Cisco 1 - Manuals - manualsarea.com

Page 2 - the Cisco Web site at

All contents are Copyright © 1992–2004 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement. Page 2 of 66 Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Eur...

Page 3 - TECHNICAL IMPLEMENTATION GUIDE; Cisco Performance Visibility Manager 1.0

All contents are Copyright © 1992–2004 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement. Page 3 of 66 TECHNICAL IMPLEMENTATION GUIDE Cisco Performance Visibility Manager 1.0 INTRODUCTION ....................................................................................

Page 4 - Cisco Internal Use Only; anomalous traffic patterns.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 4 of 66 INTRODUCTION The Cisco® Performance Visibility Manager is an enterprise-level, centralized network management tool that enhances the Cisco Network Analysis Module (NAM) for Cisco Catalyst ® 6500 Series swi...

Page 5 - NAM GUI Drill down; with the help of PVM’s traffic analysis and monitoring components.; CiscoWorks and LDAP Integration; users and credentials.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 5 of 66 NAM GUI Drill down Cisco PVM provides you the ability to drill down into the NAM GUI for more detailed and efficient troubleshooting, once it has been identified with the help of PVM’s traffic analysis and...

Page 6 - DEPLOYMENT CONSIDERATIONS AND PLANNING; and Netflow can be used to gather data from other devices.; Cisco PVM 1.0 Deployment; HEADQUARTERS

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 6 of 66 DEPLOYMENT CONSIDERATIONS AND PLANNING Cisco PVM works in conjunction with the Cisco Network Analysis Modules (NAMs) to provide you in-depth visibility into your network traffic. In Cisco PVM 1.0, traffic ...

Page 7 - Basic questions about the Problems to be addressed

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 7 of 66 5. Create the appropriate datasource groupings of NAMs and/or Switch/Routers to aggregate data from. 6. Use the Traffic Analysis features of Cisco PVM to identify or troubleshoot the problem. Basic questio...

Page 8 - Access Layer; A user can expect to perform the following steps in deploying PVM.; Typical workflow for Deploying Cisco PVM

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 8 of 66 • Access Layer : Place Cisco NAMs at the access layer only if critical clients are required to be monitored. IP phones, for example, can be monitored for latency or for adequate response to and from Cisco ...

Page 9 - Create the Datasource Groups (DSGs) in Cisco PVM; some of the real-world scenarios to better understand PVM usage.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 9 of 66 Create the Datasource Groups (DSGs) in Cisco PVM Since Cisco PVM collects information from multiple NAMs, and each NAM can be monitoring multiple datasources, you have to group these datasources together i...

Page 10 - USAGE SCENARIOS; Cisco PVM requires the following information from NAM:

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 10 of 66 USAGE SCENARIOS After following the workflow of installing Cisco PVM, the next step is to understand the usage of the statistics provided by Cisco PVM so you can utilize it to monitor your network. This s...

Page 11 - See the following user guide for Cisco NAM.:; Cisco PVM Initial Setup; analysis functions like viewing reports.; User Management through the GUI; before performing the action.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 11 of 66 e. Log into the Web application, configure the SPAN sessions, and enable data collection such as applications, hosts and conversations. See the following user guide for Cisco NAM.: http://www.cisco.com/en...

Page 14 - menu item to see the list of NAMs.; Add; to add a NAM and its device.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 14 of 66 Cisco PVM allows the user to add an individual NAM and its associated device through the GUI. Click the Setup Tab and select the NAMs menu item to see the list of NAMs. Click Add to add a NAM and its devi...

Page 15 - NAM

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 15 of 66 set to be 50 ms. This might not be appropriate for your network topology. Ensure that this value is appropriate based on your knowledge of the network. 5. While Cisco PVM automatically determines the type...

Page 16 - Import File Formats; file is shown in the Figure; User created CSV file

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 16 of 66 5. Any problems encountered during the import process are reported in the Alerts window. 6. Remember to refresh the Alerts window periodically as well to see the latest list of alerts. Import File Formats...

