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PRTG Network Monitor 7 - User Manual

1. ok warning system error e g a network socket error protocol error e g web server returns a 404 content error e g a web page does not contain a required word e e ee o Fab Warning If the function call in the DLL does not return control it could block the whole PRTG system Make sure to handle your own timeouts and build in a reliable error management For this reason EXE sensors are recommended Links Sample projects for Custom Sensors can be found in the Knowledge Base on the Paessler Website under www paessler com support 14 8 Acknowledgements Build using Indy Internet Direct http www indyproject org This product includes cryptographic software written by Eric Young eay cryptsoft com Uses the net SNMP library see netsnmp license txt Uses the DelphiZip library distributed under the GNU LESSER GENERAL PUBLIC LICENSE http www delphizip net Uses the Info Zip library license info in the provided info zip license txt Uses FastMM http sourceforge net projects fastmm and TPLockBox http sourceforge net projects tplockbox under the Mozilla Public License 1 1 MPL 1 1 available from http www mozilla org MPL MPL 1 1 html 2008 Paessler AG Index 107 Index A access key 87 88 92 Access Rights 79 Account 82 Account Settings 82 83 84 Account Setup 82 administrator 88 AIM 60 84 87 allow IP 87 API 102 apple 35 Architecture 19 Auto Discovery 42 Auto F
2. Standard Web Server Port 80 recommended setting HTTPS SSL on port 443 Ze Specify Port enen A Under the Web Server tab you can define the web server IP addresses You can select to use local host only which means that no external access will be possible This is the most secure setting or specify individual IPs from a list provided You can further define the web server port to use The options are e Standard Web Server Port 80 This is the standard port used and recommended for most installations e HTTPS SSL on port 443 Website can only be used via secure SSL https your IP e Specify Port Enter a port number of your choice 2008 Paessler AG PRTG Network Monitor 7 User Manual Core Server Web Server r Memory Usage Administrator License Service Control Log About MIPs for Probe Connections Use all IPs for probe connections Localhost only 127 0 0 1 no remote probes Ze Specify IPs for probe connections 127 0 0 1 is automatically active as it is needed for the local probe si 10 0 0 202 169 254 101 205 Port for Probe Connections 23560 S Standard 23560 Path for data files C Dokumente und Einstellungen All Users Anwendungsdaten Paessler PR IV Use Compression Note Please copy your PRTG data files to the desired location BEFORE changing the path here Revert to defauk path
3. Add Item To The Map Monitoring Object Frost F3 Local probe D Probe Device ZJ Probe Heath J CPU Load Disk Free Z Memory Free _ Broadcom BCMS708C NetXtreme II GigE NDIS VBD CL T Ms TCP Loopback interface Packet Sniffer 1 TJ Page le Usage 1 Memory 1 TJ WMI Vital System Data 1 1st Group Visible for all User Accounts Anbindung BSX via IPX E5 Frster Hon bei IPX hinter der Lepumn m Map Item Status Icon for Groups Devices or Sensors With Name White Background Status Icon for Groups Devices or Sensors With Name transparent Zz Status Icon for Groups Devices or Sensors No Name transparent Status Icon for Sensors With Name and Minigraph White Background Status Icon for Sensors With Name and Last Value White Background Minigraph for Sensors Graph Large Fonts 0 Live Graph Large Fonts 1 48 Hours Graph Large Fonts 2 30 Days Graph Large Fonts 3 365 Days Ms l Add Item to Map cancer Choose a group device or sensor from the sensor tree and select a map item from the lower list The following map items are available e Status Icons several types Root lf 1 1 167 6 e Minigraph for sensors only e Graphs several types Sensor Packet Sniffer 1 2 days Local probe Probe Device 08 19 00 00 08 19 08 00 08 19 04 00 08 19 12 00 08 18 16 00 08 18 20 00 08 19 16 00 08 20 00 00 0
4. Cancel There are two settings that you must enter for a device The name and the IP address or DNS name Optionally review the Windows and SNMP connection settings and then click Continue Creating Sensors In order to create new sensors right click on the device where the new sensor is to be added and choose Add Sensor from the context menu Creating new sensors involves two steps First you must select a sensor type then after some preparations by PRTG you need to specify the sensor settings 2008 Paessler AG Sensor Setup 41 Add Sensor to Device VMS4 10 1 4 210 Step 1 of 2 Sensor Type Your Top 10 Sensors The sensor types you are using the most SNMP Traffic Monitors bandwidth and traffic via SNMP ne ot es PINGs are used to check whether a device is reachable PING Performs PINGs to monitor the availability of a device via the network at all Optionally you can use this sensor to measure packet loss SNMP Custom Monitors one specific OID SMTP Monitors SMTP based email servers Simple Mail Transfer Protocol Can optionally send a test email with every check WMI Network Card Monitors bandwidth and traffic via WMI WMICPU Load Monitors Processor Performance via WMI WMI Memory Monitors available system memory via WMI gt WMI Disk Space This sensor type monitors free Diskspace via WMI WMI Pagefile Monit
5. Sum kbit s Other kbit s WWW kbit s m FTP P2P kbit s Mail kbit s m Chat kbit s m Infrastructure kbit s m NetBIOS kbit s Various kbit s i as the template Move the item by clicking and dragging the black grip bar at the top Resize the item by dragging the blue arrow at the bottom right corner Delete the item by clicking the Delete link Edit item settings by clicking the Settings link You can then change the associated monitoring item as well 69 2008 Paessler AG 70 PRTG Network Monitor 7 User Manual reece Cremmer CPU Load _ Disk Free Memory Free _ Broadcom BCMS708C NetXtreme II GigE NDIS VBD CL MS TCP Loopback interface _ Packet Sniffer 1 _ Pagefile Usage 1 Memory 1 TJI WMI Vital System Data 1 lst Group Visible for all User Accounts Template Graph Large Fonts 1 48 Hours Graph Large Fonts 2 50 Days Graph Large Fonts 3 65 Days Graph Small Fonts 0 Live Graph Small Fonts 1 48 hours Step 4 View a Map and Share a Map Click on View Map to look at the final layout To use the map outside of PRTG you have to two options e Option 1 Link to a web page with the map e Option 2 Show a map inside other webpages using an IFRAME Please click on Get HTML in order to discern the necessary URLs and HTML codes as well as additional instructions 2008 Paessler AG Reports 72 PRTG Ne
6. 2008 Paessler AG Installation PRTG Network Monitor 7 User Manual 2 1 2 2 2 3 Installation To use PRTG Network Monitor you need to download and install the software as described in the following sections e Downloading the Software How to get the latest version from Paessler e Upgrading to Version 7 from Previous Versions Read this if you have used PRTG Traffic Grapher 6 or IPCheck Server Monitor 5 before e Installation of the PRTG Core Server How to install the PRTG core server software on your PC Server e Uninstallation How to remove the software from your PC Server Downloading the Software Please download the latest version of PRTG Network Monitor from the Paessler website There are two different installers for PRTG a public download for the Freeware and Trial editions and another download for the commercial editions which is only available for paying customers Downloading the Freeware Edition and Trial Edition Please download the latest publicly available files from the Paessler website at www paessler com prtg download Downloading the Commercial Editions Upgrades are free to customers with an active maintenance contract Please log into the Paessler website at www paessler com login to get the latest download If you do not have an active maintenance contract please contact sales paessler com Upgrading to Version 7 from Previous Versions If you have been running one of the two
7. Accounts for data packets using user specific rules header based In the sensor settings you can choose how detailed you want traffic to be accounted for according to the protocols used You can also include and exclude filters that allow monitoring of specific packets IPs Ports etc 2008 Paessler AG Sensor Types 53 Tools Paessler Card Packet Counter Shows short term statistics about the network data packets passing a local network card http www paessler com tools See also Bandwidth Monitoring Sensor Type Comparison 7 5 NetFlow Sensor Types NetFlow monitoring is the domain of networks using Cisco switches How NetFlow Monitoring works One option to measure bandwidth usage by IP address or by application is to use Cisco s NetFlow protocol which is specially suited for high traffic networks Many Cisco routers and switches support this protocol D a gt s Ezo Cisco devices with NetFlow support track the bandwidth usage of the network internally and merely forward pre aggregated data to the PRTG system for accounting purposes This way PRTG s computing load is much lower This option is recommended for high traffic networks Reasons To Choose NetFlow Monitoring NetFlow monitoring is the domain of networks that use Cisco switches These switches can be configured to send data streams providing the network s usage data to the machine running PRTG which in turn analyzes the da
8. IPRTG Details oe Read more about the iPhone User Interface 5 1 Web Interface Navigation Please have look at this screenshot of PRTG s web interface BIPAESSLER PRTG Network Monitor Group Root Home gt Devices Edit Pause Overview 48 Hours 30 Days 365 Days Alarms Log Settings Notifications Comments History Mai 04 15 00 Mai 04 20 00 E47 Sensors inf 6 Sensors SVMS 10 1 4 210 PNG17 Z Oms 187 Lal essen en Zeus 2008 Apr 07 2008 Apr 10 Basa sg 10 GK Mai 05 01 00 2008 Apr 13 m Response Time Mai 05 06 00 m CPU Load 2008 Apr 16 Mai 05 11 00 Mai 05 16 00 Mai 05 21 00 Mai 06 02 00 m Traffic Mai 06 12 00 2007 Jun 01 2007 Aug 01 2007 Okt 01 2007 Dez 01 2008 Feb 01 2008 Apr 01 2008 Paessler AG User Interfaces 29 The main layout consists of a status bar at the top the header area with the main menu and quick search box below it and finally the main page content all these elements are described in the next section When you navigate through PRTG s web interface you will always use one of the following five navigational paths e The Main Menu provides access to many important aspects of the software e The Quick Search is often the fastest way to navigate to an object e Using the page s Tabs you can
9. Leeell mas O 0 0 0 Wore Server IP and Port 10 0 2 167 25560 Probe ID 1 Connected to 10 0 2 167 23560 Login OK Welcome to PRTG For example if the connection fails due to an incorrect Access Key password you will see 2008 Paessler AG 100 PRTG Network Monitor 7 User Manual 14 2 DS DS 2008 Weg SL om hey eo conmeci 6 AS OS 2008 SeS Cermecrec ro 100626 1671823560 23 05 2008 16 31 07 Login NOT Ok Access key not correct Importing Data from PRTG Traffic Grapher 6 or IPCheck Server Monitor 5 You can import your sensor configuration and historic monitoring data from PRTG s predecessor products PRTG Traffic Grapher V6 or IPCheck Server Monitor 5 into your PRTG 7 installation using the Import tool Every time you run the import procedure a new group will be created and all imported groups devices and sensors will be placed in this new group i e if you import from multiple IPCheck and or PRTG installations each imported configuration will show up in its own group Depending on the volume amount of historic monitoring data the import can take between a few minutes and several hours e g for hundreds of sensors with one year of monitoring data Please note that the import tool is an optional part of the installation If you can not find the Import tool in PRTG s start menu group please rerun the PRTG installer and enable the Import Tool option Limitations When Importing from PRTG 6
10. Notifications Site Information Sitename PRTG Network Monitor URL http 10 0 9 37 Sensor Intervals Available Intervals is a 5s E 10s K 15s 30s im w E Mail Options Email Footer w t to toaddress at systemdatetime ss the web interface for sitename at home Seprogramname Yeprogramversion Yecompany lt gt Email on new ToDos C No Email Email to Admin account s Email to specified address This page allows to define the following information in detail e Site Information Here you can define a site name used in the web interface and in the subject of emails as well as the URL for the site used for building links in emails If you want to use a symbolic DNS name to access PRTG s web server you must enter the name here e Sensor Intervals Here you can define intervals which will in turn become selectable when adding objects to the installation In order to add a new interval value merely add a numerical value followed by a time span enumerator s m h d for defining seconds minutes hours days respectively e Email Options Here you can edit the footer that will be added to outgoing emails placeholders allowed and define whether Todo emails are to be forwarded to the administrator a specific email address or to no one at all If specific email is selected a new field appears allowing to define the email address in case e Data Purging Limits Here you can select for how many days h
11. PRTG Network Monitor 7 User Manual 2008 Paessler AG PRTG Network Monitor 7 User Manual Table of Contents Part Part Il a P OND Part Ill Part IV zl Oo oO BB WD a Part V a P OO N OH Part VI System Requirements 6 Installation 8 Downloading the Software isssnsnennennenensnenenennenneennnnnennenes 8 Upgrading to Version 7 from Previous Versions 8 Installation of a PRTG Core Server nrsnennsneeneensnnenennnnnenens 8 Installation of a PRTG Remote Probe ccsssecceessseceensesseeeenseeeeeeeeseeeeesnseeeeeseseeeeneneneenenes 13 Uni Stat OM esos acento coisa ee ee ee eege Eeer 13 Introduction 15 Key keete ce cies foes E deene EES 15 Available License wsicsiie cc cccescesecesescece geed Ee DEER EEENEE EE EENS 16 About This DOCUMENT ee en nie nine rene ann men nds ess nn 17 Basic Concepts of PRTG Network Monitor 19 Architecture PRTG Core Server and PRTG Probe 19 Object Hierarchy Probes Groups Devices Sensors Channels 20 Inheritance Of Seto tege sienne Edge Seege Eege 21 Notifications Schedules and Dependencies en 22 Reports Maps and TOdoS ss nnnnnnnnnnnnnnnnnnennnnnennnnnnnee 23 Priorities and Favorite SCNSOPS ccccsssseceeeseseceeenseeeeeensesaeeeenseaeeeeeeseeeesnseeeeeeenseeeenensseseenes 24 Detault Valtles eessen eege ge ege Eege Eege ee ee 24 User Interfaces 27 Web Interface Navigation anandan aiina
12. El Weekdays GMT 0200 Delete iil Weekends GMT 0200 Delete 1to8 of 8 Add new schedule Various common schedules are available by default further schedules can be added using the Add new schedule button 2008 Paessler AG 84 PRTG Network Monitor 7 User Manual 13 3 By either selecting an existing schedule or when adding a new schedule the following window appears Edit Schedule Menu Home gt Schedules gt new object Basic Settings Schedule Name Schedule f The name of the joe All Mo Tu We Th Fr Sa Su All off 00 00 tb F N FO E E 00 00 off 01 00 IV Iw 12 Vv Vv Vv Vv 01 00 off 02 00 Iv v v v v v v 02 00 off 03 00 W v Iw M M M M 03 00 off 0400 M Iw Iw Iw Iw Iw 04 00 off 05 00 M Iw iv iv iv v v 05 00 off 06 00 M v Vv v Vv v M 06 00 off 07 00 IV iv 12 Vv Vv Vv Iw 07 00 off 03 00 Iv v v v v v v 08 00 off 09 00 M Je M M M D Iw 09 00 off 10 00 Vv iv 12 Vv 12 Vv 12 10 00 off 11 00 M Vv v v v v v 11 00 off Here you can provide a schedule name for identification purposes as well as check the respective checkboxes to determine the time range of the schedule Clicking on the daily icons at the top
13. Q Q Q i Q Q Q Q Q Q ei Q a Si a a 2 Si 2 Q Q Q a a N Q N Q N Q N Q N Q N Q N Q Lal nd a Kal o S Ke Ca n Kei Kei in ts bad D a a O O kal kal N T T T T Al T T 7 S a cl ci E nN a a a a a a a a a a a a a a Ka ia KW Kg T P Ke bie 2 p Ke 2 T ee co co co DO fes DO co DO OO OO OO OO Q Q Q Q Q Q Q Q Q Q Q Q O O e O Ei N A N AN N AN N AN N A A A A N Traffic in kbit s Traffic out kbit s IPX Leitung ASA WAN Interface firewall1 hp7 Firewall 1 Cisco ASA 5510 Cisco IOS Cisco Switch 4 000 4 200 44 Hiit T rot a fl du sic M MUR RENNES NISSAN N RATES IPN Ml ets LE a BRSERAARRHRRSRKRRRRSISRSSRSRSSERSSRSRHRFEHAERSRSRAR SS eS2seeeeeeseesss ss sess sssssesgs ggg gs COR ON OCDE ONE EC E WEE OU NS ON DS OU RR a a Oe e EN RRR RRR AR RR RRR ARR RR RRA RR RR RRA RR RR RRR Date Time Traffic in Volume Traffic in Speed Traffic out Volume Traffic out Speed Coverage 21 09 2008 2 993 862 KByte 284 kbit s 899 783 KByte 85 kbit s 100 20 09 2008 2 716 966 KByte 258 kbit s 79 295 KByte 73 kbit s 100 19 09 2008 3 719 085 KByte 353 kbit s 1 868 967 KByte 178 kbit s 100 18 09 2008 3 450 011 KByte 327 kbit s 1 122 424 KByte 106 kbit s 100 17 09 2008 4314 449 KByte 409 kbit s 1122875 KByte ewe 100 16 09 2008 3 927 667 KByte 374 kbit s 1 205 807 KByte 115 kbit s 100 15 09 2008 4 392 578 KByte 418 kbit s 1 674 498
14. The import process will try to import all groups and sensors as well as the historic sensor data with the following exceptions e Whenever possible the Import tool will create devices from the groups in the PRTG 6 setup e Packet sniffing and NetFlow sensors are not imported and must be recreated because of many technical changes e Aggregation sensors are not supported by PRTG 7 and thus are not imported e User accounts custom graphs notifications dependencies and schedules are not imported Limitations When Importing from IPCheck 5 The Import process will try to import all groups devices and sensors as well as the historic sensor data with the following exceptions e System sensors service file disk space event log are imported and converted into WMI sensors e SNMP traffic sensors are converted into simple SNMP sensors e Script TCP script and custom sensors are not imported e User accounts notifications dependencies and schedules are not imported Importing from PRTG 6 e First Make a backup of your old PRTG system preferably a full machine backup Now install the latest version of PRTG 6 from the Paessler Website at www paessler com on your old system and run it at least once This will make sure that the file formats are are updated to the format the Import tool expects Stop PRTG 6 e Start the Import tool from the PRTG 7 Start group First it will ask you to stop your PRTG 7 services since the import
15. ccccscccesesscecsssseeseeeeeeeseseeseseeneeassesesseneeaseesens 105 8 ACKNOWlEAGEMENMGS ecceceseeeeeeenseeeeeensneeeeeensneeeeensaneeeeenseeeseeenseeeeesesaeeeeeenseeeeesenseeeeeenseeeenenss 106 Index 107 2008 Paessler AG System Requirements PRTG Network Monitor 7 User Manual System Requirements Required Operating Systems The PRTG Core Service and Probe Service can be run on 32 bit and 64 bit versions of e Microsoft Windows XP e Microsoft Windows Vista e Microsoft Windows Server 2003 e Microsoft Windows Server 2008 The web interface has been successfully tested on the following web browsers in order of performance and reliability e Mozilla Firefox 3 e Google Chrome e Apple Safari 3 1 e Microsoft Internet Explorer 8 e Mozilla Firefox 2 e Microsoft Internet Explorer 7 The optional PRTG Tray Tool runs under all Windows versions Windows 95 or later The optional iPhone interface was created for Apple iPhone firmware 2 0 Required Hardware Please note The following values are provided as reference for average situations only Hardware requirements mainly depend on the sensor types used If you plan installations with more than 500 1 000 sensors or more than 10 packet sniffing NetFlow sensors please consult the PRTG Site Planner tool Help menu e CPU An average new PC can easily monitor 1 000 sensors depending on the sensor type e RAM You will need about 150KB of
16. 10 0 0 229 IIS Please Acknowledge Template s Applied 15 27 43 acknowledge 12 new sensor s Device Templates Windows IIS Please Acknowledge via SNMP Generic Device SNMP enabled Mail Server mega walldorf hp7 Autodiscovery Device 0 07 05 2008 Autodiscovery Finished for mega walldorf hp7 Please Acknowledge Template s Applied 15 27 33 acknowledge 2 new sensor s Device Templates Generic Device Please Acknowledge SNMP enabled Mail Server i 1to5 of 389 gt PI Note You can acknowledge all todos at once by choosing the corresponding item from the Todo menu 2008 Paessler AG Part User Management User Management 79 12 User Management The default administrator can use the PRTG installation as the only user or can create an unlimited number of users Users are organized using an unlimited number of groups All the security settings as well as the rights management are conducted via the user groups This means that group membership controls what a user may do and see when logged in Creating New Users For each new user the administrator user must specify a login name and an email address New users can be created by selecting SetuplUsers from the main menu and clicking on Add new user Tip If you want to control the rights of each user individually you must create a user group for each user This can be automated by choosing Create new user group for this user from the Prima
17. Choose the IP address that all outgoing monitoring requests should use The setting auto is recommended e g it automatically chooses the right IP on multi homed systems Service Control Probe control Service Control Files Directories About PRTG Probe Service Install Start Stop Under the Service Control tab you can install uninstall as well as start stop the probe service Files Directories 2008 Paessler AG 94 PRTG Network Monitor 7 User Manual Probe control Service Control Files Directories About ath for probe data storage Path C Dokumente und Einstellungen ll Users Anwendungsdaten Paessler PRTG Network Monitori Y7 ae og Open Log File Open Log Directory Under the Files Directories tab you can select a path specifying where probe data is to be stored You can further open the probe log files and the probe s log file directory 2008 Paessler AG Technical Topics 96 PRTG Network Monitor 7 User Manual 14 14 1 Technical Topics Multiple Probes and Remote Probes PRTG has two modules that perform the monitoring The core server which handles data storage web server and a lot more as well as one or more probes which perform the actual monitoring How Probes Work As soon as a Probe starts work it automatically connects to its Core Server downloads the sensor configuration
