SIM900 GPRS/GSM Shield Board Quad-Band Kit For Arduino

hello bought gsm shield arduino when run examples gsm library gsm not correspoding
also have put jumpers hardware switch enable gprs shield..
what wrong ?.

the examples provided ide intended use official arduino gsm/gprs shield uses quectel m10, not sim900. may work if edit files suit shield i/o.

could provide link shield bought?

Arduino Forum > Using Arduino > Networking, Protocols, and Devices (Moderator: fabioc84) > SIM900 GPRS/GSM Shield Board Quad-Band Kit For Arduino

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