# Legacy **URL:** https://forum.sierrawireless.com/c/legacy/11.md?page=1 [Latest](https://forum.sierrawireless.com/latest.md) · [Categories](https://forum.sierrawireless.com/categories.md) · [Tags](https://forum.sierrawireless.com/tags.md) **Page:** 2 --- ## [Help with Wavecom modems - Differences - I am really new to this](https://forum.sierrawireless.com/t/help-with-wavecom-modems-differences-i-am-really-new-to-this/28902)
**Author:** [@rkqkyb9j](https://forum.sierrawireless.com/u/rkqkyb9j)\ **Replies:** 1\ **Last updated:** [January 31, 2023, 8:21am UTC](https://forum.sierrawireless.com/t/help-with-wavecom-modems-differences-i-am-really-new-to-this/28902 "2023-01-31T08:21:32Z")
Hello, I want to buy a 8 port GSM modem and on aliepexress I see they are using different modems from Wavecom. But I can’t find any information about these modems. I just have this information: Q2406 dual band 900/18… --- ## [Close TCP connection for Direct data flow](https://forum.sierrawireless.com/t/close-tcp-connection-for-direct-data-flow/19226)
**Author:** [@anand](https://forum.sierrawireless.com/u/anand)\ **Replies:** 4\ **Last updated:** [January 12, 2023, 12:37pm UTC](https://forum.sierrawireless.com/t/close-tcp-connection-for-direct-data-flow/19226 "2023-01-12T12:37:52Z")
HI, I am using BX3105 module for one of my project. In that, I used AT+KTCPSTART=1 to start direct flow communication with server. After starting this mode I'm not able to use AT commands. So, I need to exit from that… --- ## [Firmware package 7.54.0.A1 for SL808xT/BT digital signature revoked by Sierra Wireless? Has it been compromised?](https://forum.sierrawireless.com/t/firmware-package-7-54-0-a1-for-sl808xt-bt-digital-signature-revoked-by-sierra-wireless-has-it-been-compromised/28032)
**Author:** [@clickndeploy](https://forum.sierrawireless.com/u/clickndeploy)\ **Replies:** 8\ **Last updated:** [October 6, 2022, 4:08am UTC](https://forum.sierrawireless.com/t/firmware-package-7-54-0-a1-for-sl808xt-bt-digital-signature-revoked-by-sierra-wireless-has-it-been-compromised/28032 "2022-10-06T04:08:09Z")
Has anyone used the Firmware package 7.54.0.A1 for SL808xT/BT package? I noticed that the digital signature for Firmware package 7.54.0.A1 for SL808xT/BT, R7.54.0.A1.201603171313.SL808xA\_22\_1.exe digital signature has b… --- ## [SL8082T Firmware Upgrade Program](https://forum.sierrawireless.com/t/sl8082t-firmware-upgrade-program/8597)
**Author:** [@randy95d8](https://forum.sierrawireless.com/u/randy95d8)\ **Replies:** 10\ **Last updated:** [October 5, 2022, 3:36pm UTC](https://forum.sierrawireless.com/t/sl8082t-firmware-upgrade-program/8597 "2022-10-05T15:36:39Z")
Hello, I have the following two problems that welcome suggestions. I tried to upgrade the firmware of SL8082T using both R7.53.1.A1.201504291449\_SL808x.exe and R7.54.0.A1.201603171313.SL808xA\_22\_1.exe In both cases… --- ## [Lamar Van Dusen: Telecommunications Engineer](https://forum.sierrawireless.com/t/lamar-van-dusen-telecommunications-engineer/27733)
**Author:** [@christian.davies](https://forum.sierrawireless.com/u/christian.davies)\ **Replies:** 0\ **Last updated:** [August 29, 2022, 12:43pm UTC](https://forum.sierrawireless.com/t/lamar-van-dusen-telecommunications-engineer/27733 "2022-08-29T12:43:24Z")
Lamar Van Dusen about Telecommunications Engineer. Lamar Van Dusen says telecommunications engineers and telecom engineers are specialists in managing information like voice, video, calls, and text over various methods o… --- ## [Не работает CSD на GR64001\_8KA007](https://forum.sierrawireless.com/t/csd-gr64001-8ka007/27163)
