US20020002602A1 — System and method for serving a web site from mul…

Claim 1

Independent Claim 127 words

1 . A system for serving web pages to a client in response to a client request specifying a resource, the system comprising: a first web server having a first address, the first web server having a request interface for receiving requests and a response interface for sending responses to the requests; a communication network coupled to the first web server; a second web server having a second address and implementing interface processes for communicating with a client application and for communicating with the first web server, the second web server coupled to both obtain at least some of the request-specified resources from the first web server and augment the obtained resources using resources within the second web server to generate a response to the client request.

Claim 2

Dependent Claim 127 words

1 . A system for serving web pages to a client in response to a client request specifying a resource, the system comprising: a first web server having a first address, the first web server having a request interface for receiving requests and a response interface for sending responses to the requests; a communication network coupled to the first web server; a second web server having a second address and implementing interface processes for communicating with a client application and for communicating with the first web server, the second web server coupled to both obtain at least some of the request-specified resources from the first web server and augment the obtained resources using resources within the second web server to generate a response to the client request.

Claim 3

Dependent Claim 25 words

2 . The system of claim 1 wherein the first web server is located at a web site hosting center and implements multiple web sites.

Claim 4

Dependent Claim 49 words

3 . The system of claim 1 wherein the second web server further comprises: means for detecting a busy condition in the first web server; and means for substituting resources within the second web server for the resources within the first web server when the busy condition is detected.

Claim 5

Dependent Claim 15 words

4 . The system of claim 3 wherein the substituted resources comprise a redeemable coupon.

Claim 6

Dependent Claim 48 words

5 . The system of claim 1 wherein the second web server further comprises: means for detecting a condition in which the first web server is unavailable; and means for substituting resources within the second web server for the specified resources when the first web server is unavailable.

Claim 7

Dependent Claim 15 words

6 . The system of claim 5 wherein the substituted resources comprise a redeemable coupon.

Claim 8

Dependent Claim 122 words

7 . A method for serving web pages to a client in response to a client request specifying a network resource, the method comprising: providing an originating web server upon which the requested resource resides, the originating web server having a request interface for receiving requests and a response interface for sending responses to the requests; providing a front-end server; redirecting a client request addressed to the originating web server to the front-end server; using the front-end server to obtain at least some of the request-specified resources from the originating web server; augmenting the obtained resources using resources within the front-end server to generate a response to the client request; and communicating the augmented response from the front-end server to the client.

Claim 9

Dependent Claim 122 words

7 . A method for serving web pages to a client in response to a client request specifying a network resource, the method comprising: providing an originating web server upon which the requested resource resides, the originating web server having a request interface for receiving requests and a response interface for sending responses to the requests; providing a front-end server; redirecting a client request addressed to the originating web server to the front-end server; using the front-end server to obtain at least some of the request-specified resources from the originating web server; augmenting the obtained resources using resources within the front-end server to generate a response to the client request; and communicating the augmented response from the front-end server to the client.

Claim 10

Dependent Claim 131 words

8 . A web site comprising: an originating web server coupled to the network and executing software to access a first set of content and functionality in response to requests from a web client; a front-end server coupled to the network and executing software to access a second set of content and functionality in response to requests from the web client; a first communication channel supporting request and response communication between the web client and the front-end server; a second communication channel supporting communication between the front-end server and the originating web server; and means operating cooperatively between the originating web server and the front-end server for receiving requests for web pages from the web client and serving web pages to the requesting web client in response to the received requests.

Claim 11

Dependent Claim 131 words

8 . A web site comprising: an originating web server coupled to the network and executing software to access a first set of content and functionality in response to requests from a web client; a front-end server coupled to the network and executing software to access a second set of content and functionality in response to requests from the web client; a first communication channel supporting request and response communication between the web client and the front-end server; a second communication channel supporting communication between the front-end server and the originating web server; and means operating cooperatively between the originating web server and the front-end server for receiving requests for web pages from the web client and serving web pages to the requesting web client in response to the received requests.

Claim 12

Dependent Claim 25 words

9 . The web site of claim 8 further comprising means for directing request and response traffic from the first channel to the second channel.

