Wrong APN after SIM swap

Sierra Wireless / Semtech · AirLink modem · Modem / cellular

Verified 2025-01-132 field confirmsSeverity: medium ~60 min

Safety

Qualified EVSE personnel only. Follow site LOTO and OEM HV / arc-flash boundaries. Not a substitute for OEM service manuals or AHJ requirements.

Full procedure requires solo+

Symptom teaser: Wrong APN after SIM swap on sierra-wireless (airlink): AirLink ALEOS / LED pattern shows MDM-APN. Techs see session abort or stall Unavailable until the ranked …

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