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Cabletron Systems SPECTRUM TRMMIM User's Manual

1. The Alarm Type options at the top of the window represent the variables for which you can assign station level alarm thresholds To change the status or threshold for an alarm type you must first click on its option at the top of the window threshold and status changes will be applied to the alarm type selected at the time the changes are made and to the stations as determined by the current setting in the Set Alarm For field You can set an alarm threshold for the following variables Line Errors A line error indicates the presence of a coding violation between the starting and ending delimiters of data a frame check sequence error or a code violation in a token These can be caused by power surges on the ring they are counted but initiate no other recovery procedures Internal Errors An internal error is counted when a station recognizes a recoverable internal error in its own adapter and may temporarily remove itself from the ring A large number of internal errors indicates a station in marginal operating condition possible problems include inoperable chipset timers or counters Burst Errors A burst error occurs when five half bits of Manchester encoded data are received by a station without a phase change a signal transition from 0 to 1 or from 1 to 0 This error is normal when stations enter or leave the ring without phantom current however it can also indicate a problem with the receiver on the reporting node th
2. In the Alarm Type list click mouse button 1 on the alarm type you wish to configure Enter your desired alarm threshold in the Threshold field keeping in mind that ring level alarms will count a occurrences of the selected variable on the ring as a whole Enable or Disable the selected alarm type by clicking mouse button 1 in the appropriate Status option Click mouse button 1 on Apply to save your changes If you wish to configure more than one alarm type be sure to click on Apply before selecting another alarm type or the changes you made to the first alarm will be lost Your new alarm status and thresholds will take effect immediately Setting and Viewing Station Alarms To view or set station level alarms highlight the appropriate interface in the Ring Stn Alarms window then click mouse button 1 on __ Station __ the Station Alarms window Figure 4 3 will appear Setting and Viewing Station Alarms 4 5 Alarm Configuration main Ring Stn Alarms window Network 1 Station Alarms 134 141 60 155 Tinebase 10 Line Internal Burst Module Port Station Nane 1 Terrapin Threshold 2 Status Enabled Disabled Set Alarm For Selected Stations Apply Close Congest Status Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Figure 4 3 The Station Alarms Window The alarm Timebase displayed here is defined in the Ring Alarms window and applies to all enabled ala
3. board and port index if the station is connected to the monitored hub and the station s measurement of the selected parameter See Figure 3 14 following page for some sample windows Using the Find Options 3 29 Ring Map Next Highest Occurrence Info on Frames Find Find MAC Address 00 00 b8 40 27 e2 Name Zippy Board 4 Port 2 Frames 0 50 s This station has the 1st highest occurrence of Frames on this ring 00 00 b8 40 27 e2 MAC Address Name Zippy Board 4 Port 2 Total Errors 0 00 s This station has the 1st lowest occurrence of Total Errors on this ring Next Lowest Occurrence Info on Total Errors Figure 3 14 Sample Find Highest and Lowest Windows 3 To find the station with the next highest or lowest incidence of the selected parameter click ON Next Highest Occurrence Or Next Lowest Occurrence respectively Note that you can also click on Info on for a brief description of the selected parameter Accessing Other SPMA Applications 3 30 The Program menu also provides access other SPMA applications that are specific to token ring devices To launch another application 1 Click on Program 2 Drag down to select one of the following the selected application will initialize in a new window Alarm Configuration see Chapter 4 Statistics see Chapter 5 Security see Chapter 6 Note that the new application launches in its own independent wi
4. s MIB information Again note that the TRMMIM s Network components always have unique community names For devices which support the new global community names you must make note of the automatic modifications that are made for network components and use those specific community names when trying to access information stored in those components The MIB component descriptions provided above will serve as a roadmap for determining where the information you re interested in is located you can use the SPMA Community Names tool described in Chapter 3 of the SPMA Tools Guide to determine whether your version of firmware supports the original component based MIB architecture or the new global community names The Community Names tools also allows you to both view and set the community names which apply to your device TRMMIM MIB Structure A Abort 2 23 abort error 5 10 Abort Sequence 3 17 AC 2 23 AC error 5 9 AC Errors 3 17 AC errors 4 8 accessing Module and Port menus 2 6 ACT 2 10 Active Monitor 3 27 active monitor 3 4 3 12 active monitor changes 3 21 active monitor participant errors 4 4 Active Ports 2 10 Active Users 2 14 Address Recognized Indicator ARI 3 17 Admin 2 8 2 10 Admin State 2 16 Admin status 2 8 Admin Link 2 9 Admin Link status 2 8 alarm limits 4 1 Alarm List Box 4 4 alarm response 4 1 alarm threshold 4 5 4 8 alarm timebase 4 3 4 5 4 6 alarm variables 4 4 alarms ring level 4 3 station level 4 5 Al
5. b Using the buttons at the bottom of the window select the Allowed or Disallowed List option as appropriate c Click on ada to enter the new stations in the appropriate list then Close to exit the window Deleting Stations from the Allowed or Disallowed Lists You must set ring security to the Warn and Remove mode to delete a station from the Allowed List and keep it off the ring remember in Warn mode any station entering the ring is automatically added to the Allowed List and permitted to stay on the ring To remove an individual station or a range of stations from the Allowed Stations List 1 Make sure that the security mode is set to Warn and Remove to be sure a station is permanently removed from the Allowed List 2 Click mouse button 1 on an individual station in the appropriate list or click and drag to select a range of stations you want to delete A station will be highlighted to show it is selected 3 Click on Delete to remove the stations from the list 6 8 Configuring Security Ring Security Configuration Moving a Station Between the Allowed and Disallowed Stations List You can move an individual station or a range of stations between the Allowed and Disallowed Stations Lists as follows 1 Click mouse button 1 on an individual station in the appropriate list or click and drag to select a range of stations you want to switch to the opposite list A station will be highlighted to show it is
6. read write or super user to all of that device s MIB information even if the other MIB components have different community names as will occur of necessity with the TRMMIM s multiple Network MIB components each of which must have a unique set of community names The set of community names you assign via Local Management are those which apply to the Chassis MGR MIB component Newer versions of devices with this component based MIB architecture have been simplified somewhat these devices support a single global set of community names with small modifications added automatically to accommodate multiple instances of the same MIB component as occurs with the TRMMIM s Network components Again defining your device icon or launching a management application with one of these global community names gives SPMA access to all MIB information Where community names may become an issue however is when you are using the MIBTree or any similar MIB based tool such as those provided by SunNet Manager or HP Network Node Manager to access MIB information For these kinds of tools you must supply the precise community name assigned to the component that contains the information you want For devices which support TRMMIM MIB Structure A 3 TRMMIM MIB Structure A 4 the original component based MIB architecture this means you must use the exact community name you have assigned to a specific component to access that component
7. unauthorized stations attempting to insert into the ring This application is described thoroughly in the Ring Security Configuration chapter The IP Address Table option in the Device menu shown in Figure 2 2 grayed out is not supported for the TRMMIM Info If you need to call Cabletron s Technical Support about a problem with the Hub View application you ll need the information provided in the Info window Information 134 141 60 159 Cabletron TRMMIM Revision 3 01 01 Token Ring Device Hub View 2 01 00 152 program version Token Ring Device firmware revision Figure 2 3 Hub Information Window Quit Clicking mouse button 1 on the Hub View Quit button closes all Hub View application windows any open applications which can also be accessed from the command line will remain open Using the Mouse in a Hub View Module 2 6 Each MIM installed in the TRMMIM controlled hub will be displayed in the Hub View use the mouse as indicated in the illustrations on the following pages to access Module and Port menus and functions as well as to configure the multiplexers which connect the module to the MMAC chassis Flexible Network Bus FNB Using the Hub View Using the TRMMIM Hub View Module Index Displays the index of the Module in the MMAC chassis Click mouse button 1 to open the Module Status window Click mouse button 3 to display the Module menu Module Type Displays the type code for the gt TRR 4
8. Drop 1107 Board Port Drop This label displays each station s board and port index as well as its administratively assigned drop number if one has been assigned Viewing Ring level Information Ring Map If the inserted station is connected to another hub via the monitored hub s Ring in Ring out ports the board and port are unknown and will display as zeroes 0 0 The station s physical drop is an administratively assigned string that you can use to identify a station s physical location If assigned the drop will appear as a subvector in certain Token Ring MAC frames such as a new active monitor frame report error frame or the report station address frame used in the neighbor notification process A physical drop consists of up to four alphanumeric characters to set one see Setting a Station Drop page 3 9 B Diamond Name This label displays the name administratively assigned to each station if one has been assigned To assign one see Setting a Station Name page 3 8 If a station does not have an administratively assigned name lt none gt will display in the label 00 00 b8 b0 bf e4 MAC Address This is the default label it displays each station s six byte MAC address in Canonical format reverse bit order Cabletron a0 51 73 Vendor MAC Address This label displays the vendor of the monitored station as determined by the first three bytes of its MAC address the remainder of the MAC addre
9. Interval Window 3 Inthe Enter Interval field type in the number of seconds you desire between polls from your management station to the monitored hub The poll interval you enter must be at least 10 seconds the default is 20 seconds 4 Click on Ok to accept the interval or _ __ to exit without changing the interval Note that the next time the Ring Map application is started the poll interval will reset to its default value of 20 seconds 3 20 Viewing Ring level Information Ring Map Viewing Beacon History The Beacon History window displays a record of significant ring events including active monitor changes ring purges and information related to beaconing states The information displayed in this window will update after each polling interval To open the Beacon History window 1 Click on Pze _ at the top of the Ring Map window 2 Drag down to Beacon History and release The Beacon History window Figure 3 11 will appear 134 141 60 164 Active Monitor Changes 35 Ring Purges 437 Beacon Events 0 Last Beacon Type No Beacon Frames Detected Longest Beacon 00 00 00 Last Beacon 00 00 00 Figure 3 11 The Beacon History Window The Beacon History window contains the following information Active Monitor Changes Displays the number of times the ring s active monitor has changed since the ring was first initialized or the device was last reset Ring Purges Displays the number of ti
10. Systems Inc 134 141 60 159 TRR 2AT TRMMIM TRR 2AT TR 24A4 TR 424 TRMMIM O1 OO OO OO 60 10 Admin Link Special A min Link Admin Link Admin Link A min Link Contact Status Uptine 10 days 22 12 34 Tine 04 10 05 Date 09 11 96 Device Name TRMMIM Device Location Fennario elelee IP Address 134 141 60 159 MAC Address 00 00 b8 90 a7 ef Device Info Quit s MGT 4 16 MGT l MGT 16 MGT 16 MGT History Figure 2 1 TRMMIM Hub View Hub View Front Panel In addition to the graphical display of the Media Interface Modules MIMs the Hub View gives you device level summary information The following Front Panel information appears to the right of the module display in the Hub View Contact Status is a color code that shows the status of the connection between SPMA and the device e Green indicates a valid connection e Blue means that SPMA is trying to reach the device but doesn t know yet if the connection will be successful e Red means that SPMA is unable to contact or has lost contact with the device Using the Hub View 2 3 Using the TRMMIM Hub View 2 4 Uptime The time that the device has been running without interruption The counter resets to 0 days 00 00 00 days HH MM SS when one of the following occurs e Power to the MMAC chassis is cycled e The device is reset manually Time and Date The date and time are tak
11. Utilization Displays the percentage of the total usable bandwidth 4 or 16 Mbits that is currently being used on the monitored ring This field will update after each polling interval State Displays the current operational status of the monitored ring Possible status conditions are Unknown Indicates the state of the ring cannot be detected by the management station Closed Indicates that the management station is not inserted into the ring and therefore cannot determine the ring state Normal Token Indicates the ring is running with no problems and Protocols tokens are being detected by the management station Purge Indicates that the active monitor has issued a ring purge command Communications will be restored when a new token is released Contention Indicates that the ring has entered into the active monitor contention process to select a new active monitor Beaconing Indicates that the management station has detected a beacon frame Lobe Fail Indicates that a station failed the lobe self test when it attempted to insert into the ring Program Use the Program _ button to launch applications which apply to the ring as a whole Selecting a Ring to Map 3 5 Ring Map Find Use the rfin button to locate a specific station on the ring by any one of a number of characteristics including drop station name and MAC address you can also identify stations of special interest such as the active monitor or
12. a0 17 59 00 00 b8 70 f4 a8 00 00 b8 68 79 54 00 00 b8 90 92 5d Figure 3 2 The Ring Map Window You can also change the ring you re viewing without quitting the Ring Map application To do so 1 Click on Program 2 Drag down to Select Ring The Ring Selection window will re appear Note that when you re open the Ring Selection window there is a Cancel button in place of the Quit button in the window Clicking on Cancel closes the selecting window without exiting the application The Ring Map window displays all stations on the currently selected ring counter clockwise in downstream neighbor order beginning with the monitored device You may need to re size the window or scroll through it to view each station on the selected network The current active monitor will display in green text the current ring management station will be displayed surrounded by a blue border If the ring management station and the current active monitor are the same station that station will bear both the green text and the blue border 3 4 Selecting a Ring to Map Ring Map The upper section of the Ring Map window beneath the Progan _ and Fina buttons displays the following ring information Speed Displays the operating speed 4 Mbits sec or 16 Mbits sec of the selected ring Stations Displays the number of stations currently inserted into the selected ring Name Displays the name assigned to the selected ring network
13. and issue a new token Congest A congestion error occurs when a station recognizes a frame addressed to it but is unable to copy the frame because it has no available buffer space Although this indicates a station which is performing poorly it will not adversely affect other stations on the network therefore no ring recovery procedures are initiated Frame Copy An FC error is counted each time a station recognizes a frame addressed to itself and detects that the Frame Status field s ARI bits are already set to 1 indicating that there has possibly been a line surge or that another station is duplicating its address Note that it is virtually impossible to have a ring with duplicate addresses since most of the time the ring uses the hard coded address on the adapter and duplicate addresses are checked for when a station inserts itself into the ring However a system administrator can pass a locally assigned address to the adapter so it is possible to unintentionally administer a duplicate address while a device is on a ring This error is more commonly caused by transparent bridging on a Token Ring network Token Errors A token error is counted when the active monitor either does not see a token circulating on the ring before its TVX Timer Valid Transmission timer expires e g a lost Frame error has occurred or sees a recirculating frame or token Each time a token error is noted the active monitor purges the ring and iss
14. button mouse button 3 Under OpenWindows menu buttons can be activated by clicking the right button and convention dictates that the left button activates a default menu option within SPMA that default option will also display the entire menu Because of this difference references to activating a menu button will not include instructions about which mouse button to use All other panels from which menus can be accessed and all buttons which do not provide access to menus will operate according to SPMA convention as documented Getting Help 1 6 If you need additional support related to SPMA or if you have any questions comments or suggestions related to this manual contact Cabletron Systems Technical Support Before calling please have the following information ready e The product name and part number e The version number of the program that you need help with SPMA is modular which means each application will have a specific revision number Where applicable an INFO button provides the version number you can also view the version number for any application by typing the command to start the application followed by a v You can contact Cabletron Systems Technical Support by any of the following methods By phone Monday through Friday between 8 AM and 8 PM Eastern Standard Time at 603 332 9400 By mail Cabletron Systems Inc PO Box 5005 Rochester NH 03866 5005 By CompuServe GO CTRON from any prompt By Inte
15. change hub display options and set TRMMIM operating and notification parameters Some of the same functions are available at all four levels keep in mind however that functions accessed from the device menu will provide information about and control all the modules in a hub or in the first ring detected by the management board while the functions accessed from the module or port menus provide information about and control a single module or port Monitoring Hub Performance 2 11 Using the TRMMIM Hub View 2 12 Device Menu Module Menu Station Port Menu Ring Port Menu Status Status Port Status Port Status Station Status Port Display Form gt FNB Status Statistics Disable Ring Out Enable FNB Display Mode Pie Charts Disable Speed Graphs Meters Find MAC Address address Tabie Enable Ports gt Remove Station Polling Intervals Enable Ring Out Ring Map Enable Alarm Configuration Disable Statistics Security Figure 2 5 The Device Module Station Port and Ring Port Menus Note that the Hub View application only allows you to control boards in the domain of a single management module If you have another management module installed in the chassis to the left of the monitored TRMMIM boards that are under the domain of that module i e Media Interface Modules or MIMs to its left will still display in the Hub View of the monitored TRMMIM however only boards within the domain of the monitored TRMMIM can be
16. correctly controlled Although you can display Module menus for MIMs outside of the domain of the monitored TRMMIM you cannot use these menus to correctly control those MIMs Hub performance data available through these menus includes e Device Module Port Station and Ring Port Status windows Note that information displayed in the Status windows is static that is it is only gathered at the instant the Device Module Port Station or Ring Port Status window is opened To receive updated information in one of these windows you must exit the window and re open it e Device and Station statistics which provide a complete breakdown of ring activity e Device pie charts graphs and meters as graphic representations of the types and levels of traffic passing through the hub For more information about pie charts graphs and meters see the Charts Graphs and Meters chapter in the SPMA Tools Guide Monitoring Hub Performance Using the TRMMIM Hub View Graphing capabilities are provided by an application that is included in HP Network Node Manager and IBM NetView therefore graphs are only available when SPMA is run in conjunction with one of these network management platforms If you are running SPMA in a stand alone mode or in conjunction with SunNet Manager no graphing capabilities are available and no graph related options will be displayed on buttons or menus Note that the screens displayed in this guide will includ
17. for the ring network being managed by the TRMMIM click mouse button 1 to select the desired ring then click mouse button 1 on Security The Security Config window Figure 6 2 will appear Launching the Security Configuration Window 6 3 Ring Security Configuration Network 1 Security Config 134 141 60 151 Set security mode Disable Security Warn Enable Security Warn Remove Vendor Allowed Station List Vendor Disallowed Station List Cabletron 00 00 58 90 92 BD Cabletron 00 00 B8 40 27 62 Cabletron 00 00 58 90 59 39 Cabletron 00 00 B8 98 858 10 Deila Cabletron 00 00 B8 A8 1B 2 Add Cabletron 00 00 58 A8 4D FS Cabletron 00 00 88 B0 E9 44 Cabletron 00 00 58 0 23 16 Refresh Cabletron 00 00 58 08 94 39 Cabletron 00 00 58 D0 DC 01 Cabletron 00 00 58 E0 94 6D Cabletron 00 00 58 E8 05 CB Allowed Count 24 Disallowed Comt 1 Clear Figure 6 2 The Security Config Window The Security Config window is where you actually configure security for the selected ring it contains the following information Allowed Station List This list box displays the MAC address of each station in the ring security Allowed List database that is those that have security authorization to enter the selected ring This database is maintained in the TRMMIM itself Note that the current Active Monitor will be indicated by an asterisk next to its MAC address The Active Monitor cannot be removed from the Allowed List Allowed C
18. function of a station port to that of a ring out port In this configuration you can add a stand alone passive concentrator such as a Cabletron Systems TRC800 or IBM 8228 to the ring This allows for a star wired network with the MMAC at the center To convert a station port on a TRXMIM or a 93 Series TRMIM into a ring out port 1 Click mouse button 3 in the Port Index or Port Status box to display the Station Port menu 2 Drag down to Enable Ring Out and release to convert the station port into a ring out port The converted port will assume full functionality of a ring out port and will reflect as such in the Hub View window The port status will now display as that of a ring out port and the port menu will now assume ring port menu properties To convert the ring out port back into a station port 1 Click mouse button 3 in the Port Index or Port Status box to display the Ring Port menu 2 Drag down to Disable Ring Out and release to revert the functionality of the port back to a station port Enabling and Disabling Station and Ring Ports You can enable ports from the Module menu which affects all ports on a single module You can enable and disable ports from the Station Port and Ring Port menus which affect individual ports To enable or disable an individual station or ring port 1 Click mouse button 1 on the Station or Ring Port Status box to toggle the port On or Off Enabled ports are yellow disabled ports a