18. Data Paesser PRTG Network Monitor V7 Windows XP folder for remaining data files which are not automatically removed 2008 Paessler AG Introduction Introduction 15 3 Introduction Today most businesses rely on a computer and network infrastructure for Internet internal management telephone and email A complex set of servers and network equipment is required to ensure that business data flows seamlessly between employees offices and customers The economical success of an organization is tightly connected with the flow of data Why Network Monitoring is Important So the computer network s reliability speed and efficiency are crucial for businesses to be successful But like all other technical objects network devices may fail from time to time potentially causing trouble and loss of sales no matter what mitigation efforts have been made up front Network administrators need to take three key steps to maintain network uptime reliability and speed 1 Set up a well planned network with reliable components 2 Create recovery plans for the event of device failure 3 Monitor their network to know about failures as they build up or actually happen PRTG Network Monitor the software described in this document is a complete solution for monitoring small medium and large networks Monitoring Networks with PRTG Network Monitor PRTG Network Monitor is a powerful network monitoring application f
19. Dependeng Type Use Parent Select Object Master object for parent Dependency e None m Root 3 Local probe Probe Device _ Probe Health CPU Load Oy Disk Free _ Memory Free T Ethernetadapter der AMD PCNET Familie Paketpia_ a 1st Group Visible for all User Accounts SFE man Cantante 1 As soon as the object you have chosen from the list enters a red state goes down or is paused the monitoring for the dependent object and all its child objects will be paused and no notifications will be sent e Master Object This setting will make the sensor the so called Master Object for its parent device All sensors of the parent device will be paused whenever this Master Sensor is down It is recommended to set a basic sensor e g PING to be the master sensor for example the auto discovery sets the PING sensors for each device as the Master Objects Reports Maps and Todos Reports Reports are used to analyze monitoring data either once or at specified intervals You can define any number of reports specify the sensors for a report select a template and run them at any interval you like such as once daily weekly or monthly Read more about reports Ma ps Using Maps you can create personalized overviews and dashboards of your monitored network A map can include a background image such as a network drawing and you can place status icons lists of sensors as well as graphs with your
20. Detailed lists of supported counters are available under www paessler com snmphelper To use SNMP Helper Pro you must either purchase a license or you must request a Free 30 Day Trial License Either way you will receive a license key and the installation files via email Please install the software on the server that you want to monitor and enter the license key that comes with it Afterwards you can monitor the additional system parameters by simply adding new sensors to PRTG Installing Paessler SNMP Helper Paessler SNMP Helper is a small library that makes it much easier to access system parameters of Windows machines using SNMP If the SNMP Helper is installed PRTG Traffic Grapher will be able to read various system parameters from this machine SNMP Helper can be used on Windows XP 2000 and 2003 You only need to install SNMP Helper on a computer if you want to monitor it You must install SNMP Helper on each Windows computer you want to monitor using the additional sensors First make sure to install the Windows SNMP component using the Add Remove Software control from your Windows Control Panel see Howto Installing SNMP Service on Windows NT 2000 XP In order to install Paessler SNMP Helper launch the Paessler SNMP Helper Freeware Setup exe file located in the installers subfolder of your PRTG installation directory after you have installed PRTG Traffic This will launch the Paessler SNMP Helper Setup Wizard Once you hav
21. If you are installing PRTG 7 on the same machine as IPCheck 5 is running you can skip the following first step e If you want to import IPCheck 5 data from another computer you must manually copy the data The IPCheck database and the monitoring data files must reside on a local drive Please stop the IPCheck services and copy the file ipcheck fdb into a folder on your local drive Then copy the monitoring data folder into the same folder as the FDB file Start the Import Tool from the PRTG Start Group First it will ask you to stop your PRTG 7 services since the import process can not be run while PRTG 7 is running 2008 Paessler AG 102 PRTG Network Monitor 7 User Manual 14 3 14 4 Import from PRTG Traffic Grapher Y6 x Import Data from IPCheck Server Monitor Y5 x Debug 1 Please enter your Database Password for the Firebird Database defaults are SYSDBA and MASTERKEY Firebird User SYSDBA pa a a i a a e a Firebird Password 2 Please select the FDB file From your IPCheck Server Monitor 5 x installation IPCheck Database 6 3 Choose the Start Date only data after this date will be imported Start Date 01 12 2007 Si Start IPCheck Import Thereon enter the credentials required to access the firebird database file of IPCheck Then enter the folder where you have copied the ipcheck fdb file Finally choose a start date As soon as you click Start IPCh
22. KByte 159 kbit s 100 Sums of 7 values 25 514 618 KByte 8 664 589 KByte Averages of 7 values 3 644 945 KByte 346 kbit s 1 237 798 KByte 118 kbit s 100 Creating reports involves 3 steps Step 1 Setting up a Report Select choose Reports Add Report from the main menu to get started 2008 Paessler AG Reports 73 Home gt Reports gt new object FF E lr Please choose a descriptive name o Please choose a report template from the list of emplate lt please select a file gt templates There are templates that offer optional data tables to the graphs You also specify the graph calculation ir by selecting a template Note You can edit the template htm in the website subfolder of your PRTG can simply email the report to an email Processing of generated report Save report to disk and send it by email Save report to disk only Send report by email only address or write the PDF file to the disk or both If you choose automatic processing you will receive a ToDo email everytime the report is run Reported period Current Seegen ab Previous capone Banni Cart ayer dy Report Period Type Day Pee Cae Namely he ca sees E Week month for monthly reports Month Year Week Period Monday Sunday EN Report Schedule No schedule Run interactive on demand only ed ars pote pester lime Every Full Hour Dateie Every day at a specific
23. Laiamsdper Oms HEH 2003SERVERB lo ms iil PING 21 ay VMS4 10 14214 Jo ms manen ea SNMP 1000 10 142 q ja er D ail m D vest ze WSKA FING 3 K gt 2 e GES gt SA 8 ValP Phones SC SBN Telenhonv S LAN Workstations suo soa 61 4709 wen 3 case PGA lt gt EE E Eeer CN see LE f zers 1001 128 I ie es Coy 500 K che i U ALP RS Gone ins v STATA p13 Locat Ares Comnet Firewall 0 0 0 2 ai 5 anon D Ka D ememr ee EN Local Ares Conmaton Ce EN RouterL2 mess vi pacssler com 2 S irgwall 10 0 0 1 x wuaw paessler com WAN Switch Gp REE Stray pN ennan aureerson age Loadbalancer N Ss mamm Leem a Terastation2 Terasiation 3 gt 24er Gigabft Switch TORY 124 Linksys 02024 RZ 19 SD 2 le 24er 100Mbit Switch 10 0 0 128 Step 1 Create a New Map To get started select MapslAdd New Map from the main menu 2008 Paessler AG Maps 67 Add Map Step 1 of 2 Map Name Map Name Map A Map ID F163E22E 2890 4A3B AEC3 7FEB42D56AA9 Tags Choose a new name of your choice to describe the Map Enter a string that will be used to create the URL for this map The URL will look like this http yourservername map _htm7id yourid For maps with public ac is recommended to apply similar rules for the name as usually are applied used to passwords in order to make URLs hard to gue
24. PING11 Up OK ims AAAAN 5 Group 1 3SNMP 1000 10 1 4 203 4 PING14 Up OK ims Reape Group 1 cat6k paessler de 10 1 4 254 Cisco IOS C el Pe 22 Up OK ims Average A seh Oo reat Select All Log Entries with Status I 4 1to5 of 5 50 12 1899 07 05 2008 Date Range Item Count Date Time Parent Type Object Status Message 05 05 2008 17 37 53 None Probe 3 Local probe Connected Probe Local probe at 127 0 0 1 2802 has connected 05 05 2008 17 22 28 None Probe Local probe Disconnected Probe Local probe at 127 0 0 1 2668 has disconnected 05 05 2008 12 24 36 None Probe Local probe Connected Probe Local probe at 127 0 0 1 2668 has connected 05 05 2008 12 23 42 None Probe Local probe Disconnected Probe Local probe at 127 0 0 1 1187 has disconnected 30 04 2008 20 55 00 None Probe 3Local probe Connected Probe Local probe at 127 0 0 1 1187 has connected I 1to5 of 5 50 12 1899 07 05 2008 The following functions are available for lists Paging Use the small triangular icons at the top or bottom to walk through a list page by page Sorting You can re sort a list by clicking the header of the column you want to use as sorting index Date Range When viewing log lists you can click on Date Range to change the desired date range Item Count Some lists offer the possibility to change the number of entries in the list by clicking on Item Count 2008 Paessler
25. RAM per sensor e Hard Disk You will need about 200KB of disk space per sensor per day for sensors with 60 second interval e An Internet connection is required for license activation via HTTP or email To give you an idea of a high end setup here is a sample for a very large installation We have successfully tested PRTG Network Monitor running with 30 000 SNMP sensors on a Dual CPU Quad Core system Dell 2900 IID with 16GB RAM on Windows 2003 64 bit This scenario required about 3GB of RAM for the PRTG processes the CPUs were running at 20 load and it created about 1 5TB of data on the disk for one year An installation of this size is able to monitor 625 SNMP enabled switches with 48 ports Requirements for Monitored Devices e SNMP monitoring The monitored device s must be equipped with SNMP Version 1 2c or 3 i e a SNMP compatible software must be installed on the device SNMP must be enabled on the device and the machine running PRTG must be allowed access to the SNMP interface e WMI monitoring In order to use WMI Windows Management Instrumentation monitoring you will need a Windows network e NetFlow monitoring The device must be configured to send NetFlow data packets NetFlow Version 5 to the machine running PRTG Packet Sniffing Only data packets passing the local machine s network card can be analyzed Switches with so called monitoring ports are necessary for network wide monitoring in switched networks
26. Traffic Sensor 46 51 Transaction 49 tray 27 34 Trial 16 Triggers 60 U Uninstallation 13 Unusual Detection 86 Upgrading 8 100 URL 86 User 79 User Accounts 79 user interface 27 34 35 virtual 56 virtual machine 56 vmware 56 vpn 96 W Web Interface 28 29 31 32 web server 86 88 Website Header Area 29 Windows 34 Windows Management Instrumentation 48 WMI 48 56 57 WQL 56 X XML 102 NW Yahoo 60 84 87 2008 Paessler AG
27. Under the Core Server tab you can define the IPs for probe connections The connection between core and probe is initiated by the probe 9see Multiple Probes and Remote Probes You can select to use all IPs localhost only or individual IPs from the list provided You can further define the port for probe connections as well as define a path for all core server data files you can optionally turn on compression and revert to the default path by clicking on the respective element Memory Usage Administrator License Service Control Log About Web Server Core Server i Memory Used for Graphs and Tables The RAM memory usage of PRTG depends on the memory required to store the data For the graphs of groups devices and sensors This is necessary For Fast display of the graphs You can minimize this memory requirement by choosing shorter time Frames with longer intervals below Please select the period and average interval used for the graphs and tables Note IF you change these values the data cache must be recalculated During recalculation the graphs may show incomplete data Live 120 values 2 Hours with 1 min scanning interval zl Graph 1 fe Days with 5 Minutes averages DI Graph 2 30 Days with 1 Hour averages DI Graph 3 865 Days with 1 Day averages 2008 Paessler AG System Settings and Administration 91 Under the Memory Usage tab you can define timeframes for live graphs as we
28. Within a few minutes you will be able to monitor values like disk writes s DHCP Server Requests s Exchange Server Messages s SQL Server Requests s and many more 2008 Paessler AG 104 PRTG Network Monitor 7 User Manual We have compiled a list of recommended performance counters that you can monitor using SNMP Helper You can find the same in our knowledge base under www paessler com support SNMP Helper Freeware Edition The Freeware Edition supports about 80 performance counters and is part of the PRTG download You must install SNMP Helper on the machine s you want to monitor After installing PRTG you will find the SNMP Helper Freeware setup files in the website public sub folder of your PRTG installation and you can download it from the web interface select menu item Setup Downloads Run this setup on all the systems you want to monitor Afterwards you can monitor the additional system parameters by simply adding new sensors SNMP Helper Pro Edition and its Extensions The Pro Edition of SNMP Helper offers the ability to monitor more than 2000 counters for Windows 2000 XP and 2003 With the optional SNMP Helper Extensions you can additionally monitor the following Microsoft Server applications e MS Exchange Server more than 1726 performance counters e MS SQL Server more than 511 performance counters e MS Biztalk Server 32 performance counters e MSISA Server 149 performance counters
29. and begins its monitoring tasks The core server sends new configuration data to a probe as soon as the monitoring configuration is changed by the user Probes monitor autonomously and send the monitoring results back to the core server for each check they have performed If the connections between core and probe fails for any reason e g a reboot of the core the probe continues its monitoring and stores the results The connection between probe and core is initiated by the probe secured using SSL Secure Sockets Layer This means that the data sent back and forth between core and probe is not visible to someone capturing data packets The core server provides an open TCP IP port and waits for connection attempts from probes If a new probe connects for the first time the administrator will receive a Todo and will then see the new probe in the sensor tree As a security precaution the probe must be manually approved by the administrator Click on accept before any sensors can be created and monitored The admin can also deny a probe which will then be disconnected No further connection attempts will be accepted the probe IP is added to the Deny IPs list in the probe system settings This ensures that unauthorized probes can not connect to a core server Since the probe initiates the connection you must ensure that it can be created from the outside world onto your core server e g you may need to open any necessary ports in your firewall and y
30. email SMS pager message among others After creating notifications in the system settings you can select them on the group device and sensor settings pages See Notifications for more details Schedules Group device or sensor monitoring can be paused by user intervention or by a schedule e g don t monitor Sundays between 4 and 8am Using schedules you can limit the monitoring time PRTG comes with a number of pre defined schedules that you can edit or you can add your own schedules Dependencies Using dependencies you can pause sensor monitoring based on the status of another sensor in order to avoid false alarms and incorrect downtime recording A dependency stops the monitoring of one sensor or a set of sensors as soon as another specified sensor is down This means for example you can stop monitoring remote network services when the corresponding firewall is down due to connection problems There are three options for dependencies e Use Parent By default all objects depend on their parent object This means that if you specify a dependency for a group and the dependency sensor goes down or is paused all sensors in the group will be paused e Select Object To set up a dependency go to the settings page of an object that is intended to depend on another object Then select the object it shall depend on from the list 2008 Paessler AG Basic Concepts of PRTG Network Monitor 23 4 5
31. hour Every specific day of a week Every specific day of a month Every specific date This introductory text will be shown on the first page of the report Footer Comments These comments will be shown at the end of a report Set access rights to this object for user groups You cannot remove a fight given on a parent node in the tree All rights are inherited to child nodes Click on Save when your are done with the settings Step 2 Editing the List of Channels On the next page you can review and fine tune the list of sensors and channels 2008 Paessler AG PRTG Network Monitor 7 User Manual Report Report Edit Delete Refresh Menu Home gt Reports gt Report Details Run Now Stored Reports Settings Sensors and Channels Comments Sensors and Channels included in Report Report 1to3 of3 Object Device Sensor Channel Selection Actions De SEULE Ni total E processor M Processor V Downtime EE DRE ARE d percent av YI available n 9 Downtime Delete Cusco ir ees IZ Health EI Avg Interv E Message C KR Open Req M cpu Load d Downtime BEE 1to3 of3 Add Sensors to Report Report Search 1to9 of9 Object Device Group Actions PING 1 10 0 0 1 ist Group Add M PING 2 c Device 1 Group 1 Add M PING 3 Device 1 Group 1 Add M PING 4 Gs Device 1 Group 1 Add i Broadcom NetXtreme 57x Probe Device 56 Local probe Disconnected Add
32. monitors its own NetFlow processing and you will see a decreased probe health reading as soon as NetFlow packets are not processed due to an overload If you experience an overload please consider setting up multiple probes and distribute the NetFlow streams to them We do not recommend adding more than 400 NetFlow sensors per PRTG probe Tools Paessler NetFlow Tester NetFlow Tester simply dumps the data of all NetFlow packets that a computer receives from a Cisco router useful when debugging bandwidth monitoring configurations based on NetFlow protocol http www paessler com tools See also Bandwidth Monitoring Sensor Type Comparison Paessler Knowledge Base Configuration Tips for Cisco Routers and PRTG http www paessler com support kb questions 20 SQL Server Sensor Types Using the SQL Server sensors you can natively monitor the most commonly implemented SQL servers MySQL Microsoft SQL and Oracle SQL The sensors monitor when the database server process accepts and processes requests Additionally you can run a custom SQL command and check the return values PRTG supports native monitoring for the following SQL Servers e Microsoft SQL Server Checks Microsoft SQL server connections e MySQL Server Checks MySQL server connections e Oracle SQL Server Checks Oracle SQL server connections 2008 Paessler AG Sensor Types 55 Common Settings for all SQL Sensors Database Name in this field t
33. nn en ten 56 11 Comparison of Bandwidth Monitoring Sensor TYpesS nenn 57 Part VIII Notifications 60 Part IX Maps 65 Part X Reports 72 Part XI Todos 77 Part XII User Management 79 Part XIII System Settings and Administration 82 1 Account Settings My ACCOUNT nn rnnnernrrrrnseemenneneenennensnenennneeneneeesneeennneennenes 82 2 Account Settings Schedules nnnnnennnnenennnnnnenns 83 3 Account Settings NotificatiONS ennnnnnnnnennnennenenns 84 4 System Setup Web Server sennnnnnnnnnnnenennenennnneennennnes 86 5 System Setup Probes i sicceccccccessec esc cccesecvesece renonce in cesse rasnoe note sente ccunceesdevTedecestauadesutsestedeestenes 87 6 System Setup NotificatiOnS enennnnnnnennennnennes 87 7 Core Server Admin TOO sn snrinnnnnnenennnnnennnnnenenennnnnennnneenenneennenennnneennnes 88 8 Probe Admin TOO Sn Sn nee eis ee Re needs 92 Part XIV Technical Topics 96 1 Multiple Probes and Remote Probes ss nnnnnnnnnnnnnnnes 96 2 Importing Data from PRTG Traffic Grapher 6 or IPCheck Server MONOT Ze EE EN 100 3 API Application Programming Interface sens 102 d Data StOLa Ge ae Eder 102 5 Security Features NedeCEheEE ENEE EENS EENS enr en aeaa renane eeina neede iiaea eS 103 6 SNMP Helper ege ege 103 2008 Paessler AG PRTG Network Monitor 7 User Manual 7 Interface Definition for Custom EXE SensSors
