The three layers described above provide an integrated and standardized network platform to allow service providers to offer a variety of multimedia services in the service layer.
上面描述的三个层提供了一个集成的标准网络平台，以允许服务提供商在服务层中提供各种多媒体服务。
NetBIOS provides a name services layer responsible for network browsing and name lookups.
NetBIOS提供一个名称服务层，负责网络浏览和名称查找。
Each layer employs the services of the layer underneath, which enables a top layer protocol to transmit messages over the physical network.
每个层都使用下面一层的服务，这使得顶层协议能够在物理网络上传输消息。
Which layer of the OSI model provides network services to processes in electronic mail and file transfer programs?
在OSI模型的那一层提供网路服务去处理电子邮件何档案传输程式?。
An important question is what kind of services the network layer provides to the transport layer.
这个网路层提供的是哪种服务到传输层是一个重要的问题。
To achieve this goal, the transport layer makes use of the services provided by the network layer.
为了实现这个目标，传输层需要用到网络层提供的服务。
The Secure Ether Network Card, which is a sort of safety, integrates the data encryption technology into the network card and provides the encryption and the authentication services to the link layer.
保密以太网卡是将数据加密技术集成到网卡上，对链路层数据提供加密和认证服务的安全设备。
Theoretical analysis demonstrates that the new method is transparent to the upper layer applications and underlying network services, backward compatible, easy to deploy and cost effective.
理论分析表明，该技术具有对上层应用和底层网络服务透明、节省开销、部署灵活、向后兼容等优点。
The SPX layer sits on top of the IPX layer (layer 3) and provides connection-oriented services between two nodes on the network.
SPX层位于IPX层(第三层)之上，可以为网络的两个节点提供基于连接的服务。
The SPX layer sits on top of the IPX layer (layer 3) and provides connection-oriented services between two nodes on the network.
SPX层位于IPX层(第三层)之上，可以为网络的两个节点提供基于连接的服务。
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