To allocate an Internet protocol control block, in_pcballoc() is called.

要分配 Internet 协议控制块，可调用 in_pcballoc()。

youdao

Recall that the Internet protocol (IP) is the core network layer protocol that sits below the transport protocol (most commonly the Transmission Control protocol, or TCP).

回想一下，Internet Protocol (IP)是传输协议(通常称为传输控制协议或TCP)下面的核心网络层协议。

youdao

The result was a suite of internetworking protocols known as TCP/IP (after the first two protocols defined by the standard, Transmission Control Protocol and Internet Protocol).

结果，名为TCP/IP的一套网络互联协议（在首批标准化的两个协议——即传输控制层协议和互联网协议后）产生。

youdao

Discovered and submitted to the agency this past Monday, the exploit unearthed by Smith takes advantage of an "SNMP backdoor" : an internet protocol that allows for remote network administrative control without authentication.

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Known as TCP, the Transmission Control Protocol is core to the functioning of the the Internet.

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