34. or at the daily off icons at the bottom allow to select deselect entire daily ranges Clicking on the hourly icons on the left or on the hourly off icons on the right allow to select deselect entire hourly ranges At the very bottom of the window you can also assign user group access rights as pertains the selected schedule The following rights can be assigned e None This user group has no access to the schedule whatsoever As such this user group can not see or edit the specific schedule e Read This user group has read access to the schedule The group can see but not edit the specific schedule e Write This user group has read and write access to the schedule The group can see and edit the specific schedule e Full This user group has read and write access to the schedule plus it can assign schedule access rights to other user groups Account Settings Notifications Under Notifications you can discern an overview of all configured notifications see Notifications Overview My Account Schedules Notifications Comments History Notifications offer various methods by which you are notified when a sensor has fired a triggers see below reached a certain threshold After nofitications here you can select them on the group device and sensor settings pages Object 7 Content Links J Mail to Admin Delete Test Add new notification 2008 Paessler AG System Settings and A
35. s application system and security event log for specific events MI Process Monitors one process via WMI MI File Monitors file size and existence as well as changes to a file via WMI WMI Query Performs a custom WMI query WMI Vital System Data Users can select from more than 20 different vital Windows System parameters CPU Percent Processor Time CPU Processor Queue Length CPU Processor Percent Privileged Time CPU Processor Percent User Time Thread Context Switches Memory Free Physical Memory Memory Total Visible Memory Memory Pages sec Memory Page Faults sec Memory Page Reads sec Memory Page Writes sec Memory Pool Non paged bytes Pagefile Usage Disk Percent Disk Time Disk Current Disk Queue Length Disk Reads sec Disk Writes sec Network Bytes Total sec Network Bytes Received sec Network Bytes Sent sec Server Bytes Total sec Server Bytes Received sec Server Bytes Sent sec etc e WMI Exchange Server 2003 Monitors vital readings of an Exchange Server 2003 Links to WMI related articles W W W W W W W W Paessler WMI Tester A practical freeware tool to test WMI connections Tests the accessibility of WMI Windows Management Instrumentation counters in a quick and easy manner http www paessler com tools wmitester Microsoft Windows Management Instrumentation Technical Articles Managing Windows with WMI http msdn2 microsoft com en us library ms8 1 1533 aspx Microsoft WMI Ref
36. should be used for non admin users e One notification email to the system admin e Various web interface settings refresh auto folding etc e A set of schedules e Various data purging settings You may need to change a number of these default entries as you become used to the interface however these settings should initially suffice for most situations 2008 Paessler AG User Interfaces User Interfaces 27 5 User Interfaces PRTG Network Monitor includes three user interface elements Web Based User Interface The main interface is a browser based interface which is used to configure the software set up sensors review current status and create reports Here is a screenshot Read more about it in sections Web Interface Navigation Windows Tray Tool The System Tray Notifier runs on your PC in the background and will notify you with popups and sounds whenever PRTG discovers changes to your network D System Tray Notifier PRTG Network Monitor Alarms 2 New Messages 0 New ToDos 0 Links My Homepage Sensor Tree Dashboard Server 127 0 0 1 Last Update 3 seconds ago Read more about the System Tray Notifier iPhone Interface If you have an iPhone you can access a user interface that is optimized for the device 2008 Paessler AG 28 PRTG Network Monitor 7 User Manual RER E PRTG Login x gt is
37. switch between various sub pages for an object e Many objects offer a Context Menu that will pop up when you right click them e And finally you are able to drill down into the object hierarchy of probes groups devices and sensors in the object tree shown above by merely clicking an object These five navigation paths put PRTG s complete functionality at your fingertips Quite likely you are already familiar with these techniques from many other websites and web based user interfaces with the exception of the context menus which are not commonly found on web based user interfaces However after a short while you will understand what a powerful feature these context menus are when it comes to effectively navigating the interface Read more here Web Page Overview Context Menus Lists Monitoring Status Information Available Through the Web Interface 5 2 Web Page Overview Let s have a detailed look at PRTG s webpages building blocks Global Status Bar 23 Response Time Index 8 CPU Load Index Tiii iilii Trafficindex 1 1 1 ees 22 03 m95 m129 M40 This bar is always shown above all pages It shows the aggregated status of all sensors you have configured for monitoring Depending on the sensors status you will see colored squares with numbers in the screenshot above 23 sensors are in error red 3 show a warning state yellow 95 sensor show OK status green 129 sensors are paused blue a
38. to the core server Step 3 Approving a New Probe When a new probe has connected to the core server you must approve it in the web user interface 3 Probe on 10 0 9 30 10 0 9 30 Approve New Probe Deny New Probe Click on Approve New Probe to fully enable the probe PRTG automatically creates a set of sensors for the probe to ensure that bottlenecks on the probe will always be noticed It is recommended to keep these sensors 7 Probe on 10 0 9 30 10 0 9 30 Probe Device zl Probe Health if CPU Load zl Disk Free zl Memory Free 100 0 43 62 mi Ethernetadapt is MS TCP Loopt 2 kbit s O kbit s Now you can create groups devices and sensors for monitoring via the new probe Debugging Probe Connection Problems If you have trouble with the setup of remote probes please look at the probe s log files which usually reside in the following folder on the probe system Windows XP and Server 2003 C documents and settings All Users application data Paessler PRTG Network Monitor V7 Logs System Windows Vista and Server 2008 C ProgramData Paessler PRTG Network Monitor V7 Logs System The probe process writes the two log files PRTG Probe Log 1 log and PRTG Probe Log 2 log alternatively Please open the one with the most recent date For a correct connection the probe log should look similar to this PRTG Probe Server V7 0 1 821 Starting Probe on WINXPVMWARE Data Path C documents and settings All Users a
39. triggered by Sensor status changes a sensor goes down or up responses are slow or the sensors show an unusual status When the measured value reaches a specific threshold e g higher than 1000ms request time for more than 30 minutes Reaching a specific speed threshold e g more than 1 Mbit s for more than 5 minutes Ttraffic sensors only Reaching a specific data volume threshold e g more than Gbyte transferred in 24 hours Traffic sensors only Notifications can be sent by e Email PRTG 7 provides a built in mail server uses MX records to deliver emails or can use an available SMTP relay e SMS or pager message through third party services Network Broadcast Note NetSend is no longer supported on computers running Windows Vista or Windows Server 2008 Instant Messenger ICQ MSN Yahoo AIM HTTP request running an external program or batch file play a sound via external speakers writing an entry into the local system log Notifications contain valuable sensor information such as last error message last good failed request total downtime total uptime recent sensor history and email texts SMS messages etc can be fully edited by the user using placeholders Check Notification Setup Before Sending Notifications Some notification types require additional setup by the administrator user Please see System Setup Notifications Creating Notifications To create and edit notificat
40. will see a red bar with important messages whenever PRTG discovers changes in the network or requires your attention for other reasons Simply click the text inside the red bar to navigate to the detailed information page Page Header and Tabs Group Root Edit Pause Menu Home gt Devices Overview 48 Hours 30 Days 365 Days Alarms Log Settings Notifications Comments History The individual page content starts below the website header area Depending on the page s content you will see a menu and a few action links on the right Breadcrumbs that will always show the path back to the homepage can be found below the heading Many pages have a tab like interface Using these tabs you can navigate to various sub pages for an object Overview tab All monitoring objects offer this tab providing a quick overview of all parameters and status Live Data 48 Hours 30 Days 365 Days tabs These three or four tabs show the group s device s or sensor s historical graphs and data tables note live data is only available for sensors Alarms and Log tab Shows a list of current alarms and historic events for an object and its child objects Settings and Notifications tab Allows you to edit an object s settings and notifications Comments tab Provides a notepad for your own comments History tab Shows a lifetime log for each object who created it who edited it etc Please note that you will also see other t
41. 8 20 04 00 08 20 08 00 08 19 20 00 08 20 12 00 m Downtime m WWW kbit s m Chat kbit s m Various kbit s B Sum kbit s E Other kbit s E FTP P2P kbit s m Mail kbit s m Infrastructure kbit s M NetBIOS kbit s e Tables several types 20 Group Roc 2 drys Sytem 19 1200 06 20 COLO 2008 Paessler AG Maps Top 10 Fastest Pings Root e UP Sensors SDSL Router 1 Efficient Networks Last value Sensor Sensor Device Group Status Message Last Value Graph Oms ml ANG3 5 001 ca SDSL Anbindung Up OK 175 kbit s Sum ETHERNET 0 Router1 BSX via IPX ees pas Kat WE Efficient Oms si Bis E Networks Oms d s E 002 aSDSL Anbindung Up OK 175 kbit s sum lms Bi ass ETHERNET O 1 Routeri BSX via IPX lms nc E GE NP ai 003 SHDSL O c asDSL 1 Anbindung Up op 200 kbit s sum 4ms E ANG Quality 160 secIn Router 1 BSX via IPX RTE CEE Sms el FING Quick WOsecInte T Efficient Di D lt m D Step 3 Move and Edit Map Items As soon as you have added an item to the map you can modify it as follows Sensor Packet Sniffer 1 2 days Local probe Probe Device EI ZS BH o CH o o o o CH o o o o o Q Q Q Q Q 2 Q Q Q Q Q 2 0 o o N 0 o o oo N N o CH CH Si ke N CH CH CH ke CO CO am an A g am am CH CH o CH ei Kei Ke Ke _ Kal Kal Kal N N N N E Ei o E EI E o e o Ei Ei Ei CH CH CH CH CH CH CH CH CH CH CH CH m Downtime
42. 82 MySQL 54 N NET SEND 84 87 NetFlow 53 57 network broadcast 60 84 87 Notification 22 60 84 87 8 100 19 96 O Operating System Requirements 6 Oracle SQL 54 P Packet Sniffer 51 Packet Sniffing 51 57 Page Header 29 pager message 60 password 82 88 PDF 72 PING 56 placeholders 86 POP3 56 port 56 87 88 92 POST 49 Powershell 56 Priority 24 probe probe access key probe connection Probe Server Admin Tool Probes 21 Proxy 49 PRTG Traffic Grapher V6 PS1 56 105 Public URL 65 Q Quick Search R RDP 56 Remote Desktop Protocol remote probe 19 96 Remove PRTG 13 Reports 23 72 Requirements 6 Root Group 38 28 29 19 20 87 88 92 96 87 88 92 87 88 92 92 8 100 56 2008 Paessler AG Index 109 ae samba 55 Scheduled Reports 72 schedules 22 83 Search Box 28 29 Security 79 103 Sensor 42 46 48 49 51 53 54 56 57 Sensor Intervals 86 Sensor Setup 38 Sensors 20 21 39 server 56 service control 88 92 Setup 8 82 share 55 Sharing Monitoring Data 65 sitename 86 smb 55 SMS _ 60 84 87 SMTP 56 84 87 SMTP Relay 84 87 Sniffing 51 SNMP 46 57 103 SNMP Helper 46 103 SNMP Library 46 Software Requirements 6 Sound 60 84 87 SQL 102 static images 82 Status Bar 29 Storage 102 System log 60 System Requirements 6 System Setup 82 86 87 system tray 34 STE Tabs 28 29 Timezone 82 Todo delivery 86 Todos 23 77
43. AG User Interfaces 33 e Multi Edit Some lists offer a column of checkboxes As soon as you select one or more checkboxes an additional menu will offer functions that will be applied to all items in the lists whose checkboxes have been selected Here is a sample screenshot of this menu Multi Edit Menu Check Now Pause Resume Favorite No Favorite keke week khkk khkk kkkkk Delete 5 5 Monitoring Status Information Available Through the Web Interface As soon as the monitoring system is running PRTG provides a wealth of information about the current status of the system A sensor s status is shown by of the following messages and colors e OK Green Sensor is running well measured values are OK e WARNING Yellow Sensor is slow or the measured value is below above a user defined warning threshold e ERROR Red Sensor can not be monitored e g device is down or the measured value is below above a user defined error threshold e PAUSED Blue Sensor has been paused by the user or due to a dependency or schedule UNUSUAL Orange Sensor is running well but recent values are unusually high or low PRTG calculates this by applying statistical analysis on the recent measurements and the historic data of a sensor e UNKNOWN black Sensor has not been checked recently e g shortly after starting the program or when the associated probe is unavailable The web interface provides i
44. CPU Load 3 Probe Device 3G Local probe Disconnected Add M Disk Free a Probe Device 5G Local probe Disconnected Add if Memory Free Probe Device 3G Local probe Disconnected Add Probe Health Probe Device 5G Local probe Disconnected Add 1to9 of 9 You can enable individual channels of a sensor using the checkboxes Use the Delete links to remove a sensor from the report To add more sensors to a report choose one from the list of all sensors in the lower half and click the Add link To find a specific sensor either use the paging function of the table or enter a search term in the search box and click Search Step 3 Run the Report Interactively or wait for the Schedule Click on the Run Now tab to run the report now Run Now Stored Reports Settings Sensors and Channels Comments Run Report Report for EE Current Period This month 01 05 2008 31 05 2008 Choos d to run the report for Previous Period Last month 01 04 2008 30 04 2008 Specific Interval 01 05 2008 31 05 2008 EN Processing View Report as HTML Create and store PDF file You will receive a ToDo when report has been created Create PDF file store it and send by email email address is preset to Select the desired settings an click on Run Report e HTML Reports will be shown immediately e PDF reports will be created in the background and you will receive an email with a Todo when the report is finis
45. Ist to 20th of the current month or previous period i e a monthly reports always cover the full previous month e Sensors Select the sensors for the report note If you have more than 500 sensors you can not add sensors while creating the report you must add them later e Schedule You can create reports for manual on demand use or for automatic generation every hour day day of week day of month or a specific date e Processing PRTG can email the report to an email address save the PDF file to disk or both If you choose automatic processing you will receive a Todo email every time the report is run 2008 Paessler AG Todos Todos 77 11 Todos Todos To Dos are PRTG s way to hand over tasks to you as the administrator when an event occurs that PRTG can not handle without attention You will see a new Todo whenever any of the following situations arise e The auto discovery has discovered a new device and has created new sensors and you should acknowledge them e A probe which was not connected before has connected and this new probe must be acknowledged by the administrator e PRTG s built in check for new versions has found that a a new version of the software is available from Paessler e A PDF report has been created and is now ready for review e A critical situation has shown up on the server system e g system runs out of disk space licensing issues etc Whenever a new
46. Sensors based on the HTTP Protocol e SNMP Sensors based in the Simple Network Management Protocol SNMP e WMI Monitoring of Windows systems through Windows Management Instrumentation WMI etc e Internet Protocols Various sensor types for services used on the Internet PING PORT FTP DNS RDP e Mail Servers Sensors for mail servers SMTP POP3 IMAP e SQL Servers Monitoring of SQL Servers MySQL MS SQL and Oracle e File Servers Monitoring of File Servers NASs etc e VMware Servers Sensors for VMware ESX Servers e Custom Sensors Various sensortypes that enable you to define your own sensor scripts SNMP Sensors Types The Simple Network Management Protocol SNMP is the most basic method of gathering bandwidth and network usage data How SNMP Monitoring works It can be used to monitor bandwidth usage of routers and switches on a port by port basis as well as device readings such as memory CPU load etc e oe Se Q Q 2008 Paessler AG Sensor Types 47 When this technology is used PRTG queries the devices e g routers switches and servers for the traffic counters of each port with quite small data packets These are triggering reply packets from the device Of the three methods this option creates the least CPU and network load Reasons To Choose SNMP Monitoring SNMP is the most commonly used method mainly because it is easy to set up and requires minimal ban
47. Server Core Server Memory Usage Administrator License Log About PRTG Core Server Service Install Uninstall Start Stop Under the Service Control tab you can install uninstall as well as start stop the core service Log Web Server Core Server Memory Usage Administrator License Service Control Log About View Today s Web Server Log View Core Server System Log Open Log Folder E 15 04 2008 15 47 38 15 04 2008 15 47 38 PRTG Network Monitor 7 0 0 620 expires 15 05 2008 15 04 2008 15 47 38 PRTG Core Server starting on POP 15 04 2008 15 47 38 Edition Enterprise Unlimited Edition licented for Paessler AG NFR 000017 ZY67XT 15 04 2008 15 47 38 System Path C Programme PRTG Network Monitor 15 04 2008 15 47 38 Data Path C Dokumente und Einstellungen All Users Anwendungsdaten Paessler PR 15 04 2008 15 47 38 Starting webserver For IP 0 0 0 0 80 URL http 127 0 0 1 15 04 2008 15 47 38 Starting Core Server PRTG Network Monitor 7 0 0 620 expires 15 05 2008 Enter 15 04 2008 15 47 38 Loading Configuration File C Dokumente und Einstellungen All Users Anwendungsde 15 04 2008 15 47 38 This beta version will expire on 15 05 2008 ID 1000 15 04 2008 15 47 39 Loading Configuration File OK 1x probe 2x group 1x device 8x sensor 2x usergrc 15 04 2008 15 47 39 PRTG Core Server Ready Under the Log tab you can view the current day s web server log the core server system logs
48. The following table shows the differences between PRTG s four methods available for bandwidth monitoring WMI SNMP Packet Sniffing Netflow Setup Medium Easy Easy to Complex Can be complex depending on filter e g the switch rules used must be configured Traffic can be No No Yes Yes filtered 2008 Paessler AG 58 PRTG Network Monitor 7 User Manual gt M_e Packet Sniffing Differentiate bandwidth usage by protocol or IPs PRTG can show Toplists Top Talker Top Connections Top Protocols Filter bandwidth usage by physical network port Monitor network parameters other than bandwidth Higher depends on Higher depends the amount of traffic on the amount of traffic None except when __ Depends on the bandwidth usage monitoring switch traffic of monitoring ports are used 2008 Paessler AG Notifications 60 PRTG Network Monitor 7 User Manual Notifications Notifications are used to send alerts to the user whenever PRTG discovers a defined state such as slow or failing sensors or when thresholds are reached You can define an unlimited number of notifications allowing to use one or more of several communication channels like email pager SMS messaging Instant Messenger notification execute program EXE file batch file or HTTP request Network Broadcast NET SEND play a soundfile and Windows event log entries Notifications can be
49. Todo is created by PRTG the administrator user will receive an email asking to take care of the issue you can disable this automatic email in the system settings Todos remain in the list until they are acknowledged by clicking on acknowledge Click on Todos in the main menu to see a list of all Todos ToDos Refresh Menu Home gt ToDos Help ToDos EI Whenever PRTG comes across and event or monitoring object that needs your attention it will add an entry to this list H 4 1to5 of 339 gt Object Status Priority Date Time Message Links beaker paesslergmbh de Autodiscovery Device 0 07 05 2008 Autodiscovery Finished for beaker paesslergmbh de Please Acknowledge Template s Applied 15 30 06 acknowledge 1 new sensor s Device Templates Generic Device Please Acknowledge SNMP enabled c PIP 10 0 0 239 Autodiscovery Device 0 07 05 2008 Autodiscovery Finished for PIP 10 0 0 239 Please acknowledge Acknowledge Template s Applied 15 28 14 5 new sensor s Device Templates Generic Device SNMP Please Acknowledge enabled csiterastationl paesslergmbh de Autodiscovery Device 0 07 05 2008 Autodiscovery Finished for terastation1 paesslergmbh de Acknowledge Template s Applied 15 27 51 Please acknowledge 1 new sensor s Device Templates Generic Please Acknowledge Device SNMP enabled lt ROWLF 10 0 0 229 IS Autodiscovery Device 0 07 05 2008 Autodiscovery Finished for ROWLF
50. abs for other objects Overview Page for Groups Devices and Sensors Have a look at the following three screenshots showing the Overview tab of a group a device and a sensor 2008 Paessler AG User Interfaces 31 Group Root a Pase Menu Device Probe Device Edit paure Delete AddSensor Menu ous 2000 5008 Ces top stings Notions comments Ter Overview 48 Hours 30 Das 3550 aums too setinas notations comments ton Group Name Root Device Nome Probe Device 127 0 0 1 Device Frobe Device 48 Hours sensor by State EE Priority DS toca probe Parent robe at piove 27 003 msn Parent Group ai probe 1L27 0 0 1 Root Sensors by State at mi2 otat 5 7 Local probe 127 0 0 probe 127 0 0 1 Sensors Probe Device rem ra iz r Ka D E oe Tate oe EE Message Graph SE SE OK Health 100 zapen ox E E Group 13 devices Lage imi 55ersors Gg eee el ox RE a Group 2 i a Sr al 5min intenal Sey NMSA GOIAZ ane ae go ga anerage or 90 one Si VIE VIE tote Tate oars outs Sous CH High EA mon em con eon usual 5 min intenal aa O T O o O aia Ome Wats gece Gezer el a EES E Wot sie ZS mis Group 3 Zen s SNMP 1000 nen see was H 10 1 4 201 dE SE Bes F sen av 101 4202 in sre g 1 asmo O Sensor CPU Load Eat Pauie Delete Menu Overview theDaia em 30 Day 265 Dor
