Manuale d’uso / di manutenzione del prodotto P120 SMON del fabbricante Avaya
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A vaya P120 SMON User Guide April 2002.
A vaya P120 SMON User Guide Copyright 2002 A vaya Inc. All Rights Reserved The products, specifications, and other technica l information re garding the products contained in this document are subject to change without notice.
Avaya P120 SMON User Guide iii T able of Contents Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi The Purpose of this Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
iv Avaya P120 SMON User Guide Table of Contents Chapter 4 — Port Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Using Port Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 Selecting Ports to Display .
Avaya P120 SMON User Guide v Table of Contents Appendix A — SMON Dialog Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Using the General Options Dialog Box . . . . . . . . . . . . . . . . . . . . . . .43 Polling Interval . . . . . . . .
Avaya P120 SMON User Guide vi Pr eface W elcome to A vaya P120 SMON. This chapter provides an introduction to the structure and assumptions of th e guide. It includes the following sections: • The Purpose of this Guide - A description of the intended purpose of this guide.
Avaya P120 SMON User Guide vii Preface Who Should Use this Guide This guide is intended for use by network managers familiar with network management and its fundam ental concepts. It is assumed that the user has the basic responsibility for monito ring A vaya T echnologies’ intelligent switching devices and the network traffi c.
Avaya P120 SMON User Guide 1 1 SMON Overview This chapter describes SMON, A vaya In c.’ s switched network monitoring system. This chapter includes the following s: • What is RMON - A brief description of the RMON standard. • What is SMON - A general description of SMON switch monitoring technology .
Avaya P120 SMON User Guide 2 SMON Overview RMON has two levels: • RMON I analyzes the MAC layer (Layer 2 in the OSI seven -layer model). • RMON II analyzes the upper layers (Layers 3 and above). RMON is an industry st andard th at A vaya Inc. an d other co mpanies ha ve adopted in their network manageme nt applications.
Chapte r 1 3 Avaya P120 SMON User Guide SMON consists of a software console application on a workstation and remote monitoring probes in network devices that support SMON. The SMON console communicates constantly with the SMON devices on your network.
Avaya P120 SMON User Guide 4 SMON Overview T opN filtering is powerful in that it allows you to focus on the information that is important to you. Device SMON T ools The Device SMON tools for A vaya P120 Devices include: • Switch Statistics - Detailed information on traffic passing through the switch fabric.
Chapte r 1 5 Avaya P120 SMON User Guide • T reating any variable with abnormal behavior as an issue that should be investigated further using other SMON tools. In general, the Switch Statistics tool can help you spot problems that only become apparent from a high -level view over time.
Avaya P120 SMON User Guide 6 SMON Overview • Over -extended and probably causing a degrad ation in performance to the users. VLAN Statistics represents the information as a horizontal ba r chart. Using this tool in conjunction with Port Statistics and Switch Stati stics makes it straightforward to discover the caus e of a problem.
Chapte r 1 7 Avaya P120 SMON User Guide The first Event is a Rising Event, caused by the counter rate risi ng above the Rising Threshold. The second Event is a Falling Event, caused by the counter rate falling below the Falling Threshold. The third Event is a Rising Event.
Avaya P120 SMON User Guide 8 2 Device SMON This chapter provides information about SMON for A vaya P120 Devices, and contains the following sections: • Accessing Device SMON - Instructions on accessing the Device SMON window . • The Device SMON User Interface - A detailed description of the user interface for A vaya P120 SMON.
Chapte r 2 9 Avaya P120 SMON User Guide The Device SMON User Interface The user interface consists of the fo llowing elements: • Application T abs - T abs for switching between the different views of the A vaya P120 Device. • Menu Bar - Menus for accessing SMON functions.
Avaya P120 SMON User Guide 10 Device SMON Application T abs The Application T abs provide a meth od for selecting the view of the device. T o switch to the device management view of the A vaya P120, click Device Manager . The A vaya P120 Device Manager opens.
Chapte r 2 11 Avaya P120 SMON User Guide If a tool is not active, clicking the corresponding Device SMON toolbar button launches the tool. If a tool is already active, clicking the corresponding Device SMON toolbar button brings the tool to the foreground.
Avaya P120 SMON User Guide 12 Device SMON Dialog Ar ea The area on the right side of the user interface is where all dialog boxes appear . This area can be resized by dragging the vertical splitter bar with the mouse. When a dialog box opens it replaces t he current dialog box open in the Dialog Area.
Chapte r 2 13 Avaya P120 SMON User Guide Status Line The Status Line provides important information about the communication status between the application and the A vaya P120 Device. The following tabl e shows the messag es and icons that can appear in the Status Line with a description of their meaning.
