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如何判断手机是否漫游 手机处于漫游状态时接听和拨出电话都必须增加一定的费用。要想判断是不是已经处于漫游状态,除了看地理位置外,还可用手机拨打17951(IP前缀号)+您已经到达的城市区号+到达城市的一个电话号码,由于您到达的城市一般不是您手机的开户地,所以一旦处在漫游状态时,系统会告诉您:“您拔的号码是空号”,而如果不处于漫游状态,听到的应该是正常的拨号声。
How to determine whether the phone is roaming When the phone is roaming to answer and make calls must increase the cost of a certain. In order to determine whether it is already in a roaming state, in addition to geographical location, you can also dial 17951 (IP prefix number) + you have arrived at the area code + a phone number to reach the city, because you arrive at the city is generally not your phone So when you are in a roaming state, you are told: “Your dial number is an empty number,” and if you are not roaming, you should hear a normal dial tone.