51. ame for your PRTG website e g My Company Monitoring Please click Next one more time to finish the installation When the installation is complete the computer may ask you to restart the machine to properly complete the installation Although you can choose to reboot later it is strongly recommended to reboot the machine right away to fully complete the installation That s it You can now work with PRTG 2008 Paessler AG Installation 13 2 4 Installation of a PRTG Remote Probe PRTG has two modules that perform the monitoring The core server which handles data storage web server and a lot more plus one or more probes which perform the actual monitoring Please see Multiple Probes and Remote Probes for details 2 5 Uninstallation To uninstall PRTG Network Monitor e Select the Add Remove Programs option from the computer s Control Panel e Select PRTG Network Monitor from the list of programs e Click the Remove button to uninstall the program Or select the Uninstall PRTG Network Monitor icon from the PRTG Network Monitor group in the StartIPrograms menu Note During uninstallation your monitoring data will not be removed automatically After the completion of the uninstallation process of the software please check the PRTG Network Monitor installation folder and delete all remaining files that you do not want to keep Also please check the Documents and Settings All Users Application
52. anan Kaanaa ank aaaea 28 Web Page Overview i T nn a aaa aaar aea M deed 29 Context Men s secr roinaa an EN E AE RE A Re A Ans 31 BC CN 32 Monitoring Status Information Available Through the Web alela EE Coa e fas seec E ece tne Sete oa cen eles scene ces nae suetew T Gacecdieg paced sens tyeceretersententeneteeceveees 33 System Tray Notif ET Zeg eege eege Eeer 34 iPhone User Intermace aaa aaa aa Seegen ege eege eer Eege es 35 Sensor Setup 38 Reviewing Settings of the Root Group ecccescccseeeeeeeeeeeeeeseeeenseeeeeeeeeeseaesesneeeeeeesesnaeseneneneenes 38 Creating Groups Devices and Sensors Manually 39 Creating Devices and Sensors Using the Auto DiSCOVELY cseccseeeeseeeeeeeeesseeensneeeeeeees 42 2008 Paessler AG Contents 3 Part VII Sensor Types 46 UNE TEE NEE 46 2 WMIi Sensors Type euer ce cevececttendeaeenteteedecescuceesceecsenusvecdbeeesce ENEE sant ressens due 48 3 HTTP Sensor Types Eed dE EENS 49 4 Packet Sniffing Sensor TYpeS ssnennnennnnnnnnnnnnennennnneennnnennnnennnes 51 5 NetFlow Sensor LypPeSee si i2 lt c e rr r hen ca saceceece cece EES aana Eaa annaa 53 6 SQL Server Sensor TYpeS ssnennnnnnnnennnnnnnnennnnennnennnnnennnnnennnnennennennnes 54 T File Server Sensor A 55 8 VMware Server Sensor TYpeS sinnnmnmennnnnnennnennnnennennennnnnennnnenennennes 56 9 Other Sensor Ty Pes seed 56 10 Custom Sensor Types An ent
53. ave specified in the core server administrator tool above Note If the core server resides in a NAT ed network behind a firewall you must edit your firewall NAT settings and supply the external mapped IP address e Port Please enter the same port number that you have set up in your Core Server above You can edit the access keys on the server through the web interface Choose SetuplSystem Setup from the main menu of the web interface and you will see this screen System Setup Edit Refresh Menu Home gt Setup Webserver Probes Notifications History Probe Connection Settings Access keys 630BFOFF 44BC 4779 8357 85B177A592D3 Allow IPs any Enter all IPs that are allowed Deny IPs Enter all IPs that are not allowed You can enter one or more access keys in the web interface one for each probe is recommended and the exact 2008 Paessler AG Technical Topics 99 same string must be entered into the probe s setup otherwise the core server will not accept a connection By default PRTG accepts connections from any IP Using the two settings you can make your configuration even more secure especially by only allowing authorised IPs Simply enter these IPs in the Allow IPs setting If you ever need to hard block a probe from a specific IP please enter the IP in the Deny IPs settings When you are done with the probe setup the probe service is started automatically and the it tries to connect
54. be stored in the database The EXE s exit code has to be one of the following values 0 ok 1 warning system error e g a network socket error 3 protocol error e g web server returns a 404 4 content error e g a web page does not contain a required word e e e e e N If the EXE does not return control to the PRTG process it is killed as soon as the timeout value set for this sensor is reached You can test the EXE file you want to use for the sensor very easily on the command line cmd exe Simply start the EXE file and pipe the results into a file e g sensorexe parameter gt result txt The results are then written into the file result txt and you can check the results with notepad or any other text editor DLL sensors Every time the sensor is to be checked the selected DLL file is called The DLL must export one function function perform para msg pchar integer stdcall para and msg are zero terminated strings The allocated buffer for msg is 255 bytes the DLL must make sure that fewer bytes are returned Msg must be in the following format value message Value has to be an 32 bit integer and will be used as the resulting value for this sensor e g bytes milliseconds etc message can be any string and will be stored in the database The integer return value of the perform function has to be one of the following values 2008 Paessler AG 106 PRTG Network Monitor 7 User Manual
55. bserver Probes Notifications SMTP Delivery SMTP Delivery Mechanism C Automatic uses MX records for direct delivery recommended g Via SMTP Relay Server recommended inside LANs NATs Sender E Mail support paessler com En Sender Name System Admin HELO Ident prtg_network_monitor SMTP Relay Server SMTPserver SMTP Relay SMTP Port 25 SMTP Relay Authentication No authentication is required Use the default username and password authentication SASL authentication is required Merge notifications if more than 3 Maximum number of merged 50 ximum numb tions that are notifications merged into on Note It is important to understand that in order to use instant messaging for notifications you always need two accounts One account that sends the messages and another one that receives the messages This page allows to define the following information in detail SMTP Delivery Here you can define the SMTP delivery mechanism either use PRTG s automatic relay or define your own SMTP server as well as all relevant information for email forwarding If you select to define your own SMTP server you will need to provide your server s information including the server itself use either IP address or DNS name the SMTP port as well as the relay authentication type standard or SASL If you require authentication username and password need to be provided Furthermore it is possible to define when PRTG should s
56. ch this user group can not see or edit the specific notification e Read This user group has read access to the notification The group can see but not edit the specific notification e Write This user group has read and write access to the notification The group can see and edit the specific notification e Full This user group has read and write access to the notification plus it can assign notification access rights to other user groups 2008 Paessler AG 86 PRTG Network Monitor 7 User Manual 13 4 First you can enter a name for the notification and you can set the user group rights e g if you want to enable or disable the use of a specific notification by some users Using the checkboxes you can activate various methods of notification For each method you must enter the receiver address Optionally you can also change the notification texts the available placeholders are explained on the right Note For notifications with instant messengers it is important to understand that in order to use instant messaging for notifications you always need two accounts One account that sends the messages and another one that receives the messages Important For most notification methods you must enter the sender information in the System Setup Notifications screen System Setup Web Server Under the Web Server tab it is possible to define specifics relevant to the web server Webserver Probes
57. current monitoring status on the map You can define any number of maps and use them to create a NOC Dashboard an overview of the network status for your Intranet a webpage with the graphs of your most important sensors and more By using the Public Map feature you can provide others with URLs to a map so they can view the data without the need for a user account Read more about maps Todos Whenever PRTG comes across an event or monitoring object that needs the administrator s attention it will add an entry to the Todo list and send an email to the admin user Todos are created when e anew device or sensor has been created by the auto discovery process and should be acknowledged by the 2008 Paessler AG 24 PRTG Network Monitor 7 User Manual 4 6 4 7 user e anew probe connects to the Core and must be acknowledged e anew version of the software is available e anew report is ready for review e and a few other situations such as when the system runs out of disk space licensing issues etc Read more about todos Priorities and Favorite Sensors Priority You can specify a priority for each object in the sensor tree shown with 1 star for the lowest priority to 5 stars for the highest priority By default PRTG sensors are sorted first by priority and then alphabetically by name in lists like Alarms or Sensors The default priority is three stars so you can
58. defined Add Volume Trigger Threshold Trigger s Threshold Triggers are flexible means of sending out notifications when certain values are measured by a sensor Channel Condition Value Latency isec on Notification Off Notification no triggers defined Add Threshold Trigger Save Cancel You can add as many triggers of each type as desired e g one trigger for DOWN events and another one for UNUSUAL events Click on Add Trigger fill out the edit fields and click on Save When editing triggers you will see the following settings e Latency Latency is used to defer a notification for a specified time e g to give a server or service the chance to recover from failure or to avoid being spammed with notifications just because a data line was offline for three seconds For example if you set the latency for a trigger to 60 seconds the notification will also be sent if the failure situation remains active for 61 seconds e On Notification This notification will be sent when the trigger becomes active e g a sensor goes down for a state trigger with condition down e Off Notification This notification will be sent when the trigger becomes inactive e g a sensor goes up for a state trigger with condition down Escalation Notifications If an error situation remains unsolved for some time it is a good idea to send additional notifications e g with a more aggressive recip
59. dministration 85 Clicking on any particular notification will direct you to the its configuration page You can add a new notification by clicking on the Add new notification button Use the Delete link to remove any particular notification or use the Test link to test any particular notification The edit page looks like this Edit Notification Menu Home gt Notifications gt new object Basic Notification Settings Notification Name Notification J The name of the notification Access Rights User Group Access User Group Rights is object for user groups fight given on a parent PRTG Administrators Full ights are inherited to chiid PRTG Users Group None e L v Send Email Email Address SE esitename device name status down P message Message This email was sent by sitename D your network monitoring system running at home E An event occured that you wanted be notified about Number Message P sitename device name status down P message P _ Send MSN Message _ Send Yahoo Message Send AIM Message _ Send SMS Pager Message You can also assign user group access rights as pertains the selected notification The following rights can be assigned e None This user group has no access to the notification whatsoever As su
60. dwidth and CPU cycles If your network devices support SNMP and or if you want to monitor large networks with several hundred or thousands of sensors we recommend you start with SNMP Besides network usage monitoring another well known feature of SNMP is the ability to also watch other network parameters such as CPU loads disk usage temperatures as well monitoring many other readings depending on the device Network issues In order to use SNMP for monitoring purposes it is imperative that UDP packets are allowed to travel from the machine running PRTG to the device you want to monitor and back which is usually the case in LANs and Intranets This is not usually the case for Internet connections DMZ and WAN connections and some changes to the traversed firewalls may be necessary Keep in mind that SNMP V1 and V2c are not secure protocols and should not be used across the Internet or insecure data connections Only SNMP version 3 supports encryption SNMP Sensors Types The following sensors use the Simple Network Management Protocol supports SNMP V1 V2c and V3 e SNMP Traffic Supports monitoring bandwidth bits s and volume bytes as well as the number of packets and errors via SNMP for a port or a network card on PCs servers switches firewalls printers e SNMP Custom Monitors one specific OID supplied by the user SNMP Helper SNMP Helper enables you to monitor thousands of performance counters on Windows systems SNMP He
61. e too setings Notations comments meow Sensor Name TH CPU toad pe Ortena WMI CPU Load 160 se Tast Message oe last Rasut 1 Lait Sean 06 05 2008 17428 17 sec 290 eg Last Up 06 05 2000 473231 5 Lol probe Probe Der Last Down A uptime Downtime Uptime Downtime Total Uptime Coverage since nirman t Hu Channels usa Tasi valve Toar D You can see that all three share a common layout e On the upper left you have the object s name basic settings and sensor status e Below that there is a list of child objects devices for a group sensors for a device and channels for a sensor e On the right there are three or four graphs showing recent history To zoom into a graph simply click on it or choose the appropriate tab For sensors you will see four graphs that show all channels of the sensor for the last 48 hours last 30 days and last 365 days plus a live graph For groups and devices there are three graphs that show the alarms CPU load index traffic index and response time index explained above for the last 48 hours last 30 days and last 365 days 5 3 Context Menus Although context menus may seem unusual for a web based application they are the key to user interface s ease of use Almost all objects that appear as links in the user interface will show a context menu when your right click them Here are three sample context menus for group device and sensor They are si
62. e None User can not see or edit the object The object does not show up in lists and in the sensor tree unless a child object is visible to the user then the object is visible in the sensor tree yet not accessible e Read User can see the object and review its monitoring status e Write User can see the object review its monitoring status and edit the object s settings except for group access settings e Full Same as Write but the User can additionally control the group access settings A user can only add and delete objects if the user has Write or Full access to the parent object You will see an additional checkbox for groups and devices Revert children s access rights to inherited If you select this box the access right of all child objects will be reset to inherited which actually deletes all individual right settings for the underlying objects This is the quick way to reset all access rights and should be used with caution 2008 Paessler AG Part System Settings and Administration 82 PRTG Network Monitor 7 User Manual 13 System Settings and Administration The settings for your account the system settings and most of the system administration settings are available from the Setup menu in the web interface Some settings e g web server IP and port and license key are located in the Server Admin Tool and Probe Admin Tool Account PRTG System Admin Refresh Menu Home g
63. e read the information provided in the welcome screen click Next to continue installation From the Select Destination Location window use the Browse button to select a directory in which to install the Paessler SNMP Helper You can also enter the destination location directly in the provided box Once you have chosen your destination location click on Next to continue Once Paessler SNMP Helper is installed the program will prompt you that it needs to restart the machine in order to complete the installation process If you are ready to restart your machine select this option from the 2008 Paessler AG Technical Topics 105 provided menu Otherwise select to restart your computer later Note Keep in mind in order for the Paessler SNMP Helper to work properly your system has to be restarted If you opt to restart the machine later you will need to do so before the Paessler SNMP Helper can be fully put into operation 14 7 Interface Definition for Custom EXE Sensors Every time the sensor is run the selected EXE or DLL file is executed EXE Sensors The string entered in the parameter field of the sensor s settings is placed in the command line The EXE file must send the results to the Standard OUT The data must be in the following format value message Value has to be a 32bit integer and will be used as the resulting value for this sensor e g bytes milliseconds etc message can be any string and will
64. eck Import the import process will run and you will see progress information in the window After the import process has finished please close the Import tool and PRTG 7 will automatically restart e Afterwards and in case you want your old monitoring to be online again restart your IPCheck 5 services on the old system recommended until the imported sensors are all working fine API Application Programming Interface PRTG Network Monitor includes an API that enables access to internal data for external programs This means that you can create your own programs or scripts that have access to information from the monitoring database and are able to manipulate the object database of PRTG The API is HTTP based and uses a set of URLs to access the data Please see the menu item PRTG API in the Help menu for details Data Storage PRTG stores data in four different formats e Configuration data groups devices sensors maps reports notifications etc is stored in an XML file which is automatically backed up into a daily ZIP file every few hours e Historic monitoring data is stored in a specialized file format that has been heavily optimized for this kind of data This file format factors in aspects like speedy access when creating reports and minimizing fragmentation which would usually occur for files that steadily grow by small chunks and is far better for this type of application than SQL servers e Todos and log entries are s
65. ectory traversal attacks PRTG internal data management is not based on a SQL server so SQL injection attacks are impossible User accounts require a password Passwords that are stored internally are always stored encrypted Script files for sensors and notifications can not be edited inside the web interface user must have access to the file system of the probe system to edit them this avoids that somebody who is able to access the web interface actually injects and runs malicious scripts on the PRTG system 14 6 SNMP Helper Paessler SNMP Helper enables PRTG to collect in depth performance information from Windows servers and workstations Up to several thousand PC parameters and performance counters can be monitored with just a few mouse clicks SNMP Helper License Options There are three different available variations e Freeware Edition Supports monitoring of memory disks network and processors and comes free with the PRTG installer e Pro Edition Adds more than 2000 performance counters for servers and workstations running Windows 2000 XP or 2003 e Pro Extensions Are available for in depth monitoring of MS Exchange Server MS ISA Server MS SQL Server and MS Biztalk Server Fully Integrated Into PRTG Simply install SNMP Helper on Windows 2000 XP or 2003 systems and you can monitor numerous performance counters using PRTG simply by adding new sensors PRTG provides built in support for the additional counters
66. ensor Homepage Live Graph 2 hours T Mobile G 16 00 gt T Mobile T Mobile B 16 12 _ _ ki Graphs History Date Time Status Message Sensor Homepage Live Graph 2 hours Hierger Paessler Servers via Nuremberg www paessler com 8 15 2008 3 01 17 AM Unusual 985 ms Loading Get unusually high 5 min interval average of 8 15 2008 2 41 17 AM Unusual 3 163 ms Loading time is unusually high 8 15 2008 2 39 17 AM Up 1978 ms 12 649 ms Loading time is 8 15 2008 2 38 28 AM Waming above the warning kmit of Downtime Loading time ms 2 500 ms 2 8 8 3 5 g 3 06 30 kd 3 E 88 8 8 8 Sensor Homepage 2 days 11 hour interval average of Paessler Servers via Nuremberg www paessler com 8 15 2008 1 01 13 AM Unusual 805 ms Loading time is f unusually high 5 min interval average of 8 15 2008 12 41 13 AM Unusual 1 315 ms Loading time is unusually high 8 ss ss ss Ss 5 min interval average of O 5 N e S 8 14 2008 8 21 27 AM Unusual 1 371 ms Loading time is Saaz zz ma unusually high 8 8 8 8 8 8 8 8 8 14 2008 8 17 48 AM Up 763 ms Sensor Homepage 30 days 8 14 2008 8 17 48 AM Waming Connection t s ped out Socket Paessler Servers via Nuremberg www paessler com weng 1 200 f 10 3 984 ms Loading time is 1 000 8 14 2008 8 16 30 AM Waming above the warning Smit of E s04 Os g 2 500 ms Es 0 Simply point the Safari browser of your iPhone to the URL https your_prtg_server iphone and you will see the
