bird reflector

Bird Brother Linux Server Chapter learning SummaryDanbo Time: 2015-7-17The network mount (AUTOFS) mechanism is started by default at the Runlevel3 startup level, and we can turn it off by command: Chkconfig autofs off or/etc/init.d/autofs stop.Query start service on network listening: Netstat-lntup[Email protected] ~]# NETSTAT-LNUTPActive Internet connections (only servers)Proto recv-q send-q Local address Foreign address State Pid/program NameTCP 0 0

Bag:Tcpdump-i eth0 host 192.168.1.224 and host 192.168.1.5 |grep-v SSHClient Pass File15:55:32.341781 IP 192.168.1.5.ssowatch > 192.168.1.224. 4693: Flags [.], seq 1:1461, ack 1, win 65535, length 146015:55:32.341795 IP 192.168.1.5.ssowatch > 192.168.1.224. 4693: Flags [P.], seq 1461:1847, ack 1, win 65535, length 3865:55:37.358912 IP 192.168.1.5.vxcrnbuport > 192.168.1.224. 4776: Flags [.], ACK 447, win 65090, length 015:55:37.358921 IP 192.168.1.5.vxcrnbuport > 192.168.1.224. 4776: Flags [F],

document occupies only one inode; therefore, the number of files the file system can establish is related to the number of Inode; 7, The block of the file records the actual data of the file, the directory block is recorded in the directory underground file name and its inode number; 8, log file system will be more than a record area, at any time to record the main activities of the file system, can speed up the system recovery time; 9, the Linux file system for increased performance, will

fifth. First login and online Helpoperation and logoff of 5.1.3 and KDE1. Lock screen shortcut key: [Alt] + [Ctrl] + [L]2. Restart shortcut key: [Alt] + [Ctrl] + [Backspace] 5.1.4, X window and command-line mode switching 1, [Ctrl] + [Alt] + [F1] ~ [F6]: Text interface login Tty1 ~ TTY6 terminal;run Level 3 2, [Ctrl] + [Alt] + [F7]: graphical interface. Run Level 5 3, If you are starting Linux in a plain text environment, the default tty7 is no thing! Use command: StartX, to make startx eff

ProtocolSSH A/UDP # SSH Remote Login Protocol .... (omitted in the middle) .... http the/tcp www www-http # worldwideweb Httphttp the/udp www www-http # hypertext Transfer Protocol .... (omitted below) ....Daemon startup script and startup modeProvide a service daemon although only a program, but this daemon start or need to run the file, configuration files, running environment, etc., for example, you can look at the httpd this program (man httpd), which can talk about a lot of op

BASHRC-rwxrwxrwx.1Root root2685 September Ten xx: WuBashrc[[email protected] etc]#chmod 644Bashrc[[email protected] etc]#ls-L BASHRC-rw-r--r--.1Root root2685 September Ten xx: WuBashrc[Permissions][inode][own][grp][size][date] [FileName]Can find the way to change permissions with chmod is such an effect, of course, the number is just a way to change permissions, if you want to add to a certain class of users or remove a certain permission can refer to the way the table.U represents the user w

To give you illustrator software users to detailed analysis to share the design of a very Meng-shaped polygon bird production tutorial. Tutorial Sharing: Well, the above information is a small set for you illustrator of this software users to bring the detailed design of a very Meng-shaped polygon birds of the production of the full content of the tutorial analysis, you see the users here, small knitting want

" to become an HTML control, using roughly the same usage.Asp. NET control is divided into four parts, on the graph, I won't say, the video is a large part of the time is the introduction of these controls, and in fact, they are similar, can be said that extrapolate will also use, such as: List control and validation controls and internal controls.Asp. NET also has objects similar to global variables, that is, the application, server, Session object in.The rest is the Web database access functio

