the technology mentioned in 李昌玉's article is still traditional telephone



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送交者: steven 于 2005-6-03, 01:05:59:

回答: 中国的话费与美国的话费 由 eng 于 2005-6-02, 23:57:53:

CCIS7, aka SS7, based telephony technology. Calling China usually is through plain IDD. As for local call, typical monthly charges is about $20, including residencial line, caller id service and call waiting id plus tax. It isn't much.



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