67. er in this field If your SQL server uses the default value of 1433 or is configured for dynamic port settings leave this field empty Notes for Oracle SQL Sensors Supports Oracle 10g 9i 8i and Oracle 7 requires default TCP Port Setting 1521 Interface Oracle offers two possibilities when connecting to the server either through direct TCP IP communication SQL NET or via the Oracle Client Interface OCT Select the one you want to use for this sensor Port Under SOL NBT you need to supply the TCP IP port for the connection in this field Usually the default value of 1521 is correct With an OCI connection the setting of the port property is ignored Notes for MySQL Sensors Supports MySQL server 5 0 4 1 4 0 and 3 23 7 7 File Server Sensor Types In order to monitor file servers you can use the following sensors WMI Disk Space This sensor type monitors free disk space via WMI see WMI Sensors Types WMI File Monitors a file via WMI see WMI Sensors Types Share Disk Space Monitors free disk space of SMB shares Windows Samba File Monitors a file s existence size and age and also discovers changes to the file Folder Monitors a folder s existence as well as the number of files and their ages sizes and also discovers changes to the folder s content 2008 Paessler AG 56 PRTG Network Monitor 7 User Manual 7 8 7 9 7 10 VMware Server Sensor Types With PRTG you can monitor t
68. erence http msdn microsoft com en us library aa394572 aspx See also Bandwidth Monitoring Sensor Type Comparison 7 3 HTTP Sensor Types The HTTP protocol Hypertext Transfer Protocol is most commonly used for the World Wide Web Web browsers request web pages graphics etc from web servers using this protocol Common Parameters include e URL the URL address of the web page to monitor including the leading http e Mode the HTTP request mode to use GET POST HEAD e POSTDATA the data part when using the POST method 2008 Paessler AG 50 PRTG Network Monitor 7 User Manual For simple web pages simply enter the URL with http at the beginning and keep the default mode selection of GET If you want to monitor a URL for a POST form you must select the POST method and enter the POSTDATA The HEAD method only requests the HTTP header from the server without the actual web page Although this saves bandwidth since less data is transferred it is not recommended because the measured request time is not the one experienced by your users and you might not be notified for slow results or timeouts Note If your network requires a proxy for HTTP requests or the URL requires authentication you must use the HTTP Advanced Sensor Bandwidth Issues and Log File Analysis Issues Important Keep in mind that the HTTP sensor can create substantial bandwidth load since it is one of the sensors that trans
69. es Before remote probes can connect to a core server you must edit the relevant settings in the core server administrator tool which you can find in PRTG s Start menu group Web Server ic Memory Usage Administrator License Service Control Log About IPs for Probe Connections Use all IPs for probe connections Localhost only 127 0 0 1 no remote probes Specify IPs for probe connections 127 0 0 1 is automatically active as it is needed for the local probe V 10 0 0 202 169 254 101 205 Port for Probe Connections 23560 vj Standard 23560 Path for data files C Dokumente und Einstellungen All Usersy nwendungsdaten Paessler PR n JV Use Compression Note Please copy your PRTG data files fo the desired location SEFORE changing the path here Revert to default path Be default a core server only accepts connections via localhost 127 0 0 1 which means that only the local probe can connect This is the most secure setting In order to allow external probes to connect you must check Use all IPs or Specify IPs and select one of the IPs of the server You can also specify the TCP IP port number When you are done click OK to save your settings The core server process will be restarted so that the changes take effect Step 2 Setting up Remote Probes There are two options to install a remote probe 1 Run the normal PRTG Network Monitor
70. f e Autofolding Settings for the Sensortree PRTG tries to keep the page size for the pages with the sensor tree small by automatically folding groups and devices with many items In these fields you can define how many groups devices or how many sensors maximum are to be shown before the specific branch is reduced folded e Account Control These fields allow you to define to what group s the user in case belongs to among other defining the user s access rights Non admin users can also be set to active or inactive by selecting the respective radio button available for the admin only 13 2 Account Settings Schedules Under Schedules users can define a timetable that can be used to pause monitoring for groups servers or sensors based on time and day of week as well as pause the delivery of notifications Overview My Account Schedules Notifications Comments History Using Schedules you can pause monitoring for Groups Servers or Sensors based on time and day of week You can also pause the delivery of Notifications After creating schedules here you can select them on the respective settings pages j 1to8 of 8 Object 7 Links EM Saturdays GMT 0200 Delete tii Sundays GMT 0200 Delete L Weekdays Eight To Eight 8 00 20 00 GMT 0200 Delete ni Weekdays Nights 17 00 3 00 GMT 0200 Delete L Weekdays Nights 20 00 8 00 GMT 0200 Delete il Weekdays Nine ToFive 9 00 17 00 GMT 0200 Delete
71. f the Group Tags Enter a list of comma separated tags case insensitive for filtering purposes y Inherit Credentials for Windows Systems from parent object Group Domain or Computer Name lt empty gt Username lt empty gt V Inherit Credentials for SNMP Devices from parent object Group SNMP Version V1 SNMP Port 161 SNMP Timeout s 5s Continue gt Cancel Enter a name for the new group optionally review the Windows and SNMP connection settings and then click Continue Creating Devices To create a new device right click a device and select Add Device from the context menu Add Device to Group Group 1 Device Name and Address Device Name Device 6 Ip Address DNS Name nycompany com Tags terms associated lassification Device Type Sensor Management Manual No Autodiscovery automatic Device Identification Standard recommended Automatic Device Identification Detailed may create many sensors Automatic Sensor Creation with specific Device Template s d on PING SNMP be used in LANs and is N connections E Inherit Credentials for Windows Systems from parent object Group Domain or Computer Name lt empty gt Username lt empty gt Ei Inherit Credentials for SNMP Devices from parent object Group SNMP Version V1 SNMP Port 161 SNMP Timeout s 5s Continue gt
72. fers many bytes per requests sometimes 1000 times more that a simple ping So choosing a URL that only provides a small HTML page in return is recommended if you have to pay for the bandwidth either for your connection or for your web server This is certainly not a major problem in most LANs and Intranets but bandwidth usage should always be monitored Requesting a 25kb web page with an interval of one minute creates a traffic of 36MB per day or more than one Gigabyte per month Also keep in mind that the monitoring requests will show up in your web server log analysis one month of monitoring with a one minute interval will create 43 200 requests You should filter out the requests from PRTG when analyzing log files Filtering can be done based on the IP address of the server running PRTG or by filtering requests from PRTG s browser agent Mozilla 5 0 compatible PRTG Network Monitor Vxxxx Windows HTTP Sensor Types PRTG offers the following HTTP based sensors to monitor web servers e HTTP Monitors a web server via the HTTP protocol HTTP Advanced Monitors a web server via the HTTP protocol with various advanced settings e g to check the content of a web page or to use authentication or a proxy server e HTTP Transaction Monitors a web server using a set of URLs to monitor whether logins or shopping carts are working fine You must supply a series of URLs GET and or POST requests including the parameters to monitor a transact
73. for each CPU for a multiprocessor system You will also see a level for Probes in the hierarchy All groups devices sensors that are configured below a probe will be monitored via that probe see Multiple Probes and Remote Probes Here is a sample configuration 2008 Paessler AG Basic Concepts of PRTG Network Monitor 21 4 3 Root 3 Local probe 127 0 0 1 Probe Device Probe Health zl CPU Load mi MemoryFree W Disk Free 100 2 27 38 M Ethernetadapt dl MS TCP Loopt 81 kbit s 5 kbit s ist Group Group 1 13 devices zl 47 Sensors M 6 Sensors Group 2 VMS4 10 1 4 210 zl PING 17 001 N zl 002 AN zl 003 N Oms 188 kbit s O kbit s O kbit s i 65541 N 48 kbit s Group 3 SNMP 1000 PING 12 zl SMTP 3 10 1 4 201 Oms 125 ms SNMP 1000 zl PING 13 mi SMTP 4 10 1 4 202 lms 125 ms Inheritance of Settings The hierarchical list is not only used to group sensors to organize them there is also an important aspect involved that we call Inheritance To ensure administration is quick and easy especially for large monitoring setups certain settings are inherited from the overlying level For example you can change the monitoring interval for all sensors by editing the interval setting of the topmost root group You can override this inheritance on any level of the hierarchy by setting a different value for a specific group device sensor Then again all objects bel
74. he components you want to install clear the components you do not want to install Click Next when you are ready to continue Full installation v PRTG Network Monitor Core Server Full Installation 48 1 MB PRTG Network Monitor Remote Probe Installation Only 7 3 MB Current selection requires at least 48 7 MB of disk space www Daessler cor Simply accepting the suggested settings should be perfectly fine for a typical installation Only if you want to install a remote probe please choose the respective radio box see Multiple Probes and Remote Probes As soon as you click Next the necessary files will be copied to your disk and a dialog asking for your license type will appear 2008 Paessler AG Installation Welcome to PRTG Network Monitor This easy to use bandwidth and asset monitoring application for computer networks is available in three editions please choose the one that best fits your needs Use the Freeware Edition This edition may be used for free for personal or commercial use It is limited to monitoring only up to ten 10 sensors and a minimum interval of one minute Run the Free Trial Edition or the Starter Edition Do you need more monitoring power The Trial Edition gives you unlimited use for 30 days so you can test whether one of the commercial editions is right For you Request a free Trial Key Note If you have a Starter Edition key please choose this opt
75. he name of the database or the path of the database can be entered in order to access the database information User and Password provide the username and password to login to the database SQL Expression provide an expression to fetch data When a cursor is returned only the first row will be fetched Result Set select this checkbox if your SQL expression returns a result set Then the value of the first column in the first row of the result set is used as the return value of the monitoring request e g will be compared to the limits Otherwise the number of affected rows is regarded to be the return value of a monitoring request Notes for MS SQL Sensors Supports SQL Server 2005 SQL Server 2000 SQL Server 7 and MSDE requires OLE DB installed on the machine running the PRTG probe that accesses the server Instance Name This holds the name of the instance if you want to connect to a named instance otherwise this field should remain empty Note Sometimes you will see connection strings like SQLSERVER SQLINSTANCE in database clients The first part is the server name configured under the general server settings The second part refers to the instance name mentioned above NEVER enter the string in the instance field of the sensor setup page in this form merely provide the second part without the backslash Port If your SQL server runs the instance at a different static port than 1433 you can define the port numb
76. he vital parameters of VMware host servers and the virtual machines running on them Sensor types are e VMware ESX Host Server Monitors a VMware ESX Host Server e VMware Virtual Machine Monitors a single Virtual Machine While the ESX Host Server sensor only works directly with an VMware ESX 3 x server as its parent device you can use the virtual machine sensor in two ways e Use it to directly communicate with a VMware ESX 3 x Host Server to monitor virtual machines running on this server e Use it to communicate with a VMware Virtual Center installation to monitor all virtual machines managed by this virtual center Only this option supports virtual machines running on VMware Server 2 x and virtual machines that are under control of VMware s VMotion feature For VMware sensors PRTG needs an administrator login for the host server s You can enter these credentials in the VMware Credentials section for the parent device or group The sensors will then inherit these settings Notes Due to performance limitations we recommend to keep the number of VMware sensors querying the same virtual server and using the same user account below 20 If you have more sensors you should use two or more user accounts or your should distribute the sensors across multiple probes VMware is a registered trademark of VMware Inc Other Sensor Types The following sensor types allow to monitor various TCP and UDP based services e PING Performs one or mo
77. hed Editing Report Settings To configure a report you must edit the following main settings 2008 Paessler AG Reports 75 e Name Please choose a descriptive name e Template You can choose from the list of available templates There are templates that offer optional data tables besides the graphs You also specify the graph calculation intervals by selecting a template Note You can edit the template htm in the website reporttemplates subfolder of your PRTG Installation Jl lt please select a file gt Graph with Data Table Graph 1 min interval Table 1 min interval Graph with Data Table Graph 5 min interval Table 5 min interval Graph with Data Table Graph 15 min interval Table 15 min interval T Graph with Data Table Graph 30 min interval Table 30 min interval _ Graph with Data Table Graph 1h interval Table 1h interval Graph with Data Table Graph 1h interval Table 24h interval Graph with Data Table Graph 24h interval Table 24h interval Graph Only 1 min interval Graph Only 5 min interval Graph Only 15 min interval Graph Only 50 min interval Graph Only 1h interval Graph Only 24h interval List of Sensors with 24h graph e Report Type Please choose between daily weekly monthly or yearly reports Choose Current period for reports that are intended to include the present moment i e a monthly report run on the 20th of the month covers the period from the
78. ient list called Escalation Notifications You can set the latency time to control when escalations are sent and you can also choose to repeat escalation mails every X minutes e Escalation Latency This is the latency time after which escalation notifications will be sent e Escalation Notification The notification that will be sent e Repeat every min If this value is unequal to zero the notification will be re sent at the specified interval 2008 Paessler AG Notifications More e Account Settings Notifications e System Setup Notifications 63 2008 Paessler AG Maps Maps 65 9 Maps PRTG s maps feature is a unique concept that enables the user to create web pages with up to the minute monitoring status information in a customizable layout There are countless possibilities for the implementation of maps For example this feature can be used to e Create network maps with an overlay of status icons for each device on the map e Create dashboard views that can be shown on network operations center screens e Create a quick network overview for publishing on the Intranet allowing at a glance information for management of other employees e Create a custom view of the most important sensors in your monitoring setup e Create Top 10 lists of the sensors of a specific group or device Technically a map is a normal web page and consists of the following e an optional bac
79. iled information is included in PRTG s web interface itself in the form of short contextual help texts and hints Also this document is not a technical in depth documentation of file formats APIs and other background information This information is available online on the Paessler knowledge base at www paessler com 2008 Paessler AG Part Basic Concepts of PRTG Network Monitor Basic Concepts of PRTG Network Monitor 19 4 1 Basic Concepts of PRTG Network Monitor There are a number of basic concepts that lay the foundation for the functionality and ease of use of the PRTG Network Monitor Please read this section carefully to make it easier for you to understand how best to use the software Architecture PRTG Core Server and PRTG Probe e e Object Hierarchy Probes Groups Devices Sensors Channels e Inheritance of Settings e Notifications Schedules and Dependencies e e LU Reports Maps and Todos Priorities and Favorite Sensors Default Values Architecture PRTG Core Server and PRTG Probe PRTG Network Monitor consists of two main parts e PRTG Core Server The central part of a PRTG installation is the Core Server that includes the data storage web server report engine and notification system e PRTG Probe A probe performs the actual monitoring It receives its configuration from the Core Server runs the monitoring processes and delivers monitoring results back to the Core Server A C
80. installer on the machine that you want to run the probe on and choose Remote probe installation only 2 Go to the web interface of the Core Server installation go to SetuplDownload download the Remote Probe Installer and run it This option is usually faster to deploy because the file is only a few megabytes At the end of the installation in both cases the Probe Administrator will be started or you can start it manually from the Start menu later and you can enter the settings 2008 Paessler AG 98 PRTG Network Monitor 7 User Manual Probe control Service Control Files Directories About Probe details Name of the probe Reconnect Time Probe on Remote System A 300 5 Server connection Connect to local core server via 127 0 0 1 and port specified below Ze Connect to remote core server via settings specified below Server IP or DNS name Port ji 12 3 4 23560 S Standard 23560 Probe GID 738EC663 259F 4A67 BA77 FF3C29CDBBAB Sek Access Key Confirm Acc Outgoing IP for monitoring requests auto bd The important settings are See Probe Admin Tool for more details e Name of the probe A name of your choice that will be visible in the sensor tree in the web interface e Server Connection Please choose Connect to remote core server e Server IP or DNS name Please enter the server s IP address or DNS name the one that you h
81. ion Purchase or Register a Commercial Edition Choose this option to either buy a license now starting at US 295 or to enter your license key that you have received upon your purchase Please select the proper option and enter the necessary data Afterwards you will see a dialog with some base settings 11 2008 Paessler AG 12 PRTG Network Monitor 7 User Manual Essential Settings for PRTG Network Monitor Administrator Account Login Name prtgadmin D Gr e Email Address Confirm Password PRERE Web Server IPs Web Server Port O Localhost only 127 0 0 1 no external access Standard Web Server Port 80 recommended setting Specify IPs M 10 0 9 35 OHTTPS SSL on port 443 O Specify Port 60 WA Site Info Site Name PRTG Network Monitor WINXPYMWARE Usually the only edit field that you need to look at is the Email Address field Please enter your email address here You may also want to review and edit the following settings e Optionally you can provide a Login Name and Password of your choice the default is username prtgadmin and password prtgadmin Selecting a private password is especially important if you plan to make your PRTG website available on the Internet e Please review the Web Server IPs and Web Server Ports settings In most cases the default values should be fine e Optionally you can enter a custom Site N
82. ion Use the Paessler URL Recorder to build such a URL list see below e HTTP Content Monitors a return value provided by a HTTP request This sensor requests a HTTP URL and parses the result for a value enclosed in brackets value The most common use is to monitor a particular value inside a web server for validity For example if you have a script or CGI running on the web server that merely publishes the free disk space of the server s hard disk or the current processor usage you can actually monitor this value Of course many other usage concepts are possible All sensors support HTTP and HTTPS What it means when the HTTP sensor is up The UP status of an HTTP sensor means that the web server delivers an HTTP result that is correct according to the HTTP protocol and that the URL is available This means that the web server software is up and running but you do not know whether the results are correct e g the webpage can contain error messages So you don t know whether the CGI scripts etc are working correctly or whether for example the database of the web server is ok It is recommended to also check the content of a web page by using the HTTP Advanced Sensor instead of the simple HTTP sensor for added reliability 2008 Paessler AG Sensor Types 51 What it means when the HTTP sensor is down There are numerous reasons for an HTTP sensor to fail Besides normal connectivity problems the most common proble
