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User`s manual - ProfiTAP Netzwerk TAPs
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1. Counters Graphs Meters Log Features Capture Counters Cortrols Pot Por B Gear Al Total Rate s Percentage Total Rate s Percentage Qear size lt 64 bytes 0 Oea B 64 lt size lt 1518 2272331 size gt 1518bytes 6375 size lt 64 bytes 0 size gt 1518 bytes 6375 slolsle Collisions 0 CRC Errors 7 163 1242 Jabbers 0 0 Valid Packets 2278 706 0 invalid Packets 7 163 1242 Total Bytes 182 749 334 0 Collisions 0 CRC Errors 0 Jabbers 0 Vald Packets 2278 706 invalid Packets 0 Total Bytes 182 749 334 s8 6l6 8l6 0 00 slelss ss slsle In the Counters tab are listed every counter embedded in the PT3 for both network ports The counters are 64 bits hardware counters they are cleared at hardware startup only Statistics can be reset individually for each port or for the two ports at the same time using the buttons on the left Clearing the counters using the buttons does not clear the hardware counters but stores all counters in reference counter Then the displayed counters are result of the formula hardware counter reference counter Counters description size lt 64 bytes the CRC valid frames with a size under 64 bytes 64 lt size lt 1518 the CRC valid frames with a size over or equal to 64 bytes and under or equal to 1518 bytes size gt 1518 bytes the CRC valid frames with a size over 1518 bytes Collisions the CRC error frames with a size under 64 bytes
2. CRC Errors the CRC error frames with a size over or equal to 64 bytes and under or equal to 1518 bytes Jabbers the CRC errors frames with a size over 1518 bytes Valid frames the CRC valid frames of any size Invalid frames the CRC error frames of any size Total bytes the valid frame bytes Graphs PT3 Manager o x Counters Graphs Meters Log Features Capture Pass Graphs Controls Pot A Gear History CRC Errors Valid Packets 10s division 30000 Invalid Packets Bandwidth Usage Port A Size lt 64 20000 64 lt Sze lt 1518 Size gt 1518 Colisions 10000 V CRC Errors Jabbers 04 a 7 Vabd Packets V Invalid Packets Y Bandwidth Usage Pot B Port B Size lt 64 64 lt Sze lt 1518 Sue gt 1518 Collisions CRC Errors Jabbers T Vabd Packets 7 invald Packets T Bandwidth Usage packet s percentage The Graphs tab allows you to inspect statistical data over time using plots For each port you can plot any of the statistical data by using the checkboxes on the left Once a box is checked the corresponding data appears on the graph on the right Refresh rate can be selected using the drop down list on the left allowing you to plot up to 10 hours of statistics When packet s is selected each series displays the corresponding number
3. NDIS Capture Driver e g Winpcap PT3 Manager Counters Graphs Meters Log Features Capture Output Capture File C direct_capture erf Memory Cache Size 1615MB Maximum Capture File Size MB 10000 Stop Capture Current Cache Usage Written to File Dropped The generated capture file is in ERF format ERF supports nanosecond timestamp and can be opened in Wireshark without conversion In direct capture the frames are stamped with an accurate 8ns hardware timestamp The timestamp is computed at the beginning of each frame PT3 Manager Direct Capture setup Output Capture File specify the name and location of the capture file Memory Cache Size specify the amount of RAM to be used as capture cache 10MB maximum available Maximum Capture File Size specify the maximum size for the capture file Start Capture when capture isn t running starts the capture with the specified parameters Stop Capture when capture is running stops the capture and releases the capture file Current Cache Usage indicates the usage level of the RAM cache Written to File indicates the amount of data written in the Output Capture File Dropped indicates the amount of data dropped during the Direct Capture Note the amount of dropped data depends on the data storage throughput and the amount of RAM cache Disk arrays or SSDs may drastically improve capture performance A
4. 10 Kbytes The frames aggregation is done in hardware respecting the original frame order As opposed to FIFO First In First Out the PT3 employs an FCFS First Come First Served mechanism The drop counter in the Feature tab indicates the number of packets dropped in NIC mode capture It s not representative of the dropped packets in Direct Capture see Direct Capture to Disk chapter These drop events are caused by too high CPU usage PT3 Manager Counters Graphs Meters Log Features Capture PT3 Device Connected Link Up 1Gbt Full Duplex Driver Version 0 1 0 0 oppen Lie 1541 SW Fimware Version 0 1 0 0 Up Duration 0 00 12 HW Fimware Version 0001 i La Down Duration 3 541s MAC Address 00 04 a3 a7 29 2b Firmware Update PT3 Features Transmit CRC Errors Keep CRC32 Note small packet capture at gigabit full speed is extremely challenging for processors For that reason another capture mode is available see Direct Capture to Disk chapter Direct Capture to Disk PT3 provides with the option to capture traffic without the need of a third party capture software This mode of capture is accomplished on driver level prior to all network stacks and frame processing With the support of direct capture small packet capture can be performed at full wire speed Direct Capture Principle diagram PT3 Hardware 8ns Timestamp PT3 Driver RAM Cache Network Driver Hard Disk
