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Test a WR44v2 Router 

How to test a WR44v2 router step by step. 

 

Technical Support 

December 2018 

 

 

 

 

 

Summary of Contents for TransPort WR44 v2

Page 1: ...Test a WR44v2 Router How to test a WR44v2 router step by step Technical Support December 2018 ...

Page 2: ... Low Level Tests 7 5 Program the Flash 8 5 1 Using Flashwriter 8 5 2 Reviewing Flashwriter error messages 17 6 Check LEDs 18 7 Check W WAN connectivity 19 7 1 Test SIM detection switch 19 7 2 Test SIM 1 20 7 3 Test SIM 2 23 8 Check W WAN Signal Strength 25 9 Check USB ports 26 10 Check ETH ports 1 to 3 27 11 Check Serial ports 28 12 Testing the xDSL 30 ...

Page 3: ...ions This guide has been written for use by technically competent personnel with a good understanding of the product This guide assumes that there are no daughter cards fitted to the WR44 E g GPS serial PSTN ISDN Telemetry etc If a daughter card is fitted please request additional testing steps from tech support digi com This note applies only to a WR44V2 1 3 Corrections Requests for corrections o...

Page 4: ...well 2 A 9 way to 9 way straight through serial cable to connect the PC directly to the WR44v2 3 An Ethernet switch hub to connect the PC to the WR44v2 usually your normal office Ethernet switch hub will be fine if there is a spare port and it is NOT running spanning tree 4 CAT 5 cables to connect the WR44v2 and PC to the Ethernet switch 5 A pen or paper clip which can easily de press the WR44v2 s...

Page 5: ... hub must not have the spanning tree protocol enabled It is possible to use another appropriately configured WR44V2 as a switch hub It is essential that the PC s Ethernet communication interface is configured correctly and has an IP address The best strategy is normally to connect both your PC and the WR44V2 to your normal office LAN Locate a suitable implement to depress the reset button when req...

Page 6: ...hwriter zip Where XXXX is the current firmware version for example 5281 Extract the content of the downloaded zip file to a directory on your computer for example c wr44v2 Open the ini file extracted and add the following text to the second line be sure to include the comma marvelboot Save the changes to the ini file Finally download and install the latest version of Flashwriter http ftp1 digi com...

Page 7: ...rt 2 Then power up the WR44V2 This may take a little practise Note that with the WR44V2 there is no need to hold in the reset button for this step Check the output of the mvtest program If the test passes then the following output will be seen If all test show passed the router can now be safely power cycled If the SDRAM or FLASH test shows failed then the product should be returned via RMA When r...

Page 8: ... Using Flashwriter Launch Flashwriter from the start menu Select the communications port number PC comm port number to which the WR44v2 is connected On most PC s with a built in serial port this will be 1 OR 2 Leave the other settings are their default values TFTP and Event driven mode ONLY ticked If your PC has more than one network adapter be sure to select the one that represents the connection...

Page 9: ...How to test an WR44V2 step by step Page 9 In the file dialogue select the ALL file you extracted from the ZIP earlier And click Open ...

Page 10: ... It is critical that the correct selection is made at this point Note 1 Since FlashWriter version 1 0 525 characters 6 and 7 are included in the W WAN module name see above Note 2 characters 6 and 7 of the part number SKU on the approval label In the example below these are U8 ...

Page 11: ...tion HSDPA HSUPA modules U2 13 Ericsson F3507g F3607gw F3307 F5521gw HSDPA module U3 7 Sierra Wireless 3G module U4 13 Ericsson F3507g F3607gw F3307 F5521gw HSDPA module U5 17 Gobi UMTS or 18 Gobi CDMA U6 13 Ericsson F3507g F3607gw F3307 F5521gw HSDPA module U7 13 Ericsson F3507g F3607gw F3307 F5521gw HSDPA module U8 17 Gobi UMTS U9 24 Telit 3G L1 28 Huawei LTE L2 23 Novatel LTE L3 23 Novatel LTE ...

Page 12: ...How to test an WR44V2 step by step Page 12 Once you click ok the following message should appear Click OK then plug in the power If you are successful then the following message will appear ...

Page 13: ...This step will take some time please be patient Once complete the boot image will be loaded into the flash Eventually you should be prompted to enter the 6 digit serial number Refer to the label under the WR44V2 to find the correct serial number ...

Page 14: ...How to test an WR44V2 step by step Page 14 Click OK Next enter the hardware revision Click OK The ALL file should start to load ...

Page 15: ...ould check the interface to the W WAN module if one is fitted After this and other tests it should report Device upgraded successfully This means the WR44V2 has been successfully flashed and correct communication with the internal radio module if fitted verified ...

Page 16: ... to test an WR44V2 step by step Page 16 At this stage the following hardware components and more have been successfully tested FLASH SDRAM SRAM ETHERNET 0 Serial port 0 Interface to radio module if fitted ...

Page 17: ...cted bad router but does not occur on a known good router then request an RMA with reason Flashwriter TFTP failed to start Blue progress bar moves but slowly and with lots of re tries and eventually fails This suggests a hardware problem or a network issue on your LAN Check again that this works on a known good router if it does and it still fails with this error on the suspected bad router then r...

