determine hostname from ip

Original link http://soft.chinabyte.com/os/281/11563281.shtml　The Linux operating system's hostname is a kernel variable that can be viewed by hostname commands to view the hostname of the machine.　　You can also view it directly

Linux hostname modification explanation Linux operating system hostname is a kernel variable, you can use the hostname command to view the local hostname. You can also directly view the catprocsyskernelhostname. Hostnamecatprocsyskernelhost linux

1, check the hostname of the machine#hostname2, modify the hostname of the machine#hostname newnameTakes effect immediately after running (restarting the shell), but changes are lost after the system restarts, and if you want to permanently change

Reference documents:* "TCP/IP detailed Volume One: agreement"; 1. IP Internetwork Protocol 1.1 features:unreliable : The IP datagram cannot be guaranteed to reach its destination successfully;No connection : Do not maintain any information

What is the TCP/IP protocol. first, the TCP/IP model The TCP/IP protocol model (transmission Control protocol/internet Protocol) contains a series of network protocols that form the basis of the Internet and is the core protocol of the

"TCP/IP Detailed Volume 1: Agreement" 1th Chapter Overview-Reading Notes"TCP/IP Detailed Volume 1: Protocol" chapter 2nd link layer-Reading notes"TCP/IP Detailed Volume 1: Protocol" 3rd IP: Internet Protocol (1)-Reading notes"TCP/IP Detailed Volume 1

Talk about sockets, TCP/IP, HTTP, FTP, and network programming SubmitMy message Load inhave left a message 1 What's all this?Since it is a network transmission, involving the interaction between several systems, the first

Source: http://www.ttlsa.com/nginx/nginx-deny-ip-access/ Idle to Nothing, landing server, found that there is an IP constant guessing path, trying to upload files to the server (Trojan). So look at the previous log, helpless humble station was

People are increasingly interested in using SSL and name-based virtual hosts. Some people think this is impossible, but in Apache, You can implement virtual hosts through IP-based virtual hosts. In this article, John Liao and Jim Miles will

OSI 7-Layer modelApplication LayerPresentation LayerSession LayerTransport LayerNetwork layerData Link LayerPhysical LayerNetwork hardwareHub: Working in the physical layer, can only work in half-duplex mode (cannot read and write at the same time),