Page 17 - list of NAMs in Cisco PVM.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 17 of 66 Note: 1. Remember to wait for at least one minute for the devices to be imported. Also, remember to refresh the NAM list page to view the latest list of NAMs in Cisco PVM. 2. When using a user-defined csv...

Page 19 - Scenario 1: Traffic Profiling; Setup; Click

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 19 of 66 Usage Scenarios: Gather Statistics and Test Monitoring and Troubleshooting After completing the deployment planning and configuration for the Cisco NAMs and Cisco PVM, you can gather statistics and test t...

Page 20 - Type the Name; OK; to create the datasource group.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 20 of 66 Step 1 (Contd) c. Type the Name d. Select the NAM Type in the Type dropdown e. Select the device. f. Click the right arrow to see the datasources from the device. g. Select the appropriate datasource and ...

Page 22 - Click the Protocol of interest.; The list of hosts that were using this

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 22 of 66 Step 3. If you find a protocol that is using excessive bandwidth, you can find out who is using it. a. Click the Protocol of interest. b. PVM lists the hosts that were using the protocol and the amount of...

Page 23 - Select the report period.; Run

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 23 of 66 Step 4. You can also schedule these reports to be run at a given time for later perusal. a. Click the Reports Tab. By default the Applications Report page is shown. b. Select the report period. c. Select ...

Page 24 - Scheduled reports are visible from the View Schedules menu item.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 24 of 66 Step 4. (Contd.) a. Scheduled reports are visible from the View Schedules menu item. b. Click the Schedules tab to see scheduled reports. c. Reports that have already been run are available in the Complet...

Page 25 - Scenario 2: Proactive Monitoring; action before the users notice any degradation in performance.; ART

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 25 of 66 Scenario 2: Proactive Monitoring Network engineers receive calls to troubleshoot user issues. They would like to proactively monitor the network and troubleshoot issues before users become aware of them. ...

Page 27 - Click the Setup tab

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 27 of 66 Step 2. Create a Threshold for the Application Response Time of the server you are interested in. a. Click the Setup tab b. Click the Thresholds menu item. c. Click Add c b a

Page 29 - To view alerts, click; Alerts

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 29 of 66 Step 3. PVM will now start base-lining the Average Response time for that server. If the thresholds are crossed, it issues an alert. a. To view alerts, click Alerts tab. b. To view a specific alert click ...

Page 30 - PVM displays the details of the threshold violation.

Page 31 - Scenario 3: Troubleshooting; traffic in your network.; Type the parameters.; Select the server

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 31 of 66 Scenario 3: Troubleshooting You are base-lining your response times from the server. An alert is issued that a critical corporate server has a very high response time when compared to the baseline. You wa...

Page 32 - Step 2. Verify the link utilization on the client Branch Router.; Click the; Monitor; tab; Refresh; The Link Utilization is

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 32 of 66 Step 2. Verify the link utilization on the client Branch Router. a. Click the Monitor tab b. Click Switch/Router -> Interface c. In the Parameters Pane, select the appropriate DSG and time period. d. C...

Page 34 - Select the appropriate datasource

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 34 of 66 Step 3. Using the PVM Single Sign-On feature, logon to the Branch Router NM-NAM for further troubleshooting. a. Click Monitor Æ Apps b. Select the appropriate datasource c. Top protocols are displayed. Se...

Page 35 - Overview of PVM functionality; DSG in the list, and the following screen is seen.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 35 of 66 Overview of PVM functionality You now have an understanding of usage of Cisco PVM with some of the scenarios mentioned earlier This section will explain all the features of Cisco PVM to provide a thorough...

Page 37 - parameters specific to that DSG.; Aggregation Schemes

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 37 of 66 From the Parameters pane shown select the appropriate DSG, view and report type and the time frame for which to run the report. Then select the appropriate report to run from the Generate Reports menu and...

Page 38 - Cisco PVM provide three types of report views. These are:

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 38 of 66 Datasource – This scheme allows the user to view traffic statistics per datasource. Aggregated – This scheme allows the user to view aggregated traffic statistics for all datasources in the DSG. All NAM –...

