In-depth resolution of OSPF Forwarding addresses FA is short for Forwarding Address. FA is the field in the TYPE 5 LSA advertised by ASBR. Its role is to tell the router in the OSPF domain how to quickly reach the next hop address of the route advertised by LSA 5. To avoid ASBR as the next hop on the broadcast network of the OSPF internal router, and then the ASBR forwards the next hop to the correct one, r
Http://www.cnblogs.com/xrq730/p/4915403.htmlThe process of one redirectMy code is already written, there is a form on the redirectandfoward.jsp page and the form is redirected to redirectandfowardtarget.jsp, so this time the redirection process is:1, in the specified way (form see method, the direct URL is initiated is get) send a request to the background, background processing Redirect, return a 302 HTTP status code to the client, and in the response with a location to identify the redirect ad
SSH port forwarding details and InstancesI. Introduction to SSH port forwarding
SSH automatically encrypts and decrypts network data between all SSH clients and the server. However, SSH can also forward network data from other TCP ports through SSH links, and automatically provides the corresponding encryption and decryption services. This process is also called"Tunnel"(Tunneling), this is because SSH provi
the public network labels), and add them to the MP_BGP table. At the same time, these MPLS private network labels are stored in the MPLS label forwarding table of the PE.3. PE-PE MP_BGP VPNv4 route PropagationPE updates the VPNv4 route in the MP_BGP table to form the MP_BGP route, and transmits it to the remote PE through the MP_IBGP neighbor between PE-PE. After the remote PE receives the route update, add the VPNv4 route to the MP_BGP table.4. MP_B
You can use the url forwarding feature (url-forwarding or urlredirect) implemented by the server technology to forward it to a domain name with www for access. However, we have mentioned that using this url forwarding method is not good for seo. the most friendly jump method for search engines is using 301 redirection (also called 301 redirection and 301 redirect
In the Linux system of SSH port forwarding, there are many kinds of forwarding operations, but also a good use of the port using the program, so today we have to know about the SSH port forwarding specific content it!
Typically, two different networks always open some specific ports for use in communication, and the 22 ports used by SSH are usually in the open.
TRILL (Transparent Interconnection of lots of links, multi-link Transparent Interconnection) is a standard developed by IETF to implement layer-2 extension of data centers. Currently, some protocols have been standardized, such as RFC6325, 6326,6327 and so on. The core idea of this Protocol is to introduce mature layer-3 routing control algorithms into layer-2 switching, and add a new encapsulation (tunnel encapsulation) to the original L2 packets ), switch to the new address space for
Today's article I want to talk about the performance issues that are unique to the heap table: forwarding Records (Forwarding Records). First we need to clarify what is a heap table: a heap table is a table that does not have a clustered index definition. It is very fast to insert new records, but it is very slow when you read the data. Reading data introduces random access on your storage subsystem, and
Forwarding (server-side jump): one request
Request.getrequestdispatcher ("new.jsp"). Forward (request, response);
Redirect (client jump): two requests
Response.sendredirect ("new.jsp");
Forwarding redirection:
1. Forwarding is done on the server side, so called server-side jump
Redirection is done on the client, so called a client jump
2. After
ArticleDirectory
1. overhead of querying a route table
3. 1. Contact
3. 2. Differences
1. Route table
Route information is stored on the host or professional router used for the router. The route table is used to store the information. It contains three elements: target address, mask, and next hop. 1. overhead of querying a route table
Some people think that querying a route table is the same as querying a MAC address on a vswitch. querying a MAC address/port pair is a fixed
Forwarding Address: http://www.cnblogs.com/shenliang123/archive/2011/10/27/2226892.htmlResponse.sendredirect ("http://www.foo.com/path/error.html");Redirection and forwarding have an important difference: When forwarding is used, the JSP container uses an internal method to invoke the target page, and the new page continues to process the same request, and the br
Redirection and forwarding have an important difference: When forwarding is used, the JSP container uses an internal method to invoke the target page, and the new page continues to process the same request, and the browser will not know about the process. In contrast, the redirect means that the first page notifies the browser to send a new page request. Because when you use redirection, the URL that is dis
In Linux, SSH port forwarding usually opens some specific ports between two different networks for communication, while Port 22 used by SSH is usually open. SSH-based port forwarding uses SSH as the proxy to bypass the restrictions between the two networks... in Linux, SSH port forwarding usually opens some specific ports between two different networks for commun
Response.sendredirect ("http://www.foo.com/path/error.html");Redirection and forwarding have an important difference: When forwarding is used, the JSP container uses an internal method to invoke the target page, and the new page continues to process the same request, and the browser will not know about the process. In contrast, the redirect means that the first page notifies the browser to send a new page r
Response.sendredirect ("http://www.foo.com/path/error.html");Redirection and forwarding have an important difference: When forwarding is used, the JSP container uses an internal method to invoke the target page, and the new page continues to process the same request, and the browser will not know about the process. In contrast, the redirect means that the first page notifies the browser to send a new page r
This article was reproduced from: http://blog.csdn.net/kobejayandy/article/details/13762043ForwardThe principle of forwarding can be demonstrated by:The browser's request is sent to component 1, component 1 after some processing, the request and the response object "passed" to component 2, the component 2 continues to process, and then output the response (of course, can also continue to "pass" to other components), the process of passing is called "
What is URL forwarding?
URL Forwarding is a special value-added Domain Name Service provided by Chinese enterprise resources for domain names registered with Chinese enterprise resources. This service is set through special technologies of Chinese enterprise resource servers, when you access your domain name, it will automatically jump to another network address (URL) you specified ). Assuming abc.
Message ForwardingIn order for a class to understand a message, we must implement the corresponding method in code. However, at compile time, sending a message to the class that it cannot read does not give an error, because you can continue to add methods to the class at run time, so the compiler does not know in any way whether a method will be implemented in the class. When an object receives a message that cannot be interpreted, the message forwarding
12-Tier Forwarding basicsHere the two layer refers to the computer network seven layer model two layer, from the first layer to the 7th layer are the physical layer, Data link layer, network layer, transport layer, Session layer, presentation layer and application layer. Another is the 4-layer (or 5-layer) network model, which is the data link layer, the network layer, the transport layer and the application layer, and if you add the physical layer ac
Layer-3 Switch: the principle of layer-3 switch is that two hosts A and B Using IP addresses communicate with each other through the layer-3 switch. When Site A starts sending, it compares its IP address with the IP address of Site B to determine whether Site B is in the same subnet as it. If the destination site B and the destination site A are in the same subnet, Layer 2 Forwarding is performed. If two sites are not in the same subnet, if Station A
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