Cellular
Modem Diagnostics Tool - Enhanced - 6.0 Release
We now have a an an enhanced modem diagnostics tool that will help in trouble shooting LTE/5G connectivity, which is available after version 6.0.X Steps 1- Go to Tracking > Devices > Wireless Modem > Modem Diagnostics You will see a list of options ...
How To: Locating IMEI on Nodegrid
You have a couple of ways to get that data: WebUI Go to “Tracking->Devices->Wireless Modem” then click hyperlink for modem (mine is Channel-A) CLI Log into console of Nodegrid Run “shell sudo su –“ command to drop to linux shell Run “mmcli -L” ...
AT&T SIM is not connecting to LTE or losing connection unexpectedly on Sierra EM7565 modem
Sierra EM7565 modems where the AT&T carrier profile is utilizing the 01.14.02.00 firmware may experience connectivity issues including a failure to connect or unexpected modem resets. In Nodegrid OS, this profile is identified as 01.14.02.00_ATT. ...
How to prevent cellular modem from connecting using 3G
The Sierra EM7565 modem available in many Nodegrid devices supports both 4G and 3G connectivity. By default, the modem will first try to connect to relevant 4G networks available and only fall back to 3G when connecting via 4G fails. The result is ...
How to enable and access Persistent Logging
Because logging is stored in the volatile folder, the data will be lost after a reboot or power outage. When these logs are important to troubleshooting, Persistent Logging can be enabled to retain a copy in the event of a restart. To enable ...
What signal levels are required for LTE cellular connections?
The exact thresholds for maintaining an LTE connection or higher data speeds will vary per carrier. The charts below provides general guidelines. In order to see the current signal levels: Log into the Nodegrid appliance as admin Access the root ...
Which Countries are Nodegrid Appliances Certified in for Cellular
This list applies to Nodegrid Serial Console Plus (NSCP), Net Services Router (NSR), Gate SR (GSR), Link SR (LSR), and Bold SR (BSR): Austria Belgium Brazil Bulgaria Burma (Myanmar) Canada Croatia Cyprus Czech Republic Denmark Equatorial Guinea ...
LTE Modem : Current Band, Cell tower and Non-cached signal quality Information
In Nodegrid, if one needs to run 4G and 5G LTE modem speed tests, mmcli command can be used with different parameters. One needs to use modem specific commands to retrieve the following information, 1) The current band the modem is connected to ...
Which extended cellular modem antennas have been tested with Nodegrid appliances
This extended cellular modem antenna has been tested by ZPE with the cellular modems used in Nodegrid appliances successfully: Magneto MB.250.B Three Way Base Mount for LTE or Wi-Fi MIMO 2*2 antennas ...
Nodegrid appliances certified with US cellular carriers
ZPE Systems's appliances can work with any carrier in the world for 4G/LTE/5G connection, and in US ZPE is certified with the following carriers: Any questions? Send an email to support@zpesystems.com.
How antennas should be connected to M.2 modems installed in an NSR
To prevent interference, the antenna connectors for each channel are split onto opposite sides of the module. This may cause confusion as it is a reasonable assumption that the connectors are associated with the LEDS below. It is critical that the ...
Modem firmware files and upgrade process
As of June 01, 2020, all units shipped by ZPE should have the following firmware versions installed in each modem: SWI9X50C_01.07.02.00_ATT_002.008_004 SWI9X50C_01.08.04.00_GENERIC_002.012_001 SWI9X50C_01.08.04.00_VERIZON_002.015_002 Upgrading ...
Modem Troubleshooting
Modem Troubleshooting Note: The commands below need to be run from the root shell. This is accessed from the admin CLI by using: shell sudo su - List connected modems mmcli -L Found 1 modems: /org/freedesktop/ModemManager1/Modem/0 [Sierra Wireless, ...
Installing Firmware for the LTE Modem (Sierra EM7565)
Note: If cellular connectivity with the current SIM(s) and firmware provides reliable connectivity, there is no need to update the firmware. We only recommend updating firmware to potentially resolve technical issues. The link to download the latest ...
Configuring an LTE Connection
Log into your Nodegrid's Management Portal and then go to "Network::Connections". Click on the "Add" button. Give the new connection a "Name:" and be sure to select the correct "Type:" and "Interface:" (Mobile Broadband GSM and cdc-wdm0 is the modem ...
What is the APN for my Nodegrid SR to connect to 4G/LTE?
The Nodegrid SR appliances support the cellular connection from Verizon and AT&T, as well as other carriers. Depending on the data plan you may have acquired from the carrier, e.g., Public Static or Dynamic Private IP, the APN may differ. If the ...
What is the size of the SIM card for my NSR or Bold SR?
The Nodegrid Services Router (NSR) and Nodegrid Bold SR (BSR) support 2 cellular modems and dual SIM each. The size of the SIM cards is Micro.