5. PROFITAP PT3 User s manual GigaBit Ethernet Aggregation Tool Thank you for purchasing the PT3 Package contents 1 PT3 main unit 1 USB key containing drivers and software 1 USB 3 0 cable 1 Users manual Table of contents General Information sn senssiesdaneeioogisies Network TAP ans ascenseurs PTS Visual D sCriDtiOn 52n0 0 esse Driver nStallatiOn wescics disses sursis deiehasauss Analyzer installation PT3 MANAGER a en serment Installation Description Statistics Counters Graphs Meters Log Features Packet CADINT 2 ne ce Unidirectional Nic Mode Direct Capture to Disk Additional Information The PT3 is a handheld Plug and Play device dedicated to inline gigabit monitoring It facilitates in field traffic capture and troubleshooting The PT3 is equivalent to a 10 100 1G aggregator TAP and a 2 Gbit s NIC All in one in a pocket sized box the only additional hardware required being a laptop with a free USB 3 0 port As it is based on USB 3 0 5 Gbit s the PT3 manages full duplex gigabit at wire speed without the bottleneck of an aggregator TAP It also surpasses all standard NICs in capture mode as the PT3 catches any tag and encapsula tion without altering frames The PT3 is the perfect tool for the field engineer as well as for long term traffic collection Features 10 100 1G monitoring on USB 3 0 U
6. SB 3 0 powered Failure safe monitoring Hardware aggregation 8 ns hardware timestamp Real time statistics Low level error and bandwidth monitoring CRC error capture Capture any packet with any analyzer Direct capture to disk Network TAP The PT3 integrated network TAP provides safe access to the network for monitoring purposes It is a passive monitoring device meaning it is undetect able the original traffic staying unaltered and no extra packets being inserted As most of the TAP s functions are performed by dedicated hardware circuits it is much more reliable and error proof than SPAN ports In a gigabit network the TAP has to negotiate with both attached devices for the highest common speed If no common speed can be found or if one of the devices is disconnected the TAP propagates the error to the other at tached device allowing a redundant path to be activated In case of power failure it activates its bypass circuits connecting the two attached devices directly The ProfiT AP Gigabit Tap integrates a high per formance fast failover circuit and a proprietary algorithm reducing the un availability of the network path down to 30ms Note the fast failover relies on the network setup In case the fast failover cannot perform the two end devices have to renegotiate the link This opera tion takes about 2 seconds End Device 1 End Device 2 1 Cable Types DTE Straight Through and Crossover DCE Str
7. aight Through and Crossover Through Through Note The user should verify that the two end devices only connect together with either a cable or an unpowered Tap The straight or crossover cables must be employed in case of end devices that do not support Auto MDI MDIX i e Auto Crossover Experienced users can bypass this procedure Note Although some vendors recommend the use of the non IEEE compliant Forced Gigabit mode we strongly recommend activating auto negotiation when Gigabit speed is required More generally auto negotiation should always be enabled on both end devices in order to avoid duplex mismatch issues PT3 Visual Description 1 Port A RJ45 connected to the network 2 Port B RJ45 connected to the network 3 see below 4 see below 5 see below 6 Power button 7 USB 3 0 connector linked to your monitoring device i e a laptop computer 8 DC input 5V 1A The PT3 s state is displayed on the front LEDs 3 4 5 LEDs functionalities are named on top of the PT3 TAP functions Steady LED 10 4 TAP is operating at 10 Mbit s Steady LED 100 5 TAP is operating at 100 Mbit s Steady LED 10 4 and LED 100 5 TAP is operating at 1000 Mbit s Steady Link activity 3 the port is linked up Blinking Link activity 3 the port is linked up and has RX TX activity Blinking LED 10 4 and LED 100 5 TAP not connected or trying to connect Alternating LED 10 4 and LED 100 5 TAP c