83. ions choose SetuplNotifications from the main menu Click a name to edit a notification or click on add notification to create a new one 2008 Paessler AG Notifications 61 Edit Notification Menu Home gt Notifications gt new object Basic Notification Settings Notification Name Notification The name of the notification Access Rights User Group Access User Group Rights PRTG Administrators Full v PRTG Users Group None Send Email Add Entry to Event Log Send Network Broadcast NET SEND Send ICQ Message Send MSN Message Send Yahoo Message Send AIM Message Execute HTTP Action Play Sound You can enable one or more communication types by checking the respective checkboxes Then fill out the specific settings for each type Connecting Sensors and Notifications By Creating Triggers A notification is sent by a trigger PRTG supports 4 different trigger types e State Triggers Trigger a notification when a sensor enters an UP DOWN or UNUSUAL state e Speed Triggers Trigger a notifications when a traffic sensor reaches a certain bandwidth limit for a specified time e Volume Triggers Trigger a notification when a traffic sensor has reached a certain volume limit in a specified time e Threshold Triggers Trigger out notifications when certain values are measured by a sensor It is recommended t
84. istoric data remains accessible Enter the number of days to retain historic data for each of the available entries e Unusual Detection Here you can define the sensitivity of the unusual state detection mechanism 2008 Paessler AG System Settings and Administration 87 e Settings from the PRTG Server Administrator program These entries are for your information only These entries can be edited from the PRTG Server Administrator applet under Start PRTG program group see Core Server Admin Tool 13 5 System Setup Probes Under the Probes tab it is possible to define specifics relevant to probes Webserver Probes Notifications Probe Connection Settings Access keys 95F51140 Allow IPs any Enter all IPs that are allowed Deny IPs Enter all IPs that are not allowed e Probe Connection Settings Here you can define access keys as well as allow deny specifics IPs access to the probe s See Multiple Probes and Remote Probes e Settings from the PRTG Server Administrator program These entries are for your information only These entries can be edited from the PRTG Server Administrator applet under Start PRTG program group see Probe Admin Tool 13 6 System Setup Notifications Under the Notification tab it is possible to define specifics relevant to notifications see Notifications 2008 Paessler AG 88 PRTG Network Monitor 7 User Manual 13 7 We
85. key is entered Trial Edition The Trial Edition is intended for evaluation purposes for customers who are interested in purchasing commercial licenses e Can monitor up to 500 sensors e Supports all available sensor types including NetFlow e Shortest available monitoring interval is one second e Temporary license key must be requested from Paessler s website e Trial period limited to 30 days automatically reverts to Freeware Edition afterwards Free trial license keys are available on our website at http www paessler com prtg trial Commercial Editions There are several different licenses of PRTG Network Monitor available to suit the demands of smaller as well as larger customers and organizations 2008 Paessler AG Introduction 17 3 3 e Maximum number of sensors depends on the license 100 or more e Supports all available sensor types including NetFlow e Shortest available monitoring interval is one second To learn more about pricing and feature matrix or to order licenses please visit http www paessler com order About This Document This document introduces the reader to the system concepts of PRTG Network Monitor and explains how to set up the software to achieve the best results You will learn how to plan your monitoring setup how to set up your sensors reports maps and user accounts This document does not explain each and every edit field or button of the user interface Deta
86. kground image a PNG GIF JPG file e g your company logo a graphical view of your network e aset of map items which can include a sensor status icon a graph or a list of sensors You can also specify the size of the map Using the AJAX based map editor you can place the items anywhere on the map and you can also control the size of the items Each map has a unique URL which can be used to link to the map Users who want to access the map either need an account under your PRTG installation or can access a public URL of the map if you enable the Public Map feature Public maps contain a unique access key Map ID in the URL that secure the map from unwanted visitors Sample maps Here are a few sample maps 2008 Paessler AG PRTG Network Monitor 7 User Manual Network Status Internet Connection Sensor 008 Local Are_ 48 Hours Group 1 VISTAX64ULTIMAT Mai 19 14 00 S 8 E 8 Mai 20 14 00 m Downtime m Sum kbit s m Trafficin bit s Traffic out kbit s Fastest PCs Busy CPUs Top 10 Fastest Pings Root a Top 10 Most Used CPUs Root Last Vaive Sensor Device Last Value Sensor Device BEI pop paessiergmbhde 3 E CPULoad Probe Device Oms HE REH E SNMP 1000 10 14 2 3 B Processor WINXPVMWARE MUPPETSHOW win Oms mane 12 E SNMP 1000 10 14 21 3 E CPULoad1 cat6kpaessler de 10 14 254 Cisco Oms sl PING 15 a VMS4 10 14 210 Oms EH
87. ll as the other three standard graphs displayed under PRTG You can reduce memory usage by decreasing the graph time frame and increasing the intervals Administrator License Service Control Log About Web Server Core Server Memory Usage Administrator User Login Name prtgadmin Password ee Confirm Password proe Email Address dp paessler com Under the Administrator tab you can define the login name the password and the email address of the administrator user License Licens Web Server Core Server Memory Usage Administrato service Control Log About Software License License Name Paessler License Key o00015 FFRPIC ZDNUHM UZIGW8 USZMEK G1 1KV2 YVYTMD H77T9N D6HX19 M12ZFP Licensed Edition Enterprise Unlimited Edition Site License Additional NetFlow xFlow Licenses License Keys Netflow Sensors none yet Check Key s Deinstall Key Revert to Freeware Edition Under the License tab you can enter your program license information name and key which will return a license edition value as well as Netflow xFlow add on licenses Once the licensing information has been entered click on the Check Key s button to check and activate the same If you wish to revert to the freeware edition merely click on Uninstall Key 2008 Paessler AG 92 PRTG Network Monitor 7 User Manual Service Control Web
88. logged in the data on the screen is permanently refreshed via Ajax calls so it always shows the current monitoring results refresh interval and method can be set by the user The global monitoring statistics are always shown at the top of the page including number of sensors with an error warning down paused or unusual status plus a graph showing a 2008 Paessler AG 20 PRTG Network Monitor 7 User Manual 4 2 recent history of alarms bandwidth usage CPU usage and speed indices for all sensors Probes The actual monitoring is performed by the PRTG Probe process which runs on one or more computers During installation the so called Local Probe is automatically created by the system Additional remote probes must be created by the user see Multiple Probes and Remote Probes In a single probe installation which is the default setup all monitoring is performed by the local probe After receiving their configuration from the Core system all probes are able to work independently of the Core server for some time e g in case the connection between probe and Core is lost due to connectivity problems The probe automatically reconnects to the Core as soon as it is available again and transmits all monitoring results gathered during the connection loss so no information is lost PRTG automatically monitors the system health of the Core server and each probe in order to discover overloading situations or bad
89. login dialog Enter your credentials and a few seconds later you will see the sensor tree with groups devices and sensors on the iPhone display Tap on a sensor and you will receive a display with detailed information about the sensor recent graphs logfile entries Currently the iPhone interface is read only you can only monitor status More features and functions will be added soon Please keep the following security aspects in mind e You could also use HTTP to connect to your server but encrypted access with SSL HTTPS is recommended in order to keep your password secure e Asan added level of security you could create a user just for your iPhone logins that only has read access for the Root Group or for selected groups that you want to monitor remotely in case you have more than a few sensors 2008 Paessler AG 36 PRTG Network Monitor 7 User Manual 2008 Paessler AG Sensor Setup 38 PRTG Network Monitor 7 User Manual 6 1 Sensor Setup Before starting to create sensors review the Root Group s settings that will be inherited by all other objects see Setting Base Settings for Your Network As soon as this step is completed you can start to create new sensors to monitor your network This can be done either manually or automatically using the Auto Discovery The following sections explain these steps Note If you want to create a multi pr
90. lper agent must be installed on the device see SNMP Helper e SNMP Library SNMP libraries make it easy to create system specific sensors based on MIBs some are included and new ones can be created from standard SNMP MIB files using the free MIB importer tool see below SNMP Version 1 2c and 3 PRTG supports three versions of the SNMP protocol SNMP Version 1 The oldest and most basic version of SNMP e Pros Supported by most SNMP compatible devices simple to set up e Cons Limited security as it only uses a simple password community string and data is sent in clear text unencrypted should only be used inside LANs behind firewalls not in WANs only supports 32 bit counters which is not enough for high load bandwidth monitoring gigabits second SNMP Version 2c Adds 64 bit counters e Pros Supports 64 bit counters to monitor bandwidth usage in networks with gigabits second loads e Cons Limited security same as with SNMP V1 SNMP Version 3 Adds authentication and encryption e Pros Offers user accounts and authentication for multiple users and optional data packet encryption 2008 Paessler AG 48 PRTG Network Monitor 7 User Manual 7 2 increasing available security plus all advantages of Version 2c e Cons difficult to configure It is important to know that if you select an SNMP version which is not supported by the server or device you want to monitor you will receive an er
91. ly configured systems that may distort monitoring results To do this the system automatically creates a number of sensors for each probe to monitor the their system status Local probe 127 0 0 1 Probe Device Mi Probe Health af CPU Load Bj Memory Free W Disk Free 100 2 27 38 M Ethernetadapt el MS TCP Loopt 81 kbit s 5 kbit s It is recommended to keep these sensors but you can optionally remove all except for the Probe Health sensor It measures various internal system parameters of the probe system hardware and the probe s internal processes and then computes a resulting value Values below 100 should be investigated Object Hierarchy Probes Groups Devices Sensors Channels In PRTG Network Monitor the actual monitoring is performed by sensors Each of these sensors monitors one single aspect of a network device For example e one network service like SMTP FTP HTTP etc e the traffic of one port or a network switch e the CPU or memory load of a device e one network card s traffic e one NetFlow device etc Sensors are arranged in a tree like hierarchy to create an easy to navigate list and to give the user the possibility to arrange them in groups that monitor similar devices locations or services Users can create nested groups each group has a number of devices each device has a number of sensors and finally each sensor has one or more channels e g IN and OUT channel or one channel
92. m Setup Notifications Core Server Admin Tool Probe Admin Tool 13 1 Account Settings My Account Under My Account you can change various settings specific to your user account 2008 Paessler AG System Settings and Administration 83 Overview My Account Schedules Notifications Comments History User Account Settings Login Name prtgadmin Username PRTG System Admin Email Address support paessler com Timezone GMT 01 00 Amsterdam Berlin Bern Rome Stockholm Vienna v Password Don t change C Specify new password Auto Refresh Settings Auto Refresh Type Refresh Page Elements recommended Refresh Whole Page C No Auto Refresh Auto Refresh Interval sec 60 This page allows to define the following information in detail e User Account Settings These fields allow you to define the login name the user name the email address for the user the time zone and allows you to set a new password e Auto Refresh Settings Using these fields you can select whether you want the content of your browser to be refreshed automatically or not if you want to merely refresh page elements or the entire page and what refresh interval in seconds you want to use e Web Interface Settings These fields allow you to select the charts display mode select static images for faster graph processing or Flash for increased interactivity You can further select to turn the contextual help on and of
93. milar to any other context menu in a Windows environment 2008 Paessler AG 32 PRTG Network Monitor 7 User Manual 5 4 Details Details Settings Settings Add Group Add Sensor Add Auto Discovery Group Re Run Autodiscovery Add Device Check Now Details Re Run Autodiscovery Delete Settings Check Now Pause Check Now Delete Clone Delete Pause Move Pause Move Priority Favorite Move Priority Favorite Historic Data Priority Favorite Historic Data Tools Historic Data Note If you want to access the browser s own context menu hold the CTRL key down when right clicking Lists Throughout the web interface you will see lists of items which share common features and functions Here are two sample lists sensors and log entries Sensors K 4 1to9 of 3 gt Group Device Sensor Status Message Last Value Graph Priority Fav Group 1 3SQLTESTSERVER lei PING7 Up OK ims i I l holodod ol Group 1 2003SERVERA d PINGS Up OK ims ESSES Group 1 2008SERVERX64 la PING 4 Up OK Oms PAPE Group 1 W3K64 Ie PING3 Up OK Oms shod god Group 1 2008SERVERX86 IMPINGS Up Ok Oms E hits Group 1 2003SERVERB 4 PING9 Up OK ims EE Group 1 SNMP 1000 10 1 4 200 si
94. most installations e Automatic Device Identification Detailed may create many sensors This option is only suitable for small network segments and whenever you want to monitor the maximum number of sensors available e Automatic Sensor Creation with specific Device Template s Choose this option if you do not want automatic device identification and would rather select the device templates manually You will see a list of device templates from which you can select one or more templates Afterwards enter the IP Base the first 3 bytes of the IP Range and the first and last 4th byte of the IP address range As soon as you click on continue PRTG will start the discovery process visible in the sensor tree Devices menu item of the main menu 2008 Paessler AG 44 PRTG Network Monitor 7 User Manual _ Group 5 Autodiscovery in Progress 5 pip paesslergmbh de Add Sensor Autodiscovery 31 pop paesslergmbh de Add Sensor Autodiscovery 25 If you keep looking at this page you will see more and more devices and sensors showing up in the list The Auto Discovery process can take anywhere from 0 1 to 0 8 minutes per IP address depending on the configuration and the network All sensors created by this process will start monitoring immediately and will notify failures as soon as they happen Creating an Auto Discovery Device Creating sensors for just one device using the Auto Discovery fu
95. ms are internal server errors error code 50x and problems caused by an incorrect URL error code 404 page not found Tools Paessler URL Recorder Find out the URLs and the POSTDATA strings that a user sends to a web server while surfing a sequence of URLs useful when setting up HTTP Transaction sensors http www paessler com tools 7 4 Packet Sniffing Sensor Types Packet Sniffing should come into consideration if your network device s do not support SNMP or if you need to differentiate the bandwidth usage by network protocol and or IP addresses How Packet Sniffing works If you need to know what applications or IP addresses are causing the traffic in your network you can use a packet sniffer This will look at every single data packet traveling through your network for accounting purposes e JECCED EER eae PCRGCCCCRR SERS RGR eeeee ULI PRTG can analyze the packets passing the network card of a PC or it can be connected to the so called monitoring port of a switch In order to calculate bandwidth usage PRTG inspects all network data packets either passing the PC s network card shown on the left side or the data packets sent by a monitoring port of a switch right side with its built in packet sniffer Comparing the four bandwidth monitoring technologies provided by PRTG SNMP WMI NetFlow and Packet Sniffing this one creates the most CPU and network load and should thus only be used in small to medium network
96. n depth information for each sensor 4 graphs live data last two hours last 48 hours last 30 days last 365 days 4 data tables one for each graph Current status and error message if available Last measured value for each channel Aggregated uptime and downtime Last good request last failed request Coverage of time monitoring information is available Sensor s editing history which user has changed what settings Sensor activity log User comments 2008 Paessler AG 34 PRTG Network Monitor 7 User Manual 5 6 Current sensor and device status can be reviewed in numerous ways Sensor Tree a hierarchical view with a tree like display of all groups devices and sensors Lists various lists of sensors Alarms a list of all sensors showing an error state a warning state or unusual values Dashboard a quick overview of the most important lists alarms recent log entries favorite sensors status recent todos e Maps You can create your own overviews and dashboards for your monitored network You can review the status of sorted sensors and filtered lists based on various parameters e g sensor type tag device status measured value etc e Various Top 10 lists e Best worst availability e Fastest slowest PING e Highest lowest bandwidth usage e Fastest slowest website e Highest lowest CPU usage e Highest lowest available disk space Graphs for group
97. nction is quite similar to creating an auto discovery group Create a new device by right clicking a group and choosing Add Device from the context menu Device Type Sensor Management D Manual No Autodiscovery i utomatic Device Identification Standard recommended Automatic Device Identification Detailed may create many sensors D Automatic Sensor Creation with specific Device Template s Discovery Schedule Once Enter a name and IP address or DNS name for the device and choose one of the options for Sensor Management described above As soon as you click Continue the device assessment will begin and create the sensors that suit the device 2008 Paessler AG Sensor Types 46 PRTG Network Monitor 7 User Manual 7 1 Sensor Types PRTG offers more than 30 different sensor types for various network services All sensor types have a number of type specific settings plus there are a number of common settings for all sensors Please refer to the help text in the web interface for a detailed description of all other settings Overview of Sensors When creating new sensors you will see the following groups of sensor types Note that some sensor types will show up several times in this list because they fit into more than one catergory e Common Sensors The most common sensor types for network monitoring e Bandwidth Monitoring Monitoring of bandwidth usages e HTTP Web Servers
98. nd 40 sensors have an UNUSUAL status orange The four graphs show the number of alarms as well as three Index Graphs for bandwidth usage request time and CPU usage for all sensors over the last eight hours These graphs are index graphs similar to a stock index The values are based on the readings of all sensors or a group or device and are computed by using statistical computations and by comparing the values to the highest and lowest readings ever recorded For example a CPU Load Index value of 90 means that the average CPU load for all CPU sensors of your current configuration lies at 90 of the highest ever measured CPU usage value Note By right clicking on the PRTG icon on the left you can access the system menu 2008 Paessler AG 30 PRTG Network Monitor 7 User Manual Website Header Area Search Box and Main Menu search_ Home Devices Sensors Alarms Maps Reports Logs ToDos Setup Help Logout 23 New Message s x Navigating through the web interface is performed using the main menu Please take a few minutes to familiarize yourself with all menu items and sub items To search for any monitoring object simply enter the name part of the name an IP address a DNS name or a tag in the search box on the right and hit the enter key A web page with all items that fit the search term will be returned even displaying online help articles Below the menu you