19. mode you select will be used to determine the statistics values displayed in the Quick Info Pop up window see page 3 6 the Error Table see page 3 14 and in the Find feature which displays the stations with the lowest and highest occurrences of certain statistical values see page 3 28 To set the calculation mode 1 Click on Program at the top of the Ring Map window 2 Drag down to Set Calculation Mode and release The Set Calculation Mode window Figure 3 7 will appear Set Calculation Mode v Rate Cumulative w Delta Clear Cumulatives re al Figure 3 7 Set Calculation Mode Window 3 Click to select the desired mode of calculation Rate Cumulative or Delta 4 Click on OK to accept the calculation mode or Cancel to exit without changing the calculation mode To refresh the cumulative statistics and begin re calculating them bring up the Set Calculation Mode window click on Clear Cumulatives and then on Ok Viewing the Error Table 3 14 The Error Table provides a ranking of ring stations according to the total number of errors or the total of an individual error type detected by each station Stations are listed hierarchically from greatest to least each station is identified by MAC address as well as rank In addition to the ranking and selected error statistic the table also provides the total number of frames and bytes processed by each station Error table rankings are determined based
20. number of packets counted on the ring of the following sizes Up to 63 bytes 64 to 127 128 to 255 256 to 511 512 to 1023 1024 to 2047 2048 to 4095 4096 and up Isolating Errors Isolating errors report the region of a fault therefore pointing out where on the ring the problem is occurring Isolating errors include line internal burst A C and abort errors described below Line Errors A line error occurs when there is a coding violation in the data part of the frame A power surge on the ring may cause the data portion of a frame or token to be corrupted It is the equivalent to an Ethernet CRC error in both cause usually electronic noise along the ring medium or other cable problems and effect These errors are counted but initiate no other recovery procedures Burst Error A burst error occurs when five half bits of Manchester encoded data are received by a station without a phase change a signal transition from 0 to 1 or from 1 to 0 this typically indicates a clocking error Usually burst errors occur when there was a brief electrical surge or electronic noise on the network This error is normal when stations enter or leave the ring without phantom current however it can also indicate a problem with the receiver on the reporting node the transmitter on its NAUN or the cabling or hub hardware between them Burst errors will cause the active monitor to initiate the ring purge process and may cause frames to be lost on
21. on the calculation mode currently in effect and statistical values are displayed in that mode note that changing the calculation mode may also change the ranking since the values used for ranking will be different Only the top ten stations will appear in the list stations reporting identical numbers of errors including 0 are listed in an arbitrary order Viewing Ring level Information Ring Map NOTE Viewing Ring level Information To access the Error Table 1 Click on Program 2 Drag down to Error Table and to the right to select Total Errors or a specific error The Error Table Figure 3 8 will appear Error Table values are cumulatives Station Total Errors 00 00 b8 08 65 00 00 b8 00 00 b8 00 00 b8 00 00 30 00 00 b8 00 05 77 00 00 b8 00 00 b8 00 00 b8 Bytes 9326 1142792 19392 449339 616929 3102548 707574 1386883 460390 561477 Rank 1 2 3 4 5 6 7 8 9 wo ww WwW WwW w A A n Hm j Figure 3 8 The Error Table Window The statistics for each category are measured at the end of the specified polling interval and are displayed according to the selected calculation mode The calculation mode is global in nature that is when you change modes it affects all statistics including those in the Error Table The window title notes the calculation mode currently in effect The reported soft errors are errors from which the ring can recover through nor
22. rate of frames or errors A Frames or Errors measured A Time in seconds For example if one station detects 250 total errors over a 10 second poll interval 250 10 25 errors per second and a second station detects 170 errors over the same 10 second interval 170 10 17 errors per second the first station is found to have a higher error rate than the second When Cumulative is selected selecting By Highest or Lowest will display the station with the greatest or smallest number of frames or errors detected since the cumulative option was last selected When Delta is selected selecting By Highest or Lowest will display the station with the greatest or smallest number of frames or errors detected during the last poll interval Note too that changing the calculation mode may change the rankings a station that has had a high rate of traffic in recent polling intervals may or may not have processed the greatest cumulative number of packets and so on To find the station by Highest or Lowest number of frames processed or errors detected 1 Click on Fita and drag down to select By Highest or By Lowest 2 Drag to the right to select the performance or error parameter of interest and release The station experiencing the highest or lowest number of the selected parameter according to the selected calculation mode will be highlighted in the map and a window will appear displaying the MAC address node name if assigned
23. selected 2 Use the Arrow buttons to switch addresses between the Allowed and Disallowed List as follows a Click __ lt to move the currently selected address es from the Disallowed List to the Allowed List If no items in the Disallowed List are selected this button will be grayed out b Click to move the currently selected address es from the Allowed List to the Disallowed List If no items in the Allowed List are selected nothing will occur Clearing All Entries in the Allowed or Disallowed List To remove all entries from the Allowed or Disallowed List 1 Click on __ lear _ The following window will be displayed Clear List Clear all stations from a list vy Allowed List Disallowed List Figure 6 4 Clear List Window 2 Click mouse button 1 to select the appropriate option Allowed or Disallowed 3 Click on _ lear _ to remove all entries from the list or Close to exit the window without making changes Configuring Security 6 9 Ring Security Configuration Changing the Ring Security Mode Use the Enable Security and Disable Security options at the top of the Security Config window turn security on and off use the Security Mode options to select the level of security you wish to activate Disable Security Selecting this option disables ring security so that any station can attempt to enter the ring The Security Mode selections those which determine the action that will be take
24. selecting the Use Defaults option If you leave this option selected the window will appear with the default values each time you open the window Use the following steps to activate this option 1 Select the Use Defaults option from the Polling Intervals window 2 Click mouse button 10n 4pply to save the Use Defaults option Subsequent openings of the Polling Interval window will use default values Managing the Hub at the Device Level 2 27 Using the TRMMIM Hub View Managing the Hub at the Module Level At the module level you can configure the module s FNB left and right connections and FNB Bypass state set board speed and operating mode and enable all station ports all ring ports or all ports on the module Controlling Token Ring FNB Multiplexer Connections 2 28 You can control the configuration of your Token Ring network by changing the FNB multiplexers that is the way modules connect to their neighbors through the MMAC Flexible Network Bus FNB By wrapping a Token Ring module s FNB left and right connections you can physically disconnect a module from the FNB Enabling a module s FNB Bypass state causes its station ports to be isolated from the ring while the module itself remains physically connected to the FNB The following diagram shows how you view the module display in the Hub View to check the FNB left and right connections as well as the FNB Bypass state of the hub modules INSerte
25. the Find Options Ring Map 2 Inthe Enter text field type in one of the following a The physical drop number four ASCII characters b The board and port index c The station name up to 10 ASCII characters note that this is case sensitive and the name must be typed exactly as it was assigned d The MAC Address of interest six hexadecimal bytes each byte separated by a colon 3 Click on ok If found the specified station will be highlighted in the map If not found you will receive an error message stating that the specified station does not exist in the map Click on cancel to exit the Find window Searching for the Active Monitor Ring Management Station or Last Beaconing Station Find Active Monitor Find Management Station and Find Last Beacon allow you to quickly discover the ring network s active monitor and its ring management station as well as the last station reporting a hardware failure Finding the Active Monitor on the Network The Active Monitor is the station responsible for setting timing functions for the ring activating hardware to remove an improperly circulating frame or token purging the ring to restore it to normal condition and starting the ring poll process among other duties In the Ring Map window its label is displayed in green to differentiate it from other stations However in a ring network with many stations it may be inconvenient to scroll through the map to find the A
26. the administrative state of the port enabled or disabled Link State Indicates whether the attached station is inserted into the ring Link or not No Link Monitoring Hub Performance Using the TRMMIM Hub View Link State Time The time in hours minutes and seconds since the last Link State change Speed Fault Indicates whether a ring speed fault has been detected at the selected station port Possible returned values are Fault Detected or No Fault Detected Note that if your hardware does not support this feature this field will be grayed out Insertion Trap This configurable field indicates whether insertion link traps are enabled or disabled for the station port Insertion traps are generated by the TRMMIM when a station inserts into the ring i e the port status on the chassis changes from ENB to INS or removes itself from the ring the port status changes from INS to ENB Note that your management system will only receive traps if your management station s IP address has been entered in the TRMMIM s trap table Refer to the SPMA Tools Guide for more information on the trap table SPMA does not accept the trap messages that task is left to your network management system See the appropriate network management system documentation for details about viewing trap messages When this utility is used in stand alone mode traps will either be ignored when they return to the workstation from which you are running
27. the ring AC Error AC errors indicate that the reporting station s NAUN is faulty because it is unable to report its address Ring and Station Variables 5 9 Statistics If a station receives an AMP or SMP MAC frame with the ARI and FCI bits set to 0 without first receiving an intervening AMP frame it recognizes that its upstream station failed to set the ARI FCI bits The receiving station will increment an ARI FCI set error counter and end the ring poll process by not transmitting an SMP MAC frame Since it has not received a valid SMP frame it does not have a correct NAUN address However stations between the Active Monitor and the malfunctioning adapter will have correct NAUN addresses This error will not cause ring recovery functions to occur You will probably not witness this error often since it is associated with a station hardware problem rather than a normal disruption of ring activity However if you do note that a station s adapter did not increment the ARI FCI bits you might assume that the adapter is failing or about to fail You can isolate this error to the upstream adapter of the reporting station Abort Error These occur when an adapter has frames to transmit and receives a token but does not detect an ending delimiter on the token after its access control field This indicates that the token is corrupted This error will cause the Active Monitor to detect a lost token since it was not releas
28. you cannot use the device name in place of the IP address The Ring Stn Statistics window Figure 5 1 will appear Ring Stn Statistics 134 141 60 155 1 Network 1 Statistics Figure 5 1 The Ring Stn Statistics Window This window lists the interfaces with their corresponding numbers that are available on your Token Ring device Use the scroll bar on the side of the display window if necessary to see the full list of Ring Names This window allows you to choose a ring and then display the Ring and Station Statistics window specific to that ring You may also quit the Token Ring statistics tool from this window by clicking mouse button 1 on quit Viewing the Ring Station List 52 From the Ring Stn Statistics window select the network from which you would like to gather statistics and click mouse button 1 on _statistics The Ring and Station Statistics window Figure 5 2 will appear Viewing the Ring Station List Statistics Network 1 Ring amp Station Statistics 134 141 60 155 Upstream Addr Downstream Addr Cabletron Terrapin 00 B8 10 8E DF 18 pe 01 Cabletron 00 B8 40 27 62 00 00 58 Cabletron 00 58 08 19 B2 00 00 58 Cabletron 00 B8 88 FA 11 00 00 58 Cabletron 00 B8 C8 9A 00 05 77 Cabletron 00 B8 10 CE 29 00 00 58 Cabletron 00 B8 A8 1B 2 00 00 58 Cabletron 00 B8 68 0D9 D2 00 00 58 Ring Pie Charts Station Pie Charts Ring Graphs Meters Station Graphs Meters Reverse MAC Ref
29. 35 Industrial Way P O Box 5005 Rochester NH 03867 0505 SPECTRUM MiniMMAC FNB Multi Media Access Center and DNI are registered trademarks and Portable Management Application IRM IRM2 IRM3 IRBM ETSMIM EFDMIM EMME ETWMIM FDMMIM FDCMIM MRXI MRXI 24 NB20E NB25E NB30 NB35E SEHI TRBMIM TRMM TRMMIM TRXI Media Interface Module MIM and Flexible Network Bus are trademarks of Cabletron Systems Inc UNIX and OPENLOOK is a trademark of Unix System Laboratories Inc OSE Motif and Motif are trademarks of the Open Software Foundation Inc X Window System is a trademark of Massachusetts Institute of Technology Ethernet and XNS are trademarks of Xerox Corporation Apple and AppleTalk are registered trademarks of Apple Computer Inc Banyan is a registered trademark of Banyan Systems Inc DECnet is a registered trademark of Digital Equipment Corporation Novell is a registered trademark of Novell Inc CompuServe is a registered trademark of CompuServe Sun Microsystems is a registered trademark and Sun SunNet and OpenWindows are trademarks of Sun Microsystems Inc Restricted Rights Notice Applicable to licenses to the United States Government only 1 ii Use duplication or disclosure by the Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 Cabletron Systems Inc 35 Industrial Way Rochester New Hamp
30. A module Click mouse button 1 to open the Module Status window Click mouse button 3 to display the Module menu Port Index Displays the interface index of the port on the MIM Click mouse button 3 on the port to display the Station Port menu Ring Ports Ring In area to enable or disable the ring port Click mouse button 3 on the index or status area to display the Ring Port menu Module Management Mode Displays whether the MIM is set to operate via hardware defaults or has been configured via management Click mouse button 1 to toggle the mode between AUT hardware defaults or MGT management 11 Ring Out g NE Click mouse button 1 on the status FNB Bypass State Indicates the bypass state of the Module with respect to the displayed FNB Click mouse button 1 to toggle the MIM to INS inserted or BYP bypassed Click mouse button 3 to display the Module menu ed Module Ring Speed Indicates the current operating speed of the board Click mouse button 1 to toggle ring speed between 4 or 16 Mbps FNB Index Indicates the index of the currently displayed FNB Change the displayed FNB using the FNB Display command from the Device menu NB Status Control Displays the state of the module with respect to the currently displayed FNB Click mouse button 1 in the box to display the Module Status window Click mouse button 1 on a connection symbol to change connection status Click m
31. AC address i e one not in the Allowed List is detected trying to enter the ring The two Security Mode options are Warn In Warn mode new stations can enter the ring but a Station Added trap will be sent to the network management station in response This trap message is only sent once and it includes the new station s MAC address Because new stations can still be added to the Allowed List in Warn Mode you can use this mode to allow new users to enter the ring while in Warn mode the TRMMIM automatically enters the MAC address of each inserted station on the ring in the Allowed List This saves you from entering MAC addresses one at time using the Add button Warn and Remove This is the highest level of ring security which will lock the ring to new stations While in the Warn and Remove mode the TRMMIM sends a Remove MAC Frame command to any unauthorized station attempting to enter the ring and a trap to your management station informing it of the action taken The TRMMIM will try three times to remove an unauthorized station from the ring if after three attempts the station cannot be removed a trap will be sent to the management station informing it that the station could not be removed Launching the Security Configuration Window 6 5 Ring Security Configuration 6 6 Allowed Disallowed List Configuration Buttons The following buttons are used to manipulate the Allowed and Disallowed Lists and to set the
32. C address of each station known or permitted on the ring network when security is enabled is a database stored at the TRMMIM itself Each Token Ring hub can store up to 250 station MAC addresses in the Allowed List which is maintained in its battery backed Non Volatile Random Access Memory NVRAM When you power up or reset the TRMMIM all MAC addresses will be retained and ring security resumes its previous state You first build the Allowed List either by enabling ring security with the Warn security mode activated as described in Configuring Security page 6 7 which will add the MAC addresses of all stations currently detected on the ring to the Allowed List or by individually entering the MAC addresses of each station using the Add button Once the list has been built and updated you can switch the security mode to Warn and Remove which will issue a trap to your management station and send a Remove MAC frame to any unauthorized station that is one not in the Allowed List which tries to enter the ring You can add to the allowed list at any time The Disallowed List acts as a repository for the MAC addresses of stations that have been removed from the Allowed List or station addresses that you administratively enter These addresses are stored in a Disallowed database that is maintained at your management workstation The number of entries in the database is limited only by disk space You can add to the Disallow
33. If there is a hostname mapped to your TRMMIM s IP address you can use lt hostname gt in place of lt IP address gt to launch this application Please note however that the hostname is not the same as the device name which can be assigned via Local Management and or SPMA you cannot use the device name in place of the IP address The Ring Selection window Figure 3 1 will appear Launching the Ring Map Ring Map Ring Map 134 141 60 151 1 Network 1 Figure 3 1 The Ring Map Ring Selection Window Selecting a Ring to Map The Ring Map Ring Selection window allows you to choose which ring to map from among the rings or networks supported by the monitored TRMMIM Networks are identified by the following two fields No The index number assigned to the ring Ring Name This network name assigned to each ring managed by the TRMMIM The default network name is Network X where X represents the index number To view a ring map 1 Click to select the ring you wish to monitor the entry will be highlighted to show it is selected 2 Click on The Ring Map window Figure 3 2 will appear Selecting a Ring to Map 3 3 Ring Map Ring Map 134 141 60 163 Speed 16 Mbit s Stations 12 Name Network 2 Utilization 0 047 State Normal Token Protocols 00 00 b8 40 27 e2 a 00 00 b8 b0 19 58 00 00 b8 bO0 bf e4 00 00 b8 68 39 48 00 00 b8 a0 51 73 00 00 68 70 9c b9 00 00 b8 0 b5 85 00 00 b8 90 a7 ef 00 00 b8
34. M or MIMs Port Operational State Indicates at what interval SPMA polls the device for the status of the individual ports This is represented in the color coded port display format in the Hub View Statistics This polling interval controls how often the Statistics windows are refreshed The Statistics windows are available from the Device and Station Port menus SPMA generates network traffic when it retrieves the information described above keep in mind that shorter intervals mean increased network traffic Range limits for these polling times are 0 999 999 seconds however an entry of 0 will be treated as a 1 You can save changes made to the polling window as defaults After you have saved a polling configuration as a default it will be used as the polling interval each time you open the window while the Use Defaults option is selected These update intervals will replace your current default values To save your changes as defaults for all your Token Ring Management Modules 1 Change the Polling Intervals as necessary follow the steps in the section above 2 Select the Save as Defaults option 3 Click mouse button 10n apply _ to save the changes you have made to the window The polling intervals you have entered will now be used as the default values for all Token Ring Management Modules If you have made changes to the Polling Interval window but have not saved them as defaults you can revert to the default values by
35. NB State or Port Display Form box to display the Module menu 2 Drag down to FNB Status and release The Module FNB Configuration window Figure 2 15 will appear Managing the Hub at the Module Level 2 29 Using the TRMMIM Hub View 2 30 Module FNB Configuration 134 141 60 102 Board 4 FNB Left Comect Right Comect Bypass RP Bypass 1 Attached Attached Disabled Disabled Attach Wrap Attach Wrap Enable Disable Enable Disable Figure 2 15 The Module FNB Configuration Window The Module FNB Configuration window contains the following fields Board This field displays the board number of the module for which the Module FNB Configuration window is being displayed FNB This field lists the FNB number for each FNB interface available for the selected module For the TRMMIM only FNB 1 is available Left Connect This field lists the FNB left connection status for each corresponding FNB in the list Possible values for this field are Attached or Wrap Right Connect This field lists the FNB right connection status for each corresponding FNB in the list Possible values for this field are Attached or Wrap Bypass This field lists the FNB Bypass state for each corresponding FNB in the list Possible values for this field are Enabled or Disabled RP Bypass This field lists the Ring Port Bypass state for each corresponding FNB in the list Possible values for this field are Enabled Disabled or NA not applicab