**Author:** [@Nikolai.Mozhnjakov](https://forum.sierrawireless.com/u/Nikolai.Mozhnjakov)\ **Replies:** 0\ **Last updated:** [June 3, 2022, 5:11am UTC](https://forum.sierrawireless.com/t/csd-gr64001-8ka007/27163 "2022-06-03T05:11:36Z")
При использовании SIM-карт с напряжением питания 3V в модулях GR64001\_8KD507 и GR64001\_8KA007 (при поступлении вызова от сервера ) CSD работает нормально. При использовании SIM-карт с напряжением питания 1,8V в модуле G… --- ## [Connecting a HDD to a Q268X](https://forum.sierrawireless.com/t/connecting-a-hdd-to-a-q268x/1358)
**Author:** [@STS](https://forum.sierrawireless.com/u/STS)\ **Replies:** 2\ **Last updated:** [April 27, 2022, 3:20am UTC](https://forum.sierrawireless.com/t/connecting-a-hdd-to-a-q268x/1358 "2022-04-27T03:20:07Z")
Is there a hardware interface and software available to connect a 2.5" Hard Disc Drive (Laptop’s HDD) to a Q2686 or Q2687. I’m trying to record the microphone input to a HDD? Is this possible? Regards. Derek --- ## [Skylight unable to send and receive SMS on Win10](https://forum.sierrawireless.com/t/skylight-unable-to-send-and-receive-sms-on-win10/26734)
**Author:** [@saintofinternet](https://forum.sierrawireless.com/u/saintofinternet)\ **Replies:** 3\ **Last updated:** [April 7, 2022, 7:24am UTC](https://forum.sierrawireless.com/t/skylight-unable-to-send-and-receive-sms-on-win10/26734 "2022-04-07T07:24:23Z")
Hello, I installed the Skylight (6.0.4814.003) on Win10 machine today . I am able to connect to the 4G and the data connectivity is working perfect however the Skylight fails to send and receive SMS/Text Messages. The… --- ## [Upgrade error with AirVantage Platform](https://forum.sierrawireless.com/t/upgrade-error-with-airvantage-platform/26492)
**Author:** [@JFTWIT](https://forum.sierrawireless.com/u/JFTWIT)\ **Replies:** 7\ **Last updated:** [March 9, 2022, 1:58pm UTC](https://forum.sierrawireless.com/t/upgrade-error-with-airvantage-platform/26492 "2022-03-09T13:58:16Z")
Hello, I set up and activated the firmware update on AirVantage Platform, of my HL8548 modem to v5.5.26 which is the latest version available. After a few minutes, my modem restarted by itself. Since then it transmits… --- ## [HL8549 replacement with certification (ANATEL)](https://forum.sierrawireless.com/t/hl8549-replacement-with-certification-anatel/26340)
**Author:** [@claudio.dhein](https://forum.sierrawireless.com/u/claudio.dhein)\ **Replies:** 2\ **Last updated:** [February 23, 2022, 12:31pm UTC](https://forum.sierrawireless.com/t/hl8549-replacement-with-certification-anatel/26340 "2022-02-23T12:31:18Z")
Hi, please would like to know what is a recommended replacement for the obsoleted HL8549 with Anatel certification, must have 3G and 2G too! Thanks! --- ## [Q2686RD 7.46 - two strange problems](https://forum.sierrawireless.com/t/q2686rd-7-46-two-strange-problems/26089)
**Author:** [@satanasov](https://forum.sierrawireless.com/u/satanasov)\ **Replies:** 4\ **Last updated:** [January 28, 2022, 1:59pm UTC](https://forum.sierrawireless.com/t/q2686rd-7-46-two-strange-problems/26089 "2022-01-28T13:59:05Z")
Hi guys! I have been using the Q2686 for a long time and since 2G is still available here (Bulgaria) I still use it. But over the years, I have encountered two problems that I have not been able to solve. The module … --- ## [AirPrime XA1130 units do not get GNSS data](https://forum.sierrawireless.com/t/airprime-xa1130-units-do-not-get-gnss-data/26034)
