This chapter begins the creation of subdomain controllers and related DNS provisioning for bicionline.org and shbicionline.org domains at BJ and SH sites.Network configuration:1, for BJ site DS02, ds03,sh site PDC03 configuration network, IP
first, the Domain Name System introduction
1. Domain Name System
Domain Name System is a distributed database, it makes the local control of the entire distributed database segment, each section of the data through the customer, the server model
Suddenly feel that is the problem here, research, after the deal actually feel quite easy, but their knowledge or some deficiencies, the solution is as follows:
Blocked Ajax requests
Let's confirm the blocking of the request first. We use the
. 1 Postfix configuration file structure
The Postfix configuration file is located in/etc/Postfix. After the Postfix is installed, you can run the LS command to view the Postfix configuration file:
[Root @ mail Postfix] # ls
Install. Cf main. Cf
If your existing script is written for Flash 6 or earlier, but you want to release the Flash 7 player, you may need to modify your scripts so that they meet the requirements of Flash 7 player and work according to design ideas. Here we will
Postfix Anti-Spam technology-Linux Enterprise Application-Linux server application information. The following is a detailed description. The Anti-Spam function of MTA is to filter sessions during MTA processing. This filter not only filters the Spam
First, the domain names of two different subdomains are resolved on different servers. Of course, the directories are also different. I failed to perform cross-domain operations (delete cookies. Unable to operate. I tried the P3P protocol, but I
SSO is a single sign-on that controls access to multiple related but independent systems, and users with this privilege can access one or more systems with a single ID and password to avoid using different usernames or passwords, or to log on to
4.1postfix configuration file structure the postfix configuration file is located in etcpostfix. After installing the postfix, we can run the ls command to view the postfix configuration file: [root @ mailpostfix] # lsinstall. cfmain. cfmaster.
Blocked Ajax requests
Let's confirm the blocking of the request first. We use the following code:
Three consecutive requests launched
function Simplerequest ()
{
var request = new XMLHttpRequest ();
Request.open ("POST", "script.ashx"
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