Avaya P120 SMON User Guide 14 Device SMON Mouse Actions The mouse actions that can be perfo rmed in A vaya P120 SMON windows allow you added flexibility when usi n g the applications. The table below describes some of the mouse action s available in some of the SMON applications.
Chapte r 2 15 Avaya P120 SMON User Guide Generating Reports SMON allows you to produce two types of reports: • Report Now • Auto Report Generated reports are text files that can be imported into spreadsheets such as Excel and databa se programs such as Ac cess.
Avaya P120 SMON User Guide 16 3 Switch Statistics Switch Statistics provides you with detailed information about the traffic passing through a switch. For a detail ed overview of Switch Statistics, refer to “Switch Statisti cs Overview” on page 4.
Chapte r 3 17 Avaya P120 SMON User Guide The title of the Switch Statistics window displays the Device IP Address. The gauges, pie charts and bar graph show data for the time furthest to the right currently visible on the traffic graph. For more information, refer to “T raffic Graph in the Switch Statistics W indow” on page 18.
Avaya P120 SMON User Guide 18 Switch Statistics SMON updates these gauges an d pie charts in real-ti me according to the specified sampling interval. By view ing the relationships among these two variables, you can learn a lot about the general behavior of the switch.
Chapte r 3 19 Avaya P120 SMON User Guide Comparing the traffic graphs to th e meters can often point you in the right direction for loca ting a problem. For exam ple, the pie chart may show an abnormal amount of non-uni cast packets, while the bandwidth usage shown in the traffic graph has i ncreased significantly .
Avaya P120 SMON User Guide 20 4 Port Statistics Port Statistics allows you to see the data passing through each port and LAG connected to the switch. For a detailed overview of Port Statistics, refer to “Port Statistics Overview” on page 5. Using Port Statistics T o access the Port Statistics window: Click .
Chapte r 4 21 Avaya P120 SMON User Guide Port Statistics V ariables The following graphics provide examples of A vaya P120 Port Statistics windows. Each figure is followed by a list of variables available in each of the windows. Figure 4-1. Port Statistics Window - Packets T able 4-1.
Avaya P120 SMON User Guide 22 Port Statistics Figure 4-2. Port Statistics Window - BandWidth T able 4-2. Port Statistics V ariables - BandWidth Figure 4-3. Port Statistics Window- Utilization T able 4-3. Port Statistics V ariables - Utilization Va r i a b l e Description In Bandwidth (Kbits) The rate at which traffic is entering the port or LAG.
Chapte r 4 23 Avaya P120 SMON User Guide The Port Statistics Window The Port Statistics window is organized as follows: • The title of the Port Statistics window shows the IP address of the device. • The X axis represents packets or percentage for Utilization.
Avaya P120 SMON User Guide 24 5 VLAN Statistics VLAN Statistics displays detailed statistics for each VLAN. These statistics can help you maintain proper VLAN co nfiguration. They can also help you pinpoint problems you may discover using Swi tch Statistics.
Chapte r 5 25 Avaya P120 SMON User Guide Selecting VLANs to Display By default, information from all VLAN s is displayed in the VLAN Statistics window .
Avaya P120 SMON User Guide 26 VLAN Statistics Figure 5-2. VLAN Statistics Window - Bandwidth T able 5-2. VLAN Statistics Va riables - Bandwidth VLAN Statistics Window The VLAN Statistics window is organized as follows: • The title of the VLAN Statistics window displays the IP address of the device.
Avaya P120 SMON User Guide 27 6 Alarms and Events The Alarms and Events tool provides a method for defining threshol ds for packet types on a port. When a thre shold is crossed, a trap is sent to the device’ s manager , or the Event is listed in SMON’ s Device Event Log.
Avaya P120 SMON User Guide 28 Alarms and Events Alarms T able T o view a table of all the alarms defined for the de vice: Click . Or Select Tools > Alarms Table . The Alarms T able opens. Figure 6-1. Alarms T able All the Alarms defined for the de vice are listed in the Alarms T able.
Chapte r 6 29 Avaya P120 SMON User Guide Method The method used for monitoring the vari able. Possible options are: • Rate @ Interval - The Alarm uses the counter’ s rate in the last interval. • To t a l - The Al arm uses the absolute number of the counter from the time the de vice was last reset.
Avaya P120 SMON User Guide 30 Alarms and Events T ooltips T ooltips in the Alarms and Events tool provide information about an Alarm. When the cursor is he ld over the Index field of a row in the Alarms T able a tooltip appears. Figure 6-2. Alarm T ooltip The tooltip provides information about the Alarm’ s d efinition.
