09:10:41.023399IP192.168.1.80>192.168.2.182: ICMP Host192.168.1.80Unreachable-Admin prohibited, Length79 This always occurs when a packet is captured, and it is behind getrequest. Enable iptables configuration: The configuration statement found
Labels: Install the HTTP Java OS file ar Div amp1. first, install the GCC & G ++ compiler for source code compilation. The installation method is very simple. First, search for the package with Yum search GCC, and then select the appropriate version
This article was sponsored by Xiuyi linfeng and first launched in the dark world.
In the previous article, I introduced the installation and configuration of KVM. Next, we will introduce how to install centos in KVM.
Note that the centos image
Download the corresponding centos version of rpmforge,: http://pkgs.repoforge.org/rpmforge-release/
Run the following command to install rpmforge: # rpm-IVHRpmforge-release-0.5.3-1.el6.rf.x86_64.rpm(Version)
Run the following command to install
Centos7 has been installed recently, and the kernel has finally been upgraded to 3.10. It supports Linux containers and network namespace ·······
However, after the installation, ifconfig does not see the familiar eth0, but it is enp0s3. Although
In centos, we can use Yum to download or update the RPM package, but only a part of the RPM package is provided in the standard source (repository), although in most cases, these packages are sufficient.
But sometimes you still need to download
When qt5.1.0 is installed in centos, it cannot be started because it seems to be a problem with the GCC version, so it is necessary to update GCC.
1. Download the GCC source code:
Download URL: http://ftp.gnu.org/gnu/gcc/gcc-4.8.0/
Wget
I. switching between character and graphical interfaces:
1. Enter init 3 in shell to enter the character interface;
2. Enter init 5 in shell to enter the X Window Interface, or enter startx.
3. Restart the init 6 machine. init 1 enters the single-
This article describes how to configure a simple SNMP Service in the centos environment Software Installation
Switch to the system administrator account
Install SNMPCheck that the SNMP agent is installed.Rpm-Q net-snmpIf not, install SNMPYum
As a result, the following error occurs when starting the VM:Kernel panic-not syncing: attempted to kill init
Solution:When the system starts, press 'e' to enter the grub editing interface, edit the GRUB menu, select the "kernel/vmlinuz-2.6.23
This article is first published in the dark world.
To configure the DNS server in centos, you must first install the DNS software bind. Of course, we can also install other DNS software, such as the domestic open source DNS software dnspod.
Here we
Red5 introduces red5's main functions, similar to Macromedia's FMS, to provide a Java-based Open Source Streaming Media Server Based on flash streaming media services. It is written in Java and uses rtmp as the streaming media transmission protocol,
Install yum directly, and there is no need to waste this time.
Yum install vsftpd
Simplest Configuration
Anonymous_enable = yes/no
Checks whether anonymous users are allowed to log on. Yes indicates that anonymous users are allowed to log on,
Use Kickstart to create an automatically installed ISO Disk
1. Mount the centos disc and copy the content of the disc to a specified folder.
Mount/dev/SR1/Media/CDROM/-T iso9660 # note that I use a virtual machine, note that when using your optical
Centos command to view port usage, for example, to view port 80 usage, use the following command:
Lsof-I TCP: 80
List all ports
Netstat-ntlp
1. Enable the port (take port 80 as an example)
Method 1:
/Sbin/iptables-I input-P TCP -- dport 80-J
Right-click centos, and select terminal and centosterminal.By default, no terminal exists in the context menu above centos6.2. The method is as follows:1 yum-y installnautilus-open-terminal2 "shutdown-r nowHow does CentOS64 enter Terminal for
Solve Problems Related to disordering of disks in CentOS
When using linux, you must have encountered disk disorder. In general, there are several possible causes of disk disorder. For example, if a disk is connected to a server through a RAID card
Detailed installation diagram of centos 7 under VMware10
If Ubuntu is the most popular Linux operating system for desktop users today, CentOS is the most popular Linux release for companies, enterprises, and IDCs. Thanks to its excellent stability,
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.
A Free Trial That Lets You Build Big!
Start building with 50+ products and up to 12 months usage for Elastic Compute Service