Page 18: ...ved Through the serial port 115200 bps Via a telnet or SSH connection Via the execute a command page of the web user interface Issue the flashleds command and check that all LEDs are illuminated If there is an LED fault please request an RMA with code x LED failure where x is ON LED LAN 0 LAN 1 LAN2 LAN3 WLAN DSL LINK SIM ACT Signal I Signal II Signal III ...

Page 19: ...owing command simconn This command tells you which SIM slots are populated and also the SIM that is currently in use The value before the comma is SIM 1 and the value after the comma is SIM 2 1000 means that the SIM is present 1001 means that the SIM is present and the active SIM Here is a summary 1 SIM not present 1000 SIM present 1001 SIM present and connected The output should be as follows sim...

Page 20: ... Page 20 7 2 Test SIM 1 Ensure that an antenna is connected and the router is located in an area with good signal strength Navigate to Configuration Network Interfaces Advanced PPP 1 Mobile Change W WAN SIM from Any to SIM 1 Click Apply ...

Page 21: ... test an WR44V2 step by step Page 21 Next navigate to Configuration Network Interfaces Mobile And select SIM 1 And under Mobile Settings Enter the correct APN for the SIM card installed in slot 1 Click Apply ...

Page 22: ...o 5 minutes and check for a valid IP address You may need to refresh the page for the new address to appear click on PPP 1 If a valid IP address is NOT found please download the debug txt and email this to Digi Technical Support tech support digi com or open a case at http www digi com support eservice for assistance ...

Page 23: ...onfiguration Network Interfaces Advanced PPP 1 Mobile Change W WAN SIM from SIM 1 to SIM 2 Click Apply Next navigate to Configuration Network Interfaces Mobile And select SIM 2 And under Mobile Settings Enter the correct APN for the SIM card installed in slot 2 Click Apply ...

Page 24: ... clicking PPP 1 You may need to wait up to 5 minutes A valid IP address for SIM 2 should be seen Notice it is different to the one assigned for SIM 1 If a valid IP address is NOT found please download the debug txt and email this to Digi Technical Support tech support digi com or open a case at http www digi com support eservice for assistance ...

Page 25: ...trength is roughly what you normally get 10dB with the same antenna in the test location If the signal strength is much worse than normal make a note of the cell ID lac 00DF ci 01B0BD51 in above example and repeat the test on a known working WR44v2 that contains the same type of radio module in the same location Ensure the known working WR44v2 is connected using the same antenna and connects to th...

Page 26: ...he CLI Command Line Interface this can be achieved Through the serial port 115200 bps Via a telnet or SSH connection Via the execute a command page of the web user interface And issue the following command busb show 2 devices should normally be present dev 3 depth 2 The internal radio cellular module dev 4 depth 2 your test device If the device in dev4 depth 2 device is not present and this same d...

Page 27: ...ile 0 Async Driver Revision 1 19 Int clk Wi Fi Revision 2 0 Ethernet Port Isolate Driver Revision 1 11 Firewall Revision 1 0 EventEdit Revision 1 0 Timer Module Revision 1 1 If the router is not in Port Isolate Mode then issue the following commands ethvlan reboot Configure ETH ports 1 to 3 with a valid and free IP address on the same subnet as your test PC e g eth 1 ipaddr 10 1 208 51 eth 2 ipadd...

Page 28: ...t still connected to Serial 0 of the WR44v2 launch Flashwriter again ensure that the correct PC comm port number is selected and click on Check Serial from the Advanced menu of FlashWriter When the following prompt is received As you are testing Serial 0 just click OK You should see this ...

Page 29: ...ify cabling please repeat this procedure on a known working router If the test is successful on a known working router but repeatedly fails on the router under test then please request an RMA with reason Flashwriter DCD test fail Problem with DTR DTR is off and should be ON To verify cabling please repeat this procedure on a known working router If the test is successful on a known working router ...

Page 30: ...le to establish a clear cut PASS FAIL test The performance of the line will vary according to other users and the time of day Cable routing and dirty connectors can also significantly affect the performance Without specialist equipment a DSL test is always going to be somewhat subjective It is first necessary to establish a baseline for your DSL test You need to test with a known good router on a ...

Page 31: ... 11 9 Cells 0 N A FEC 1726 0 CRC 5 0 HEC 226 0 OK Ensure the status is Show Time to confirm it has trained up and then make a note of the Operational Mode Downstream speed Upstream Speed Attenuation Noise Margin Firmware Version Ensure the operational mode is correct for the line e g if the fastest mode the line supports is ADSL2 then this should be the mode that is negotiated It would be wise to ...

Page 32: ... 3 If the golden unit is reconnected and it trains up at the usual speed and noise margin for the golden unit Then there is cause for concern Please check the ADSL chipset firmware version of the golden router and the suspected golden router are the same Firmware Version SW 1 11 in above example If not take steps to ensure they are the same and re test If there is still a problem please include th...

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