Chapte r 6 31 Avaya P120 SMON User Guide Editing Alarms Alarms can be edited and de leted using the Alarms T able. T o edit an Alarm, change the Alarm’ s parameters in the Alarms T able. T o delete an Alarm: 1. Select an Alarm. 2. Click . Or Select Edit > Delete Alarm .
Avaya P120 SMON User Guide 32 Alarms and Events Alarm Wizar d This section provides the informatio n you need to use the Alarm W izard. It contains the following topics: • Overview of the Alarm W izard - An overview of the function of the Alarm W izard.
Chapte r 6 33 Avaya P120 SMON User Guide Alarm Wizar d Scr eens This section provides de tailed information on each of the Alarm W izard’ s screens. T o accept the default options for any screen, click Next . T o return to an earlier screen, click Back .
Avaya P120 SMON User Guide 34 Alarms and Events Select Port The Select Port screen of the Alarm W izard allows you to select ports and LAGs to be monitored by the Alarm. Figure 6-4. Alarm Wizard - Select Port The ports and LAGs on the device are listed in the Device Ports list.
Chapte r 6 35 Avaya P120 SMON User Guide Select Interval and Counter The Select Interval and Counter screen o f the Alarm W izard enables you to select a variable to be monitore d by the Alarm, and the interval at which SMON gets the rate for the counter from the device.
Avaya P120 SMON User Guide 36 Alarms and Events Set Thresholds The Set Thresholds screen enables you to configure the behavior of the Alarms and Events tool when SMON is started, and to configure thresholds for the Alarm. There are two thresholds, a Rising Th reshold and a Falling Threshold.
Chapte r 6 37 Avaya P120 SMON User Guide Descriptions The Descriptions screen enables you to give names to the Rising and Falling Events of the Alarm. Figure 6-7. Alarm Wizard - Descriptions T o configure the names of Rising and Falling Events, enter a description in the appropriate fields.
Avaya P120 SMON User Guide 38 Alarms and Events Set Event The Set Event screen of the Alarm W i zard allows you to determine the action SMON takes when an Event occurs. Figure 6-8. Alarm Wizard - Set Event T o configure the action SMON takes when a Rising Event occurs, select a radio button in the Rising event fields.
Chapte r 6 39 Avaya P120 SMON User Guide Set T r ap Community The Set T rap Community screen of the Alarm W izard allows you to configure community for Rising and Falling Events. The community is needed to send traps to the station of the device’ s manager .
Avaya P120 SMON User Guide 40 Alarms and Events Summary The Summary screen of the Alarm W izard provides a summary of the options selected in the previous screens. Figure 6-10. Summary T o make any changes to the summary information: 1. Click Back until you re ach the appropriate screen.
Chapte r 6 41 Avaya P120 SMON User Guide Figure 6-11. Device Event Log The Device Event Log has two tabs, one for Rising Events and one for Falling Events. T o view the Device Ev ent Log for Rising or Falling Events: 1. Select an Alarm in the Alarms T able.
Avaya P120 SMON User Guide 42 Alarms and Events The lower part of the window is the Log List . This is a log of the selected Alarm’ s Events. Entries will appear in the Log List only if the T ype of Event is Log or Log & T rap . The following table provides a list of the fields in the Log List and their descriptions.
Avaya P120 SMON User Guide 43 A SMON Dialog Boxes This appendix consists of dialog boxes that appear within the A vaya P120 SMON tools. Using the General Options Dialog Box This dialog box enables you to change the general optio ns fo r SMON for the A vaya P120 Device.
Avaya P120 SMON User Guide 44 SMON Dialog Boxes The General Options dialog box enables you to change the following options: • Polling Interval • Display Mode • Report Setting Polling Interval The Polling Interval option allows yo u to configure the way in which information is collected.
Appendix A 45 Avaya P120 SMON User Guide Report Setting The Report Setting option enables you to select a default directory for saving reports and configure the report format. T o select a default directory for saving reports: 1. Click Browse . A directory browser window opens.
Avaya P120 SMON User Guide 46 SMON Dialog Boxes Using the Report Now Dialog Box This dialog box enables you to generate a report with the statistics from the last time the device was polled. T o access the Report Now dialog box: 1. Click . Or Select File > Report Now .
Appendix A 47 Avaya P120 SMON User Guide T o access the Auto Report dialog box: 1. Select File > Auto Report . The Auto Report d ialog box opens. Figure A-3. Auto Report Dialog Box 2. T o change the filename and direct ory in which to save the reports: a.