36. Pie Chart select one of the following menu selections General Isolating Errors or Non Isolating Errors 3 Release the mouse button while highlighting your selection A pie chart similar to the one below will be displayed Monitoring Ring and Station Statistics 5 5 Statistics 134 141 60 157 Ring General Statistics Network 1 Attribute Value Frames 1005 Errors 765 Absolute Delta Cumulative Quit Figure 5 3 Ring General Pie Chart To create Figure 5 3 the following steps were taken 1 Click on Ring Pie Charts 2 Select General from the pull down menu 3 Release the mouse button Figure 5 3 will appear Creating a Graph or Meter To create a graph or meter 1 Click mouse button 1 on either __Ring Sraphs Meters or Station Graphs Meters The Ring Graph Meter Choices or the Station Graph Meter Choices window as appropriate will appear 2 Choose your variables by clicking mouse button 1 on the radio button next to the variable name Variables are grouped logically You can pick up to 25 variables at one time Either a single graph will be created containing all the variables you chose or each variable will form its own separate meter See the Ring and Station Variables section of this chapter for descriptions of each variable 3 Click mouse button 10n Meter or Sraph as desired A graph or meter window similar to the one displayed below will appear 5 6 Monitoring Ring and Station Stat
37. Port Name This text field can help identify the ring interface the information entered here is not displayed anywhere else in the Hub View 2 20 Monitoring Hub Performance Using the TRMMIM Hub View Module Port Indicates the module board and port index of the selected ring interface Fault State Time The time in an hours minutes seconds format since the last change in the port s fault state Media Fault When you are monitoring a ring port that supports auto wrap this field tells you whether or not the ring port has a valid connection to the node at the other end of the cable segment The possible link conditions are e Fault Detected There has been a fault detected on the segment and the port has autowrapped e No Fault Detected No faults have been detected on the segment therefore the connection is valid Class This field indicates the capabilities of the ring port including whether it supports the autowrap feature and media type selection If the ring port does not support autowrap the field will read noAutowrap if it supports autowrap but not a selectable media type it will return autowrap and if it has a selectable media as well as autowrap it will return selectable Media Type The media type can be one of the following e STP shielded twisted pair e Fiber fiber optic If the ring port supports this feature you can use this field to change the media type by selecti
38. S Ring ports that do not have media selection will display Station ports will display e Active Ports displays the following information about statistics for the port Yes if a linked green with INS Admin Link status port on the TRMMIM managed ring has recorded statistics since the statistical counters were last reset No if a linked green with INS Admin Link status port on the TRMMIM managed ring has not recorded statistics since the statistical counters were last reset as for non TRMMIM managed ports i e ports that are not on the managed ring regardless of their status The FNB Display option is meant for use with multi Token Ring management modules e g the TRMM 2 and TRMM 4 and port switching MIMs e g the TRXMIM and TDRMIM in order to view the FNB connection status of the port switching MIMs Since the TRMMIM is a single Token Ring management module only the FNB 1 display selection which is the default display for your Hub View is applicable Using the Hub View Using the TRMMIM Hub View Using the FNB Display option from the Device menu you can change the FNB index see Figure 2 4 for all boards in the Hub View By default all boards in the Hub View initially display FNB 1 When you change the FNB Display the Hub View will change to show each board s relationship with the selected FNB Hub View features that will change include e The FNB index which will di
39. SPECTRUVI Portable Management Application for the TRMMIM User s Guide CaBLEI RON SYSTEMS The Complete Networking Solution Notice Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made The hardware firmware or software described in this manual is subject to change without notice IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL INDIRECT SPECIAL OR CONSEQUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES Virus Disclaimer Cabletron has tested its software with current virus checking technologies However because no anti virus system is 100 reliable we strongly caution you to write protect and then verify that the Licensed Software prior to installing it is virus free with an anti virus system in which you have confidence Cabletron Systems makes no representations or warranties to the effect that the Licensed Software is virus free Copyright 1996 by Cabletron Systems Inc All rights reserved Printed in the United States of America Order Number 9031130 E6 October 1996 Cabletron Systems Inc
40. SPMA for the TRMMIM or they will turn up at another management workstation which has been configured to accept traps Note also that regardless of the configuration performed using this utility NO traps will be sent by the TRMMIM unless its trap table has been properly configured see the TRMMIM hardware manual and or the Trap Table chapter in the SPMA Tools Guide for more information By default these traps are disabled to reduce the amount of management activity on your network To Enable Disable the Insertion Traps 1 Click mouse button 1 on the Enable or Disable option as desired Insertion traps will either be activated or deactivated accordingly Checking Station Status You can open a Station Status window for any station inserted into the ring A Station Status window provides information about the station inserted into a station port interface on the MMAC hub Note that if there is no station attached to the monitored port no information will display To open the Station Status window 1 Click mouse button 3 in the station Port Status box to display the Station Port menu Monitoring Hub Performance 2 17 Using the TRMMIM Hub View 2 18 2 Drag down to Station Status and release The Station Status window Figure 2 9 will appear Station Status 134 141 60 102 Station Name Terrapin Module 5 Port 1 MAC Address 00 00 b8 68 79 54 Vendor Cabletron Upstream Neighbor 00 00 68 a0 17 59 Down
41. The number of soft errors detected by the associated station as measured using the currently selected calculation mode Isolating Errors Line Errors The count of line errors detected by the associated station during the last statistics poll interval A line error indicates the presence of a coding violation between the starting and ending delimiters of data a frame check sequence error or a code violation in a token These can be caused by power surges on the ring they are counted but initiate no other recovery procedures Burst Errors The count of burst errors detected by the associated station A burst error occurs when five half bits of Manchester encoded data are received by a station without a phase change a signal transition from 0 to 1 or from 1 to 0 This error is normal when stations enter or leave the ring without phantom current however it can also indicate a problem with the receiver on the reporting node the transmitter on its NAUN or the cabling or hub hardware between them Burst errors will cause the active monitor to initiate the ring purge process and may cause frames to be lost on the ring Viewing Ring level Information Ring Map AC Errors Abort Seq Internal Error Non lsolating Errors Lost Frame Errors Congestion Errors Viewing Ring level Information The count of frames containing errors in the ARI Address Recognized Indicator or FCI Frame Copied Indicator bits Also known as ARI FCI
42. address and setting the polling intervals to contact the device At the module level you can configure the module s FNB left and right connections set board speed and operating mode and enable all ports on the module At the station or ring port levels you can remove a station from the ring convert a station port to a ring out port and enable or disable station or ring ports Managing the Hub at the Device Level From the Device menu you can select the Find MAC Address and Polling Intervals menu options Find MAC Address The Find MAC Address menu command will let you search for any station on the TRMMIM controlled ring by MAC address When a station is found its location will be described by module and port number To start the Find MAC Address command 1 Click on Device _ to display the Device menu 2 Drag down to Find MAC Address and release The following window will appear 2 24 Managing the Hub Using the TRMMIM Hub View Find MAC Address 134 141 60 155 Enter MAC Address in form X X X X X X 00 00 b8 c8 5b 32 Address Board Port E Figure 2 12 The Find MAC Address Window 3 Enter the desired MAC address in the Find window and press Return to start the search Note that this feature is not case sensitive If the address is found it will be listed in the window along with its board and port index Setting the Polling Intervals By setting the polling intervals you can determine how often th
43. address gt to launch this application Please note however that the hostname is not the same as the device name which can be assigned via Local Management and or SPMA you cannot use the device name in place of the IP address The Ring Stn Alarms window Figure 4 1 will appear Ring Stn Alanms 134 141 60 155 No Component Name 1 Network 1 Station Figure 4 1 The Ring Stn Alarms Window This window provides a list of the Token Ring interfaces or networks available on the TRMMIM as well as command buttons that allow you to display the Ring Alarms and Station Alarms windows Alarm Configuration Setting and Viewing Ring Alarms To view or set ring level alarms highlight the appropriate interface network then click mouse button 1 on Ring the Ring Alarms window Figure 4 2 will appear Network 1 Ring Alarms 134 141 60 155 Alarm Type Status Threshold Ring Purges Disabled Active Monitor Participant Errors Disabled Token Errors Disabled Claim Token Errors Disabled Lost Frames Disabled Frame Count Disabled Threshold 10 Status Enabled Disabled Apply Close Figure 4 2 The Ring Alarms Window The alarm Timebase entered here applies to all enabled alarms at both the ring and station levels this is the interval in seconds over which the selected variable s will be counted for comparison to the threshold values For example if the Ring Purges alarm is enabled the threshold is set at 70 an
44. ble returned values are Fault Detected or No Fault Detected Note that if your module hardware does not support this feature this field will be grayed out Speed Fault Location Indicates the last ring speed fault detection circuit s alerted by the fault Possible circuit locations are FNB Ring in or Ring out Note that this field will only be active if a fault has been detected Monitoring Hub Performance 2 15 Using the TRMMIM Hub View Checking Port Status 2 16 You can open a Port Status window for any station port on any manageable module installed in the hub A Port Status window reflects the condition of the station port interface on the MMAC hub to which a station can attach To open the Station Port Status window 1 Click mouse button 3 in the station Port Status or Port Index box to display the Station Port menu 2 Drag down to Port Status and release The Port Status window Figure 2 8 will appear Port Status 134 141 60 159 Port Name Board 5 Port 17 Module 5 Port 17 Admin State Enable Link State No Link Link State Time 27 19 57 Speed Fault No Fault Detected Insertion Trap Enable Disable Figure 2 8 The Port Status Window Port Name This text field can help identify the attached station the information entered here is not displayed anywhere else in the Hub View Module Port Indicates the module board and port index of the selected interface Admin State Displays
45. box to display the Station Port menu 2 Drag down to Remove Station and release Managing the Hub at the Port Level Ring Map Launching the Ring Map application changing the map poll interval setting the calculation mode assigning station labels viewing the Map Error table the Quick Info Pop up window management station configuration viewing Ring History using the Find features accessing other SPMA applications The Ring Map application comprises several major windows that provide information about the ring your TRMMIM is managing e The Ring Map window graphically displays all the stations inserted into a selected ring network Labelling options allow you to display the stations according to several parameters including vendor address board port drop and station name e An Error Table allows you to compare the number of soft errors detected by stations on your ring You can select the errors either as a sum total or select an individual soft error type e The Management Station Configuration window provides information on the ring management device in its role as a station on the ring The window allows you to issue commands allow or disallow active monitor contention and establish the time interval at which error reports are sent to the ring management station e The Beacon History window provides a record of ring events including Active Monitor changes ring purges and beacon information In addition menus
46. cified in the Station Port Retry Delay field for the number of times specified in the Station Port Enable Retry field Again if beaconing continues the port will remain disabled Ports disabled by ABRP must be manually re enabled before they can be used again this prevents a user from rebooting a problem station which may bring the ring down Once ABRP is completed the TRMMIM generates traps to the remote management workstation which will pinpoint the problem s cause including the beaconing adapter s address its NAUN address the type of beacon the port s and or module s bypassed and the duration of the beaconing condition To launch the Beacon Configuration window and configure beacon recovery parameters 1 Click on Program at the top of the Ring Map window 2 Drag down to Beacon Configuration and release The Beacon Configuration window Figure 3 11 will appear Viewing Ring level Information 3 23 Ring Map Beacon Configuration Beacon Recovery Disabled A Enabled Ring Port Enable Retry Ring Port Retry Delay resolution is 7 seconds Station Port Enable Retry Station Port Retry Delay resolution is 7 seconds Figure 3 12 The Beacon Configuration Window 3 Inthe Beacon Recovery field click in the appropriate field to Enable or Disable the ABRP capability ABRP is enabled by default 4 Inthe Ring Port Enable Retry field click and drag the scroll bar to select the number of times
47. click apply and your changes will be ignored 5 If you wish to use your new polling interval settings as the default values that SPMA will use for each Token Ring Hub Module you are managing use mouse button 1 to select the Save as Defaults option Note that these default polling intervals will be applied to all intelligent Token Ring modules that you are monitoring through SPMA 6 If you wish to replace existing values with the current set of default values use mouse button 1 to select the Use Defaults option 7 Click mouse button 1 on apply once your changes are complete Changes take effect after the current polling cycle is complete You can set the update interval in seconds for the following Contact Status Indicates the interval that the device waits between polling for the status of the connection between SPMA and the device This information appears in the form of the contact status icon at the top right corner of the hub view 2 26 Managing the Hub at the Device Level Using the TRMMIM Hub View Device General Status This polling interval controls how often the Hub View Front Panel Information such as Uptime Device Name etc and some network module and port status information is updated Device Configuration Indicates when SPMA polls the device for the type of equipment installed in the TRMMIM managed hub information from this poll would change the Hub View to reflect the addition and or removal of a MI
48. ction with SunNet Manager no graphing capabilities are available and no graph related options will be displayed on buttons or menus Note that the screens displayed in this guide will include the graph related options where they are available please disregard these references if they do not apply To open the Ring Stn Statistics window from the icon 1 Click on the appropriate Token Ring device icon to display the Icon menu 2 Drag down to Statistics and release from the Hub View 1 Inthe Hub View click on the Device button to display the Device menu 2 Drag down to Statistics and release S Statistics from the command line stand alone mode 1 From the appropriate directory type spmarun e5stats lt IP Address gt lt community name gt The spmarun script invoked first in the above command temporarily sets the environment variables SPMA needs to operate be sure to use this command any time you launch an application from the command line This script is automatically invoked when you launch an application from the icon menu or from within the Hub View A community name with Read access will be sufficient to view the statistics If there is a hostname mapped to your TRMMIM s IP address you can use lt hostname gt in place of lt IP address gt to launch this application Please note however that the hostname is not the same as the device name which can be assigned via Local Management and or SPMA
49. ctive Monitor The Find gt Active Monitor feature allows you to quickly identify the Active Monitor on the network To find the Active Monitor for the currently selected ring network 1 Click on Fira and drag down to select Active Monitor The current active monitor will appear highlighted in the Ring Map window and the display will shift if necessary Using the Find Options 3 27 Ring Map Finding the Management Station on the Network In the Ring Map window the management station s label is surrounded by a blue border to differentiate it from other stations However in a ring network with many stations it may be inconvenient to scroll through the map to find the management station The Find gt Management Station feature allows you to quickly identify the management station on the network To find the management station for the currently selected ring network 1 Click on Find and drag down to select Management Station The current ring management station will appear in the Ring Map window surrounded by a blue border and the display will shift if necessary Finding the Last Beaconing Station A beacon is an alert issued by a station when it detects a hardware failure on the network because its incoming signal has been lost Note that the station transmitting the beacon may not be the actual station experiencing a hardware failure since the fault could lie with the NIC adapter of its upstream neighbor wit
50. d the module is inserted into the ring Individual station FNB Right ports on the module Ry connection can still be disabled BYPassed FNB Left pe Module 7 FNB Module 6 FNB sanied Right Connection ef Connection enabled enabled Figure 2 14 Bypass State and FNB Connection Symbols There are two methods that you can use to control the FNB left and right connections for Token Ring MIMs you can click the mouse on the FNB symbols in the Hub View FNB Status Control box or you can use the Module FNB Configuration window available via the Module menu There are also two ways to control the module s FNB Bypass state you can click the mouse on the module s FNB Bypass state box in the Hub View or use the Module FNB Configuration window to toggle the module s FNB Bypass state between INS inserted or BYP bypassed Managing the Hub at the Module Level Using the TRMMIM Hub View FNB Bypass Siates Figure 2 14 shows that all three modules are inserted into FNB 1 as opposed to being bypassed from the FNB by a multiplexer There are two possible status conditions for a Token Ring module INS The Bypass multiplexer is disabled and all station ports and ring ports can be connected to the FNB depending on the status of the surrounding boards and FNB connections BYP The module is Bypassed and the MIM ports form a self contained ring Stations connected to the ports can communicate with each other but t
51. d or bypassed through management e Yellow indicates that the port is enabled but does not have a valid connection This usually indicates that the device at the other end of the segment is turned off or that there is no cable attached to that port stations which remove themselves from the ring for self testing will also display as yellow When Admin is the selected Port Display Form there are only two status conditions and colors e Green indicates that the port is enabled This does not indicate whether or not there is any cable connected to the port or whether communication has been established with the device at the other end of an attached cable e Blue indicates the port has been disabled or bypassed through management If an intelligent MIM e g the TRBMIM is inserted in the MMAC chassis to the left of the TRMMIM its module status box will be colored purple and labeled Special for clear identification To manage another intelligent MIM and any boards in its domain a separate Hub View must be created for it For example if you had a TRMMIM and a TRBMIM installed in the same chassis with the TRBMIM to the left of the TRMMIM and you were modeling the TRMMIM in a Hub View the TRBMIM would bear the Special module status box mentioned above you would have to create a separate Hub View for the TRBMIM in order to control the FNB connections and manage MIM ports to its left However even while modeling the TRMMIM you
52. d the timebase is set to 10 seconds the TRMMIM will generate an alarm if 70 ring purges are detected on the ring as a whole within a 10 second time period Alarm conditions which occur over the span of two timebase intervals will not be detected even if the threshold is crossed within a period of time that is less than or equal to the defined timebase interval For example if you set your timebase to 10 seconds and an alarm threshold to 50 an alarm will be generated if 50 of the specified events are detected within a specific 10 second interval defined by the device If however those 50 events occur in any 10 second time frame which straddles two device defined intervals say 25 in the last five seconds of one interval and 25 in the first five seconds of the following interval that condition will not be detected and no alarm will be generated Setting and Viewing Ring Alarms 4 3 Alarm Configuration The Alarm Type list displays the variables available for alarms the current status of each alarm and the current threshold setting To change the status or threshold for an alarm you must first select it in this list You can set an alarm threshold for the following variables Ring Purges Active Monitor Participant Errors Token Errors Claim Token Errors Lost Frames Frame Count 4 4 The number of times the active monitor has purged the ring since the network was created or since the TRMMIM was last re
53. disabled ring ports will be retried to see if the beaconing condition clears Selecting a setting of Infinite by dragging the scroll bar all the way to the right will cause the TRMMIM to continue retrying faulty ring ports until the beaconing condition clears selecting a setting of Disabled by dragging all the way to the left will disable this feature Other allowable values are 1 to 100 5 Inthe Ring Port Retry Delay field click and drag the scroll bar to select the interval in seconds between ring port retries You should select a value which is a multiple of 7 values which are not divisible by 7 will be rounded down to the nearest appropriate value 6 Inthe Station Port Enable Retry field click and drag the scroll bar to select the number of times disabled station ports will be retried to see if the beaconing condition clears Selecting a setting of Infinite by dragging the scroll bar all the way to the right will cause the TRMMIM to continue retrying faulty station ports until the beaconing condition clears selecting a setting of Disabled by dragging all the way to the left will disable this feature Other allowable values are 1 to 100 3 24 Viewing Ring level Information Ring Map 7 Inthe Station Port Retry Delay field click and drag the scroll bar to select the interval in seconds between station port retries You should select a value which is a multiple of 7 values which are not divisible by 7 will be rounded dow