99. nterface PRTG Network Monitor offers a user interface that is optimized for the Apple iPhone This feature enables the user to quickly check the status of the servers and sensors remotely It looks like this il T Mobile 16 12 ki iT Mobile G oi ka T Mobile si T Mobile Bo 16 00 Q http prtg paessler com iphone GH hitp prig paessler com phone http prtg paessler com iphone paessler com iphone ac OW Htpz prtg paessier com iphone http prtg paessler com iphone paessler com iphone PRTG Login Logout iPRTG Sens Refresh Back iPRTG Details Refresh Probe Probe Nuremberg Germany IP Sensor Homepage Welcome to PRTG Worldwide Demo Exchange com on PIP HTTP Advanced 3 2 Group via Nuremberg E ele Group Paessler Servers via Nuremberg Interval 60s Username username Device worpassier om PING shop Last Msg ok OK 143 aes Bess 740 ms Load OK 1922 ms Loa Last Result 733 me Password eeccccece Downloads USA Downloads EU GR 294 me BE Last Scan 8 15 2008 7 12 28 AM 38s ago Device Firewall 1 Pi Last Up 8 15 2008 7 12 28 AM 38s ago OK 1 Average Last Down Device Firewall 2 Res Uptime 100 0000 14d 1h Device www photomelster com Downtime 0 0000 0s PING Websae OK 8 ms Average OK 197 ms Loadt PRTG Network Monitor V7 0 8 1279 expires 4 15 2008 2008 Pacssier AG Device bello morhore e net Graphs Bi ms avere how mena au OF A0 ms oa S
100. o define triggers for notifications on a group or device level Sensors will then inherit these settings see Inheritance of Settings The advantage is that you can change notifications for multiple sensors by merely editing the notification settings on the group level Editing of the notification settings takes place under the notifications tabs of groups devices and sensors 2008 Paessler AG 62 PRTG Network Monitor 7 User Manual Overview 48 Hours 30 Days 365 Days Alarms Log Settings Notifications Comments History State Trigger s State Triggers are triggered when a sensor enter or leaves a DOWN WARNING or UNUSAL state This is the most common reason to send out notifications Condition Lateng isec On Notification Off Notification Esc Lateng isec Ese Notification Repeat every imin Down 60 H Mailto Admin Mailto Admin 300 Mailto Admin 0 Delete Add State Trigger Speed Trigger s Using Speed Triggers you can send out notifications when a traffic sensor reaches a certain bandwidth limit for a specified time Channel Condition Value Seale Time Latency sec On Notification Off Notification no triggers defined Add Speed Trigger Volume Trigger s Using Volume Triggers you can send out notifications when a traffic sensor has reached a certain volume limit in a specified time Channel Value Scale Period On Notification ino triggers
101. o the protocol level in order to find communication and or data problems in SNMP monitoring configurations http www paessler com tools See also Bandwidth Monitoring Sensor Type Comparison WMI Sensors Types Windows Management Instrumentation WMI is the base technology from Microsoft for monitoring and managing Windows based systems WMI allows access to data for many Windows configuration parameters as well as current system status values Access can be local or remote via a network connection WMI is based on COM and DCOM and is integrated in Windows 2000 XP 2003 and Vista add ons are available for Windows 9x and NT4 In order to be able to monitor remote machines PRTG s WMI sensor needs an Active Directory account to have access to the WMI interface You can enter these credentials for the parent device or group The sensor will then inherit these settings 2008 Paessler AG Sensor Types 49 WMI Sensor Types PRTG supports the following WMI based sensor types WMI CPU Load Measures CPU load of a system total and per CPU MI Memory Displays free system memory MB and MI Disk Space Free disk space on fixed drives MB and per drive MI Network Card Measures traffic going through network cards MI Page File Checks the usage of the Windows page file MI Service Checks if a service is running and optionally restarts a service if it is not running MI Event Log Sensor Monitors a system
102. obe setup you need to add and configure the necessary probes first see Multiple Probes and Remote Probes Reviewing Settings of the Root Group Objects in the sensor tree inherit many settings from their parent objects as explained in the Inheritance section Obviously the Root Group which is the parent object to all other objects is especially important in this regard So before you create your own sensors it is a good idea to review the Root Group s settings to ensure they suit your network Choose the Devices item from the main menu and click the settings tab There are several relevant settings 2008 Paessler AG Sensor Setup 39 Group Root Eat Pause Menu Geen s8 touis so ga 385 pays Alarms tog settings noumauons Basic Group Settings Group Name Root Tre name ofthe croup starea paused Schedules and Dependencies Schedule None Dependency Non SNMP Connection SNMP version on Commurity Sting pubic SNIP Fort her SNMP Timeout 5 SNMP Compatibility Options SNMP Deley SNMP Requests F retry Overtiow values J ignore Zero ues E 32bit counters Biren Request mode Use muti get recommended Use single get Portrame template port praia Scanning Interval 1 minute E Access Rights User Group access Verger DE PRIG Adninitaters wore Ex PRTG Users None x T Revert children s access righ
103. olding 82 Auto Refresh 82 Automatic Sensor Creation 42 B Bandwidth Monitoring 57 BAT 56 105 Browser Type 6 Cx Change Password 82 Channels 20 21 CMD 56 105 COM 48 Content Based Packet Sniffing 51 Context Menu 28 31 Core 88 Core Server 19 Core Server Admin Tool 88 Custom Layouts 65 Custom Sensor 105 D data folders 88 92 Data Purging 86 DCOM 48 Default Values 24 Deinstall PRTG 13 deny IP 87 Dependencies 22 device 20 21 39 42 DNS 56 Download 8 A EMail 60 84 86 87 esx 56 EXE 56 60 84 87 105 Execute 84 87 D e Favorite Sensors 24 Features 15 file 55 File Format 102 FireFox 6 Flash graphs 82 folder 55 folders 88 92 Freeware 16 FTP 56 GET 49 Global Status Bar 29 graph intervals 88 Group 20 21 39 42 H Hardware Requirements 6 Header Based Packet Sniffing 51 host 56 HTTP 49 84 87 HTTP request 60 HTTPS 49 2008 Paessler AG 108 PRTG Network Monitor 7 User Manual ICQ 60 84 87 images 82 IMAP 56 Import 100 Inheritance 21 38 Installation 8 Instant Messenger 60 Internet Explorer 6 Interval 86 Introduction 16 IP 87 88 92 IPCheck Server Monitor V5 iphone 27 35 L Licenses 16 Lists 32 live graphs 88 localIP 92 local probe log 88 92 LoginName 82 Main Menu 28 29 Manual Sensor Creation 39 Maps 23 65 Memory Usage 88 MIB 46 MIB Import 46 mobile 35 MS SQL 54 MSN _ 60 84 87 My Account
104. or Windows based systems It is suitable for small medium and large networks and capable of LAN WAN WLAN and VPN monitoring It monitors network availability and bandwidth usage as well as various other network parameters such as memory and CPU usages It provides system administrators with live readings and periodical usage trends to optimize the efficiency layout and setup of leased lines routers firewalls servers and other network components The software is easy to set up and use and monitors a network using SNMP WMI packet sniffing Cisco NetFlow as well as many other industry standard protocols It runs on a Windows based machine in your network for 24 hours every day PRTG Network Monitor constantly records the network usage parameters and the availability of network systems The recorded data is stored in an internal database for later reference 3 1 Key Features PRTG Network Monitor can be used to monitor and alert for uptimes downtimes or slow servers monitor and account bandwidth and network device usage monitor system usage CPU loads free memory free disk space etc classify network traffic by source destination and content discover unusual suspicious or malicious activity with devices or users control SLA agreements discover and assess network devices 2008 Paessler AG 16 PRTG Network Monitor 7 User Manual 3 2 The PRTG installer contains all modules and software necessary
105. or directly open the core s log file directory 13 8 Probe Admin Tool The Probe Admin Tool can be started from the START PRTG Network Monitor program group and allows to configure implemented probes The Probe Admin Tool is divided into four tabs 2008 Paessler AG System Settings and Administration 93 Probe Control Probe control Service Control Files Directories About Probe details Name of the probe Reconnect Time Probe on Remote System Al 300 s Server connection Connect to local core server via 127 0 0 1 and port specified below Ze Connect to remote core server via settings specified below Server IP or DNS name Port fi 2 3 4 23560 S Standard 23560 Probe GID 738C663 259F 4A67 BA77 FF3C29CDB8AB Co Access Key Gonfitm Access Key WEN Outgoing IP For monitoring requests auto v Under the Probe Control tab you can define e Name of the probe the name will be shown in the web interface e Server Connection the server s IP or DNS name as well as the server s port and the probe s access key these settings must match the settings in the Core Admin Tool see Multiple Probes and Remote Probes e Probe s GID the unique identifier for each probe use with extreme caution e Reconnect time in seconds which is the time between two connection attempts when the core can t be reached e Outgoing IP for monitoring requests
106. ore Server can manage an unlimited number of probes in order to achieve multiple location monitoring Core and probe are Windows services which are run by the Windows system without the requirement for a logged in user You can consider the PRTG Web Interface to be the third part It runs on the user s web browser seeing as it is entirely web based The users access the configuration and monitoring results using a standard web browser Additionally there are the two administrator tools PRTG Server Administrator and PRTG Probe Administrator to configure basic settings such as the admin login and webserver IPs Core Server The Core Server is the heart of your PRTG system and contains the following processes Configuration management for object monitoring Management and configuration of the connected probes Storage of raw monitoring results Notification management including a mail server for email delivery Report generator and scheduler User account management Data purging culling data that is older than 365 days for example The Core Server also includes a built in fast and secure web server no IIS or Apache is required that supports HTTP as well as secure HTTPS via SSL The Ajax based interface is used for the configuration of devices and sensors as well as the review of monitoring results The web interface is highly interactive and uses Ajax to deliver a powerful and easy to use user experience While the user is
107. ors Pagefile usage via WMI Common Sensors The most common sensor types for network monitoring Bandwidth Monitoring Monitoring of bandwidth usages HTTP Web Servers Sensors based on the HTTP Protocol SNMP Sensors based in the Simple Network Management Protocol SNMP WMI Monitoring of Windows systems through Windows Management Instrumentation WMI etc Internet Protocols Various sensor types for services used on the Internet PING PORT FTP DNS RDP Mail Servers Sensors for mail servers SMTP POP3 IMAP SOL Servers Monitoring of SQL Servers MySQL MS SQL and Oracle Custom Sensors Various sensortypes that enable you to define your own sensor scripts Al Sensors A complete list of all sensors Continue to Step 2 gt Cancel In step one you must select a sensor type from the available types list There are more than 30 different types see Sensor Types for detailed descriptions so PRTG offers various groupings Simply click one of the group headings and then select a sensor type Then click Continue to Step 2 2008 Paessler AG 42 PRTG Network Monitor 7 User Manual 6 3 Add Sensor to Device Device 6 Step 2 of 2 Basic Sensor Settings Sensor Name Basis Sensor 1 Tags httpsensor Priority kee X PING Settings Timeout s 60 H Packet Size Bytes 32 PING Count 1 Limits for Warnings and Errors Show Error when above Show Warning when above Warning of packet lo
108. ou may need to specify a NAT rule for your network The process is the same when you want to allow access to the web server of the core server via port 80 Note The local probe is automatically configured and approved and connects to the core via localhost 127 0 0 1 and SSL Situations That Require Monitoring Using Remote Probes Upon installation PRTG creates the first probe automatically called the local probe The local probe runs on the same machine as the core server and monitors all sensors from this system Working with only one local probe should suffice for LAN monitoring and if you have just one location that you need monitoring for However there are several situations that make it necessary to work with multiple probes or remote probes e If you have more than one location and you need to make sure that services are available from all locations If your network is separated in several LANs by firewalls and the local probe can not monitor specific services across the firewalls If you need to monitor systems in VPNs across public or in secure data lines If you want to sniff packets on another computer If you want to monitor NetFlow data on another computer If you experience performance issues with CPU intensive sensors like packet sniffing or NetFlow sensors and need to distribute the load onto more than one PC 2008 Paessler AG Technical Topics 97 Step 1 Preparing a Core Server for Remote Prob
109. ow the object that has overridden settings will inherit these settings not the ones from the levels above Settings that are inherited among all objects include Monitoring interval Notifications Windows authentication settings e g for WMI sensors ESX Server authentication settings for VMware servers SNMP authentication settings and compatibility settings Channel and unit configuration User access rights Paused status if an object is paused by the user by a schedule or by a dependency all associated sensors are paused as well 2008 Paessler AG 22 PRTG Network Monitor 7 User Manual 4 4 There is one exception for devices and sensors The IP address or DNS name of a device and the SNMP and WMI settings are always inherited by sensors and can not be changed on sensor level The actual overriding of the parent s settings takes place by selecting the radio button specify settings for this object on the object s settings page This screenshot shows Windows authentication settings EES Domain or Computer Hame Username Password Notifications Schedules and Dependencies PRTG offers the following three concepts that can help to set up a monitoring configuration Notifications Whenever PRTG discovers downtime an overloaded system threshold breach or similar situations it will send a notification Notifications use various methods by which you can be notified e g
110. predecessor products of PRTG 7 namely PRTG Traffic Grapher Version 6 or IPCheck Server Monitor Version 5 you can import most of your data monitoring setup and historic data into PRTG 7 Importing data from earlier versions is not possible Please refer to the Import Data from PRTG 6 IPCheck 5 section of this manual for details Installation of a PRTG Core Server Installing the software is similar to other Windows based applications To install the application please insert your PRTG CD ROM into your computer or open the installation setup routine from the ZIP file you have downloaded The usual software installation wizard will guide your through the installation process 2008 Paessler AG Installation 9 Se Setup PRTG Network Monitor BIPAESSLER Welcome to the PRTG Network Monitor Setup Wizard This will install PRTG Network Monitor Commercial Edition on your computer It is recommended that you close all other applications before continuing Click Next to continue or Cancel to exit Setup Cancel Please click Next to walk through the wizard After accepting the license agreement you can choose the folder you wish to install the software in Afterwards you will see the following installation options 2008 Paessler AG 10 PRTG Network Monitor 7 User Manual Setup PRTG Network Monitor Select Components Which components should be installed Select t
111. prioritize objects in your configuration quickly Simply left click an object and select the desired setting from the context menu Priority Priority Priority Priority Priority The basic idea of the priority concept is ensure that the most important sensors are always shown first in the sensors and alarms lists This guarantees you never miss an important outage Favorite Sensors Another method to highlight important sensors is to mark them as favorite sensors also accessible through a sensor s context menu A list of the favorite sensors can be found on the Dashboard page HomelDashboard and in the Sensors menu Sensors Favorite Default Values Default Values For most settings PRTG includes a set of default values which enables you to get started with the software immediately For example the following settings will be inherited by all sensors from the Root Group e Default monitoring interval of one minute e Notifications for UP and DOWN messages email to the system admin e SNMP version 1 with public community string default values for most devices 2008 Paessler AG Basic Concepts of PRTG Network Monitor 25 e Various SNMP compatibility options e Various channel unit configurations e No schedule no dependency no Windows authentication account Additionally these default entries are set up automatically e One user group PRTG Users that
112. process can not be run while PRTG 7 is in operation 2008 Paessler AG Technical Topics 101 Import from PRTG Traffic Grapher 6 x Import Data from IPCheck Server Monitor 5 x Debug 1 Please select the DATT file from your PRTG Traffic Grapher Ve installation PRTG 6 x Config File 2 Choose the Start Date only data after this date will be imported Start Date 01 01 2008 v 3 Start the Import Process Start PRTG Import e Then enter the folder where the PRTG file is stored e Finally choose a start date As soon as you click Start PRTG Import the import process will run and you will see a progress information in the window After the import process has finished please close the Import tool and PRTG 7 will automatically restart Afterwards and in case you want your old monitoring to be online again restart your PRTG 6 services recommended until the imported sensors are all working fine Importing from IPCheck 5 Note Importing data from IPCheck 5 only works when the data files are stored on local drives Import from a network drives is not possible e First Make a backup of your old IPCheck system preferably a full machine backup Install the latest version of IPCheck Server Monitor 5 from the Paessler website under www paessler com on your old system and run it at least once This will make sure that the file formats are updated as the Import tool expects e
113. re PINGs to monitor the availability of a device and optionally measure packet loss in percent PORT Checks the availability of TCP based network services FTP Monitors the availability of a FTP Server DNS Checks a DNS Domain Name Service server SMTP Monitors SMTP based email servers Simple Mail Transfer Protocol POP3 Monitors POP3 based email servers Post Office Protocol V3 IMAP Monitors IMAP based email servers Internet Message Access Protocol RDP Remote Desktop Checks whether the RDP service of a device is available All these sensors use the protocol standards Custom Sensor Types PRTG supports four custom sensor types e WMI Custom Sensor Performs a custom WMI query written in WQL WMI Query Language e EXE Runs a custom program EXE DLL or script batch file 2008 Paessler AG Sensor Types 57 e Packet Sniffer Custom Accounts for data packets using user specific rules see Packet Sniffing Sensor Types e NetFlow Custom User configurable version of the NetFlow sensor see NetFlow Sensor Types Custom sensors allow a number of monitoring tasks that go far beyond the standard sensor set to be performed You can create your own sensors using WQL WMI Query Language and by compiling an EXE file using any Windows software development tool In both cases you must create a file and place it in a specific folder on the system running the PRTG probe e Place executables EXE ba
114. ror message Unfortunately most of the time these error messages do not explicitly mention the possibility of using the incorrect SNMP version These messages provide minimum information such as cannot connect or similar The same situation exists if community strings usernames and passwords are incorrect What is the SNMP Community String The SNMP Community String is similar to a user ID or password that allows access to a router s or other device s statistics PRTG Network Monitor forwards the community string along with all SNMP requests If the correct community string is provided the device responds with the requested information If the community string is incorrect the device simply discards the request and does not respond Note SNMP community strings are only used by devices that support SNMPv1 and SNMPv2c protocols SNMPv3 uses username password authentication along with an encryption key By convention most SNMPv1 v2c equipment ships with a read only community string set to public It is standard practice for network managers to change all the community strings to customized values within the device setup Tools Paessler MIB Importer Imports MIB Management Information Base files and converts them into OID libraries for use with PRTG Network Monitor http www paessler com tools Paessler SNMP Tester SNMP Tester can run simple SNMP requests against a device in a network to debug SNMP requests down t