Avaya P120 SMON User Guide 48 SMON Dialog Boxes Using the Switch Options Dialog Box This dialog box enables you to change the display optio ns for Switch Statistics for the A vaya P120 Device. T o access the Switch Options dialog box: 1. Click . Or Select File > Options .
Appendix A 49 Avaya P120 SMON User Guide Samples Per Scr een The Samples Per Screen option enable s you to configure the number of samples visible in the T raffic Graph. T o change the number of samples visible on the screen, enter a numbe r in the Samples Per Screen field.
Avaya P120 SMON User Guide 50 SMON Dialog Boxes Using the Port/VLAN Options Dialog Box This dialog box enables you to change the display optio ns for Port and VLAN Statistics for the A vaya P120 Device. T o access the Port/ VLAN Options dialog box: 1.
Appendix A 51 Avaya P120 SMON User Guide Using the Find Dialog Box Depending on the application you ha ve initiated this option from, the Find option allows you to locate a specific VLAN/port/LAG intersection in the application window . To s e a r c h : 1.
Avaya P120 SMON User Guide 52 SMON Dialog Boxes * Note: Since the number of VLANs/ports/LAG intersections may change between sampling intervals, the o ne you search for may move out of focus with the next refresh. In this case, you may search again or scroll the display .
Appendix A 53 Avaya P120 SMON User Guide Using the Define Port Filter Dialog Box T o open the Define Port Filter dialog box: 1. Click . Or Select Actions > Define Port Filter . The Define Port Filter dialog box opens. Figure A-7. Define Port Filter Dia log Box * Note: Filtering changes are only applied after clicking Apply .
Avaya P120 SMON User Guide 54 SMON Dialog Boxes T o remove ports from the List of Selected Ports : Select the ports in the List of Selected Ports and click Remove . Or Double-click ports in the List of Selected Ports . The selected ports are removed from the List of Selected Ports .
Appendix A 55 Avaya P120 SMON User Guide Using the Define VLAN Filter Dialog Box T o open the Define VLAN Filter dialog box: Click . Or Select Actions > Define VLAN Filter . The Define VLAN Filter dialog box opens. Figure A-8. Define VLAN Filter Dia log Box * Note: Filtering changes are only applied after clicking Apply .
Avaya P120 SMON User Guide 56 SMON Dialog Boxes T o remove VLANs from the List of Selected VLANs : Select the VLANs in the List of Selected VLANs an d click Remove . Or Double-click on a VLAN the List of Selected VLANs . The select ed VLANs are removed from the List of Selected VLANs .
Appendix A 57 Avaya P120 SMON User Guide Using the Define T opN Filter Dialog Box Y ou can also filter using the T opN optio n. T opN filtering differs from item filtering in that SMON chooses the items with the heaviest traffic. The T opN filter produces a report for the 1-15 ( N ) most active items on the network.
Avaya P120 SMON User Guide 58 SMON Dialog Boxes The dialog box contains the following fields: • TopN Number - Enter the number of items to be displayed when you activate T opN. • Based On - Select the criterion for deciding which items fall in the T opN.
Appendix A 59 Avaya P120 SMON User Guide T o find the next highest peak: 1. Click Find Next . The displays scrolls to the next highest peak value in the graph. Y ou can find up to the fifth highest peak. The graph unfreezes the fifth time you click Find Next .
Avaya P120 SMON User Guide 60 B Setting Up the SMON License The A vaya MultiService SMON Manager (with A vaya MultiService Network Manager) packag e contains a license which allows you to use SMON on a permanent basis. The A vaya MultiService Network Manager package does not incl ude this license.
Avaya P120 SMON User Guide 61 Index A Accessing Device SMON 8 port statistics 20 switch statistics 16 VLAN statistics 24 Activating alarm wizard 32 port filter 11 port statistics 10 switch statistics .
Avaya P120 SMON User Guide 62 Index F Filtering specific 3 T opN 3 Filtering options 3 Find dialog box 51 Finding host, subnet, or protocol 52 LAG 52 Port 52 source and/or destination host 52 VLAN 52 .
63 Avaya P120 SMON User Guide Index Port statistics accessing 20 activating 10 overview 5 tool 20 variables 21 window 23 Ports finding 52 selecting to display 20 Producing a report file 10 Purchasing .
Avaya P120 SMON User Guide 64 Index Using, continued general options dialog box 43 port options dialog box 50 port statistics 20 report now dialog box 46 sort dialog box 59 switch options dialog box 4.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Avaya P120 SMON è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Avaya P120 SMON - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Avaya P120 SMON imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Avaya P120 SMON ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Avaya P120 SMON, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Avaya P120 SMON.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Avaya P120 SMON. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Avaya P120 SMON insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
