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Wotumm 👋  🔧 How to Achieve NAM-like Control on Modern Phones 1. Understand What Replaced NAM SIM / eSIM profiles replaced NAM fields (MIN, SID, PRL, etc.). Instead of keying them in manually, you now provision or inject SIM/eSIM profiles. The “programming” happens in the SIM card or in an eUICC (embedded SIM chip) 2. Tools Technicians Use Today Depending on the network type and your role, here are your options: 🔹 For physical SIM cards Use a SIM card reader/writer (with software like Sysmocom, MagicSIM, or Cardpeek). You can program or clone SIMs if you have the carrier keys (Ki, OPc). Without keys, you can’t authenticate to a live network — carriers guard these tightly. 🔹 For eSIM (modern NAM equivalent) Use SM-DP+ servers (Subscription Manager Data Preparation). Carriers issue QR codes or activation strings that load an eSIM profile. For lab/testing, you can generate your own test eSIMs if you have access to an eSIM management platform (Gemalto, G+D, or open-source testbeds)....

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