**Author:** [@k.selyunin](https://forum.sierrawireless.com/u/k.selyunin)\ **Replies:** 0\ **Last updated:** [January 20, 2022, 9:42pm UTC](https://forum.sierrawireless.com/t/airprime-xa1130-units-do-not-get-gnss-data/26034 "2022-01-20T21:42:39Z")
We have the product where we use either XA1110 or XA1130 GNSS modules. The one with XA1110 works just fine, and are able to get the GNSS data without problem. The XA1130 modules, on the other hand, are not able to recei… --- ## [Maxim 1-wire serial bus (SL808x)](https://forum.sierrawireless.com/t/maxim-1-wire-serial-bus-sl808x/6421)
**Author:** [@atonyb](https://forum.sierrawireless.com/u/atonyb)\ **Replies:** 4\ **Last updated:** [July 17, 2013, 6:48am UTC](https://forum.sierrawireless.com/t/maxim-1-wire-serial-bus-sl808x/6421 "2013-07-17T06:48:10Z")
Hi Guys, Has anyone tried, or is it even possible, to implement Maxims 1-wire bus on an SL module? Specifically SL808x? ( maximintegrated.com/app-note … .mvp/id/74 ) I haven’t got familiar enough with development yet,… --- ## [NCC ID for EM 7421](https://forum.sierrawireless.com/t/ncc-id-for-em-7421/25057)
**Author:** [@cblair](https://forum.sierrawireless.com/u/cblair)\ **Replies:** 1\ **Last updated:** [September 30, 2021, 12:13am UTC](https://forum.sierrawireless.com/t/ncc-id-for-em-7421/25057 "2021-09-30T00:13:11Z")
Hi. I am just trying to find the NCC ID for The Airprime EM 7421. --- ## [SL808x vs SL808xBTR profile usage](https://forum.sierrawireless.com/t/sl808x-vs-sl808xbtr-profile-usage/24726)
**Author:** [@cmoloney](https://forum.sierrawireless.com/u/cmoloney)\ **Replies:** 13\ **Last updated:** [September 27, 2021, 7:51am UTC](https://forum.sierrawireless.com/t/sl808x-vs-sl808xbtr-profile-usage/24726 "2021-09-27T07:51:53Z")
We have older procuct using the SL8084 and some newer product using the SL8084BTR. We are finding that the PDP profile for GPRS can be any value in the SL8084 but must be profile 1 in the SL8084BTR. eg both have at +CG… --- ## [Cannot switch on echo cancellation](https://forum.sierrawireless.com/t/cannot-switch-on-echo-cancellation/24897)
**Author:** [@martin.falkner](https://forum.sierrawireless.com/u/martin.falkner)\ **Replies:** 7\ **Last updated:** [September 15, 2021, 4:50pm UTC](https://forum.sierrawireless.com/t/cannot-switch-on-echo-cancellation/24897 "2021-09-15T16:50:30Z")
What is wrong if I get an error when sending the AT+ECHO? command? at+wctm? +WCTM: 0 OK at+wddm? +WDDM: 0 OK at+echo? +CME ERROR: 3 According to the manual, this commend should be available on version 7.45 of Q2… --- ## [Q2687 Network Registration Time](https://forum.sierrawireless.com/t/q2687-network-registration-time/24732)
**Author:** [@martin.falkner](https://forum.sierrawireless.com/u/martin.falkner)\ **Replies:** 16\ **Last updated:** [September 6, 2021, 2:22pm UTC](https://forum.sierrawireless.com/t/q2687-network-registration-time/24732 "2021-09-06T14:22:58Z")
We have got more and more customers that send their units with an AirPrime Q2687 back for repair, claiming that those units do not connect to the network anymore. Those units have been in operation for years without any … --- ## [UI Com port](https://forum.sierrawireless.com/t/ui-com-port/24781)
**Author:** [@valdur2000](https://forum.sierrawireless.com/u/valdur2000)\ **Replies:** 9\ **Last updated:** [September 3, 2021, 9:06am UTC](https://forum.sierrawireless.com/t/ui-com-port/24781 "2021-09-03T09:06:53Z")
Hello, where i can find driver for Windows7/10 for AirPrime SL8082t for UI Com port (user interface Com port). I will work in Terminal --- ## [MC7750 QDL / EDL Mode 05c6:9008 - Hard Brick ?!](https://forum.sierrawireless.com/t/mc7750-qdl-edl-mode-05c6-9008-hard-brick/24290)
