Remotely log on to a Linux server on a Linux terminalIt is easy to log on to a Linux server remotely on a Linux terminal, if the server username is ABC (or root), just enter it at the t
DNS server is actually a domain name resolution system, the prerequisite is only that two virtual machines can ping the same can, so can be in the basic network configuration alone, or you can follow the DHCP server to practice, but we used to ping the IP address, now become ping domain name (example: Ping www.qq.com)DNS can be said to be the most important, only the DNS domain name resolution has been esta
This series of articles introduces how to develop applications in Linux under windows. In Windows, how does one start the target board through TFTP, and how does one "communicate" with the target board through NFS in windows ". And how to generate a cross-compilation toolchain in cygwin. All operations in this article are performed in Windows XP.
TFTP Server SettingsSoftware requirements: tftpsrv.exe file r
If your Linux server is exposed to unauthorized users (such as servers in the public room, public office), then its security will have serious problems.
Using Single-user mode to enter the system
Boot after Linux startup: When prompted, use a special command, such as Linuxsingle or Linux 1, to enter Single-user mode
Java implements dual daemon and Linux daemon for linux server programs
I. IntroductionMany of the current server-side programs are developed based on Java. For Socket programs developed for Java, You need to manually restart the server after the
First, upload the required documentsConnect to the server via SECURECRT, upload using the sftp feature, file upload is located in the/~ directory.Second, install the libvent kit firstYum-y Install LibeventThird, install the libfastcommonV1.0.7 kit.Switch to the ~ directory, then unzipTar zxf libfastcommonv1.0.7.tar.gzEnter the libfastcommonV1.0.7 directory, installCD libfastcommonV1.0.7./make.sh./make.sh InstallAnd thenCp/usr/lib64/libfastcommon.so/us
Just learn to build a station, a lot of problems.
I bought a space and the server operating system is Linux.
Must the local development environment be Linux to build the site?
In addition, Linux and Windows 2003 server operating system, placed on the above site content, di
Linux server downtime Case 2: linux case
An email alert showed that a Linux server in an overseas factory could not be connected, and the DPA (Database Performance Analyzer) system also found a problem. ping the server to find tha
$sduo apt-get install openssh-serverreading Package lists ... Donebuilding dependency treereading state information ... Donepackage openssh-server is not a available, but was referred to by another package. This may mean. The package is missing, have been obsoleted, Oris only available from another sourcee:package openssh
-server has no installation candidateExecute: sudo apt-get update also prompts for
To copy a file or directory command:To copy a file:(1) Copy Local files to remoteSCP filename User name @ computer IP or computer name: remote pathLocal 192.168.1.8 Clientscp/root/install.* [email protected]:/USR/LOCAL/SRC(2) Copy files back to local from remoteSCP User name @ computer IP or computer name: file name Local pathLocal 192.168.1.8 client fetching files on remote server 12, 11SCP [email protected]:/usr/local/src/*.log/root/SCP [email prote
A simple word, chosen by the cloud-dwelling community, solves the problem.
Explorer "Http://www.jb51.net?opt=make"
Save the above code as Dositemap.bat. Then add to the scheduled task
Windows Planning Tasks
1, write a PHP program, named test.php, the content is as follows:
?
$fp = fopen ("Test.txt", "A +");
Fwrite ($fp, Date ("Y-m-d h:i:s"). "Success!" he said. \ n ");
Fclose ($FP);
The program boldly writes, what include\require even if use, all have no problem
modify the terminal background color, such as setting the terminal background to white, the text is set to black, this can make the eyes easier:setterm -inversescreen onIf you want to turn off the Inversescreen feature, you can use the following command:setterm -inversescreen offCommon ways to upload files to Linux:
SCP command;
XFTP Program of Xshell Software;
USB stick mount;
The server
){Perror ("listen ");Exit (1 );}Printf ("listening... \ n ");/* Use the descriptor of the socket function as the file descriptor */Fd_zero ( inset); // initialize the socket setFd_set (sockfd, inset); // The select () mechanism provides an fd_set data structure, which is actually a long array?// Each array element can be associated with an open file handle (whether it is a socket handle, another file, named pipe, or device handle ).While (1){Tmp_inset = inset;Sin_size = sizeof (struct sockaddr_
Install and set Samba server and linuxsamba server in Linux1. Install
Disable iptables and SELinux before installation.
Run the following command on Centos:
yum install samba samba-client
Run the following command on Ubuntu:
apt-get install sambaapt-get install samba-client2. Set
Create a folder:
mkdir /home/sambachmod 777 /home/samba
Edit the/etc/samba/smb. conf file:
# This is the main Samba configuration
Most of the casesEnterprise Services are basically deployed on Linux servers.The basic Linux commands must be mastered for the test students.At least know how to deploy the overall environmentDuring deployment, the most frequently needed action is to upload a deployment package to the serverHow do you usually upload to the server?In many waysIf you're a SECURECRT
Linux Log Server rsyslog and linux Log rsyslog
In Linux, rsyslog can be used to centrally manage system logs. In this case, there is usually a log server, and each machine configures its own logs to be written to a remote log server
The command window, enter "Services.msc", enter the input method into Chinese character input, hit "rsync", press ENTER to search, left click to select Automatic, restart can2, to this step after the Windows Rsync Server even start to complete!4. The Linux client installs the Rsync tool and executes the following commands to synchronize,1, RSYNC-VZRTOPG--progress--password-file=/etc/rsyncd.secrets--port=28
In the server running, use FREE-M to view the server memory, often found free value is very small, some students will be very nervous, always want to take some measures, make free value looks higher, in the mind is a bit more cool. In fact, personally feel that this is a picture of the fast, there is no substantive use.
First, the public release memory method1. First use Free-m to view remaining memory
I. install and configure the NFS server
1>To enable the NFS server to provide services, you must startInet, Portmap, NFS, and mountThese four daemon processes are maintained in the background.
2>Plan the partitions or directories to be shared
3>Define client Parameters
4>Configure the NFS master configuration file:/etc/exports
5> Restart the NFS service
1,Configure the syntax of the/etc/exports f
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