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 shell: shell sudo su -
- Get a list of the available modem(s): ls -l /dev/cdc-wdm*
- Get signal information for a specific modem: qmicli -d /dev/cdc-wdm0 --device-open-proxy --nas-get-signal-info
- Change cdc-wdm0 to reflect the specific modem's number; i.e. cdc-wdm1, cdc-wdm2, cdc-wdm3, etc
How to: Configure Failover for LTE connection
Assuming that you have already configured your LTE connection (How to: Configure a LTE/GSM Network Connection), it's most likely that you don't want it to be online/active, as it may incur unnecessary charges. For this reason, we will be configuring ...
Network Failover with Huawei E3276 USB Wireless Modem
The E3276 USB wireless modem reports itself as a network device. So you will have to add a network connection in Nodegrid that binds to it. Here are the steps: 1. Login as admin in the Web UI and browse to Network, then Connections. Click Add and ...
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 ...
Network Configuration via CLI
Example of configuring the ETH0 interface via CLI (please, replace the network values with your own information). Log in as admin to the Nodegrid console port or HDMI Type the following commands (in bold): [admin@nodegrid /]# cd ...
How to Configure Network Bridge on the Nodegrid Serial Console
Nodegrid Serial Console cascades, or daisy chains, network ports by implementing a network bridge between ports ETH0 and ETH1. In this configuration several NSC units can be used in cascade mode, all sharing the same network switch port, saving a ...