Linux操作系统总体上由Linux内核和GNU系统构成，具体来讲由4个主要部分构成，即Linux内核、Shell、文件系统和应用程序。内核、Shell和文件系统构成了操作系统的基本结构，使得用户可以运行程序、管理文件并使用系统。 内核是操作系统的核心，具有很多最基本 ...

how to Enable TCP/IP connection to a postgreSQL server.<BR><BR>FC3, postgreSQL 7.4.7<BR>the problem is when I try to connect to the server from pgAdmin III it gives ...

TCP/IP协议模型（Transmission Control Protocol/Internet Protocol），包含了一系列构成互联网基础的网络协议，是Internet的核心协议 ...

Part I of this article discussed tcpdump, a command-line utility that sniffs network traffic. Now let's see what it can do. Scenario 1: Established Telnet Connection Using tcpdump we can analyze the ...

When I use the netstat command to look at the open TCP/IP connections on my PC, there are connections that should be closed that are in the TIME_WAIT state. What is this, and why do connections stay ...

In the last newsletter, we began a discussion of TCP/IP and its 25th anniversary. One of the major shifts that IP brought about, of course, was the move from connection-oriented to connectionless ...

2019 年 9 月，6 名中国工程师走进联合国机构国际电信联盟（ITU）的会议室，向来自 40 多个国家的代表提出了一个「激进」的互联网协议提案：「New IP」。 这个新提案，由华为联合中国联通、中国电信、中国工信部（MIIT）策划，目的是替代现行的 TCP/IP 协议。

TCP wrappers are intended to provide wrapper daemons that can be installed without any changes to existing software. Most TCP/IP applications depend on the client/server model — i.e., when a client ...

I have an ASA 5505 running version 8.2(2). I am attempting to ftp from an internal machine to a remote ftp site. The connection actually establishes and it accepts the username and password. However, ...

Over the last several years, TCP/IP has gone from being the protocol that only geeks use, to a universal protocol that everyone uses, thanks to the widespread use of the Internet. TCP/IP has been ...