8. annot find a common speed between Networks A and B General functions Blinking LED 10 4 The PT3 is initializing Blinking LED 100 5 The PT3 HW firmware is corrupted Driver Installation Drivers are available for Windows 7 32 64 bits and Windows 8 32 64 bits To install the PT3 drivers execute the setup utility located on the USB flash drive in the PT3 Manager folder Please make sure that you have uninstal led any older version of PT3 Manager before starting the setup utility Connect the PT3 on a free USB 3 0 port and the drivers should install auto matically For a manual installation the drivers can be found in the default installation folder C Program Files x86 Profitap PT3 Manager Driver PT3 A reboot of the computer may be required in order to refresh the Winpcap Wireshark device list Please check for the latest driver release for your operating system in the User Section at www profitap com You will need to register to access this area Registering is free and will let you participate in ongoing product impro vements Page 8 LAN WAN Test Equipment Analyzer installation To perform the analysis you can use any of the supported analyzers Sup ported analyzers are listed in the User Section at www profitap com Wireshark is recommended and provided on the USB flash drive To install it please follow the instructions provided by the installation wizard To capture network data start your preferre
9. d network analyzer and select the new network interface named PT3 Device Please refer to your analyzer s manual or user help to know more about how to select a network interface PT3 Manager Installation To install the PT3 Manager execute the setup utility located on the USB flash drive in the PT3 Manager folder Please make sure that you have uninstal led any older version of the PT3 Manager before starting the setup utility The setup utility will create a launch icon in your startup menu that you can use to start the PT3 Manager Please check for the latest software release for your operating system in the User Section at www profitap com You will need to register to access this area Registering is free and will let you participate in ongoing product impro vements Description PT3 Manager is a standalone application designed by ProfiTAP It provides a way for statistical analysis of a network allowing for efficient excessive bandwidth usage detection or any low layer errors using charts prior to a deeper investigation using an analyzer It is also used as a firmware flashing utility to update your product PT3 Manager can be used at the same time as a software network analyzer without the need to interrupt data capture Statistics PT3 Manager provides several different visual representations for network statistics The following pages give an overview of these representations Counters PT3 Manager 20 x
10. dditional information Ordering reference Dimensions Height Width Length Supported OS System requirements Accessories Connectors LEDs ane Consumption Pon with full traffic 100Mbps with full traffic 10Mbps with full traffic Operating Tempera ture Storage Tem perature Relative humidity Maximum Network Latency Link 1Gpbs Link 100Mbps Link 10Mbps Compliance C1AP 1G 0 94 inches 2 17 inches 4 02 inches Windows 7 32 bits Windows 7 64 bits Windows 8 32 bits Windows 8 64 bits Dual Core Processor 1GB memory USB 3 0 port 1 8m USB 3 0 cable Pouch USB key 2 x RJ45 8 pins 1 x USB 3 0 1 x 5VDC input 2 x Link activity 2 x Speed 1 x Power 0 to 50 C 40 to 80 C 10 to 95 no condensing 32 to 122 F 40 to 176 F 370 ns 660 ns 6600 ns FCC classA To achieve maximum performance and to avoid potential packet loss or malfunctions Disclaimer The information in this document is subject to change without notice The manu facturer makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose The manufacturer reserves the right to revise this publication and to make changes in the content hereof without obligation of the manufacturer to notify any person of such revision or changes Warranty and Liability Comcraft warrants that this prod