**Author:** [@simsum](https://forum.sierrawireless.com/u/simsum)\ **Replies:** 3\ **Last updated:** [August 5, 2021, 4:14am UTC](https://forum.sierrawireless.com/t/mc7750-qdl-edl-mode-05c6-9008-hard-brick/24290 "2021-08-05T04:14:24Z")
Hello everyone. I want to share a weird state of my MC7750. It shows up in QDL - maybe even EDL - mode as 05c6:9008. FW Download does not work with qmi-firmware-update or firmware tools in Sierra SDK. So I ended up using… --- ## [AT command for setting IP address](https://forum.sierrawireless.com/t/at-command-for-setting-ip-address/75)
**Author:** [@wookee\_tsu](https://forum.sierrawireless.com/u/wookee_tsu)\ **Replies:** 6\ **Last updated:** [July 29, 2021, 12:44am UTC](https://forum.sierrawireless.com/t/at-command-for-setting-ip-address/75 "2021-07-29T00:44:07Z")
In my TCP app,i use “AT+SETDNS=DNSIP1,DNSIP2” set DNS1 and DNS2.But i can’t get the value of paras-\>NbPara,which always is Zero in debug mode(TMT).Can you tell me the reason?Very thanks sample: AT+SETDNS=192.168.1.1,192… --- ## [Windows 7 HL8548 drivers](https://forum.sierrawireless.com/t/windows-7-hl8548-drivers/24355)
**Author:** [@rafael.dias](https://forum.sierrawireless.com/u/rafael.dias)\ **Replies:** 2\ **Last updated:** [July 26, 2021, 9:06am UTC](https://forum.sierrawireless.com/t/windows-7-hl8548-drivers/24355 "2021-07-26T09:06:19Z")
Hi! I have to downgrade the firmware of my 3G modem from RHL85xx.5.5.26.0.201912270948.x6250\_5 to RHL85xx.5.5.24.2.201710111800.x6250\_2. (with the last fw, download using the AirPrime, the modem dead) I have a MangoOh … --- ## [Device position in AirVantage](https://forum.sierrawireless.com/t/device-position-in-airvantage/24322)
**Author:** [@georges.torval91](https://forum.sierrawireless.com/u/georges.torval91)\ **Replies:** 3\ **Last updated:** [July 22, 2021, 7:29am UTC](https://forum.sierrawireless.com/t/device-position-in-airvantage/24322 "2021-07-22T07:29:13Z")
What i should do to get and track my device location on the AV map please? this information doesn’t exist in the user guide. Thanks --- ## [Loop problem](https://forum.sierrawireless.com/t/loop-problem/96)
**Author:** [@hoodooman](https://forum.sierrawireless.com/u/hoodooman)\ **Replies:** 5\ **Last updated:** [November 3, 2005, 4:12pm UTC](https://forum.sierrawireless.com/t/loop-problem/96 "2005-11-03T16:12:25Z")
\#include "adl\_global.h" u32 wm\_apmCustomStack \[ 256 \]; const u16 wm\_apmCustomStackSize = sizeof ( wm\_apmCustomStack ); u8 go=0; bool Wind4\_Handler(adl\_atUnsolicited\_t \*paras) { adl\_atUnSoUnSubscribe("+WIND: 4",(adl\_a… --- ## [Windows USB driver for SL8082T module crashed](https://forum.sierrawireless.com/t/windows-usb-driver-for-sl8082t-module-crashed/23775)
**Author:** [@clickndeploy](https://forum.sierrawireless.com/u/clickndeploy)\ **Replies:** 5\ **Last updated:** [June 3, 2021, 6:32am UTC](https://forum.sierrawireless.com/t/windows-usb-driver-for-sl8082t-module-crashed/23775 "2021-06-03T06:32:41Z")
My customer encountered an issue using a modem that uses the SL8082T module on Windows 2016. Windows crashed and the issue appears to be with swiwdmbx64.sys. I’m using the USB driver from this page - https://source.sie… --- ## [BX3105 hardware flowcontrol not working for Firmware 2.5.0](https://forum.sierrawireless.com/t/bx3105-hardware-flowcontrol-not-working-for-firmware-2-5-0/15634)