54. dule FNB Configuration Window sessseessseesssesseeesseesee 2 29 Clearing the Module FNB Configuration Window Selections 2 31 Controlling Token Ring Speed cccccccccccesesesescscsesesesescsesessseseecsesesessseeseeees 2 31 Controlling Token Ring MIM Management Mode cccsseecseseseeeteeeeeees 2 32 Enabling All Ports on Token Ring Modules ccccccececcssseseseseseseseeseeseees 2 32 iij Contents Chapter 3 Chapter 4 Chapter 5 Managing the Hub at the Port Level caitecsich ce cin amie uteinmiuninaaide 2 33 Converting a Station Port to a Ring out POrt cccceeeeseceseneteteeeteeeenenees 2 33 Enabling and Disabling Station and Ring Ports 0 0 0 ccesscssesssseeeseseseeeeeees 2 33 Removing a Station from the Ring cceciisiroaivennniieeatecaminraaroinas 2 34 Ring Map Launching the Ring Map oe sccesee dsc ries dante yulenteantiaconannete cetera aat 3 2 Selecting a Ring to Mapissssscsiscssisscsscasssscsssassais cosessdsstenessosisssnessssssssnssessesdinsaatestesnesaniees 3 3 Viewing Station specific Information cceeccsssesesseseeesssesssesesesssssseseseeessesesees 3 6 The Quick Info Popup WindoW sicisiwsisinirien nactaraaiicrnaruaiagaidnds 3 6 Setting a Staton Names inisin e aaia eaea aaaea 3 8 Setting a Staton Dropsin insanin aar E eE EEE aE Ei 3 9 Viewing Management Station Configuration sssessessssessssssesissisessiressessee 3 9 Viewing Ring level Information 0 0 ee sseses
55. e transmitter on its NAUN or the cabling or hub hardware between them Burst errors will cause the active monitor to initiate the ring purge process Setting and Viewing Station Alarms 4 7 Alarm Configuration 4 8 AC Errors Also known as ARI FCI errors AC errors occur during the Ring Poll or Neighbor Notification process when one station fails to correctly set the ARI address recognized and FCI frame copied indicator bits on the current AMP active monitor present or SMP standby monitor present frame intended for it thus leaving its downstream neighbor without an accurate upstream neighbor s address AC errors are detected when a station receives more than one AMP frame with ARI and FCI bits still set to 0 without seeing an intervening SMP frame with its bits set to 1 or when the station detects an SMP frame with its ARI and FCI bits set to 0 without having seen an AMP frame with its ARI and FCI bits set to 1 When a station detects an AC error it stops the Ring Poll process by not issuing its own SMP frame no other ring recovery procedures are initiated Congestion A congestion condition occurs when a station recognizes Errors a frame addressed to it but is unable to copy the frame because it has no available buffer space Although this may indicate a station which is performing poorly no ring recovery procedures are initiated Note that the count of congestion conditions reflects the number of times frames
56. e following fields and status indicators are updated in your hub view window contact status icon device uptime time date device name device location IP Address MAC Address port status indicators and statistics windows You can set different polling intervals for each of the five polling groupings This enables you to reduce traffic on your network by setting a high polling interval for the information that usually remains constant e g Device General Status and a low interval for one that is changing more frequently e g Statistics To set the polling intervals used by SPMA 1 Click on Device to display the Device menu 2 Drag down to Polling Intervals and release Managing the Hub at the Device Level 2 25 Using the TRMMIM Hub View Polling Intervals 134 141 60 155 Contact Status 10 Device General Status 300 Device Configuration 120 Port Operational State 120 Statistics 20 Save as Defaults Use Defaults Apply Figure 2 13 TRMMIM Polling Intervals 3 To activate the desired type of poll click mouse button 1 on the selection box to the right of each polling type field Note that you will not be able to edit the polling interval unless you have activated the polling 4 To change a polling interval highlight the value you would like to change and enter a new value in seconds Note that the Use Defaults option must not be selected or values will revert back to default levels when you
57. e the graph related options where they are available please disregard these references if they do not apply Checking Device Status and Updating Front Panel Info The Device Status window is where you change the information displayed on the Hub View Front Panel and where you can see summary information about the current state of the hub To open the Device Status window 1 Click on Bevice to display the Device menu 2 Drag down to Status and release Device Status 134 141 60 159 Name TRMMIM Location Fennario Contact Michael Ellis Date 09 11 96 Time 04 54 51 Total Rings 3 Total Ports 50 Figure 2 6 The Device Status Window Name and Location These text fields help identify this TRMMIM The information you enter in the Name and Location boxes is set at the TRMMIM and appears on the Hub View front panel Monitoring Hub Performance 2 13 Using the TRMMIM Hub View Contact This text field allows you to enter the identity of the network administrator responsible for the TRMMIM The information you enter in the Contact text box is set at the TRMMIM Date and Time Cabletron s intelligent devices incorporate an internal clock The Front Panel Date and Time display is a real time presentation of the device clock To change the name location contact date or time 1 Highlight the appropriate field and type the new values 2 Press Return on the keyboard to save each change before mo
58. e this feature to build the Allowed List automatically as follows 1 Click to select the Enable Security Warn option The TRMMIM will enable ring security and automatically generate the Allowed List adding to it each station which is currently inserted on the ring If your network management station address is entered into the TRMMIM s trap table you will receive a trap informing you of each device which is added to the list 2 The Allowed Station List display will update to show you new entries Adding New Stations to the Allowed or Disallowed Stations List To add an individual station to the Allowed or Disallowed Stations List All entries to the Allowed and Disallowed Lists are verified for proper MAC format and list duplication Should you add an entry which already exists in the Allowed or Disallowed List to the other list the address will be removed from the original list and added to the new one 1 Click on __ 494 __ The Station Addition window Figure 6 3 will appear Configuring Security 6 7 Ring Security Configuration Station Addition Add a station to a list MAC Address 00 00 1d 34 ed 21 List Selection Allowed List wv Disallowed List Add Close Figure 6 3 The Station Addition Window 2 Enter the MAC address of the station you want to add to the Allowed or Disallowed Stations List as follows a Inthe MAC Address field type the address in XX XX XX XX XX XX hexadecimal format
59. ed List either 6 1 Ring Security Configuration manually by entering the address of a disallowed station or by moving an entry from the Allowed List You can also restore a station from the Disallowed List to the Allowed List if desired Once Security has been configured and enabled the TRMMIM acts as the Ring Security Monitor and provides security for the entire ring The Token Ring Security application is intended to be used by a knowledgeable network administrator In the hands of an inexperienced user it could severely impact your network by creating beaconing conditions on the ring The Security application posts confirmation messages to forestall any indiscriminate actions however you should still use care when running the application We also recommend that you configure and enable security on only one device per ring to reduce the possibility of conflicting security information on the network Launching the Security Configuration Window To launch the security application from the icon 1 Click on the appropriate TRMMIM icon to display the icon menu 2 Drag down to Security and release from the Hub View 1 Click on Device z to display the Device menu 2 Drag down to Security and release from the command line stand alone mode 1 From the appropriate directory type spmarun e5sec lt IP Address gt lt community name gt 6 2 Launching the Security Configuration Window Ring Security Configu
60. ed back onto the ring and to restore the ring through the ring purge process This error is also somewhat uncommon and will often indicate a failing adapter A common cause of abort sequences is overheating by the adapter in an overloaded system Note that the adapter may also issue an Internal Error simultaneously which will cause the adapter to remove itself from the ring Internal Error An internal error is counted when a station recognizes a recoverable internal error in its own adapter and may temporarily remove itself from the ring A large number of internal errors can indicate that one or more stations on the monitored ring are in marginal operating condition Non lsolating Errors 5 10 Non isolating errors are conditions that could have been caused by any station on the ring thus their fault domain cannot be detected Non isolating errors include lost frames congestion errors frame copied errors token errors and frequency errors Lost Frames A lost frame error is counted each time a station s TRR Timer Return to Repeat timer expires before the frame it is transmitting returns This timer which is set to 4 1 milliseconds ensures that each station issues a new token after having transmitted data Ring and Station Variables Statistics Lost frames are usually caused by a station entering or leaving the ring as the frame is circulating Lost frames will cause the active monitor to initiate the ring purge process
61. ed the frame This indicates that an electrical line disturbance has corrupted the token or that there is a duplicate address on the ring either a station with a shared administratively assigned address or a transparent bridge that has set the bit The number of times the associated station while acting as the active monitor has detected an error that required the transmission of a token either because a frame was lost or a token or frame has recirculated the ring Note that this error can only be reported by a station that is or was previously the active monitor for the ring The number of times the associated station detected that the incoming signal s frequency differed from the expected frequency by more than allowed by the IEEE 802 5 standard 6 Frequency is measured by an on board crystal oscillator on each network interface This could indicate an error in the reporting station s oscillator the Active Monitor or any station between the two it happens more often on 16 Mbps rings than on 4 Mbps rings and can also be a symptom of too many stations on the ring When a station detects this condition it will begin a monitor contention process to select a new Active Monitor Initially each station in the ring map is labelled by MAC address 00 00 b8 bO bE e4 addresses are displayed in Canonical format reverse bit order You can change the map s station labels to reflect one of the following Board 0 Port 0
62. elease Station Statistics 5 1 134 14 60 102 Errors 20 i Lost Frames Frames 724715 H Congest Bytes 92522450 Frame Copy Token Figure 2 11 TRMMIM Statistics Window Station Level The following fields detail statistics available at the Station level All statistics counts are read from the station at the time the window is opened and reflect statistics collected since the device was last reset To update the statistics counts click mouse button 1 on _Refresh 2 22 Monitoring Hub Performance Using the TRMMIM Hub View When a device is reset statistics windows and or statistics displays in the Hub View may display very large numbers for one polling interval This is due to the resetting of the counters Errors The total number of errors detected by the selected station port since the device was last reset Frames The total number of frames transmitted by the selected station port Bytes The total number of bytes transmitted by the selected station port Line The count of line errors detected by the selected station This error indicates a non data bit between the starting and ending delimiters of data or a frame check sequence error Burst The count of burst errors detected by the selected station port This error indicates a bit information encoding error where there are no transitions between 0 and 1 over five half bit times AC The number of frames containing errors in the A o
63. en from the device s internal clock Device Name A text field that you can use to help identify the device Device Location A text field that you can use to help identify the device If the TRMMIM you are modeling is installed in an MMAC 3 chassis its window titles will be truncated If you have assigned a device name or location that contains more than 19 characters only the first 19 will be displayed in the Hub View Check the Device Status window for the complete name and or location if necessary See Checking Device Status and Updating Front Panel Info on page 2 13 for details IP Address The device s Internet Protocol IP address You can t change the TRMMIM s IP address from SPMA MAC Address The device s factory set hardware address The MAC address cannot be changed from SPMA Device Clicking on the Device button displays the Device menu Figure 2 2 Using the Hub View Using the TRMMIM Hub View Using the Hub View Device Menu Status Port Display Form gt FNB Display Find MAC Address irirna PAS AAE Ro iets E REJER Polling Intervals Ring Map Alarm Configuration Statistics Security Figure 2 2 The Device Menu The Device menu lets you perform the following e Open the Device Status window e Change the Port Display Form e Change the FNB display for all modules in the chassis e Open the Find MAC Address window e Open the Polling Intervals window e Launch the Rin
64. er transmitting retrieves its token strips it of data and issues a new token Lost frame errors will cause the active monitor to initiate the ring purge process and issue a new token these errors are usually caused by stations entering or leaving the ring while a frame is circulating since stations entering or leaving briefly throw the ring out of sync The number of frames detected on the ring Setting and Viewing Ring Alarms Alarm Configuration The Threshold field allows you to configure a new threshold for the alarm highlighted in the Alarm Type list When setting thresholds for ring level alarms keep in mind that the TRMMIM is counting all occurrences of the selected variable on the whole ring not just those occurrences on a single station Note too that ring level alarms can only be set for non isolating errors that is those that do not pinpoint a specific trouble spot on the ring The Status field allows you to enable or disable the alarm highlighted in the Alarm Type list Clickon _4pply _ to save any changes you have made to an alarm before selecting another alarm click on Close to exit the window Setting a Ring Level Alarm To set an alarm at the ring level 1 In the Timebase field enter the amount of time in seconds you want the selected variable counted for comparison to your alarm thresholds Remember this timebase will apply to all enabled alarms at both the ring and station levels
65. errors AC errors occur during the Ring Poll or Neighbor Notification process when one station fails to correctly set the ARI address recognized and FCI frame copied indicator bits on the current AMP active monitor present or SMP standby monitor present frame intended for it thus leaving its downstream neighbor without an accurate upstream neighbor s address AC errors are detected when a station receives more than one AMP frame with ARI and FCI bits still set to 0 without seeing an intervening SMP frame with its bits set to 1 or when the station detects an SMP frame with its ARI and FCI bits set to 0 without having seen an AMP frame with its ARI and FCI bits set to 1 When a station detects an AC error it stops the Ring Poll process by not issuing its own SMP frame no other ring recovery procedures are initiated These errors are typically associated with hardware adapter problems The number of times that the associated station has issued an abort sequence during transmission These occur when a station begins to queue data onto a token and subsequently detects that the token is corrupted because it does not have an ending delimiter after its access control field The station reports the error but does not release the corrupt token back onto the network This will cause the Active Monitor to purge the ring and issue a new token A failing network adapter is likely to be the cause of this isolating error The count of error
66. es 3 28 Accessing Other SPMA Applications sincscivsnnislasccnensihcetetnncsuandantaamedinaripnys 3 30 Alarm Configuration Setting and Viewing Ring Alarms s sssessssessesssrsissisresssrirsesstsninsinnesresnenniesesneeneenees 4 3 Setting a Ring Level Alarim s c ci ccscvsctiescssasctsssesadsanssessazscasveavevscuspiaverndasviaiies 4 5 Setting and Viewing Station Alarms ccccsecssesssssssesesesesessseesescsessesesesesessseessess 4 5 Setting a Station Level Alarin ii tcceseacscesesioe saves ss tsarsinsss in ecschveesdenniveseteecensesees 4 9 Statistics Using Statistics inches e eE EE EE EEE L A R GN Gnada a wees 5 1 Viewing the Ring Station List esssesessessssesresesrererireesereerrreesreterrerersteerneesnrteeseesrtresrtete 5 2 Using the Reverse MAC Button ss essssesssssssisessisssissssiessssesrreesnreesnressnresrnresnrees 5 4 Contents Chapter 6 Appendix A Refreshing the Station LS ci csaasesaiiccsascedescenss Peace tatenss Gnd earns amconnts acon neianieoavecds 5 4 Monitoring Ring and Station Statistics 00 0 ccs cccseeseecscssseseseecesseseseseeseeseens 5 4 Creating a Pie Chart sack riasretcteaes cht anlasaxeenenietnsem in Nase NER EEE rre eivit 5 5 Creating a Graph or Meter sssissiessiesissesrirerrssciteseessietssreeerieesrseenrieeskttt een 5 6 Ring anid Station Variables ssinessrarenn annn eie i eis 5 8 1E o all E E EEE E E E E 5 8 PrOtOCO Snit E EEEa TEETE EEEE EER R 5 8 Frame SIZES esiresiiosrcis
67. eseesesesssssssesesesssseeseseseseeeeeees 3 13 Setting the Statistics Calculation Mode sisscasascdsnianiasanidiar yor angiiadoudaimanivinns 3 13 Viewing the Error Table scanispiiauninicinunsimuniarmunaupeameapedineaanndl 3 14 Changing the Station Label Siiri iynnyiinan ienee 3 18 Viewing Device Information ssssssssssesississssssrtiesissesneriesesnesnentiesisnesnerrienesnes 3 19 Setting the Map Poll Abeta cswessaasivaynitealaiessiinssvtadnanndienstaxeleiinilennnunntnnss 3 20 Viewing Beacon History ssssssessessssesssessestssessereestssesneeteestsnerneeteentsneeneeneesesnes 3 21 Beacon Configuration sisisi eieaa aastana riae nips ii iatea aah 3 23 Using the Find Options aasivc inincinaman onic a TARE 3 25 Searching for a Station s Nearest Active Upstream or Downstream Neighbor sccdsisissisisscssssatessisioersvoussoarsieaissnannces 3 26 Searching by Station Name MAC Address Board Port or Drop 3 26 Searching for the Active Monitor Ring Management Station OF Last Beaconing StaHONsss disossea iaeoa Ean a 3 27 Finding the Active Monitor on the Network ssss ssssssssssssiissrrisssrrsssress 3 27 Finding the Management Station on the Network sss ssssssesssssissssissseesss 3 28 Finding the Last Beaconing Station sss sssssessissssissssisserissrrissrrisssressnress 3 28 Searching by Highest or Lowest Occurrence of a Performance Parametetisssiccicisccscsssstssesesssiscsesssesstsnesscsssssnesssecsvinssessssssasnan
68. esigned to isolate the source of the errors as quickly as possible If a frequent occurrence of hard errors is detected the TRMMIM first determines if the problem is internal or external to the chassis by turning each ring port off to see if the error condition clears If the beaconing goes away because it is external to the hub the TRMMIM enables the Ring In Ring Out ports at the interval specified in the Ring Port Retry Delay field for the number of times specified in the Ring Port Enable Retry field to see if the beacon condition on the network has cleared If the beaconing continues after the specified number of retries the faulty Ring In Ring Out ports remain disabled If the beaconing continues when the Ring In Ring Out ports are shut off then the problem is internal to the hub The TRMMIM individually bypasses each module to isolate the one with the fault as evidenced by ring recovery on bypass When the module with the fault is identified the module is reinserted and that module s ports are turned off one by one until the ring recovers again The last port turned off is considered to be the failing port Once the failing port is identified all ports which were previously turned off are turned back on For devices running older versions of firmware the failing port will be retried once at a pre determined interval and if beaconing continues remain disabled for newer firmware versions the port will be retried at the interval spe
69. etaesseseassanstssscoransestes 2 8 Port Display FOTIN sssrini seeni a aE pa EE EEEE ST EEEE 2 8 ENB Displayos serssriiiss evene hoke depas pirea nian eainiie shane duvedvopisstveauesnhapelvssaevess 2 10 Monitoring Hub Performance sssessesessesserrirsissrsrerrirsisrisneetinrisnesnsnrinsessrnenreenessns 2 11 Checking Device Status and Updating Front Panel Info 00 cee 2 13 Checking Module Status isis asst aveiscdastnasceisrcecboes Gaaseece atu een ieee 2 14 Checking Port Status miyasar aeiia ie Aaea ani 2 16 Checking Station Sian diddenaacaitnaualtussusniiensscincsnnsnaieansuswaiades 2 17 Configuring Station Name Location or Priority sssesssssssessessseressesee 2 20 Checking Ring Port Status ess sessssesssssssssssrissrtstsstetsntissnressnresnrersnrirenrresnrresst 2 20 Checking Statistics reae seda ieseana tuatie aaie Eseia AAEE K ai EEEE VSEE 2 22 Managing the Hubi nen tenien EE E E ES 2 24 Managing the Hub at the Device Level ccsisicnenvennninanuuuituniadoudeuaniee 2 24 Find MAC Add reso sisi eisian sa pae aek aaa a EREA E PaRaS 2 24 Setting th Polling Mier vals seias ani 2 25 Managing the Hub at the Module Level sessssessisessseesssessseessesessreersseesrsesssssrsessee 2 28 Controlling Token Ring FNB Multiplexer Connections cccccceeeeeeees 2 28 FNB Bypass State sinire in seissen eA Ee aE R E 2 29 Manipulating the FNB in the Hub View ss sssssssssessssissssrssrrrrssriessrrsereeee 2 29 Using the Mo
70. f band management via the Console port on the TRMMIM s front panel No objects from this component are used for remote management Protocol Stack The Protocol Stack MIB component is the IP stack for in band communication which provides the TRMMIM with its IP functionality SNMP Agent The SNMP agent MIB component contains the objects that provide the TRMMIM with its IP functionality essentially those functions which allow the device to operate over a network including functions such as ping Telnet and TFTP Network One Network Two The Network MIB components contain all of the objects related to basic Token Ring operation including ring name port counts port enable and disable ring state ring speed active monitor information about each station inserted on the ring error status and packet byte and error counts Also included are the objects related to the alarms function The default community names for the Network MIB components will always be different from one another and from the default names assigned to all the other components if you change community names remember that no network component may ever share a community name with any other network component on the same device Note that the only fully implemented Network MIB component will be Network 1 the one that applies to the ring of which the management device is a part Each additional Network component indexed 2 3 4 etc supplies only minimal physical ma