11. information 32 bit Frame Check Se quence located at the end of the packets Note if both options Transmit CRC Errors and Keep CRC32 are enabled all the erroneous packets will be treated as fair ones Packet capture Unidirectional Nic Mode Once the drivers have been properly installed a new connection is added in the Network Connection panel PT3 acts as 2 Gbit s unidirectional NIC regar dless of the network connection speed A reboot of the computer may be required to refresh the Winpcap Wireshark device list PT3 has been tested with all major capture analyzer software G o Network and Internet Network ections 7 4 p PT3 Status x General Connection IPv4 Connectivity Not Connected IPv6 Connectivity Not Connected Media State Enabled Duration 00 04 40 Speed 2 0 Gbps Details Activity Sent A Received d Packets 0 0 Properties Disable Diagnose Close PT3 transmits network frames to the capture software without modifying them It is transparent for packet size packet type or protocols All tags and encapsulation are preserved e g Vlan MPLS GRE Frame Check Sequen ce can be preserved or removed see Settings Chapter PT3 gives you the ability to capture Any type of frames pause frames Vlan tagged Any encapsulated frames CRC errors frames Short frames lt 64 bytes Jumbo frames gt 1518 bytes Any frames between 10 bytes and
12. of packets per second except for the bandwidth usage which is displayed in bytes per second When percentage is selected each series is displayed in term of percentage of the total number of packets except for the bandwidth usage which is displayed in percentage of the total bandwidth Both graphs history can be reset using the Clear History button on the left Disconnecting the PT3 also reset the graphs data Meters PT3 Manager gt x T Pause Meters Controls Gear History 30 40 50 60 y 39 40 50 60 70 20 80 10 so 0 a 0 Port A andwidth Usage 100 Sa 100 So 40 ao Eo od Eo lt of So 40 60 ag 1 1 ANgandwidth Usage NCRC errors width Usage The meters tab uses meters to display the current bandwidth usage the average bandwidth usage and the average CRC error rate for each port The meters history can be reset using the Clear History button on the left Log Leg Ces 2008 2013 1809 LE Pot Barchedth usage gt 90 G5 022013 1809 15 Pot Barctenth usage gt 10 Dex Log 20 08 2013 1 50320 Pot Bardandth sage on Pen 7 Barston Usage gt 30 08 2013 18 0926 Pot A Bandwidth usage gt We T CRC Geers 30 00 2013 180927 Pot A Bench usag gt 10 Pot J Pardi Usage 1 T CAC tert The Log tab offers to set thresholds for bandwidth usage and CRC error rate Every time the threshold is exceeded a log entry is added allowing to easily identify the type date and
13. the port of the event This can be used for long term analysis where events happen randomly over a long period of time Features W PT3 Manager 2 9 x Counters Graphs Meters Log Features Capture PT3 Device Connected Link Up 1Gbit Full Duplex Driver Version 0 1 0 0 Dropped Packets 0 SW Firmware Version 0 1 0 0 Link Up Duration 0 05 07 HW Firmware Version 0001 Last Link Down Duration 13 561s MAC Address 00 04 33 37 29 2b Firmware Update PT3 Features Transmit CRC Errors Save Keep CRC32 The Features tab regroups information about the driver and firmware version port status the firmware update utility and a way to enable or disable PT3 features To update the PT3 firmware use the browse button to select the firmware file and press the Flash Firmware button The corresponding firmware update will begin You cannot use the PT3 Manager when the update is in progress The update process may take several minutes to complete Once it is done please unplug and replug the PT3 device to use the new firmware Please do not unplug the USB port nor shut down your computer during the update process You can download the latest firmware from the User Section at www profitap com On the same screen you can enable or disable the following features Transmit CRC Errors if checked the PT3 will not filter out network packets with CRC errors like a normal NIC would Keep CRC32 removes the CRC32
14. uct is free from defects in material and work manship at time of shipment The warranty period is two years from the date of purchase Comcraft assumes no liability for products that have been subjected to abuse modification misuse or if the model or serial number has been altered tampered with defaced or removed Comcraft is not liable under any contract negligence strict liability or other legal or equitable theory for any loss of use of the product inconvenience or damages of any character whether direct special incidental or consequential including but not limited to damages for loss of goodwill loss of revenue or profit work stoppage or malfunction Copyright This publication including all photographs and illustrations is protected under international copyright laws with all rights reserved Neither this manual nor any of the material contained herein may be reproduced without written consent of the author Trademarks The trademarks mentioned in this manual are the sole property of their owners v0 9 2013 Comcraft CUSTOMER SUPPORT INFORMATION For technical information support Phone 33 388 101830 Fax 33 388 101835 Mail order COMCRAFT 17A rue des Fr res Lumi re 67201 Eckbolsheim France Website www profitap com E mail info profitap com Lx
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