get hostname from ip

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How to modify the IP address and hostname in Linux

Querying and modifying host informationI. How to modify the Linux host name 1. Change the current host name1.1 echo New-hostname>/proc/sys/kernel/hostname (when the system starts, the host name is read from this file)1.2 hostname New-hostname

about hostname and FQDN differences and how to get and set

Many applications will involve FQDNsWhat is the difference between a fqnd and a host that the salt gets to be different?The FQDNYou can ' t change the FQDN (as returned by hostname--fqdn) or the DNS domain name (as returned by DnsDomainName) with

MySQL 1042 Can't get hostname for your address Problem Analysis and Solution Process

MySQL 1042 Can't get hostname for your address Problem Analysis Solution Process [Comment 1] former colleague penguin said he installed mysql 5.5, found that when using the mysql client remote connection, the error 1042-Can't get hostname for your

Modify the host node IP or hostname in the CDH5 cluster

ObjectiveIn the use of CDH cluster process, it will inevitably cause the node IP or hostname changes due to some irresistible reasons, and CM's monitoring interface can not complete these things, but CM will all the hosts in the cluster information

Linux modified IP address, network management, hostname, DNS

[[Email protected]~]# Vi/etc/sysconfig/network-scripts/ifcfg-eth0Device=eth0 # NIC nameBootproto=static # Static IP Address Acquisition Status such as: DHCP indicates auto get IP Addressipaddr=192.168.186.128 #IP Addressnetmask=255.255.255.0 #

How to use heartbeat with floating IP to create high availability settings on Ubuntu 14.04

Provide Zstack communityContent IntroductionHeartbeat is an open source program that delivers cluster infrastructure capacity-including cluster members and messaging-to client servers. Hearbeat plays a key role in the High Availability server

Common ways to get local IP addresses programmed under Linux

Reproduced in: http://blog.csdn.net/k346k346/article/details/48231933The native IP address is often used when programming Linux networks. This article lists common ways to prepare for a rainy moment.Getting the native IP address is a fairly flexible

Introduction to three common IP packet sending tools

Antpower All Rights Reserved 2003 Technical Articles Http://www.antpower.org 1st pages 14 pages Antpower-Technical article Introduction to three common IP packet sending tools Lang Guojun, an ambitious member of

What is the command to get an IP address automatically? Do you know under what circumstances your Linux can automatically obtain an IP address?

1. What is the command to get an IP address automatically? Do you know under what circumstances your Linux can automatically obtain an IP address?A: (1) Use the Dhclient command in Linux to obtain an available IP address from the DHCP server(2)

C # get the native IP and wireless network IP

1 private void GetIP ()2 { 3 string hostName = Dns.gethostname ();//native name 4 //system.net.ipaddress[] AddressList = Dns.gethostbyname (HostName). AddressList; Warns that gethostbyname () has expired, I run and returns only

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