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ҵ;绰VOIP




  
     
      
      
    
     
      
    
     
      
      
    
     
       
      
          
             
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          # ڳ;0.15-0.18Ԫ/ӽ(Ե㹦ܣԤ滰ṩ豸ѯ)
          
          # ʱѯѼϸͨ嵥ɰÿ졢ÿѯͳƣͼΪͨ굥
          
          
          # ҵڲ֧Ϻֹ˾뱱ֹ˾֮䣩
          
          
          
          
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          1 ˾ʹõſ룬ֱʹô˿뷽ʽʵVOIP绰۵VOIPѣҵʡѡ÷IP 绰ͨPSTN绰ͨÿ绰ܹIP绰ͨͨPSTN绰ַֻͨԭе豸ϣһýأأ豸УΪܹ˾ֹ˾֧ȡؿԼܹ˾һ̨ϣ߼ڹϵһ̨ط
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          2 ˾ڲͨ绰ʵַֻתֱԭеĵ绰·ʹҵЧԴԼӪɱ߹ʵЧ
          3 ͨڸֹ˾װ豸ʵֹ˾֧䣨Ϻֹ˾뱱ֹ˾ȣͨѡ
          4 ѡͨ·ԭͨ9ͨ绰·ߣֿͨò5߿ߣ轻֧֣ʵֽʡѵͬʱ֤˾绰жϡ
          5 ڷ֧Աʱֻʹÿɡ
          
          
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