115. ry Group drop down when creating a new user account This will create a new user and a new user group with the same name In turn you can use this user group to control the user s rights individually User Account Settings Each user account has a number of settings that can be changed by the user choose SetupIMy Account from the main menu or by the administrator These settings are e Password Here you can change your login password e Time zone All times will be shown in this time zone as soon as the user is logged on Auto refresh type and interval PRTG automatically refreshes the content in your browser Here you can choose between two different refresh methods you can disable the refreshing and you can specify the refresh time 30s recommended Graph rendering and graph delay Choose whether you would like graphs based on static images which load faster or Flash based graphs which offer more interactivity e g with hover information for each value Autofolding Settings In order to provide you with a speedy user experience PRTG tries to keep the page size for the pages with the sensor tree small by automatically folding groups and devices with many items The two settings Max Groups Devices per Group and Max Sensors per Device control how many groups devices or how many sensors are shown at max before the automatic reduction is performed Recommended values are 10 30 for both settings If you do not want to see any individ
116. s on dedicated computers for larger networks or for individual computers 2008 Paessler AG 52 PRTG Network Monitor 7 User Manual Reasons To Choose Packet Sniffing It is important to understand that the packet sniffer can only access and inspect data packets that actually flow through the network interface s of the machine running the PRTG software This is fine if you only want to monitor the traffic of this machine e g your web server In switched networks only the traffic for a specific machine is sent to each machine s network card so PRTG can usually not discern the traffic of the other machines in the network If you also want to monitor the traffic of other devices in your network you must use a switch that offers a monitoring port or port mirroring configuration Cisco calls it SPAN In this case the switch sends a copy of all data packets traveling through the switch to the monitoring port As soon as you connect the PRTG host machine connected to the port monitored by the packet sniffer is able to analyze the complete traffic that passes through the switch Another option is to use the PC running PRTG as a gateway for all other computers Header Based vs Content Based Packet Sniffing PRTG provides two base technologies for packet sniffing e Header based PRTG looks at the IPs and ports of source and destination to assess the protocol This is very fast but at times not ver
117. s and devices show the alarms a bandwidth index speed index and a CPU load index for the associated sensors These values are calculated using a sophisticated algorithm that merges the data of various sensor types into one graph showing a rough overview of how the sensors of the group device behaved recently These graphs are quite helpful to discern unusual network behavior System Tray Notifier The System Tray Notifier runs on your PC in the background and will notify you with popups and sounds whenever PRTG discovers changes in your network 1E System Tray Notifier PRTG Network Monitor Ex Alarms 2 New Messages 0 New ToDos 0 Links My Homepage Sensor Tree Dashboard Server 127 0 0 1 Last Update 3 seconds ago It is automatically installed on the computer where you have installed PRTG To use the Tray Tool on other computers simply download and install the software from PRTG s web interface select menu item Setupl Downloads Start the software and you will see a PRTG icon in the Windows System Tray in the lower right corner of your screen To configure the software please right click the icon and choose Options Enter your account credentials and the DNS name of your PRTG server The program will now run in the background and will show a popup play a sound or show a blinking tray icon to notify you about alarms messages or todos 2008 Paessler AG User Interfaces 35 5 7 iPhone User I
118. ss Tags are keywords or descriptive terms associated with an object as means of classification Map Layout Map Width So Map Height 600 Background Image optional Please specify the width of the map in pixels Please specify the height of the map in pocels Choose a file to be used as background for your map This can be a JPG PNG or GIF image filesize must be below 2 MB Public Access No Public Access Allow Public Access This map will not be accessible without a login Continue to step 2 gt Cancel This map will be viewable without a login if the user enters the correct URL You can choose between two options Only allow users that are logged intp PRTG to vie map or allow any user to access the map if he knows the correct URL Fill out the fields and optionally select a map background image Enable Allow Public Access if you want users without a PRTG user account to be able to view the map Click Continue to Step 2 and you will be taken to the new map Step 2 Add Items to the Map Click on Edit Layout to enable the Map Editor Map Map 2 Home gt Maps gt Edit Map View Map Edit Layout Settings Get HTML Comments Add Map Item Open Map Editor in New Window To add an item to the map click on Add Map Item Layout Edit Delete Refresh Menu 2008 Paessler AG 68 PRTG Network Monitor 7 User Manual
119. ss above pa V Inherit Sensor Interval from parent object Device Scanning Interval 60s Schedules and Dependencies Schedule None Dependency Type Use Parent Select Object Master object for parent H d Continue gt Cancel In step two the settings available depend on the sensor type Please review the settings and make any necessary changes then click save The new sensor will start monitoring right away Creating Devices and Sensors Using the Auto Discovery PRTG s Auto Discovery is a great way to automatically create a sophisticated and concise set of sensors for your complete network It is mainly suitable for LAN discovery since it involves a lot of SNMP and WMI How it works PRTG s Auto Discovery process has three stages 1 Step Scanning a network segment for devices using PINGs for groups only 2 Step Assessing the device type for all devices discovered in Step 1 using SNMP WMI and other protocols 3 Step Creating sensor sets that match the discovered device types of Step 2 based on built in device templates with recommended sensors for many device types The Auto Discovery can be used on a group level for a range of IP addresses or for individual devices you might have created manually It can be run just once on demand via the context menu or scheduled every hour day or 2008 Paessler AG Sensor Setup 43 week Running the Auto Discovery every day or week
120. t Setup k is section you can edit various settings for PRTG Overview My Account Schedules Notifications Comments History Account Settings Edit Account Please choose this option to edit your email address password timezone and other personal account settings Edit Schedules Using Schedules you can pause monitoring for Groups Servers or Sensors based on time and day of week You can also pause the delivery of Notifications After creating schedules here you can select them on the respective settings pages Edit Notifications Notifications offer various methods by which you are notified when a sensor has fired a triggers see below reached a certain threshold After nofitications here you can select them on the group device and sensor settings pages Edit Comments Here you can store comments for your account View History The history list shows changes to your accounts in the past System Administration Note The following links are only accessible if your account has Administrator Rights System Setup In the system setup you can edit parameters like notification master settings email handling default parameters for graphs backup and database management User Accounts Use this link to manage the user accounts for PRTG Please read on in the following sections Account Settings My Account Account Settings Schedules Account Settings Notifications System Setup Web Server System Setup Probes Syste
121. ta Because the switch already performs a pre aggregation of traffic data the flow of data to PRTG is much smaller than the monitored traffic This makes NetFlow the ideal option for high traffic networks that need to differentiate the bandwidth usage by network protocol and or IP addresses 2008 Paessler AG 54 PRTG Network Monitor 7 User Manual 7 6 PRTG Features for NetFlow Monitoring NetFlow is a bandwidth monitoring technology created by Cisco PRTG supports flow monitoring using NetFlow Version 5 with the following two sensors e NetFlow Monitors Cisco switches using NETFLOW VS e NetFlow Custom User configurable version of the NetFlow sensor Before you can create NetFlow sensors you must configure NetFlow on your switch router Configure the switch to send the NetFlow packets to the computer running the PRTG probe Also configure the NetFlow port and flow timeout These two values must be defined within PRTG when creating new NetFlow sensors Don t forget to open the NetFlow port in the PRTG system s firewall Limitations On a powerful 2007 2008 PC Dual Core 2 5 Ghz you can process about 100 000 flows per second for one NetFlow stream When using complex filters the value can be much lower For example with a router sending about 2 000 flows second which corresponds to mixed traffic at gigabit sec level you can expect to configure up to 50 NetFlow sensors operating properly PRTG internally
122. tart merging individual notifications as well as provide a maximum number of notifications to be merged at any given time this will reduce the number of mails that you will receive SMS Delivery From the drop down select your SMS gateway provider Furthermore provide your gateway s access username and password ICQ Delivery Provide your ICQ number and password for the account intended to relay not receive ICQ notifications Windows Live Messenger MSN Messenger Delivery Provide your MSN ID and password for the account intended to relay not receive MSN notifications Yahoo Messenger Delivery Provide your Yahoo Messenger ID and password for the account intended to relay not receive Yahoo Messenger notifications AOL Instant Messenger Settings Provide your AIM ID and password for the account intended to relay not receive AIM notifications Core Server Admin Tool The Core Server Admin Tool can be started from the START PRTG Network Monitor program group and allows to configure implemented probes The Core Server Admin Tool is divided into eight tabs 2008 Paessler AG System Settings and Administration 89 Web Server Core Server Memory Usage Administrator License Service Control Log About Web Server IPs Localhost only 127 0 0 1 no external access Specify IPs v 10 0 0 202 wi 169 254 101 205 select all IPs deselect all IPs Web Server Port
123. tchfiles CMD or BAT VBS scripts VBS or PowerShell scripts PS1 into the PRTG Network Monitor custom sensors EXE subfolder e Place WQL files with WQL scripts into the PRTG Network Monitor custom sensors WMI WQL scripts subfolder As soon as a file is placed into the folders mentioned above you can create or edit a Custom EXE sensor or WMI Custom sensor and select the new file from the list of files The probe will then execute the file on the probe system The local probe file will be run on the local system But for remote probes the file will actually run on the remote system If your custom sensor code relies on other files eg DLLs NET framework Windows PowerShell etc you must copy install these files onto the probe machine manually See Interface Definition for Custom EXE Sensors for detailed documentation Sample projects for these Custom sensors can be found in the Knowledge Base on the Paessler website under www paessler com support In the parameter fields you can use these placeholders e host device IP DNS e device device name e probe probe name e name sensor name Notes e For PowerShell scripts make sure that they may be executed by either signing the files or changing the security policy for Powershell exe accordingly e The API interface for custom EXE sensors is compatible to the custom EXE sensors provided by IPCheck Server Monitor 5 7 11 Comparison of Bandwidth Monitoring Sensor Types
124. to run the monitoring system without the need for third party modules inlcuding Paessler s own fast and efficient database system to store the raw monitoring results built in web server with HTTP and HTTPS support for the user interface mail server for automatic email delivery SQLite SQL Server for storage of monitoring events report generator to create PDF reports graphics engine for user friendly charts network analysis module to auto discover devices and sensors PRTG Network Monitor supports up many thousands of sensors and can optionally work with multiple remote probes agents to monitor multiple sites or network segments from one central core installation The software is based on Paessler s proven monitoring technology which has been constantly improved since 1997 and is already used by more than 150 000 users around the world every day Attractive licensing packages from freeware up to 10 sensors to enterprise level with thousands of sensors make sure that every user finds the proper solution Available Licenses There are three editions available Freeware Edition The Freeware Edition is a good solution to get started with PRTG or for private use e May be used for free for personal and commercial use e Can monitor up to 10 sensors e Supports all available sensor types except NetFlow e Shortest available monitoring interval is one minute This edition runs as default after installation when no license
125. tored in SQLite databases e Reports are stored in PDF format Automatic data purging mechanisms are included for all file types user can set the number of days until files are purged see SetuplSystem Settings in the main menu Users can select the location of the data folder on the system s disks PRTG automatically enables NTFS file compression for its data folders if available this saves a lot of disk space avoids fragmentation and actually 2008 Paessler AG Technical Topics 103 speeds up read access to the files This behavior can be disabled in the Core Administrator tool Note Support for data storage in third party SQL servers will be available later 14 5 Security Features There are various security related features built into PRTG e Web server supports SSL encryption HTTPS e All communication between probe and core is secured by SSL encryption especially important for remote probes that are located outside the LAN Remote probes must present a correct probe access key in order to be allowed access to the core server furthermore IP addresses can be define to allow prohibit access Web server checks the user account and the user s rights before delivering any web page e Web browser sessions are stored in a session cookie and time out after 20 minutes if user or auto refresh is inactive e Web server does not deliver files from folders that are not configured by PRTG avoids dir
126. ts to inherited Channel Unit Configuration Channel Uni Types Channa ype e Bytes Bandwidtn KByte Ei tot Tee E bytes Memory Moye Ei Bytes Disk Mbyte Ei Bytes File Bye Ei Save Cancel Please review the settings and refer to the help texts on the right for detailed explanations for each of them Remember that you can override these settings for all child objects later You should note the Windows Connection SNMP Connection and interval settings e Windows Connection The Active Directory user account provided here will be used for all WMI based monitoring and during the Auto Discovery process It is recommended to enter a user account with administrator privileges e SNMP Connection Please select the SNMP version and enter the necessary authentication strings used in your network The defaults are SNMPV1 community string public and port 161 e Interval Please select the default interval that shall be used for monitoring by all sensors 6 2 Creating Groups Devices and Sensors Manually Creating Groups To create new groups go to the devices list Devices under the main menu and either choose a probe or group that is intended to contain the new group Right click the object and then choose Add Group from the context 2008 Paessler AG 40 PRTG Network Monitor 7 User Manual menu Add Group to Group Group 1 Group Name and Tags Group Name Group 5 l The name o
127. twork Monitor 7 User Manual 10 Reports Reports are used to analyze historic monitoring results over a specified time such as one day one month or one year PRTG includes a powerful reporting engine for ad hoc as well as scheduled report generation in PDF format Reports can be run on demand or can be scheduled e g once a day A report can be created for one or more sensors The content and layout of the report is controlled by the report template of your choice and is the same for all sensors in a report Here is a sample report page for one sensor You can see two graphs one for the current month and one for the sensors history over the last 365 days plus a data table with the numerical results Sample Report IPX Leitung ASA WAN Interface Report Time Span 15 09 2008 00 00 00 22 09 2008 00 00 00 Sensor Type SNMP Traffic 60s Interval Probe Group Device Local probe gt BSX Firewalls and DSL Infrastructure gt firewall1 hp7 Firewall 1 Cisco ASA 5510 Cisco IOS Cisco Switch Average 464 kbit s Uptime Stats Jup mal j6d23h41m2is Down KZ 0 Request Stats Good 100 112320 Failed oa IPX Leitung ASA WAN Interface firewall1 hp7 Firewall 1 Cisco ASA 5510 Cisco IOS Cisco Switch 1 500 4 t g 1 000 7 2 500 bi l i nd SEH Ss ne sem ER S SS 0 T T T T T T T T T T T T Q Q i
128. ual sensors in the tree view enter a zero for Max Sensors per Device Active inactive The administrator can set a user to inactive meaning the user can not log on Creating New User Groups Creating new users is performed by selecting SetuplUser Groups from the main menu and clicking on Add new user group Controlling User Rights Throughout the web interface of PRTG you can control access to the monitoring objects e g groups devices sensors maps reports etc using the following settings 2008 Paessler AG 80 PRTG Network Monitor 7 User Manual Access Rights C Inherit settings from parent object Group This object can inherit the om its parent object Gro it settings Ze Specify settings for this Group User Group Access User Group Rights PRTG Administrators Inherited X PERS the pee All rights are nherked tc PRTG Users Group Inherited e User Group DEE 8 Revert children s access rights to inherited For sensor tree objects the default setting is to inherit settings from parent object which means that a user has the same access rights to all child objects if one has access to the object itself This can be overridden with the Specify Settings option You can specify the access rights to the current object for each user group by choosing an option from the drop down list User Group Inherited None Read Write Full The options are
129. will automatically create new sensors when new devices are connected to the network regardless of being authorized or not As soon as new devices or sensors are discovered new todos are created and mailed to the system admin There are some restrictions in place in order to successfully use the Auto Discovery e PRTG can not discover devices that can not be pinged since Step 1 uses PINGs e g if a firewall blocks echo requests e You must supply authentication settings for SNMP and Windows WMI in order to fully exploit the power of this feature e If a device has more than one IP address it may show up more than once in the discovery results even though PRTG tries to identify these situations Creating an Auto Discovery Group Create a new group by right clicking a probe or group and selecting Add Auto Discovery Group from the context menu Enter a name for the group and choose the desired option for the Sensor Management setting Group Type Sensor Management D Manual No Autodiscovery 19 Automatic Device Identification Standard recommended Automatic Device Identification Detailed may create many sensors Automatic Sensor Creation with specific Device Template s Discovery Schedule Once ime IP Base 192 168 0 IP Range Begin 1 IP Range End 254 You have four options e Manual No Autodiscovery e Automatic Device Identification Standard recommended This recommended option and should work fine for
130. y accurate For example it is not possible to identify HTTP traffic on ports other than 80 8080 and 443 as HTTP Content based PRTG captures the TCP packets reassembles the data streams and then analyzes the content of the data using an internal set of rules to identify the type of traffic This is quite accurate e g HTTP traffic on any port number is accounted for as HTTP but requires much more CPU and memory resources especially when a lot of traffic passes the network card Header based sniffing is much faster but the accounting is less reliable e g HTTP packets on non standard ports are not accounted as HTTP traffic Content based sniffing is quite accurate but creates more CPU load Packet sniffing can differentiate between the following protocols WWW Traffic HTTP HTTPS File Transfer FTP Mail Traffic IMAP POP3 SMTP Chat Instant Messaging IRC AIM Remote Control RDP SSH Telnet VNC Network Services DHCP DNS Ident ICMP SNMP NetBIOS NETBIOS Various Socks OtherUDP OtherTCP Packet Sniffing Sensor Types PRTG offers three sensor types that are based on Packet Sniffing e Packet Sniffer Header Looks at the headers of the data packets to account traffic by IP by port by protocol etc e Packet Sniffer Content Reassembles data packets to streams and looks into the payload data of the streams to assess the type of traffic e g SMTP HTTP IMAP file sharing NETBIOS etc e Packet Sniffer Custom

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