Page 39 - The “

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 39 of 66 The “ T ” hyperlink provides a trend report which displays all the data points for the given time period and shows a trend line for the statistic of choice. Note: 1. Real-time data is gathered from a chos...

Page 40 - Report Name

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 40 of 66 Report Name Drill-Down Reports Available Overview • Host Details • Application Details • DSCP Applications Applications Application Details Hosts(IP) Host Details Conversations Host Details DSCP Applicati...

Page 41 - PVM lists the scheduled, running, pending and completed reports.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 41 of 66 The menu pane on the left pane lists the reports suites. You can click any of the reports, and then select the appropriate parameters in the right pane to either schedule the report or to run it right awa...

Page 42 - Application Response Time Analysis in Cisco PVM

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 42 of 66 Clicking the version number displays the report. Note: 1. Reports generated from the Reports Tab are automatically archived. These archives are versioned each run of a particular report. 2. If you schedul...

Page 43 - datasources from those NAMs to the chosen list of datasources.; show monitor art; Cisco PVM provides four types of ART reports:

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 43 of 66 Note: 1. You can include multiple datasources from multiple NAMs in an ART group. Select the NAM of interest from the list and then add the datasources from those NAMs to the chosen list of datasources. 2...

Page 44 - – Similar to CSRT, but for a specific client; sample NFT Report is as shown

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 44 of 66 Server Response Time (SRT) – Gives you the server side latency statistics from the Server side NAMs. Client/Server Response Time (CSRT) – Gives you the total roundtrip response time from the client side N...

Page 45 - period. If you see this message, try changing the parameters.; ART Report Archives; report by clicking the appropriate link in this section.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 45 of 66 Note: 1. Pre-filtering: Cisco PVM depends on traffic statistics gathered by the NAM to perform its reporting. Cisco PVM performs some pre- filtering of the data is has collected for the various ART Groups...

Page 46 - Baselining and Alerts in Cisco PVM; ability to set two kinds of thresholds.; Fixed Thresholds; To create a threshold, click

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 46 of 66 From the Scheduled Reports menu subsection, you can select the View Schedules menu item to view the schedules of reports to be run. Cisco PVM lists the scheduled, running, pending and completed reports. B...

Page 47 - tailor the threshold.; Aggregation Period

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 47 of 66 Select the type of statistics and the particular metric that are required. You also need to specify which DSG you want to monitor (In the case of ART statistics, you will need to specify an ART group). De...

Page 48 - Baseline Period; where you can specify the destination community string.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 48 of 66 Baseline Period (Default is 1 day) – The amount of time over which the moving average baseline is calculated. Generating SNMP Traps Cisco PVM generates SNMP traps for the issued alerts. You can specify th...

Page 49 - Alerts in Cisco PVM; the Cisco PVM User Guide.; NAM Alarms; notifications in Cisco PVM.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 49 of 66 trapCommunity = public trapDestination = 172.16.11.161 trapPort = 162 You can define multiple [snmptarget] blocks, one for each destination. Alerts in Cisco PVM Cisco PVM generates alerts in various circu...

Page 50 - performance are fixed and cannot be changed.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 50 of 66 Note: 1. NAM Alarms are obtained by Cisco PVM from the RMON MIB in the NAM. Since the MIB information does not specify a severity level, Cisco PVM always designates a NAM alarm as Minor severity level. 2....

Page 51 - Cisco PVM Requirements and Sizing

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 51 of 66 Cisco PVM Requirements and Sizing Cisco PVM is a network monitoring software that runs on Linux. The minimum recommended hardware and software configurations are as follows: Minimum Server Requirements Ha...

Page 52 - Cisco PVM Installation and Uninstallation

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 52 of 66 Cisco PVM supports a maximum of 200 NAM–2s, or the equivalent of 100 NAM–2s plus 300 NM–NAMs. The hardware requirements for Cisco PVM installations differ depending on the number of NAMs the system is int...