71. from individual station displays allow you to set a station drop or station name you can also invoke a Quick Info Pop up window that summarizes an individual station s configuration and ring performance Powerful sort and find capabilities allow you to search for individual stations on your network according to various parameters you can also use this application to invoke other SPMA Token Ring applications Ring Map Launching the Ring Map 3 2 To launch the Ring Map application from the icon 1 Click on the appropriate TRMMIM icon to display the icon menu 2 Drag down to Ring Map and release from the Hub View 1 Click on Device z to display the Device menu 2 Drag down to Ring Map and release from the command line stand alone mode 1 From the appropriate directory type the following at the command line spmarun e5map lt IP Address gt lt community name gt The spmarun script invoked first in the above command temporarily sets the environment variables SPMA needs to operate be sure to use this command any time you launch an application from the command line This script is automatically invoked when you launch an application from the icon menu or from within the Hub View If you wish to configure a station while in the Ring Map window be sure to use a community name with at least Read Write access If you only wish to view the ring map a community name with Read access will be sufficient
72. g Map application which graphically displays all stations inserted into the TRMMIM managed ring network The Ring Map also provides an Error Table a Ring History Information window a Management Station Configuration window and powerful sort and find capabilities Refer to the Ring Map chapter for complete information on this application e Launch the Alarm Configuration application This application is described thoroughly in the Alarm Configuration chapter e Launch the Statistics application which lets you graphically view statistical information via pie charts graphs and meters Details on this application are provided in the Statistics chapter 2 5 Using the TRMMIM Hub View System Description Software Version Firmware Version Hardware Version Graphing capabilities are provided by an application that is included in HP Network Node Manager and IBM NetView therefore graphs are only available when SPMA is run in conjunction with one of these network management platforms If you are running SPMA in a stand alone mode or in conjunction with SunNet Manager no graphing capabilities are available and no graph related options will be displayed on buttons or menus Note that the screens displayed in this guide will include the graph related options where they are available please disregard these references if they do not apply e Launch the Security application so that you can establish safeguards against
73. gnize the MAC addresses more easily To use the Reverse MAC button 1 Highlight the station whose MAC address format you would like to change 2 Click mouse button 1 on _ Reverse MAC the station s MAC address format will be changed 3 Repeat the process to toggle back to the original Token Ring MAC address format When you toggle the MAC address format the neighbor and ring port addresses are not affected they will always be displayed in Token Ring format Refreshing the Station List Once it is displayed the information in the station list is static and will not reflect changes to the ring You can update the station list by clicking mouse button 1 on Refresh located at the bottom of the window Using the Refresh button will display the current configuration of your ring Monitoring Ring and Station Statistics 5 4 Ring and Station Statistics can be viewed in pie chart graph or meter form The ring statistics will reflect the activity of the entire ring while the station statistics will reflect only the station that is highlighted when you choose the chart graph or meter you wish to display There are five pre formatted pie charts you can display to view statistics specific to the ring as a whole general statistics protocols frame sizes isolating errors and non isolating errors For viewing statistics specific to an individual station three pre formatted charts are available general statistics isolating er
74. h its own adapter or with the cabling between the two stations The Find gt Last Beacon feature lets you determine which station on the network last issued beacon frames To find this station 1 Click on Fit4__ and drag down to select Last Beaconing Station If no stations have beaconed since the map was invoked a footer message will appear A footer message will also appear if the last beaconing station is no longer on the ring Searching by Highest or Lowest Occurrence of a Performance Parameter You can use the Find By Highest and Find By Lowest features to search for a station by ascending By Lowest gt Highest or descending By Highest gt Lowest order of frames processed total errors or specific errors 3 28 Using the Find Options Ring Map The statistics used to rank stations in highest gt lowest or lowest gt highest occurrence of a particular parameter are measured at the end of the specified polling interval and are displayed according to the selected calculation mode Remember the calculation mode is global in nature that is when you change modes it affects all statistics including those used to rank stations in highest or lowest order When Rate is the selected mode Find by Highest or Lowest detects the station with the greatest or smallest rate of frames processed or errors detected within a polling interval The following formula is used to find the station with the highest or lowest
75. hassis slot of a Cabletron Systems Multi Media Access Center MMAC chassis with a TRMM or an Ethernet intelligent repeater that supports Cabletron s backplane protocol currently the EMME or the EMM E6 residing in the management slot The latter case allows you to fully manage both Token Ring and Ethernet networks coexisting in the same chassis Using the TRMMIM User s Guide Your SPECTRUM Portable Management Application SPMA for the TRMMIM consists of a number of different applications each of which provides a portion of the overall management functionality Each of these applications can be accessed from the icon menu if you are using a management platform from the Hub View which is a graphical display of the TRMMIM managed hub and from the command line if you are running in stand alone mode The TRMMIM User s Guide describes how to use many of the applications included with the module note that the instructions provided in this guide apply to the TRMMIM module regardless of the operating system or management platform you are using Instructions for launching each individual function from the command line stand alone mode are also included in each chapter Following are descriptions of the applications detailed in this guide while we provide as much background information as we can we do assume that you re familiar with Token Ring networks and general network management concepts f Introduction to SPMA fo
76. have been dropped not the number of frames dropped The Station List box lists the stations detected on the selected ring the module and port through which they are connected the name of the station if one has been assigned and the status and threshold of the alarm type highlighted in the alarm list A station listed at module and port 0 is part of the TRMMIM managed ring but not directly connected to the TRMMIM controlled hub or TRMMIM You can still set alarms for these stations The Threshold field allows you to configure a new threshold for the selected alarm type the new threshold will be applied as indicated by the current selection in the Set Alarm For field When setting thresholds for station level alarms keep in mind that the TRMMIM is counting occurrences of the selected variable on individual stations only not all occurrences on the ring Note too that station level alarms can only be set for isolating errors that is those that do pinpoint a specific trouble spot on the ring Station alarm notification traps will include the address of the offending station Setting and Viewing Station Alarms Alarm Configuration The Status field allows you to enable or disable the selected alarm this alarm status will be applied as indicated by the current selection in the Set Alarm For field The Set Alarm For field features a menu button which allows you to apply new alarm status and threshold settings to selected s
77. he management station has failed the lobe wrap test resulting from the beacon auto removal process and has removed itself from the ring Lobe Wire Fault The management station has detected an open or short circuit in the cable between itself and the wiring concentrator or hub Transmit Beacon The management station is transmitting beacon frames to the ring Soft Error The management station has transmitted a report error MAC frame Hard Error The management station is presently transmitting beacon frames to or receiving beacon frames from the ring 32768 Signal Loss The management station has detected a loss of signal on the ring 131072 No Status Open Not Completed 3 12 Table 3 1 Error Status Codes and Definitions Active Monitor This field allows you to determine whether or not the management station will participate in active monitor contention The contention process occurs as part of the recovery procedures initiated after certain ring error situations and is used to select a new Active Monitor for the ring If you disallow contention for the selected management station that station will not participate in the contention process and will therefore never be chosen as Active Monitor Viewing Station specific Information Ring Map If you disallow contention for a management station which is currently serving as the Active Monitor that station will continue as Active Monitor until the next contenti
78. hey can t pass frames to the main ring Ring ports are unaffected by the Bypass state unless you are modeling an older TRMIM 10R or TRMIM 20R with these two modules all ports on the board enter bypass state and are isolated from the main ring They can communicate with other Token Ring modules if the FNB connection status allows but station ports on the MIM are no longer connected to the ring ports Ring ports can be separately bypassed using the RP Bypass option in the Module FNB Configuration window See Using the Module FNB Configuration Window for details Manipulating the FNB in the Hub View To change a module s FNB left and right connections from within the Hub View 1 Click mouse button 1 on the appropriate FNB connection symbol to toggle between disabled and enabled To change a module s FNB Bypass state from within the Hub View 1 Click mouse button 1 on the Bypass State box at the top of the module to toggle between BYP and INS Using the Module FNB Configuration Window The Module FNB Configuration window allows you to manipulate a module s FNB left and right connections and FNB Bypass state You can also bypass a module s ring ports using this window The window lists each FNB interface available for a module for the TRMMIM only FNB 1 is available allowing you to select the FNB and quickly apply the desired settings To open the Module FNB Configuration window 1 Click mouse button 3 on the Module Name F
79. hold field keeping in mind that station level alarms count variable occurrences on single stations only Enable or Disable the selected alarm type by clicking mouse button 1 on the appropriate Status option Click mouse button 1 on Apply to save your changes If you wish to configure more than one alarm type be sure to click on Apply before selecting another alarm type or the changes you made to the first alarm will be lost Your new alarm status and thresholds will take effect immediately Setting and Viewing Station Alarms 4 9 Alarm Configuration 4 10 Setting and Viewing Station Alarms Chapter 5 Statistics Using Statistics Viewing the Ring Station List Monitoring Ring and Station Statistics Ring Variables Station Variables Using Statistics The statistics windows provide you with a variety of information about the ring as a whole and each station inserted into the ring including traffic counts total error counts and error type breakdowns These statistics can be displayed via a selection of pre formatted pie charts or you can design your own graphs or meters to display only the ring and station information you want to view Graphing capabilities are provided by an application that is included in HP Network Node Manager and IBM NetView therefore graphs are only available when SPMA is run in conjunction with one of these network management platforms If you are running SPMA in a stand alone mode or in conjun
80. hough many of the variables are the same for Ring and Station Statistics it is important to note that these statistics are collected from different sources The ring statistics will reflect the activity of the entire ring while the station statistics will reflect the activity of only one station Errors Indicates the total number of errors counted on the ring or received by the station Frames Indicates the total number of frames received by the device from the ring or station KBytes Indicates the total number of kilobytes transmitted on the ring or from the station Protocols are only available for Ring Pie Charts and Meters Use the following variables to display the number of packets counted on the ring of the following protocols SNA IBM s System Network Architecture XNS A Xerox protocol used in early Ethernet networks TCP IP A public domain set of protocols developed by the US government Banyan A proprietary protocol VINES IP used by Banyan s VINES network operating system IPX One of the standard protocols for Novell networking systems NetBIOS Sytek Inc and IBM s Network Basic Input Output System used by many application programs for network communication Ring and Station Variables Statistics LanNet Manager IBM s Token Ring LAN Network Manager Other All other protocols not described above Frame Sizes Frame Sizes are only available for Ring Pie Charts and Meters Frame Sizes displays the
81. ignal This beacon is transmitted by a station when a Not Claim Token monitor contention time out occurs in its adapter while it is in monitor contention transmit mode and it did not receive any claim token MAC frames during the monitor contention period Streaming Signal This beacon is transmitted by a station when monitor Claim Token contention times out while its adapter was in monitor contention mode transmit or repeat and one or more claim token MAC frames were received during the contention period This indicates that monitor contention could not be resolved within one second Recovery Mode Set This beacon is transmitted when the ring has begun the recovery process No Beacon Frames There has been no beacon condition detected on the Detected ring yet Longest Beacon Displays the duration of the longest beaconing occurrence in an hours minutes seconds format Last Beacon Displays the duration of the last beaconing occurrence also in an hours minutes seconds format Viewing Ring level Information Ring Map Beacon Configuration The Beacon Configuration window allows you to enable and configure the parameters for the Automatic Beacon Recovery Process ABRP If the Beacon Recovery option is enabled the TRMMIM will automatically attempt to repair its ring when it detects an unusually high concentration of hard errors that have not been corrected by normal ring recovery procedures ABRP is a sequential process that is d
82. indow you can administratively assign a name to any station on the monitored ring network To do so 1 Click mouse button 3 on any station label in the map 2 Drag down to Set Name and release The Set Station Name window Figure 3 4 will appear Set Station Name Enter Name Terrapin Cancel Figure 3 4 Set Station Name Window 3 Inthe Enter Name text field enter a name up to 10 ASCII characters for the selected station 4 Click on Ok The new name will be set at the station Viewing Station specific Information Ring Map Setting a Station Drop Using the Ring Map window you can administratively assign a physical drop identifier to any station on the monitored ring network To do so 1 Click mouse button 3 on any station label in the map 2 Drag down to Set Drop and release The Set Station Drop window Figure 3 5 will appear Set Station Drop Figure 3 5 Set Station Drop Window 3 Inthe text field type up to four ASCII characters 4 Click on ok The new physical drop identifier will be set at the selected station Viewing Management Station Configuration The Management Station Configuration window provides information related to the ring s management device in its role as a station on the ring from this window you can issue certain commands allow or disallow active monitor contention and establish the interval at which error reports are sent to the management station To o
83. ing a station from 6 9 Duplicate MAC Address 3 11 E edalarms 4 2 e5hub 2 1 eomap 3 2 edsec 6 2 edstats 5 2 Enable Ring Out 2 33 Enable Security 6 5 6 10 enabling and disabling ports 2 33 Enabling and Disabling the Phantom Current 2 17 2 22 enabling token ring ports 2 32 ENB 2 9 Error Report Timer 3 13 Error Status 3 11 Error Table 3 1 3 14 Errors 2 23 errors 5 8 F fault region 2 19 Fault Start Time 2 21 Find Highest Lowest windows 3 30 find MAC address 2 24 Find options 3 25 Index 2 find parameters 3 26 finding nearest neighbor 3 26 firmware version 1 7 3 19 FNB Bypass State 2 7 FNB connection symbols 2 28 FNB Display 2 10 FNB Multiplexer 2 28 FNB Status 2 7 frame check sequence error 3 16 Frame Copied Errors 3 18 Frame Copied Indicator FCI 3 17 Frame Copy 2 24 frame copy 5 11 frame count 4 4 Frame Sizes 5 9 Frames 2 23 frames 5 8 Frequency 2 24 frequency error 5 11 Frequency Errors 3 18 G General Error Statistics 2 24 Getting Help 1 6 global community names A 3 Global Find MAC Address Tool 1 2 graph 5 6 H hard errors 3 23 Help 1 6 History window 1 4 hostname 2 2 Hub Configuration View Device Name 2 4 IP Address 2 4 Hub View 2 2 HW Reset 3 10 IETF MIBs supported by TRMMIM A 1 Infinite 3 24 Info window 2 6 INS 2 10 2 29 Insertion Timeout 3 11 Insertion Trap 2 17 Internal 2 23 Internal Error 3 17 Index internal error 5 10 in
84. interval ring map 3 20 Port 2 18 2 21 Port Display Form 2 7 Port Index 2 7 Port Location Configuration 2 20 Port Mapping 2 19 Port Name 2 16 Port Name Configuratin 2 20 Port Operational State 2 27 Port Physical Location 2 19 Port Priority 2 19 Port Priority Configuration 2 20 Port Status 2 7 2 8 Port Status Window 2 16 Port Type 2 9 Protocols 5 8 purge 3 5 Purge Failed 3 11 Index 3 Index Q Quick Info 3 6 Quit button 2 6 R ranking by errors 3 14 Recovery Mode Set 3 22 Remove MAC Frame 2 34 6 5 Remove Received 3 11 Remove Station 2 34 Re sizing a window 1 4 Reverse MAC button 5 4 Ring and Station Statistics Variables 5 8 Ring and Station Statistics window 5 3 Ring Map 3 1 Ring Name 3 3 6 3 Ring Port Name 2 20 Ring Port Status Window 2 20 Ring Ports 2 7 ring purges 3 21 4 4 Ring Security Warn and Remove Mode 6 1 Ring Security Warn Mode 6 1 Ring Security Mode Changing 6 10 Ring Security Monitor 6 2 ring level alarms 4 3 Ring out Port 2 33 RMON A 3 S Security Configuration Ring Selection 6 3 Security Mode Buttons 6 5 Set Alarm For 4 7 4 8 Setting a Port s Trunk Type 2 28 Setting the Polling Intervals 2 25 Signal Loss 3 11 Signal Loss Error 3 22 soft errors 3 15 Speed Fault 2 15 2 17 Speed Fault Location 2 15 spmarun 3 2 6 2 Station Added 6 5 6 10 station labels 3 18 Station Name 2 18 Station Priority 2 19 Station Status Window 2 18 station level a
85. istics Statistics 134 141 60 157 Ring Meters Network 1 127 5 s Errors 140 2 s Ring Graph Note that the graph tool will only be available when you are running SPMA with HP Network Node 7 Manager or IBM ated 11 15 57 11 16 54 11 17 51 11 18 48 11 19 45 NetView Figure 5 4 Ring Graph and Meters To create the ring meters in Figure 5 4 the following steps were taken 1 Click mouse button 1 on ing Sraphs Meters 2 Select Errors Frames and KBytes from the Ring Graph Meter Choices window 3 Click mouse button 10n Meter Meters similar to those displayed in Figure 5 4 will appear To create the ring graph in Figure 5 4 the following steps were taken 1 Click mouse button 1 on _ Ring Graphs Meters 2 Select Frames Kbytes SNA XNS TCP IP Banyan IPX Netbios Lan Net Manager and Other from the Ring Graph Meter Choices window 3 Click mouse button 1 on St Ph_ A graph similar to the one in Figure 5 4 will appear Monitoring Ring and Station Statistics 5 7 Statistics For more information on using pie charts graphs and meters and understanding how to read the information displayed see the Charts Graphs and Meters chapter in the SPMA Tools Guide A brief description of each of the variables available for both Ring and Station Pie Charts Graphs and Meters follows in the Ring and Station Variables sections Ring and Station Variables General Protocols 58 Alt
86. ity Configuration describes how to remotely configure security for the TRMMIM The Ring Security application allows you to control access to your TRMMIM managed Token Ring network and specify a security mode for stations illegally attempting to enter the ring e Appendix A TRMMIM MIB Structure lists the individual components that collectively compose the TRMMIM s MIB What s NOT in the TRMMIM Guide 1 2 The following standard SPMA tools are available through the TRMMIM module and are explained in the SPECTRUM Portable Management Application Tools Guide e Charts Graphs and Meters e Community Names e Global Find MAC Address Tool e MIBTree e MIBL II e Telnet Using the TRMMIM User s Guide Introduction to SPMA for the TRMMIM e TFTP Download e Trap Table The Charts Graphs and Meters application is accessible from the Hub View and the command line the Global Find MAC Address Tool is accessible from the platform console window Tools menu the MIBTree application is accessible from the platform console window Tools menu the Stand alone Launcher window and the command line the Telnet application is available from the command line the rest of the tool applications are available only from the icon menu or the command line Graphing capabilities are provided by an application that is included in HP Network Node Manager and IBM NetView therefore graphs are only available when SPMA is run in conjunction with one
87. larms 4 5 Statistics 2 22 2 27 Statistics Calculation Mode 3 13 Streaming Signal Claim Token 3 22 Index 4 Streaming Signal Not Claim Token 3 22 SW Reset 3 10 T Technical Support 1 6 Telnet 1 2 A 3 TFTP Download 1 3 threshold 4 5 4 8 Time 2 14 timebase 4 3 4 5 4 6 Token 2 24 token corrupted 3 17 token error 5 11 Token Errors 3 18 token errors 4 4 Token Ring MIM Management Mode 2 32 Token Ring Statistics 5 1 Trap Table 1 3 TRMMIM MIB components A 2 TRXMIM 2 33 U unique community names A 3 Upstream Neighbor Downstream Neighbor 2 18 Uptime 2 4 Utilization 3 5 V Vendor 2 18 6 5 version numbers 1 6 viewing trap messages 2 17 4 1 stand alone mode 2 17 4 1 W Warn and Remove Mode 6 5 Warn Mode 6 5 6 10 WRAP 2 10
88. le The default setting for this field is Disabled Modules without ring ports will display NA Managing the Hub at the Module Level Using the TRMMIM Hub View To attach or wrap a module s FNB left and right connections using the Module FNB Configuration window 1 Click mouse button 1 on the FNB Interface in the list The list entry will be highlighted to show that it is selected 2 Click mouse button 1 on the Attach or Wrap option for the connection that you wish to manipulate Left or Right 3 Clickon apply The desired FNB connection operation will be performed To change a module s FNB Bypass state using the Module FNB Configuration window 1 Click mouse button 1 on the desired FNB Interface in the list The list entry will be highlighted to show that they are selected 2 Click mouse button 1 on the Bypass Enable or Disable option 3 Clickon apply The desired FNB Bypass operation will be performed The Network 1 interface of your TRMMIM is dedicated to monitoring FNB 1 If you enable a module s FNB Bypass state for FNB 1 that module and its ports will no longer be in contact with the managed ring and will form their own self contained orphan ring To change a module s Ring Port Bypass state using the Module FNB Configuration window 1 Click mouse button 1 on the FNB Interface in the list The list entry will be highlighted to show that it is selected 2 Click mouse button 1 on the RP By
