Best practices
Proactively prevent connectivity issues.
By Jonas and 3 others4 authors15 articles
- Onboarding checklistA few important things to know before you deploy.
- Improve coverage with automatic network selectionFind out how leaving PLMN lists blank reduces SIM registration times, saves power, and reduces the chances of a poor-quality connection.
- How to make the most out of Onomondo’s Insight ToolsA step-by-step guide on troubleshooting connectivity issues.
- Implementing Connectivity Recovery ModeDevices are capable of behaving abnormally and can be lost without a connectivity recovery mode.
- Recommended Robustness TestsLearn about SIM and device interaction during development. It can help prevent surprises after deployment.
- What is the FPLMN (forbidden network) list on a SIM?The FPLMN list on a SIM tells a modem which networks it can’t connect to.
- How to clear the FPLMN list on the SIMFPLMN can be cleared either with AT commands or through physical removal of the SIM.
- Can we send an SMS to the units to clear the FPLMN lists?No, unless the modem is set up to interpret such SMS commands and currently registered on the network for GSM services.
- What's the maximum size of MTU on Onomondo network?Onomondo supports max. MTU of 1360 for regular traffic and 1280 for VPN connections.
- How do I add a Network Preference List (PLMN)?Network preference lists prioritize specific networks over others, even if the preferred network has a weak signal.
- How to subscribe to the Onomondo Status Page?Go to status.onomondo.com and click on "Subscribe to updates".
- How often do I need to clear FPLMN?It depends on the use case. Consult your hardware manufacturer for guidance.
- Optimizing cellular modem network selection for LTE modems with 2G fallbackUnderstand the selection process and enable your modem to make smarter, more efficient network choices.
- The IoT Code of ConductThis guide can help you design IoT deployments that are built for efficiency, robustness and security.
- Can I use an Onomondo SIM in my phone?Yes. However, remember that Onomondo SIMs are designed for IoT devices, not mobile phones.