What is a proxy URL?

As a special network service, proxy allows one network terminal (client) to connect indirectly with another network terminal (server).

Uri is a uniform resource identifier, which is used to uniquely identify a resource.

Every resource available on the web, such as HTML documents, images, video clips, programs, etc., is located by a URI

Uri generally consists of three parts:

1. Naming mechanism for accessing resources

2. Host name where the resource is stored

3. The name of the resource itself, represented by the path, with emphasis on the resource.

URL is a uniform resource locator. It is a specific URI, that is, URL can be used to identify a resource, and also indicates how to locate the resource.

URL is a string used to describe information resources on the Internet. It is mainly used in various www client programs and server programs

URL can be used to describe various information resources in a unified format, including files, server addresses and directories. URL generally consists of three parts:

1. Agreement (or service mode)

2.IP address of the host where the resource is stored (sometimes including port number)

3.The specific address of the host resource. Such as directory and file name, etc