| 摘要 |
<p>A communication charge sorting method comprising a step of counting first packets of a specific user transmitted through a communication line through which packets assumed to be for business use and packets assumed to be for private use are transmitted, a step of counting second packets of the specific user transmitted through a communication line through which only packets assumed to be for business use are transmitted, a step of calculating the business use packet ratio and the private use packet ratio from the counts of the first and second packets, and a step of calculating the communication charge for the business use and the communication charge for the private use from the calculated business use packet ratio, private use packet ratio, and the communication charge to the specific user.</p> |
