Appendix
Appendix A - Terms and definition Appendix B - References Appendix C - Mobile message types Appendix D - Database connection Strings Appendix E - SMS alphabet (the 7 bit default alphabet of GSM phones) Appendix F - GSM error codes Appendix G - SMSC settings Appendix H - MMSC settings Appendix I - GSM operators (service providers) Appendix J - SMPP providers (service providers) Appendix K - GSM modems, phones (supported hardware) Appendix L - Error codes Appendix M - Country codes Appendix O - SMPP Error codes Appendix W - Wireshark captureMore information