Mobile Messaging Technologies and Services: SMS, EMS and MMS
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With SMS, several modes are possible for addressing message recipients. The most common addressing mode consists of using the Mobile Station ISDN Number (MSISDN) in the [ITU-E.164] format (e.g., þ33612345678). However, other less commonly used addressing modes are available such as Email addressing, as defined by the IETF in [RFC-2822], or operator specific numbering schemes (short codes for instance). An optional addressing feature of SMS consists of conveying sub-addressing information as part of a message. The sub-addressing information is appended at the end of the recipient address by the originator SME before message sending. When this scheme is applied, the SMSC extracts the sub-addressing information from the recipient...
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