sigmo

Safely inspect and operate authorized Sigmo modems through MCP, including SIM/eSIM, SMS, USSD, mobile network, Internet routing, Wi-Fi Calling, VoLTE, and call-record tasks. Use when a user asks an agent to query or change a Sigmo-managed modem, SIM/eSIM profile, connectivity setting, message, USSD session, IMS setting, or call record.