89. llows you to remove all address es from the Allowed List This button is active in all security modes however if you have Enable Security Warn mode selected the cleared stations will simply be re added to the list Note that the Allowed List refreshes automatically when stations are re added Selecting this button will refresh both the Allowed List stored on the TRMMIM itself and the Disallowed List stored on your management workstation Should any Launching the Security Configuration Window Ring Security Configuration duplication exist between the lists the duplicate entries will be removed from the Disallowed List There will not be any alert if this occurs Close Selecting this button closes the Security Config window Any sets you have made in the window before closing will have taken effect Configuring Security Before configuring security be sure that your network meets the requirements and conditions specified in your TRMMIM s hardware Installation and User s Guide Your TRMMIM must also be properly configured to send traps to the appropriate network management station this will ensure that traps generated by ring security arrive at the appropriate destination Refer to the SPMA Tools Guide for information on using the Trap Table tool Building the Allowed List Automatically When security is set to Warn mode any station which inserts onto the ring is automatically added to the Allowed List You can us
90. lowed Count 6 4 Allowed List 6 1 Allowed Station List 6 4 Allowed Stations List Adding Stations 6 7 Clearing 6 9 Deleting Stations 6 8 Moving a station from 6 9 Auto 2 32 Automatic Beacon Recovery Process 2 19 Automatic Beacon Recovery Process ABRP 3 23 Bad Param 3 11 Beacon Configuration 3 23 beacon configuration 3 23 beacon events 3 21 Beacon History 3 1 3 21 beacon history 3 21 beaconing 3 5 3 11 3 22 3 28 Burst 2 23 burst error 5 9 Burst Errors 3 16 burst errors 4 7 BYP 2 9 2 29 Bytes 2 23 C calculation mode 3 6 3 14 3 29 Changing the port display form 2 8 changing the ring speed 2 32 Charts Graphs and Meters 1 2 Chassis MGR A 2 Chassis Type 2 14 claim token errors 4 4 Class 2 21 community name 3 2 Community Names 1 2 community names A 3 component based MIB architecture A 3 Congest 2 23 congest 5 11 Congestion Errors 3 17 congestion errors 4 8 connection 2 8 Contact 2 14 Contact Status 2 3 2 26 contention 3 5 conventions 1 3 Index 1 Index D Date 2 14 Device button 2 4 Device Configuration 2 27 device date 2 4 Device General Status 2 27 Device Information 3 19 Device menu 2 5 Device Name 2 4 Device Status Window 2 13 device time 2 4 Device Module and Port Menus 2 12 Disable Ring Out 2 33 Disable Security 6 10 Disallowed Count 6 4 Disallowed List 6 1 Disallowed Station List 6 4 Disallowed Stations List Adding Stations 6 7 Clearing 6 9 Deleting Stations 6 8 Mov
91. maintain a consistent presentation screen displays in this and other SPMA guides show an OSF Motif environment If you re used to a different GUI don t worry the differences are minor Buttons boxes borders and menus displayed on your screen may look a bit different from what you see in the guide but they re organized and labelled the same located in the same places and perform the same functions in all screen environments Conventions 13 Introduction to SPMA for the TRMMIM 4 Some windows within SPMA applications can be re sized those windows will display the standard window resizing handles employed by your windowing system Re sizing a window doesn t re size the information in the window it just changes the amount of information that can be displayed see Figure 1 1 When you shrink a window scroll bars will appear as necessary so that you can scroll to view all the information that is available Cabletron Systems Inc EMME 134 141 59 200 Use the scroll bars provided to choose what to display in a window that s been resized 2 Ey m BERERE EEE cff sleli g Ni Click here to display footer message history No Write Access to Device 1 4 Figure 1 1 Window Conventions Some windows will also contain a _ istory button selecting this button launches a History window Figure 1 2 which lists all footer messages that have been displayed since the window was first invoked This wi
92. mal operation of the Token Ring protocol Although these errors do not cause ring failure in sufficient numbers they may cause degradation of ring performance and the ring may have to be purged the Active Monitor must perform ring recovery operations or Active Monitor contention may have to be initiated In either of these situations the data flow will be halted while normal operations are being restored on the ring 3 15 Ring Map 3 16 Basic performance information is provided regardless of which error type has been selected for display Frames The number of frames transmitted by the associated station as measured using the currently selected calculation mode Bytes The number of bytes transmitted by the associated station as measured using the currently selected calculation mode The remainder of the window displays the counts for the error type or types you selected when you launched the window Remember these counts reflect which stations are reporting the error to the Ring Error Monitor not which stations are experiencing the error condition If the error is an isolating error you can narrow the fault to a certain domain that is the adapter card of the reporting station or its downstream neighbor or to the cabling between the two stations Non isolating errors cannot be narrowed to a fault domain with the exception of Congestion errors because they could be caused by any station on the ring Total Errors
93. mes the active monitor has purged the ring This includes the purge at the end of the active monitor selection process Note that this count is not reset when the active monitor changes Beacon Events This field detects the number of beaconing occurrences detected by the active monitor on the ring A beacon is transmitted when a hardware error such as a wire fault frequency error or ring signal loss is detected on the ring and when monitor contention times out Viewing Ring level Information 3 21 Ring Map 3 22 Last Beacon Type This field displays the type of beaconing frames last detected on the monitored ring When a beaconing condition begins the content of the beacon frames varies depending on the condition that caused the beaconing process Beacon frames are identified by a sub vector which pinpoints the reason for the adapter s transmission of beacon frames Possible beacon types are Signal Loss Error This beacon is transmitted by a station when it detects signal loss from its upstream neighbor most likely because of a cable fault enters monitor contention and monitor contention times out If a station detects signal loss while transmitting streamingSignal beacons the two following entries they will be changed to signalLossError beacons If a station detects a signal while transmitting signalLossError beacons they will be changed to streamingSignalNotClaimToken bit streaming beacons Streaming S
94. monitor that is the management station was unable to receive its own ring purge MAC frames The management station received a beacon MAC frame after physically inserting into the ring Another station on the ring has the same MAC address as the management station The management station has determined that a Ring Parameter Server RPS is present on the ring but it does not respond to a request initialization MAC frame The management station received a remove adapter MAC frame during the insertion process The open command was completed successfully This field displays a number associated with the most recent error status that was reported by the management station It is possible for more than one error status to be reported at one time in this case the number displayed would be the sum of the codes of the last errors recorded The following table lists the possible errors and their corresponding error codes Viewing Station specific Information Ring Map No problem detected Ring Recovery Error The management station has observed claim token MAC frames on the ring Single Station The management station has sensed it is the only station on the ring Counter Overflow One of the management station s error counters has incremented from 254 to 255 Remove Received The management station has received a remove ring station MAC frame request and has removed itself from the ring Auto Removal Error T
95. n to the nearest appropriate value Each value is set as soon as the mouse button is released footer messages will indicate set failure Remember not all devices nor all versions of device firmware support the ability to configure station port retry parameters if the device you are monitoring does not support this feature the related fields will be grayed out Where these parameters are not settable station ports will be retried once at a pre determined interval then remain disabled until further management action is taken Using the Find Options The Ring Map window provides several search options that allow you to discover individual stations on the selected ring network by any one of the following characteristics e Drop e Board and Port Index e Station Name e MAC Address For convenience you can also identify the following stations of interest e Active Monitor on the ring e The Ring Management Station e Last Beaconing Station on the ring And you can identify a selected station s e NAUN Nearest Active Upstream Neighbor e NADN Nearest Active Downstream Neighbor Finally to keep track of station performance you can identify stations on your network in ascending By Lowest gt Highest or descending By Highest gt Lowest order of frames processed total errors or specific errors Using the Find Options 3 25 Ring Map Searching for a Station s Nearest Active Upstream or Downstream Neighbo
96. n when an unauthorized station attempts to enter the ring are de activated grayed out when security is disabled Security is disabled by default Enable Security Selecting this option enables you to choose one of two Security Mode options which determine the actions that will be taken when an unauthorized MAC address i e one not in the Allowed List is detected trying to enter the ring The two Security Mode options are Warn This is the default Enable Security mode In Warn mode new stations can enter the ring but a Station Added trap will be sent to the network management station in response This trap message is only sent once and it includes the new station s MAC address Because new stations can still be added to the Allowed List in Warn Mode you can use this mode to allow new users to enter the ring while in Warn mode the TRMMIM automatically adds every inserted station to the Allowed List This saves you from entering MAC addresses one at time using the Add button Note that this option will be set as soon as it is selected there is no confirmation required Warn and This is the highest level of ring security which will lock the ring Remove to new stations The Alarm Remove mode sends a Remove MAC Frame command to a new station attempting to enter the ring and a trap to your management station informing it of the action taken If after three attempts the station cannot be removed from the ring a
97. nagement for each independent ring installed in the same chassis TRMMIM MIB Structure TRMMIM MIB Structure RMON The RMON or Remote Network Monitoring MIB component contains the statistics history alarm event and Token Ring groups from the RMON MIB RFC 1271 and 1757 Telnet The Telnet component provides a means by which you can remotely access the TRMMIM s Local Management screens including MIB Navigator a command set from which you can configure and manage your TRMMIM by viewing and modifying the objects in the device s MIB Local management and the MIB Navigator are accessible through SPMA via the Telnet application see the SPMA Tools Guide and or your TRMMIM hardware manual for more information A Brief Word About MIB Components and Community Names In the original version of the component MIB architecture each MIB component is protected by its own set of user configurable Read Only Read Write and Super User community names These names determine the level of access that will be granted to the information controlled by each individual component For these devices the central point of access for remote management is provided by the Chassis MGR MIB component that is if you define your device icon or launch a management application using the read only read write or super user community name assigned to the Chassis MGR MIB component your SPMA application is granted the appropriate level of access read only
98. ncrisin Seente ise rN asorin havessseeridavds cas diarsdsatavaasinraestevaneaaies 5 9 Isolating EfOr esene R rE EE 5 9 INOmzISOla bine ETOS Er Ea Eeer RE EENE EEEE 5 10 Ring Security Configuration About Ring Security semus opne eeo tava sande e E RR 6 1 Launching the Security Configuration Wind OW ccccccsssccssssssssssssseseancseasesease 6 2 Configuring SeCUrity sssini geiak peisson eira siani iaaiiai siaaa EnEn EEan 6 7 Building the Allowed List Automatically cccscscesssssesseeeesessesseseeseseseeees 6 7 Adding New Stations to the Allowed or Disallowed Stations List 6 7 Deleting Stations from the Allowed or Disallowed Lists cccsseeeee 6 8 Moving a Station Between the Allowed and Disallowed Stations List 6 9 Clearing All Entries in the Allowed or Disallowed List s sss115s1115s11151111 6 9 Changing the Ring Security Mode aiciisstuscaseeicnacnecuntachaneciaenlingun 6 10 TRMMIM MIB Structure IETF MIB Supporti ea S E E EE E A 1 TRMMIM MIB Structure ariii a E E aaeeea Eaa Ee A 1 A Brief Word About MIB Components and Community Names 6 A 3 Contents vi Chapter 1 Introduction to SPMA for the TRMMIM The TRMMIM how to use the TRMMIM User s Guide manual conventions contacting Cabletron Technical Support TRMMIM firmware versions supported by SPMA The TRMMIM The TRMMIM is an intelligent Token Ring management module designed to be used in a mid c
99. ndow and the Ring Map window remains open and available Accessing Other SPMA Applications Chapter 4 Alarm Configuration Setting Alarms at the Ring and Station levels Alarm Types defined Alarms work in conjunction with your network management system to let you know when certain defined thresholds have been reached Using this tool you define the condition that will trigger an alarm the device monitors traffic and when defined thresholds are reached reports to the network management station in the form of a trap You can set alarms at the Ring and Station levels the effect of an alarm depends on the parameters you have set via your management platform SPMA does not accept the trap messages that task is left to your network management NOTE system See the appropriate network management system documentation for details about viewing trap messages When this application is used in stand alone mode traps will either be ignored when they return to the workstation from which you are running SPMA for the TRMMIM or they will turn up at another management workstation which has been configured to accept traps Note also that regardless of the configuration performed using this application NO traps will be sent by the device unless its trap table has been properly configured see the TRMMIM hardware manual and or the Trap Table chapter in the SPMA Tools Guide for more information At the Ring level you can se
100. ndow can help you keep track of management actions you have taken since launching a management application Conventions Introduction to SPMA for the TRMMIM Cabletron Systems Inc EMME 134 141 59 214 Message History Message Setting Bridge Port Status 1 3 Setting Port Admin State 5 1 Setting Port Admin State 2 5 Setting Port Admin State 4 1 Setting Port Admin State 4 1 Setting Port Admin State 2 10 Setting Port Admin State 3 12 Setting Port Admin State 3 8 Setting Port Admin State 3 4 Setting Port Admin State 2 14 Figure 1 2 The History Window Using the Mouse The UNIX mouse has three buttons Procedures within the SPMA document set refer to these buttons as follows Button 1 Button 2 Button 3 Figure 1 3 Mouse Buttons If you re using a two button mouse don t worry SPMA doesn t make use of mouse button 2 Just click the left button for button 1 and the right mouse button when instructed to use mouse button 3 Conventions 1 5 Introduction to SPMA for the TRMMIM Whenever possible we will instruct you on which mouse button to employ however menu buttons within SPMA applications will operate according to the convention employed by the active windowing system By convention menu buttons under the Motif windowing environment are activated by clicking the left mouse button referred to as mouse button 1 in SPMA documentation and there is no response to clicking the right
101. ng the STP or Fiber option Note that if your hardware does not support this feature this field will be grayed out Phantom Current This selection only applies when the Media Type is set to STP for a ring port Devices that support autowrap feature a phantom current which acts as carrier sense between two connected ring ports If the carrier sense is broken i e the wire is broken the phantom current is lost and the ports automatically wrap to retain the continuity of the ring If you are attaching an older device e g earlier TRM 10R TRM 20R or a passive concentrator TRC800 without the autowrap feature then you must disable the phantom current for the connection to remain valid Monitoring Hub Performance 2 21 Using the TRMMIM Hub View After you have disabled the Phantom Current remember that if the ring cable breaks the autowrap feature will not be supported To Enable Disable the Phantom Current 1 Click mouse button 1 on the Active or Inactive option as desired The Phantom Current will either be activated or deactivated accordingly Checking Statistics The Hub View can provide a summary of Token Ring statistics at the Station level To view hub statistics at the Station level 1 Display the Station Port menu by clicking mouse button 3 in the appropriate area refer to Figure 2 4 on page 2 7 Refer to the Statistics chapter for information on Device level statistics 2 Drag down to Statistics and r
102. of these network management platforms If you are running SPMA in a stand alone mode or in conjunction with SunNet Manager no graphing capabilities are available and no graph related options will be displayed on buttons or menus Note that the screens displayed in this guide will include the graph related options where they are available please disregard these references if they do not apply Instructions on discovering Cabletron devices creating icons and accessing the icon menus within your management platform are included in your Installing and Using SPECTRUM for guide If you are using SPMA for the TRMMIM in stand alone mode without benefit of a specific network management system instructions for starting each application from the command line are included in each chapter both in this guide and in the SPMA Tools Guide Conventions The family of SPECTRUM Portable Management Applications can work with a number of different network management systems running on several different operating systems and graphical user interfaces This versatility presents two documentation problems first there is no standard terminology and second the appearance of the windows will differ based on the graphical interface in use For the sake of consistency the following conventions will be followed throughout this and other SPMA guides Screen Displays SPMA runs under a variety of different operating systems and graphical user interfaces To
103. on Error Report Timer The Error Report Timer determines the interval at which stations will report the number of errors they have detected The default timer value is 2 seconds To change this value 1 Highlight the current setting 2 Type in a new setting and press Enter Current versions of TRMMIM firmware do not support the ability to set the Error Report Timer Delay future versions will include this feature Refresh After making changes in the Management Station Configuration window click here to update the information shown in the window s fields Viewing Ring level Information Setting the Statistics Calculation Mode Statistics available from the Ring Map window are calculated according to one of three formulas Rate Units expressed as a change in value divided by the length of the polling interval or A units measured A time in seconds For example if you measured 3200 frames over a 10 second interval the frame rate would be 320 sec Cumulative Total units measured since the cumulative option was selected For example if you measured 390 frames during the first interval since cumulative was selected 270 in the second and 500 in the third the cumulative total would be 1160 You can reset the Ring Map s cumulative counters at any time Delta The change in the units measured from the previous poll to the current poll Viewing Ring level Information 3 13 Ring Map The calculation
104. ou will see two Network components if at any time you form a third logical ring the necessary MIB component will automatically appear in the chCompTable To see which MIB components are currently being used in your TRMMIM bring up the Community Names application or use any SNMP Get operation that will allow you to view the contents of the chCompTable A 1 TRMMIM MIB Structure A 2 The TRMMIM MIB consists of the following components Chassis MGR The Chassis MGR MIB component contains most of the basic information about the TRMMIM the chassis it is controlling and the other modules installed in that chassis including chassis type backplane type number of slots which module types and names are installed in which slots the TRMMIM s MIB component information in the chCompTable device and module names hardware revision numbers MAC and IP addresses the current time and date and information related to alarms ring security and TFTP download The following groups from MIB II are also included system interfaces at ip icmp udp and snmp The community names assigned to this MIB component provide the gateway that all SPMA applications use to access all information in the other components even if those components have different community names the Chassis MGR community names are the same as those assigned via Local Management LM The TRMMIM LM or Local Management component contains the objects that provide out o
105. ount This field shows the number of stations currently on the Allowed List The allowed range is from 1 250 stations Disallowed Station List This list box displays the station MAC address entries in the Disallowed List database all those addresses which have been removed from the Allowed List plus any additional addresses which have been added manually This database is stored on your network management station Disallowed Count This field shows the number of stations currently on the Disallowed List 6 4 Launching the Security Configuration Window Ring Security Configuration Vendor This field visible in both list boxes displays the vendor associated with each list entry as determined by the first three bytes in its MAC address Security Mode Options The Security Mode options at the top of the Security Config window display the current security configuration and allow you to reconfigure security When you select the Warn mode that level of security will immediately be set at the device when you select the Warn and Remove mode you will be asked to confirm your selection Disable Security If this option is selected no security is set at the device Any station can attempt to enter the ring without security action being taken Security is disabled by default Enable Security If Enable Security is selected one of two Security Mode options is in effect these modes determine what action will be taken when an unknown M
106. ouse button 3 in the box to display the Module menu Port Display Form Using the Device menu you can change the port display form shown in the Module Status boxes to display several different port display types Click mouse button 1 to open the Module Status window Click mouse button 3 to display the Module menu Port Status Displays port Admin Link status or a variety of statistics Click mouse button 1 to toggle the port between ENB enabled and BYP bypassed Click mouse button 3 to display the Station Port menu Figure 2 4 Mousing Around a Module Using the Hub View 2 7 Using the TRMMIM Hub View Hub View Port Color Codes The Port Status boxes on each MIM in the Hub View are color coded to indicate the port s connection status There are two color coding schemes one which is associated with port Admin Link status and another associated with port Admin status these modes are described in the Port Display Form section following The default color scheme is the one which indicates port Admin Link status that is for any Port Display Form except port Admin status the colors will indicate the status conditions described below e Green indicates that the port is active that is the port has been enabled by management has a valid Link signal if applicable and is able to communicate with the station at the other end of the port s cable segment e Blue indicates that the port has been disable
