To modify the linux host name of Oracle, the original host name is centos, change to test 1, modify vim/etc/hosts vim/etc/sysconfig/network service network restart in linux, and modify the Oracle configuration. At this time, the Oracle instance is not started. An error occurred while executing lsnrctl status. [Oracle @
Cacti adds monitoring remote Linux host based on the SNMP service
After Cacti is installed, only the local host can be monitored by default. To monitor Linux and Windows Remote clients, you must install the SNMP service on the remote client host to capture data through SNMP,
Article I.On a Linux host (SSH client),SSH keys via Ssh-keygen# ssh-keygen-t RSA (three consecutive returns, i.e. locally generated public and private keys, no password set)The. SSH directory in the current user home directory of the Linux host, which generates Id_rsa.pub and Id_rsa, where Id_rsa is the key, Id_rsa.pub
The following conditions are required to remotely obtain the Windows and Linux operating system versions and host names:AssumeHost A (Windows 7), ip:192.168.12.2Host B (CentOS 6.3), ip:192.168.12.3Host C (Windows 2008)-a host for remote access to information, ip:192.168.12.4Host d (CentOS 6.3)-For remote access to information for the
Achieving the goal: in a virtual machine 2 Desk Linux System, 2 client to communicate, and can use the host name Ping PassExperiment Preparation: 1. 2 Linux Systems in the virtual machine , one win7, one win20082.linuxA and the LINUXB as a 2 router, Win7 and the win2008 as a 2 -Side Client3.2 Desk Linux Add a network
1 The significance of driving separation of host and peripheral
In the design of the Linux device driver framework, there are separate ideas in addition to the layered design implementations. To give a simple example, if we want to access a peripheral through the SPI bus, in this access process, by manipulating the SPI controller on CPU XXX to achieve the purpose of accessing the SPI Peripherals YYY, the s
Linux can ping IP but cannot ping host domain name resolution reprinted December 25, 2013 10:24:27 13749.vi/etc/nsswitch.confhosts:files Dnsnetworks:files changed to: hos Ts:files DNS Winsnetworks:files if not the same, in the hosts: the original line after the addition of a wins on the line. --------------------------------------------------------------------------------------------------------------- ----
Linux host name hostname setting in Linux is troublesome, and even modifying the host name is no exception. After Linux is installed, its default host name is localhost. Three steps are required to modify the
Article title: Putty automatically logs on to a remote Linux host. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Due to work requirements, it is often difficult to access remote U
In linux, how does one modify the linux host name to take effect? Many people use the hostname to modify the host name. In fact, this is only for the moment. after restarting, it will be restored to the original name. many people say that to modify the/etc/hosts file, the host
the configuration file/usr/local/nginx/sbin/nginx-t (5)/usr/local/nginx/sbin/nginx-p path, reset the ngix startup directory (default:/usr/local/nginx/), for example,/usr/local/nginx/sbin/nginx-p/home/nginx (6) /usr/local/nginx/sbin/nginx-c filename, reset the configuration file (default: conf/nginx. conf) for example:/usr/local/nginx/sbin/nginx-c/home/nginx. conf (7) set the startup service on/etc/rc. add nginx startup commands to the local file, such as/usr/local/nginx/sbin/nginx 4. configure
) Check the configuration file/usr/local/nginx/sbin/nginx-T
(5)/usr/local/nginx/sbin/nginx-P path, and reset the ngix startup directory (default:/usr/local/nginx /)
For example:/usr/local/nginx/sbin/nginx-P/home/nginx
(6)/usr/local/nginx/sbin/nginx-C filename and reset the configuration file (default: CONF/nginx. conf)
For example:/usr/local/nginx/sbin/nginx-C/home/nginx. conf
(7) set the startup Service
Add the nginx startup command to the/etc/rc. Local file, for example,/usr/local/nginx/sbin/n
Article Title: heartbeat dual-host hot standby service setup on Linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
[1] environment setting before installation
Hardware environm
Article title: use Putty to automatically log on to a remote Linux host. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Due to work requirements, it is often difficult to access re
The Paramiko is a Python ssh library that you can use to connect to a remote Linux host and then execute a Linux command or transfer files via SFTP.about using Paramiko to execute remote host commands you can find a lot of references, this article on this basis to do some encapsulation, easy to expand and write scripts
From http://memo.cnticketing.com/uchome/space.php? Uid = 2 Do = Blog id = 6
RedHat Linux host name modification (hostname)
Hostname # view the Host Name of the current host
Hostname newhostname # Temporarily modify the current host name
Modify
Label:1. First WWW server, inaccessible in host host browser? (1) Modify the Linux firewall, allow host host IP access. (2) Close the firewall to access. Service iptables stop; 2. Mysqld service started, the MySQL client software connection on
Due to work requirements, it is often difficult to access remote Ubuntu servers from Windows hosts, therefore, you can use Putty to automatically log on to a remote Linux host by referring to the online tutorial, which is very convenient.
Although Putty also provides puttygen.exe to generate a Public/KEY, the format of the KEY generated by the Linux
In the virtual machine Linux installed httpd, that is, Appache, after the boot, according to the normal situation in the host can be accessed by the browser through the virtual machine Linux IP to access. If an inaccessible situation occurs, the solution can refer to the following:Here my virtual machine networking mode for the physical connection, and the IP is
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