**Author:** [@dteunissen](https://forum.sierrawireless.com/u/dteunissen)\ **Replies:** 8\ **Last updated:** [May 14, 2021, 2:02pm UTC](https://forum.sierrawireless.com/t/bx3105-hardware-flowcontrol-not-working-for-firmware-2-5-0/15634 "2021-05-14T14:02:58Z")
Hi! Recently we bought a dev kit for the BX3105 to develop a wireless application. At first we spend some time getting familiar with the module by using the USB connection and Putty to connect and send commands. This… --- ## [AT Command password on EM7565](https://forum.sierrawireless.com/t/at-command-password-on-em7565/23529)
**Author:** [@skumar](https://forum.sierrawireless.com/u/skumar)\ **Replies:** 2\ **Last updated:** [April 28, 2021, 5:30pm UTC](https://forum.sierrawireless.com/t/at-command-password-on-em7565/23529 "2021-04-28T17:30:59Z")
I am unable to operate the AT command on EM7565. For example, if I try AT!CUSTOM=“WAKEHOSTEN”,3 it outputs ERROR. It seems these commands need password and I don’t it. How do I get password for AT commands? The spec s… --- ## [SL8082BT stops receiving data](https://forum.sierrawireless.com/t/sl8082bt-stops-receiving-data/23413)
**Author:** [@mapart](https://forum.sierrawireless.com/u/mapart)\ **Replies:** 0\ **Last updated:** [April 13, 2021, 11:55am UTC](https://forum.sierrawireless.com/t/sl8082bt-stops-receiving-data/23413 "2021-04-13T11:55:32Z")
Hi, We have an issue with the SL8082BT that it stops receiving data after 32 calls to the ADL\_FCM\_FLOW\_GPRS datahandler. Our application subscribes to the GPRS-flow using the following piece of code. adl\_fcmSubscribe(… --- ## [Wavecom Q2406B GSM Modem Bootloader Mode](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-bootloader-mode/22686)
**Author:** [@johncolours23](https://forum.sierrawireless.com/u/johncolours23)\ **Replies:** 3\ **Last updated:** [January 29, 2021, 9:21am UTC](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-bootloader-mode/22686 "2021-01-29T09:21:24Z")
I need a very simple explanation as to how to put my GSM Modem into bootloader mode. I have little to no knowledge on circuits and motherboards so the explanation has to be as simple as possible, simple enough that a ch… --- ## [Wavecom Q2406B GSM Modem IMEI Change](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-imei-change/22656)
**Author:** [@johncolours23](https://forum.sierrawireless.com/u/johncolours23)\ **Replies:** 30\ **Last updated:** [January 29, 2021, 12:33am UTC](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-imei-change/22656 "2021-01-29T00:33:37Z")
I have the Wavecom Q2406B GSM Modem, however I have put in some new sim cards in and the Modem is no longer sending any sms messages. I have tried AT Commands: AT + EGMR = 1,7,“NEW IMEI”, however I keep getting Error … --- ## [Wavecom Q2406B GSM Modem and DWLWin Status - Cannot boot up remote CPU](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-and-dwlwin-status-cannot-boot-up-remote-cpu/22667)
**Author:** [@johncolours23](https://forum.sierrawireless.com/u/johncolours23)\ **Replies:** 2\ **Last updated:** [January 26, 2021, 11:45am UTC](https://forum.sierrawireless.com/t/wavecom-q2406b-gsm-modem-and-dwlwin-status-cannot-boot-up-remote-cpu/22667 "2021-01-26T11:45:00Z")
I have been trying to download firmware to my GSM Modem using DWLWin. However every time I initiate the download it stops after a second and I get this message “Status - Cannot boot up remote CPU”. My GSM is plugged in … [Previous page](https://forum.sierrawireless.com/c/legacy/11.md) [Next page](https://forum.sierrawireless.com/c/legacy/11.md?page=2)