调制解调器命令

例句：

1. 1. The phone company's website provides detailed instructions on how to use the modem.
   电话公司的网站提供了如何使用调制解调器的详细指导。
2. 2. The technician needs to enter the modem's username and password to connect to the network.
   技术人员需要输入调制解调器的用户名和密码才能连接到网络。
3. 3. The customer service representative explained that the modem was not functioning properly, which led to the problem.
   客户服务代表解释说调制解调器没有正常工作，这是导致问题的原因。