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| First Page | Document Content | |
|---|---|---|
 Date: 2012-08-17 04:57:48Unstructured Supplementary Service Data Electronic engineering Telephony Extensible Messaging and Presence Protocol JSLEE SIGTRAN Technology USSD Gateway Electronics |
| First Page | Document Content | |
|---|---|---|
Date: 2012-08-17 04:57:48Unstructured Supplementary Service Data Electronic engineering Telephony Extensible Messaging and Presence Protocol JSLEE SIGTRAN Technology USSD Gateway Electronics |
