The frame data area contains a datagram.
帧数据区含有一个数据体。
Creates either a stream or a datagram socket.
创建数据流或数据报套接字。
Asynchronous datagram channels and multicasting.
异步数据报通道与多播。
Sending a datagram is analogous to mailing someone a letter.
发送一个数据报就类似于寄给某人一封信。
Notice that both datagram (packet) and stream connections are supported.
注意同时提供了对数据包(packet)和流连接的支持。
Datagram distribution services for small messages and network broadcasts.
数据报分布服务，用于小消息和网络广播。
UDP packet or user datagram: UDP is an unreliable, connectionless protocol.
UD p包或用户数据报：udp是不可靠、无连接的协议。
User Datagram protocol (UDP) is a protocol for sending data on an IP-network.
用户数据报协议(udp)是一个ip网络协议发送数据。
Datagram communication is a method of web communication with high efficiency.
数据报通讯是一个高效的网络通讯方式。
But watch out for User Datagram Protocol (UDP) -this no longer holds true there.
但是请注意用户数据报协议(user Datagram Protocol,UDP)，对它来说，这一点并不成立。
This is one of the key differences between TCP and the User Datagram Protocol (UDP).
这是TCP与 UDP（User Datagram Protocol，用户数据报协议）的一个重要区别。
This process is repeated until the datagram can be delivered to its destination host.
这个过程将反复进行，直到能够将数据报传递到其目的地主机为止。
And here is a URI for a datagram connection for sending to a server on a certain port.
这里是数据报连接用来在某端口将数据报发送到服务器的一个uri。
Internet Protocol (IP) provides a host-to-host packet — or datagram — delivery service.
网际协议(IP)提供“主机对主机”包(或数据报)传递服务。
Audio and video streams are preferably transmitted through the User Datagram Protocol (UDP).
音频和视频流通过用户数据报协议(user Datagram Protocol,UDP)传输较为可取。
Now, we open the datagram channel and set up the options for multicasting, as shown in Listing 4.
现在，打开数据报通道并设置多播选项，如清单4所示。
When a datagram is forwarded by a gateway, it decreases the value in the time to live field by one.
当数据报经过网关转发时，它就将生存时间字段中的值减一。
Plain IP packet, or IP datagram: IP packets are used to encapsulate any of the following protocols.
普通IP包或IP数据报：IP包可用来封装以下任何协议。
Protocol also handles the sending and receiving of messages using a datagram or serial port connection.
Protocol还处理使用数据报或串行端口连接的消息发送与接收。
Typically, ICMP is used to report errors in datagram processing on a host. Some functions of ICMP include.
通常，ICMP用来报告主机上数据报处理中的错误。
Whereas NBT ran on TCP and User Datagram Protocol (UDP) ports 137-139, direct hosting USES TCP and UDP port 445.
尽管NBT在tcp和userDatagramProtocol (udp)端口137- 139上运行，直接托管使用TCP和UD p端口445。
The server can then send a datagram to the address and port for the client to receive, as shown in Listing 5.
服务器可以向特定地址和端口发送数据报，供客户端接收，如清单5所示。
Along its way, the datagram will get sent to Gateway G, which will in turn forward it to its destination host.
在传输过程中，数据报将被发送到网关G，而网关 G 又会将它转发到目的地主机。
IP provides the most basic form of datagram delivery across the boundaries of the underlying physical networks.
IP在底层物理网络的边界之间提供最基本的数据报传递形式。
To realize automatic response, a method that utilizes SNMP protocol datagram to control network devices is used.
为实现自动化的响应，本文采用了通过SNMP协议数据报去控制网络设备的方法。
If you also want to scan the User Datagram Protocol (UDP) ports, you must specify the -su options, as shown here in Listing 3.
如果您还希望扫描用户数据报协议(udp)端口，那么您必须指定- su选项，如清单3中所示。
The two most popular transport layer protocols are the transmission control protocol (TCP) and the user datagram protocol (UDP)
两种最流行的传输层协议是传输控制协议（TCP）和用户数据报协议（UDP）
The two most popular transport layer protocols are the transmission control protocol (TCP) and the user datagram protocol (UDP)
两种最流行的传输层协议是传输控制协议（TCP）和用户数据报协议（UDP）
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