domain forwarding dns

The thing is this: 1. The same server, PHP website is 80 port, C # WebService is 81 port. 2. Client, use Ajax to get data from WebService. Ajax is a PHP web site, with 80 ports. 3. Using Chrome debugging, Error "' Access-control-allow-origin '", checked, said to be a cross-domain problem. Question 1: Is this a cross-domain issue? 4. Searching the internet for half a day, most of the solutions are very comp

The difference between redirection and forwarding: (1) Request is a domain object The request object is also a region object that stores data, so it also has the following methods: SetAttribute (String name,object o)GetAttribute (String name)RemoveAttribute (String name) Note: The scope of the request domain: one request (2) request to complete the

I. Planning INSTRUCTIONS: Host A: Dual NIC 192.168.1.7--> mydomain.org Primary Domain name server 192.168.10.7--> myzone.org The primary domain name server, which has two subdomains, for market.myzone.org and develog.myzone.org Host B: Dual NIC 192.168.1.6--> mydomain.org Auxiliary domain name server 192.168.10.6--> market.myzone.org Sub-

I. Planning INSTRUCTIONS: Host A: Dual NIC 192.168.1.7--> mydomain.org Primary Domain name server 192.168.10.7--> myzone.org The primary domain name server, which has two subdomains, for market.myzone.org and develog.myzone.org Host B: Dual NIC 192.168.1.6--> mydomain.org Auxiliary domain name server 192.168.10.6--> market.myzone.org Sub-

Service Domain DNS: Service DNS Server Common DNS:English domain DNSPrimary DNS name: ns11.xincache.comSecondary DNS name: ns12.xincache.comNote: There are 5 groups of

Implementation of domain name-based layer-7 Forwarding (NAT + reverse proxy) and layer-7 nat In the company's actual office network, because there is only one outbound IP address, port ing is required to provide external services. If multiple services are to be opened to the outside world, this can only be distinguished by ing different ports, which is very painful in the actual use process (difficult to re

arg1)Throws Servletexception, IOException;/** The following methods are methods of the ServletConfig interface **/@Overridepublic string Getinitparameter (string arg0) {Return Servletconfig.getinitparameter (arg0);}@OverridePublic enumeration Getinitparameternames () {return Servletconfig.getinitparameternames ();}@OverridePublic ServletContext Getservletcontext () {return Servletconfig.getservletcontext ();}@OverridePublic String Getservletname () {return Servletconfig.getservletname ();}}Lear

privilege), but now almost all over the world; us, CN, and so on are called country domains. The domain names in this tree are not centrally managed. The Network Information Center (NIS) is responsible for assigning top-level domains to authorization institutions in other designated regions. An independently managed DNS subtree is calledZoneThe most common area is the second-level

Internet reorganization canceled the URL forwarding rules, but sometimes we need to point a domain name to another domain name, without the URL forwarding, what to do?For example, we enter the domain name ISTACK.XYZ, enter after the jump to mayuko.cnWe can actually use 301 r

DNS (Domain Name System)In the Internet, the client and server communicate with each other using an IP address, but 32-bit integers are too difficult for people to remember, so the Internet defines the domain name and the mechanism for mapping the domain name to an IP address. The process of mapping a

The meaning of the TTL value and the difference from the TTL value of the domain nameThis article originates from the time drifting bottle http://www.9usb.net, the original address: http://www.9usb.net/201004/ttl-yuyuming-ttl.htmlTTL isTime to LiveAbbreviation that specifies the maximum number of network segments that an IP packet is allowed to pass before it is discarded by the router. The TTL is a 8 bit field in the IPV4 header.what is TTL?The TTL i