107. pass Enable or Disable option 3 Clickon apply The desired Ring Port Bypass operation will be performed Clearing the Module FNB Configuration Window Selections Clicking __ amp 1 _ at the bottom of the Module FNB Configuration window will return all options to their unselected state Note that clicking __ 1 2 __ will not undo any FNB operations which you have set by clicking Apply Controlling Token Ring Speed Token Ring networks can operate at either 4 or 16 Mbps All modules connected to the same network must operate at the same speed Managing the Hub at the Module Level 2 31 Using the TRMMIM Hub View To change the ring speed of a module 1 Click mouse button 1 on the Module Ring Speed box at the bottom of the module to toggle between 4 and 16 Mb second or 1 Click mouse button 3 in the Module Name FNB Siate or Port Display Form box to display the Module menu 2 Drag down to Speed right to 4 Mega Bits or 16 Mega Bits then release Controlling Token Ring MIM Management Mode Token Ring MIMs can run in one of two modes Auto AUT Auto mode means that the MIM is using the hardware configuration settings it is not being controlled If you change an operating parameter ring speed bypass state and so forth on a module in Auto mode the mode changes to Management to indicate that it is being managed Management MGT Management mode means that management takes precedence over the defa
108. pen the Management Station Configuration window 1 Inthe Ring Map itself look for the station whose label is outlined in blue This is the management station or 1 Click on Fin _ drag down to Management Station and release The map window will scroll if necessary to display the management station label 2 Click mouse button 3 on the station label for the management station drag down to Management Station Configuration and release The Management Station Configuration window Figure 3 6 will appear Viewing Station specific Information 3 9 Ring Map Commands Open Status Error Status Active Monitor Management Station Configuration 134 141 60 164 v SW Reset HW Reset wy Open vy Close Contention Allowed Contention Disallowed Error Report Timer jo Refresh Close Figure 3 6 The Management Station Configuration Window The Management Station Configuration window contains the following information and configurable options Commands You can choose one of five commands to execute on the management station To select a command click mouse button 1 on the button next to it No op SW Reset HW Reset Open Close 3 10 No operation command will be performed on the device The device will be reset through the software note that this does not reset statistical counters A hardware reset will occur on the device which is the equivalent of physically resetting the device Thi
109. polling interval This is due to the resetting of the counters Port Type Provides the following administrative information about the port e Admin Link Status indicates the Administrative and Link connection status of the ports ENB Enabled indicates that the port has been enabled by management but there is no station linked to the port BYP Bypassed indicates the port has been disabled by management 2 9 Using the TRMMIM Hub View FNB Display 2 10 INS Inserted indicates the port has been enabled by management and there is a station linked to the port ACT indicates a ring port is active and passing data WRAP indicates data communications have been terminated at the ring port and it has wrapped so that the ring s back up path is in effect for ring ports without a connection or for any port with an unknown connection status e Admin Status displays either ON or OFF an indication of whether management has the port enabled or disabled A port can be ON but not operational Under the Admin display ports that are enabled but not linked are shown as ON e Media Type applies only to selectable media ring ports and indicates the type of cabling supported by the port On a module with media selectable ring ports the ring ports will display the current selection FO Fiber Optic or STP Shielded Twisted Pair On a module without selectable ring ports the ring ports will display UN
110. r To search for a selected station s upstream or downstream neighbor 1 To select the station click to highlight its label in the Ring Map window 2 Click on Ea and drag down to select NAUN to find the station s upstream neighbor or NADN for its downstream neighbor The selected station s NAUN or NADN will be highlighted Note also that depending on the position of the selected station in the map the map display may shift so that the appropriate station appears in the viewing area although the upstream and downstream order will not change Searching by Station Name MAC Address Board Port or Drop To search for a station by its Drop Board Port Name or MAC Address 1 Click on Find and drag down to select one of the following a b C d Drop to find a station with a certain drop number Board Port to find a station by a specified board and port index Name to find a station with an administratively assigned name MAC Address to find a station via its physical address The appropriate window will appear as illustrated below with fields for you to enter the desired search parameters Find Drop 3 26 Enter Drop Number 1107 Ok Cancel Enter Board ja Find MAC Address Enter Address Ok Cancel Find Board Port Find Station Name Enter Port 8 Ok PEREI Enter Name Terrapin Ok Cancel Figure 3 13 Sample Find Windows Using
111. r C bits detected by the selected station port Abort The number of times the selected station has transmitted abort sequences during transmission Internal The number of recoverable internal errors detected by the selected port indicating that its attached station is in marginal operating condition Lost Frames The number of frames that the selected station has transmitted that have not returned because the Timer Return to Repeat TRR timer has expired Congest The number of times the selected station has not been able to copy a frame addressed to it because of a lack of internal buffering Monitoring Hub Performance 2 23 Using the TRMMIM Hub View Frame Copy The number of frames addressed to the selected station that have the A bits already set to 1 which indicates a possible electrical line disturbance or a duplicate address on the ring Token The number of times the selected station while acting as the active monitor has detected an error that required the transmission of a token Frequency The number of times the selected station has detected that the incoming signal s frequency differed from the expected frequency by more than allowed Managing the Hub In addition to the performance information described in the preceding sections the Hub View also provides you with the tools you need to configure your hub and keep it operating properly Hub management functions at the device level include finding a MAC
112. r access For more information on community names consult the appropriate Installing and Using SPECTRUM for guide and or the Community Names chapter in the SPMA Tools Guide The spmarun script invoked first in the above command temporarily sets the environment variables SPMA needs to operate be sure to use this command any time you launch an application from the command line This script is automatically invoked when you launch an application from the icon menu or from within the Hub View If you wish to configure your Token Ring hub in any way be sure to use a community name with at least Read Write access If you only wish to view current settings a community name with Read access will be sufficient If there is a hostname mapped to your TRMMIM s IP address you can use lt hostname gt in place of lt IP address gt to launch this application Please note however that the hostname is not the same as the device name which can be assigned via Local Management and or SPMA you cannot use the device name in place of the IP address Navigating Through the Hub View 22 Within the Hub View Figure 2 1 you can click mouse buttons in different areas of the window to access various menus and initiate certain management tasks The following describes the information displayed in the Hub View and shows you how to use the mouse to display the Device Module and Port menus Using the Hub View Using the TRMMIM Hub View Cabletron
113. r the TRMMIM e Chapter 1 Introduction describes the TRMMIM User s Guide and the conventions used in this and other SPMA manuals explains where to find information about the TRMMIM and tells you how to contact Cabletron Systems Technical Support e Chapter 2 Using the TRMMIM Hub View describes the visual display of the Hub and explains how to use the mouse within the Hub View Also described are some basic functions available only from within the Hub View changing the Hub View display opening menus and windows enabling and disabling ports checking device and module status and so on e Chapter 3 Ring Map describes how to graphically display all stations inserted into your TRMMIM managed Token Ring network Using the Ring Map application you can display stations and perform station searches according to various parameters view and compare errors detected on the ring configure the ring management station set station drops or station names view summary information about station configuration and ring performance view ring history information and launch other SPMA Token Ring applications e Chapter 4 Alarm Configuration describes how to set thresholds and enable or disable alarms at the ring and station levels e Chapter 5 Statistics describes how to use the statistics windows to view ring and station specific information including traffic counts total error counts and error type breakdowns e Chapter 6 Ring Secur
114. ration The spmarun script invoked first in the above command temporarily sets the environment variables SPMA needs to operate be sure to use this command any time you launch an application from the command line This script is automatically invoked when you launch an application from the icon menu or from within the Hub View If you wish to change any Security settings be sure to use a community name with at least Read Write access If you only wish to view current settings a community name with Read access will be sufficient If there is a hostname mapped to your TRMMIM s IP address you can use lt hostname gt in place of lt IP address gt to launch this application Please note however that the hostname is not the same as the device name which can be assigned via Local Management and or SPMA you cannot use the device name in place of the IP address The Security Configuration Ring Selection window Figure 6 1 will appear Security Config 134 141 60 151 1 Network 1 Security Figure 6 1 The Security Configuration Ring Selection Window The Ring Selection window displays each manageable network supported by the monitored device and lets you access a Security Config window to configure security for the selected ring Networks are identified by the following two fields No The index number assigned to each ring network Ring Name This field displays the ring name assigned to each network To set up security
115. re blue Managing the Hub at the Port Level 2 33 Using the TRMMIM Hub View or 1 Click mouse button 3 in the Port Index or Port Status box to display the Station Port menu or Ring Port menu 2 Drag down to Enable or Disable and release Enabled ports are yellow disabled ports are blue To enable all Station ports all Ring ports or all ports in a module 1 Click mouse button 3 in the Module Name FNB Siate or Port Display Form box to display the Module menu 2 Drag down to Enable Ports drag right to All Station Ports All Ring Ports or All Ports and release Enabled ports are yellow disabled ports are blue Removing a Station from the Ring 2 34 The Remove Station option on the Station Port menu allows you to remove a station from the ring so that it can perform a loopback test When you select this option the TRMMIM sends a Remove MAC Frame to the selected station Upon receiving this frame the station will perform a loopback test to verify that its MAC adapter is functioning correctly If the station fails the loopback test it will stay off the ring If it passes the test its actions will depend on the manufacturer of the adapter card Cabletron Token Ring DNI cards and some others will reinsert into the ring automatically IBM adapter cards and others will remove themselves from the ring until the station is re booted To remove a station 1 Click mouse button 3 in the Port Index or Port Status
116. resh Close Figure 5 2 Ring and Station Statistics Window The Ring and Station Statistics window lists each active station on the ring the following information is provided for each station MAC Address Displays the station s MAC or hardware address MAC addresses are usually factory set and cannot be changed The MAC address will be displayed in Token Ring format Module and Port Provides the station s location in the MMAC chassis by module and port number If module and port equal 0 the station is not physically connected to the monitored device e g it is connected via a ring in or ring out port Vendor Displays the name of the station s manufacturer Stn Name Displays the name assigned to the station Upstream Addr Displays the MAC or physical address of the station s nearest active upstream neighbor NAUN Downstream Addr Displays the MAC or physical address of the station s downstream neighbor Viewing the Ring Station List 5 3 Statistics Using the Reverse MAC Button The Reverse MAC button available in the Ring and Station Statistics window enables you to toggle between Token Ring and Ethernet MAC address formats Token Ring MAC addresses the default address format in this window are displayed in the reverse bit order of Ethernet MAC addresses The Ethernet MAC format is the more recognizable format therefore the Reverse MAC button can be used to enable the network manager to reco
117. rms at both the ring and station levels this is the interval in seconds over which the selected variable s will be counted for comparison to the threshold values For example if the Burst Errors alarm is enabled the threshold is set at 10 and the timebase is set to 10 seconds the TRMMIM will generate an alarm if 10 burst errors are detected by the selected station s within a 10 second time period 4 6 Setting and Viewing Station Alarms You need not close the Ring Alarms window before launching the Station Alarms window just move the Ring Alarms window out of the way if necessary to reach the NNN NN N WBS Alarm Configuration Alarm conditions which occur over the span of two timebase intervals will not be detected even if the threshold is crossed within a period of time that is less than or equal to the defined timebase interval For example if you set your timebase to 10 seconds and an alarm threshold to 50 an alarm will be generated if 50 of the specified events are detected within a specific 10 second interval defined by the device If however those 50 events occur in any 10 second time frame which straddles two device defined intervals say 25 in the last five seconds of one interval and 25 in the first five seconds of the following interval that condition will not be detected and no alarm will be generated These conditions are most likely to occur when a large threshold is used with a short timebase interval
118. rnet mail support ctron com FTP ctron com 134 141 197 25 Login anonymous Password your email address By BBS 603 335 3358 Modem Setting 8N1 8 data bits 1 stop bit No parity Getting Help Introduction to SPMA for the TRMMIM For additional information about Cabletron Systems products visit our World Wide Web site http www cabletron com TRMMIM Firmware SPMA for the TRMMIM has been tested against firmware versions 3 00 10 and 3 01 01 if you have an earlier version of firmware and experience problems running SPMA contact Cabletron Systems Technical Support for upgrade information TRMMIM Firmware 1 7 Introduction to SPMA for the TRMMIM 1 8 TRMMIM Firmware Chapter 2 Using the TRMMIM Hub View Navigating through the Hub View monitoring hub activity managing the hub at the device module and port levels The heart of the SPECTRUM Portable Management Application SPMA for the TRMMIM is the Hub View a graphical interface that gives you access to many of the functions that provide control over the TRMMIM managed hub Note that the Hub View application only allows you to control boards and ports in the domain of a single management module If you have another management module installed in the chassis to the left of the monitored TRMMIM boards that are under the domain of that module 1 e Media Interface Modules or MIMs to its left will still display in the Hub View of the monitored TRMMIM ho
119. rors and non isolating errors You can customize ring specific or station specific meters by using 29 available ring related variables or 13 available station related variables With SPMA you can run up to 25 meters simultaneously Monitoring Ring and Station Statistics Statistics If you are running SPMA in conjunction with HP Network Node Manager or IBM NetView you can also customize ring specific or station specific graphs using the same variables as are available for the meters You can graph up to 25 variables in a single graph Graphing capabilities are provided by an application that is included in HP Network Node Manager and IBM NetView therefore graphs are only available when SPMA is run in conjunction with one of these network management platforms If you are running SPMA in a stand alone mode or in conjunction with SunNet Manager no graphing capabilities are available and no graph related options will be displayed on buttons or menus Note that the screens displayed in this guide will include the graph related options where they are available please disregard these references if they do not apply Creating a Pie Chart To create a pie chart 1 Click on either Ring Pie Charts or Station Pie Charts 2 A Pie Charts menu will appear When creating a Ring Pie Chart select one of the following menu selections General Protocols Frame Sizes Isolating Errors or Non Isolating Errors When creating a Station
120. s reinitializes the module and all counters are reset Forces the management station to open on to the ring This causes the station to participate in the ring poll process and receive and transmit data onto the ring Forces the management station to close therefore removing itself from the ring and making the station incapable of receiving or transmitting any data onto the ring Viewing Station specific Information Ring Map Open Status This field displays the result of the last open command or the last attempt by the management station to open onto the ring whether the management station did in fact open onto the ring or if an error occurred This field may display any one of the following No Open Bad Param Lobe Test Failed Signal Loss Insertion Timeout Purge Failed Beaconing Duplicate MAC Address Parameter Requested Remove Received Open Error Status An open command has not been issued The open command could not be completed because the parameters did not allow for the station to be opened onto the ring The lobe media check has failed for the management station A signal loss condition has been detected at the management station s receiver input during the open process The management station has failed to logically insert on the ring before the insertion timer expires The management station has timed out when attempting a ring purge after becoming the active
121. s caused by the station recognizing a recoverable internal error in its adapter and removing itself from the ring Possible problems with the adapter hardware include inoperable chip set timer or counters The number of frames that the associated station has transmitted that have not completely returned before its Timer Return to Repeat TRR timer has expired after 4 1 milliseconds These non isolating errors are generally harmless since they are often caused by a brief disruption of ring clocking as a station enters or exits the ring However they do require the Active Monitor to purge the ring The number of times the associated station was unable to copy frames addressed to it because of a lack of internal buffering that is the station is receiving frames faster than its adapter can copy information from the receive ate Ring Map Changing the Station Labels 3 18 Frame Copied Errors Token Errors Frequency Errors buffers Note that this counter reports the number of times frames were dropped for lack of buffering not the number of frames dropped Although this is considered a non isolating error you can assume that the adapter reporting the error is at fault If the error occurs frequently you may want to consider replacing the reporting station s NIC card The number of frames addressed to the associated station that had the A Address Recognized Indicator bits already set to 1 when the station receiv
122. se Any other rights or limitations regarding the use duplication or disclosure of this computer software are to be expressly stated in or incorporated in the contract This Notice shall be marked on any reproduction of this computer software in whole or in part Chapter 1 Introduction to SPMA for the TRMMIM The TRMMIM slant xine e Rina Savane vival een di EE Geena cae 1 1 Using the TRMMIM User s Guide sci cnimnunnnamarainanimapaicunuinudd 1 1 Whats NOT in the TRMMIM Guide siccsasusvisuotsira ete coisa sammacdniuniateoioind 1 2 CONVENIOS sissies pi aaue a ene Eaa Ea KER cues SESTE ASEE ESEE EES AEE a ERa ESETE 1 3 Screen Display Senioren ierra h eetan Eea r A EE ER 1 3 Using the IEG sich copa sd Dead da ala a a a aE EE ATER 1 5 Getting Help viiscstccccsiesessiets aeversenscisvedsssccispivsseveieds deraedveansansid navecispedstvecteaasiotesdrees dies 1 6 TRMMIM Pirmaware cssssciscssssacscscsscsctecscdscsssscncsacssssascescssanaecszasstvesssoestcnessines esneszeseazist ses 1 7 Chapter 2 Using the TRMMIM Hub View Usingithe Hub WAU isnssoscnrenense onaniaa ines keh E 2 1 Navigating Through the Hub View s sessssessssessssessssessirssssrssssrsrressnsensnresnnresnrens 2 2 H b View Front Panel ics scsccsisscevctstevsscsszeeds scseetsddisestevs cianie deaan nnas 2 3 Using the Mouse in a Hub View Module iisinicsssissscsssssricusdsoassinasssoasscctuaneussceonens 2 6 Hub View Port Color Codes sicic ccssisiesscsssseasssssecsstevastassssdesci
123. security mode at the device gt Delete Add Clear Refresh This button moves a selected address es from the Allowed List to the Disallowed List Note that if you are in the Warn mode removing a station from the Allowed List will have little effect because the station will remain on the ring and automatically be re added to the Allowed List although a trap will be sent to your management workstation when the station is re added to the list Note that the Allowed and Disallowed Lists will refresh automatically when a station reinserts into the ring If no items in the Allowed List are selected this button will be grayed out This button moves a selected address es from the Disallowed List to the Allowed List If there are no items selected in the Disallowed List this button will be grayed out Selecting this button will delete selected address es from the Allowed or Disallowed Station Lists This button is active in all security modes however if you have Enable Security Warn mode selected the station will automatically be re added to the Allowed List Note that the Allowed List will automatically refresh when a station is re added Selecting this button will invoke a pop up window which allows you to add a station to the Allowed or Disallowed Station List as described in the following section This button is only active if security is enabled When pressed this button will invoke a pop up window that a
