be processed in the normal way 1 SNMP PCNC has been shut down 2 SNMP PCNC is entering local mode 3 SNMP PCNC is entering remote mode 4 Unknown Device PCNC could not find the...

Страница 102: ...nactive 7 40 Performing backup Backup initiated Automatic backup 41 Performing restore Automatic restore 42 Possible unauthorised access attempt 3 43 Restarted 44 50 Unused 51 Network Rx data overrun...

Страница 103: ...d 97 Card found 98 Card lost 99 PSU AC failed 2 100 PSU AC restored 2 101 PSU DC failed 2 102 PSU DC restored 2 103 Cooling failed 2 104 Cooling restored 2 105 PSU removed 2 106 PSU inserted 2 107 Fan...

Страница 104: ...r disconnected 3 Online user connected 5 x y x and y are 1 2 digit numbers in the range 0 30 x no of channels in use y no of channels remaining Therefore x y is a constant for any B channel provider 6...

Страница 105: ...o retain compatibility with previous versions When it is enabled the handshaking scheme is designed to operate with PCNC connected to the master port of a Cabletron port sharer PSV It operates by moni...

Страница 106: ...Pin Female on lead 2 3 4 5 6 7 8 1 Shield FG TXD RXD RTS CTS DSR SG DCD DTR Name Direction 7 8 20 2 3 4 5 6 1 7 8 20 2 3 4 5 6 1 Figure 14 1 Non handshaking cable specification Note that the DSR DTR a...

Страница 107: ...incorrect cabling 14 4 1 Handshaking disabled With handshaking disabled a looped cable is required If a straight through cable is used it will not be possible to select devices correctly When you atte...

Страница 108: ...he PSV units in the network Only the throughput is affected by the handshaking scheme not arbitration between alarming devices except in the case when a device is polled and PCNC s receive buffer beco...

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