Linux system vsftpd Landing slow card what to do
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Updated: 2013-12-31 00:50
VSFTPD is a Linux system in the FTP software, with it can implement files, data upload and download, but some users will find vsftpd login very slow, a stop, then how to solve the vsftpd landing slow card problem?1. Modify the/etc/resolv.conf on the server so that its contents are only similarNameServer 192.
At noon time accidentally to damage the/TMP, at night back to the computer card in the landing interface cycle landing has been into thebring up Tty1 . Delete/tmp new/TMP changed permissions to 1777 restartsudo rm-r/tmpsudo mkdir/tmpsudo chmod 1777/tmpsudo rebootAfter restarting the Guest account can be used normally, but the main account or card in the login interface has been circulating loginThen pull up
Failure Analysis: The user's network firewall restricts access to the server's requests. The second is that the user did not open the login 80, 443 or 8080 port.
Workaround:
First again confirm that the user entered the username and password is correct, because the regular can be due to the effect of landing does not go up.
Then in the open Windows Firewall, in the firewall above will fly to the limit, you can put the firewall to temporarily shut o
#!coding:utf-8ImportUrllib2ImportUrllibImportCookielibdefRenrenbrower (Url,user,password):#landing page, can be obtained through the capture tool analysis, such as Fiddler,wiresharkLogin_page ="http://www.renren.com/PLogin.do" Try: #get a Cookiejar instanceCJ =Cookielib. Cookiejar ()#Cookiejar as a parameter, get an instance of openerOpener=Urllib2.build_opener (urllib2. Httpcookieprocessor (CJ))#disguised as a normal browser to avoid so
This paper analyzes the implementation method of PHP simulation landing. Share to everyone for your reference. The specific analysis is as follows:
PHP Simulation of the implementation of landing methods, here are listed two methods to achieve the simulation landing Renren. The specific example code is as follows:
1 Use Snoopy analog login:
Copy Code code
It is often asked to simulate the landing of the problem, in fact, the principle is very simple, as long as the SessionID can be saved, today spent one hours of time to write a function for everyone to reference, the site returned the header information, specific site analysis. Source: /** Get Web content* Parameter: $host [in] string* Host name (for example: www.etoow.com)* Parameter: $method [in] string* Submit method: POST, GET, head ... and add th
1, we find QQ installation directory, to find a way is right click "Tencent QQ"-"properties."
2, then in playing "Tencent QQ Properties"-"Find the target" at this time will enter your QQ installation directory
3, then click to find "Run" in the Start menu in Windows and enter "regedit" to enter the registry program.
4. In the registry, we turn on "HKEY_LOCAL_MACHINE" → "SOFTWARE" → "Microsoft" → "Windows" → "CurrentVersion" → "Run". Then right-click in the right window and choose new → string
In the use of ASP to do an OA office system for customers, customers require that each administrator account can only allow a person to log in, when more than one person using the same account landing, the prompt illegal landing or account theft information.
Think of a few sets of programs, such as a new user online table, to limit the same account can not be online at the same time.However, once the user
Asp.net| Tips
To prevent the same user from landing at the same time, the home page should record the information of the online user (here with the user name for example), and then determine whether the user is logged in. Here, a cache is used to store the username that has been logged in, but there is a question of knowing when the user left the system. This is to periodically clear the contents of the cache, that is, set a cache time. This time can
Recently because of training in Huawei, during the time because the instructors are busy, not so many times to teach us, but to see the documents and code, read, nothing to come up with this to play. Here to first use Spy + + to find the QQ landing box each window title or ID number.
Principle: It is not difficult, just find the QQ landing box number input and password input box, and then fill in the dat
Tags: author implement lan IIS test INF span and save AshSpeaking of MOTD, the students familiar with Linux system should be familiar with, MOTD it is a common file on Linux system,/ETC/MOTD file on Linux system. Action: Each time the system needs to log in, display some messages to the login user through the terminal.However, by in the MOTD file, the added message can only be static, the function is not intuitive, also not dazzle, in order to achieve these effects, it is necessary to make a dyn
Role:Copy the SSH public key of the current machine to another machine. In order to realize from the current machine can ssh without password landing to other machinesUsage:1) Write the IP address you want to add to a file. For example, host2) Save the script as an SH file, such as Install_ssh.sh set the operational permissions3) rewrite the password settings in the script. Only a few password are supported at the moment.4) Run the commandSH install_s
Recently found using Xshell landing my own virtual machine very slow, found the following information:The service side of SSH will automatically detect if the DNS environment is consistent due to the connection, modify it to not detect, and operate as follows:Modified files:/etc/ssh/sshd_configFind UsednsUsedns Yes---> default to comment linesUsedns No---> Open the note, change it to no, and then restart the SSH service.[Email protected] ~]# vim/etc/s
After the installation of Ubuntu has been stable and handy, last night, the hand of the desktop, directly led to the landing flash back, enter the correct password is also flash back.CD ~Ls-a-LFound to be insufficient permissions. Xauthority's permission is the root user has modified a bitsudo chown Xinshou:xinshou. XauthorityLog in successfullyFinally, I can sleep.During the Google Baidu many times toss three or four kinds of programsDiscover that th
1. In the first case, it is possible that the Win7 system set the resolution too high, so that the display can not support the result of the presence of signal-free prompts. At this point, you can solve the problem by doing the following:
Restart the Win7 system, and then press the F8 key to enter the advanced Settings menu, after, into the VGA mode (low resolution mode), and then set a relatively low resolution to save, into normal mode, and then set a correct resolution.
2. If the abo
Landing page has always been a lot of product-type Web site, how to attract users in just a few seconds of attention, improve conversion rate is very exquisite one thing. For novice designers, imitation is the best teacher, see more excellent landing page, and then summed up, mastery, the matter becomes!
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XP system QQ landing not on how to do
1, check whether the network interruption, to see if our computer networking, whether with the network interruption, casually open a Web page, or log on to other networking software to try to log in, you can also check our desktop at the bottom of the local link state whether there is a problem (if it is a network problem, Then please unplug the cable interface and plug it, you can also use the 360 security guard
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