124. set This includes the purge at the end of the active monitor selection process however the count is not reset when the active monitor changes The number of times a duplicate active monitor has been detected on the ring When any station which considers itself to be the active monitor receives a ring purge or AMP active monitor present frame that it did not transmit it will become a standby monitor If this process leaves the ring without an active monitor because both active monitors have switched to standby mode the monitor contention process will begin The number of times the active monitor either does not see a token circulating on the ring before its TVX Timer Valid Transmission timer expires e g a Lost Frame error has occurred or sees a recirculating frame or token Each time a token error is noted the active monitor purges the ring and issues a new token The number of times a claim token has been released by a station on the ring A claim token is released when a station detects that the active monitor is missing or malfunctioning or following a beaconing condition the issuing of a claim token initiates the monitor contention process through which a new active monitor will be chosen The number of times a station s TRR Timer Return to Repeat timer expires before the frame it is transmitting returns This timer which is set to 4 1 milliseconds ensures that each station returns to the data repeat state aft
125. shire 03867 0505 a b c d e This computer software is submitted with restricted rights It may not be used reproduced or disclosed by the Government except as provided in paragraph b of this Notice or as otherwise expressly stated in the contract This computer software may be 1 2 3 4 6 Used or copied for use in or with the computer or computers for which it was acquired including use at any Government installation to which such computer or computers may be transferred Used or copied for use in a backup computer if any computer for which it was acquired is inoperative Reproduced for safekeeping archives or backup purposes 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 Disclosed to and reproduced for use by support service contractors in accordance with subparagraphs b 1 through 4 of this clause provided the Government makes such disclosure or reproduction subject to these restricted rights and Used or copied for use in or transferred to a replacement computer Notwithstanding the foregoing if this computer software is published copyrighted computer software it is licensed to the Government without disclosure prohibitions with the minimum rights set forth in paragraph b of this clau
126. splay the index for the selected FNB e The FNB Bypass State which will change to show the bypass state INS BYP or for each module with respect to the selected FNB If FNB 2 3 or 4 are selected non port switching modules in the chassis will display indicating that no connection is possible with the selected FNB To change the FNB Bypass State see Controlling Token Ring FNB Multiplexer Connections on page 2 28 e The FNB Status Control symbols which will display each module s relationship with its neighbors with respect to the selected FNB If FNB 2 3 or 4 are selected no FNB Status Control symbols will be present for non port switching modules in the chassis For information on manipulating the FNB Status Control symbols see Controlling Token Ring FNB Multiplexer Connections on page 2 28 To change the FNB display for all boards in the Hub View 1 Click on Device to display the Device menu 2 Drag down to FNB Display then right to select FNB 1 2 3 or 4 Monitoring Hub Performance The information displayed in the Hub View can give you a quick summary of a device s activity status and configuration SPMA can also provide further details via its four level menu structure The Device Module Station Port and Ring Port menus Figure 2 5 below give you control over the hub at these four levels and give you access to the tools menus and windows which let you monitor specific aspects of hub performance
127. ss is also displayed To change the label format of a station 1 Click on Presa _ at the top of the Ring Map window 2 Drag down to Label by and then right to select a label option Board Port Drop Name MAC Address or Vendor MAC Address The Ring Map window will refresh and the station labels will reflect the selected display option Viewing Device Information The Device Information window displays the name of the monitored management device and its firmware version To invoke the Device Information window 1 Click on Prosan _ at the top of the Ring Map window 2 Drag down to Device Information and release The Device Information window Figure 3 9 will appear Viewing Ring level Information 3 19 Ring Map Device Information 134 141 60 102 Cabletron TRMMIM Revision 3 00 10 Figure 3 9 The Device Information Window Setting the Map Poll Interval You can set the poll interval that controls how often the monitored hub is queried for changes in the selected ring s station list The poll interval is also used to update the error and performance information that is returned in the Ring Map s associated windows To set the poll interval 1 Click on Presrem__ at the top of the Ring Map window 2 Drag down to Set Polling Interval and release The Set Polling Interval window Figure 3 10 will appear Set Polling Interval Enter Interval f2 0 Ok Cancel Figure 3 10 Set Polling
128. stream Neighbor 00 00 b8 90 92 5d Physical Location 0 0 0 0 Priority 0 Port Mapping Enabled Disabled Figure 2 9 The Station Status Window Station Name This text field can help identify the attached station the information entered here is not displayed anywhere else in the Hub View Module Port Indicates the module board and port index of the selected interface MAC Address The physical hardware address of the station connected to the interface in MAC Ethernet or Canonical Token Ring format Vendor This field displays the name of the attached device s manufacturer if known as determined by the first three bytes of the MAC address Upstream Neighbor Downstream Neighbor These fields display the MAC addresses of the attached station s neighbors on the ring Monitoring Hub Performance Using the TRMMIM Hub View Physical Location This text field can help identify where the station is situated The information entered here is not displayed anywhere else in the Hub View Priority The priority assigned to a station controls how often it will receive the token and how long it can hold it In this field you can assign a station priority number between 0 and 3 with 0 being the lowest and 3 the highest priority Use caution when assigning a high priority as this can significantly slow network traffic Port Mapping Port Mapping enables the TRMMIM to determine if station address information can be ma
129. t alarm thresholds for the cumulative totals of ring purges active monitor participant errors token errors claim token errors lost frames and frame counts detected on the ring At the Station level you can set alarm thresholds for each individual station s count of line internal burst AC and congestion errors To access the main alarm window from the icon 1 Click on the appropriate device icon to display the Icon menu 2 Drag down to Alarm Configuration and release 4 1 Alarm Configuration 4 2 from the Hub View 1 Click on the Device button to display the Device menu 2 Drag down to Alarm Configuration and release from the command line stand alone mode 1 From the appropriate directory type spmarun e5alarms lt IP address gt lt community name gt The spmarun script invoked first in the above command temporarily sets the environment variables SPMA needs to operate be sure to use this command any time you launch an application from the command line This script is automatically invoked when you launch an application from the icon menu or from within the Hub View Tf you wish to change any Alarm Configuration settings be sure to use a community name with at least Read Write access If you only wish to view current settings a community name with Read access will be sufficient If there is a hostname mapped to your TRMMIM s IP address you can use lt hostname gt in place of lt IP
130. tations only to all stations on a module or to all stations on the ring Clickon Apply to save any changes you have made to an alarm before selecting another alarm and or station click on Close to exit the window Setting a Station Level Alarm To set an alarm at the station level 1 Select the Alarm Type option at the top of the window for the alarm variable you would like to apply to a new station and or for which you would like to configure a new threshold In the Station List box click mouse button 1 on the station or stations for which you would like to edit the threshold or to which you would like to apply a new alarm type If the Set Alarms For button displays Selected Stations the default setting you can select any stations in the list to de select any highlighted station click on it again If the selection All Stations On Module is displayed in the Set Alarms For button you can select only one station at a time alarm parameters will be set for all stations on the same module as the selected station If the selection All Stations on Ring is displayed in the Set Alarms For button all available stations will be automatically selected if you de select any station the Set Alarms For button will automatically revert to the Selected Stations setting To change the setting in the Set Alarms For button click mouse button 1 on the button and drag down to select a new setting Enter your desired alarm threshold in the Thres
131. tched to a specific board and port index This ability is important during the Automatic Beacon Recovery Process when the TRMMIM needs to match address information contained in beacon frames with physical port locations so it can determine the fault region and locate failing ports See the Ring Map chapter for more information about Automatic Beacon Recovery or ABRP When Port Mapping is enabled the TRMMIM can determine if a port is physically linked to the MMAC without being mapped as part of the ring network that is the device does not participate in neighbor notification If a port in this condition is detected the TRMMIM will physically shut down the port to prevent ring problems Port Mapping is enabled by default However you may want to attach a device to the MMAC such as a ring analyzer that does not participate in the normal operation of token ring protocol In this case you will want to disable Port Mapping for the port to which that device will be attached to ensure that the TRMMIM does not shut the port down participating in neighbor notification has been inserted and will shut down the port Also be sure you do not insert anything other than an analyzer into a port whose mapping function has been disabled since the TRMMIM will not recognize the link status of that port and will therefore not be able to map ports correctly since it detects more stations than linked ports If you wish to insert an analy
132. ternal errors 4 7 IP Address 2 4 Isolating Errors 3 16 5 9 K Kbytes 5 8 L Last Beacon Type 3 22 LIM A 2 Line 2 23 Line Errors 3 16 line errors 4 7 5 9 Link State 2 16 Link State Time 2 17 LM A 2 lobe fail 3 5 Lobe Test Failed 3 11 Local Management A 2 Location 2 13 Lost Frame Errors 3 17 Lost Frames 2 23 lost frames 4 4 5 10 MAC Address 2 4 2 18 Management 2 32 management station 3 28 Management Station Configuration 3 1 management station configuration 3 9 Media Fault 2 21 Media Type 2 10 2 21 Meter 5 6 MGT 2 32 MIB component A 1 MIB component descriptions A 4 MIB I II 1 2 MIBTree 1 2 Module 2 15 Module board 2 16 2 18 2 21 Module Index 2 7 Module Management Mode 2 7 Module Name 2 15 Module Ring Speed 2 7 Module Status 2 14 Module Type 2 7 Motif 1 3 N NADN nearest active downstream neighbor 3 26 Name 2 13 NAUN nearest active upstream neighbor 3 26 Network 1 2 31 Network One Two A 2 No Open 3 11 Non Isolating Errors 3 17 5 10 non isolating errors 4 5 Normal Token Protocols 3 5 O opening the Device Status window 2 13 opening the Hub View 2 1 opening the Module Status window 2 14 opening the ring Port Status window 2 20 opening the station Port Status window 2 16 opening the Station Status window 2 17 OSF Motif 1 3 P Parameter Requested 3 11 Phantom Current 2 21 physical drop 3 7 3 9 3 19 3 26 Physical Location 2 19 Pie Chart 5 5 poll
133. terval 20 seconds Expressed as a cumulative value Figure 3 3 Quick Info Popup Window The Quick Info Popup window contains the following information about the selected station MAC Address The hardware address of the station s network adapter displayed in Canonical form Name The administratively assigned name of the station if one has been assigned if none has been assigned this field will remain blank See Setting a Station Name page 3 8 Board and Port If the station is resident in the same hub as the TRMMIM its board and port location will display here If the station is physically remote from the monitored hub the board and port will display 0 Drop The drop location of the station if one has been administratively assigned See Setting a Station Drop page 3 9 Viewing Station specific Information 3 7 Ring Map Utilization The percentage of the total usable bandwidth 4 or 16 Mb that is currently being used by the station This field will update after each polling interval Performance and Errors Error and performance statistics for the selected station are displayed according to the currently selected calculation mode Statistics displayed are Frames Bytes Line Burst AC Abort Seq Internal Lost Frames Congestion Frame Copied Token Frequency See Viewing the Error Table page 3 14 for detailed definitions of these statistics Setting a Station Name 3 8 Using the Ring Map w
134. the last beaconing station 00 00 b8 bO0 bf e4 Use the individual station boxes to view station specific information Viewing Station specific Information The Quick Info Popup Window Using the Quick Info Popup window you can view a summary of configuration and performance information for an individual station Remember in the Quick Info Popup window statistics are measured at the specified polling interval and are displayed according to the selected calculation mode The calculation mode is global in nature that is when you change mode it affects all statistics including those in the Quick Info window The calculation mode currently in effect is indicated at the bottom of the window To open a Quick Info Popup window for a station 1 Double click mouse button 1 on the selected station s label or 1 Click mouse button 3 on the selected station s label to access the Station Menu drag down to Quick Info and release 2 The Quick Info Popup window Figure 3 3 will appear 3 6 Viewing Station specific Information Ring Map Quick Info Popup MAC Address Name Board Port Drop Frames Bytes Utilization 00 00 b8 18 3f Terrapin 0 1107 905428 70408653 0 00 Error Breakdown Error Value Line 30375 Burst 566 Ac 0 Abort Seq Internal Lost Frane Congestion Frame Copied The current Calculation Mode 08 is displayed here 0 0 1 0 0 1 0 Polling In
135. trap is sent to the management station informing it that the station could not be removed Note that because of the potentially serious consequences of setting this high level of security you will be asked to confirm this selection before it is set 6 10 Configuring Security Appendix A TRMMIM MIB Structure TRMMIM management information base configuration IETF MIB Support In addition to its proprietary features the TRMMIM currently supports the following IETF MIBs e RFC 1213 MIB for Network Management of TCP IP based Internets MIB II e RFC 1271 Remote Network Monitoring MIB e RFC 1757 Token Ring Extensions to RMON TRMMIM MIB Structure Cabletron s newer intelligent devices like the TRMMIM organize MIB data into a series of components A MIB component is a logical grouping of MIB data and each group controls a defined set of objects For example for each ring that is formed in the MMAC chassis there will be an individual network component that contains all management information specific to that particular ring The TRMMIM MIB consists of six component groups each of which is described below Note however that at any given time the MIB component list displayed by your TRMMIM may not include some of the components described below since the TRMMIM has the ability to alter the components which make up its MIB in response to changes in the chassis For example if you have two rings formed in the hub y
136. ues a new token As in lost frames the major cause for token errors is the disruption of the ring as stations enter or leave the ring Note that token errors are only reported by an active monitor If you see a token error reported by another station it was serving as active monitor at some previous time Frequency Errors A frequency error occurs when the ring clock frequency and a station s internal crystal clock frequency differ by an excessive amount This type of error happens more often on 16 Mbps rings than on 4 Mbps rings it can also be a symptom of too many stations on the ring Detection of a frequency error initiates the monitor contention process since this typically indicates that the active monitor is not present or is malfunctioning Ring and Station Variables 5 11 Statistics 5 12 Ring and Station Variables Chapter 6 Ring Security Configuration Selecting a ring for which to set security configuring the Allowed and Disallowed Station Lists selecting ring security levels About Ring Security The Ring Security application allows you to control access to the Token Ring networks being managed by the TRMMIM by specifying an Allowed List of stations permitted to enter the ring a Disallowed List of stations removed from the Allowed List and a security mode which controls the ring s response to stations illegally attempting to enter the ring The Allowed List which by default contains the MA
137. ult hardware settings on the board If you toggle back to Auto mode the hardware default settings will be restored and any administrative actions you have taken to alter those settings will be undone To change a module s management mode 1 Click mouse button 1 on the Module Management Mode box at the bottom of the module to toggle between AUT and MGT or 1 Click mouse button 3 in the Module Name FNB Siate or Port Display Form box to display the Module menu 2 Drag down to Mode drag right to Auto or Management and then release Note that there is no Auto mode available for the management board Enabling All Ports on Token Ring Modules 2 32 You can choose to enable all Station Ports all Ring Ports or all ports on a module To enable all ports on a Token Ring MIM 1 Click mouse button 3 in the Module Name FNB Siate or Port Display Form box to display the Module menu Managing the Hub at the Module Level Using the TRMMIM Hub View 2 Drag down to Enable Ports drag right to All Station Ports All Ring Ports or All Ports and release Managing the Hub at the Port Level At the Station or Ring port level you can convert a station port into a ring out port remove a station from the ring or enable or disable a station or ring port Converting a Station Port to a Ring out Port If you are monitoring a TRXMIM or a 93 Series Token Ring MIM the TRMIM 22A 24A 42A 44A you have the ability to switch the
138. ving on to another field Each change will appear on the front panel as soon as Return is pressed Total Rings Indicates the number of ring networks resident on the TRMMIM controlled MMAC chassis Total Ports Indicates the number of ring and station ports currently detected on the TRMMIM controlled MMAC chassis Checking Module Status You can open a Module Status window Figure 2 7 for any module in a hub To open the Module Status window 1 Click mouse button 1 in the Module Type box or 1 Click mouse button 3 in the Module Type or Module Index box to display the Module menu 2 Drag down to Status and release 2 14 Monitoring Hub Performance Using the TRMMIM Hub View Module Status 134 141 60 159 Board 6 6 Speed Fault Fault Detected Speed Fault Location FNB Figure 2 7 Module Status Window The Module Status window contains the following fields Module Name This text field can help identify this module the information entered here does not appear anywhere else in the Hub View To edit the Module Name 1 Highlight the text in the Module Name box and type in a new name 2 Press Return on the keyboard to save your change Module Indicates the index number of the module in the MMAC chassis Module numbers are counted from right to left in the chassis with 1 being the rightmost slot Speed Fault Indicates whether a ring speed fault has been detected on the selected module Possi
139. wever only boards within the domain of the monitored TRMMIM can be correctly controlled Flexible Network Bus FNB connections across the MMAC chassis will be displayed regardless of modules installed however only FNB connections within the domain of the monitored module can be controlled For example if you had a TRMMIM and a TRBMIM installed in the same chassis with the TRBMIM to the left of the TRMMIM and you were modeling the TRMMIM in a Hub View you would have to create a separate Hub View for the TRBMIM to control the FNB connections and manage MIMs to the left of the TRBMIM However even while modeling the TRMMIM you would still be able to view the boards and FNB connections across the entire MMAC Using the Hub View There are two ways to open the Hub View if you are working within a network management system you can select the Hub View option from the icon menu specific directions for creating a TRMMIM icon and accessing the icon menu can be found in the appropriate Installing and Using SPECTRUM fort guide If you are running the TRMMIM module in a stand alone mode type the following at the command line spmarun e5hub lt IP address gt lt community name gt 2 Using the TRMMIM Hub View 3 e m 2 N ay The community name you use to start the module must have at least Read access for full management functionality you should use a community name that provides Read Write or Superuse
140. would still be able to view the boards and FNB connections across the entire MMAC Port Display Form 2 8 You can change the type of information displayed for each port in the hub by using the Port Display Form option on the Device menu Changing the port display form via the Device menu will affect all manageable ports in the hub To change the port display form 1 Click on Device to display the Device menu Using the Hub View Using the TRMMIM Hub View Using the Hub View 2 Drag down to Port Display Form then right to select one of the port display options The current selection will be displayed in the Port Display Form text box es on the module display Port display form options are Frames Shows the total number of frames transmitted by the port in a frames second format Total Bytes Shows the total number of bytes transmitted by the port in a bytes second format Errors Shows port traffic errors as a rate errors second You can display any one of the following types of errors Total errors Isolating errors Non isolating errors Line errors Burst errors AC errors Abort Sequence errors Internal errors Lost Frame errors Rx Congestion errors Frame Copied errors Token errors Frequency errors For error type descriptions see Checking Statistics page 2 22 When a device is reset statistics windows and or statistics displays in the Hub View may display very large numbers for one
141. zer on a ring be sure you disable Port Mapping on the port AN you use for insertion if you don t the TRMMIM will detect that a station which is not Click on Enable to enable port mapping for the selected port or on Disable to disable it Reverse MACs Selecting the Reverse MACs button will toggle the station s MAC address between Token Ring and Ethernet formats Token Ring MAC addresses are the reverse bit order of Ethernet MAC addresses The Upstream and Downstream neighbor addresses will also be affected Monitoring Hub Performance 2 19 Using the TRMMIM Hub View Configuring Station Name Location or Priority To assign a new station Name Location or Priority 1 Highlight the text in the Name Location or Priority box and type in the new value s 2 Press Return on the keyboard to save your change Checking Ring Port Status You can check the status for any ring port on a manageable module inserted into the MMAC hub To open the Ring Port Status window 1 Click mouse button 3 in the ring Port Status box to display the Ring Port menu 2 Drag down to Status and release The Ring Port Status window Figure 2 10 will appear Ring Port Status 134 141 60 159 Port Name Board 6 Port 13 Module 6 Port 13 Fault State Time 27 28 03 Media Fault No Fault Detected Class Selectable Media Type Phantom Current Active Inactive Apply Close Figure 2 10 The Ring Port Status Window

Cabletron Systems SPECTRUM TRMMIM User's Manual

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