网络服务业的服务内容网络服务业是指以经营提供网络上相关应用服务的事业，如连线服务、域名服务、网络信息服务、广告服务、商业联机服务等。 连线服务是指网络服务业为消费者提供的连线上网服务。这是网络服务业最基本的和最主要的服务。消费者欲使用互联网，首先必须与网络 Network service industry service content Network service industry refers to the operation of the network to provide related services such as business, such as connection services, domain name services, network information services, advertising services, business online services. Connection service refers to the network service industry to provide consumers with access to Internet services. This is the most basic and most important service in the network service industry. Consumers want to use the Internet, first of all must be with the network