!? Drivers: Some hardware drivers, such as display adapter, network card, PCI-related hardware and so on;? Firmware: micro-scripting (firmware) data for some legacy hardware;? FS: Filesystems supported by the core, such as VFAT, ReiserFS, NFS, etc.;? Include: some header (header) that allows other procedure calls to define the data;? Init: Some of the core initialization functions, including the call to mount the INIT program;? IPC: Defines the communication of the programs within the Linux oper

retain some information, which is related to your power management modePoweroff into the system shutdown mode, the direct shutdown does not provide power Oh!Reboot Direct rebootSuspend into sleep modeReboot # System RestartPoweroff # system shutdownRestart ATD # Restart ATD This serviceEnable ATD # Let the service boot up automaticallyStatus ATD # Check out the current status of ATD[Command] [--type=type] [--all]CommandList-units: The unit that is currently activated is listed according to unit

large, it means that the data in memory is often transmitted between the disk and the main memory, the system performance will be poor!? disk read/write (IO):BI: The number of chunks read into by disk;Bo: The number of chunks written to disk.If the value of this part is higher, the I/O on behalf of the system is very busy!? System:In: Number of processes interrupted per second;CS: The number of event switches per second;The larger the two values, the more frequent the communication between the

Flying Bird: https://itunes.apple.com/app/id851673071?mt=8This is the simplest game, this is the most difficult game.How many points can you get? 360,1024,2048 or 12306 points?This casual mini-game operation is simple and easy to use, the player only need to click on the screen to control the birds through the obstacles, to challenge your limit it!When you get a high-tick, remember to share it with your friends through a friend circle, friends, Sina W

"replied happily!"I only work for half a day today. I think you should be there at noon. I just bought some food and want to cook dinner for you !"MM also said happily!"It seems we have a blessing !" I spoke to the birds almost at the same time! It seems that we have such a tacit understanding of each other.Smile!After a while, MM's steamed grass carp, two side dishes, birds and people's cooked food, and beer are already on the table.Seated, the Birdman raised his cup and said, "I am announcing

First of all, I declare that I am not a mentor, and such a lofty identity will not be associated with me. I was afraid that I could not learn it, but I was mistaken. Instructors can do this only by Li Kaifu and Tang Jun. Because I had some business dealings with Southwest University in a company, I was invited to give a lecture at Southwest University and offered a one-semester Design Pattern course for software engineering students, I met some enthusiastic future programmers. Today, they have a

time Flies, a blink of an eye freshman semester on the past, the next semester also quiet arrival, however, I still is confused, see my future, I do not know how to spend the remaining three years, also do not know how to learn effectively. Too many questions, too much obstruction, let me not clear the direction of the way forward. Two weeks ago, the teacher introduced us to the book, "I Am a little bird of it", and let us read and write our feelings,

At the beginning of the semester teachers in the classroom to us these future IT industry workers recommended this "I am a It small bird." In fact, I have heard of this book before, many people's recommendation is enough to prove that it is a good book, but then I did not expect that I will become a software engineering students, but also to this professional ignorance.A lot of people think it's a book that introduces expertise, but when you turn it o

Just when the college entrance examination, I always thought that the university will be like middle school and high School, after the university only know that is not the same. I was very confused when I first came to college, because I didn't get used to the university and didn't understand the industry. Until one day our career planning teacher recommended us to read a book called "It Little Bird". In fact, in the beginning, I have no interest in t

as an ordinary software engineering student, I am also in the IT industry. After reading the book "I Am a little bird of it", I found that the once-fiery industry, though it has experienced a time-to-time supply of talent, needs new blood supplements as well as other industries. And I am determined to become this new blood, and is not the same blood . To become a new blood, you need to enrich yourself, the best way to enrich yourself is to learn. The

I am a It little bird bookIntroduction: A small group of it birds-from more than 10 institutions, or boys, or girls, or a career, or halfway. Distributed in different companies, or foreign enterprises, or state-owned enterprises, or private enterprises, the boss has the soil. There are disappointments, there is joy, there are tears, there is laughter. In the disappointment of the pursuit of hope, in the confusion to identify the direction. They use th

When I entered this college has been through the most of the school year, to tell the truth, I am still very confused, because I do not understand the industry, nor to take the time to understand the major I attended. Until one day, in the university career planning This course, the teacher recommended to us this book "I am a It little bird." In fact, in the beginning, I have no interest in this book, is nothing more than a few stories plus some words