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Phase+2的移动台和网络 这具体指的是啥？
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问题答案
18
18phase1 contains services including:
voice telephony ，international roaming，basic fax data service（up to 9.6kbps），call forwarding，call barring，SMS
additional features were introduced in GSM phase2 including :
advice of charge话费通知，calling line identification来电显示， call waiting呼叫等待，call hold呼叫保持，conference calling电话会议，closed user groups集群网
cnsome of the enhancements offers by phase2+ include:
multiple service profiles，private numbering plans，access to center services
Phase1,Phase2,Phase2+ 是按功能划分的三代手机，现在GSM的是phase2
后期的手机比如phase2+基本都支持半-全速率 支持EDGE 支持保持数据业务的同时还可以接电话等等
希望能帮到楼主
voice telephony ，international roaming，basic fax data service（up to 9.6kbps），call forwarding，call barring，SMS
additional features were introduced in GSM phase2 including :
advice of charge话费通知，calling line identification来电显示， call waiting呼叫等待，call hold呼叫保持，conference calling电话会议，closed user groups集群网
cnsome of the enhancements offers by phase2+ include:
multiple service profiles，private numbering plans，access to center services
Phase1,Phase2,Phase2+ 是按功能划分的三代手机，现在GSM的是phase2
后期的手机比如phase2+基本都支持半-全速率 支持EDGE 支持保持数据业务的同时还可以接电话等等
希望能帮到楼主
回答者：OscarDon 回答时间：2011-12-03 12:11
