If you use 3G online, or other ways of charging the Internet by traffic, it becomes necessary to see how much traffic is used at any time.Now there are a lot of traffic calculation software on the Internet.You can download a traffic statistics software on the Internet.Take 3603G assistant as an example, after installing 360 security guards, open the {360 traffic firewall} under the function Daquan, select 3G little assistant. 打开后，您可以单击{ }来设置当月使用的流量，因此当您上网时，3G的小助手将帮助您自动计算当月使用的流量。