Page 53 - create these users.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 53 of 66 Note: 1. If the environment you are installing in is configured for NIS, ensure that ‘oracle’ and ‘pvmadm’ users are not created. Cisco PVM will create these users. Install Procedure: This section describ...

Page 54 - Troubleshooting Tips:; corresponding data files.; Go to the directory where the script is located.; Cisco PVM related artifacts have been removed from the system.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 54 of 66 Remember to generate and install the SSL certificate as ‘pvmadm’ user Troubleshooting Tips: 1. Verify the log files for any signs of trouble. Cisco PVM places the installation log files in the $PVM_BASE/i...

Page 55 - Shutdown any rogue Oracle processes; Start and Stop Procedure:; Starting and stopping Cisco PVM is a simple procedure.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 55 of 66 $su - oracle $export ORACLE_SID=cnam $sqlplus /nolog sqlplus>connect /as sysdba sqlplus>shutdown immediate sqlplus>quit $export ORACLE_SID=spdw $sqlplus /nolog sqlplus>connect /as sysdba sqlpl...

Page 56 - processes and the Cisco PVM server processes when the

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 56 of 66 restart. If Cisco PVM is manually stopped, it will have to be restarted manually as well. 2. When Cisco PVM is started manually, ensure that you are starting it as ‘pvmadm’ user. Also, Cisco PVM starts bo...

Page 57 - CNAM

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 57 of 66 Cisco PVM is a database intensive software application. Similar to any database-driven application, Cisco PVM has some maintenance activities that the user can perform to ensure good performance and troub...

Page 58 - Importing the archived files

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 58 of 66 $archive –p <tadwop password> -f <archive file location> [-I] [-[{T|H}]C] {start|stop} The I flag runs the archive process immediately instead of scheduling it. If the I flag is not specified,...

Page 59 - CONCLUSION; capabilities of Cisco PVM.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 59 of 66 CONCLUSION This guide attempts to make the deployment of Cisco PVM on your network easier to plan and execute. The tasks that you need to perform to successfully deploy and use Cisco PVM are explained in ...

Page 60 - APPENDIX; What login permissions are required to install Cisco PVM?

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 60 of 66 APPENDIX Deployment Q&A Q. What login permissions are required to install Cisco PVM? A. Cisco PVM installation requires root-level access to the Linux server that has been configured to run Cisco PVM....

Page 61 - What are the ports and protocols used by Cisco PVM?

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 61 of 66 A. The installation software requires a minimum of 4.0 GB of disk space to install Cisco PVM and third-party software. Cisco PVM requires that a minimum of 70 GB of disk space be available in the data sto...

Page 62 - Does Cisco PVM provide tracing capability?

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 62 of 66 Q. Does Cisco PVM provide tracing capability? A. The Cisco PVM collection framework provides tracing capabilities from the Cisco PVM server. The trace level can be configured which dictates the detail of ...

Page 63 - Deployment Troubleshooting; - An invalid Cisco PVM data storage directory was specified.

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 63 of 66 Deployment Troubleshooting Symptom - During the Cisco PVM installation, I receive the error message “Not enough free disk space”. Possible Cause - The Cisco PVM installation directory has insufficient dis...

Page 64 - “The page cannot be displayed” from the web browser.; information on how to generate the SSL key file.; Symptom; - I am getting erratic and unexpected responses from my web browser.; Possible Cause; version is not installed on the machine running the browser.; Recommended Action

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 64 of 66 Symptom - After successfully installing the Cisco PVM product, when I invoke the web page to access the PVM GUI, I get the error message “The page cannot be displayed” from the web browser. Possible Cause...

Page 65 - For More Information

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 65 of 66 For More Information Release Notes for Cisco Performance Visibility Manager, 1.0 (OL-8615-01) http://www.cisco.com/en/US/products/ps6768/prod_release_note09186a0080640a00.html Cisco Performance Visibility...

Page 66 - Corporate Headquarters

Cisco Internal Use Only Copyright © 2006 Cisco Systems, Inc. All rights reserved. Page 66 of 66 Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 European Headquarters Cisco Systems Inter...