Claim 13

Dependent Claim 149 words

10 . A system for serving content from a plurality of network resources comprising: a first server that is an originating web server for a first set of resources; a second server that is an originating web server for a second set of resources; a request interface within the first server for receiving requests specifying the first server, the first server responding to the request by generating a response using the first set of resources and generating a request to the second server in order to use the second set of resources when generating the response; and a request interface within the second server for receiving requests specifying the second server, the second server responding to the request by generating a response using the second set of resources and generating a request to the first server in order to use the second set of resources when generating the response.

Claim 14

Dependent Claim 149 words

10 . A system for serving content from a plurality of network resources comprising: a first server that is an originating web server for a first set of resources; a second server that is an originating web server for a second set of resources; a request interface within the first server for receiving requests specifying the first server, the first server responding to the request by generating a response using the first set of resources and generating a request to the second server in order to use the second set of resources when generating the response; and a request interface within the second server for receiving requests specifying the second server, the second server responding to the request by generating a response using the second set of resources and generating a request to the first server in order to use the second set of resources when generating the response.

Claim 15

Dependent Claim 17 words

11 . The system of claim 10 wherein the first and second set are not mutually exclusive.

Claim 16

Dependent Claim 16 words

12 . The system of claim 10 wherein the first and second sets are mutually exclusive.

Claim 17

Dependent Claim 93 words

13 . A method for serving content from a plurality of servers comprising: generating a request for content, the request being associated with a specified address; providing a server having the address specified in the request; directing the request to the server having the specified address and having at least a portion of the network resources specified in the request; causing the server to serve a first portion of the request from the server itself; and causing the server to serve a second portion of the request from a second tier web server.

Claim 18

Dependent Claim 93 words

13 . A method for serving content from a plurality of servers comprising: generating a request for content, the request being associated with a specified address; providing a server having the address specified in the request; directing the request to the server having the specified address and having at least a portion of the network resources specified in the request; causing the server to serve a first portion of the request from the server itself; and causing the server to serve a second portion of the request from a second tier web server.

Claim 19

Dependent Claim 152 words

14 . A system for serving content from a plurality of network resources comprising: a first web server comprising a first set of resources and coupled to serve requests received from a first plurality of network appliances by accessing the first set of resources in response to requests generated by the first plurality of network appliance; a second web server comprising a second set of resources and coupled to serve requests from a second plurality of network appliances by accessing the second set of resources in response to requests generated by the second plurality of network appliances; and a communication channel between the first and second web servers such that a request received on the first web server for content of the second web server are served by causing the first web server to access the second web server to obtain the content and servicing the request from the first web server.

Claim 20

Dependent Claim 152 words

14 . A system for serving content from a plurality of network resources comprising: a first web server comprising a first set of resources and coupled to serve requests received from a first plurality of network appliances by accessing the first set of resources in response to requests generated by the first plurality of network appliance; a second web server comprising a second set of resources and coupled to serve requests from a second plurality of network appliances by accessing the second set of resources in response to requests generated by the second plurality of network appliances; and a communication channel between the first and second web servers such that a request received on the first web server for content of the second web server are served by causing the first web server to access the second web server to obtain the content and servicing the request from the first web server.

Claim 21

Dependent Claim 79 words

15 . The system of claim 14 wherein requests received on the second web server for content of the first web server are served by causing the second web server to access the first web server to obtain the content and servicing the request from the second web server to obtain content from content source, the originating web server having a request interface for receiving requests from a network and a response interface for sending responses to the requests.

Claim 22

Dependent Claim 37 words

16 . The system of claim 14 wherein the first tier web server fetches content from the second tier web server and serves the fetched content such that it is the originating server for the fetched content.

Claim 23

Dependent Claim 109 words

17 . A system for serving web pages to a network client comprising: a network; an origin web server coupled to the network; a client coupled to the network and generating requests directed to the origin web server; a gateway machine in communication with the client, the gateway machine configured to receive requests from the client, obtain web pages from the origin web server in response to the received request, and serve the obtained pages to the client; means for detecting a busy condition in the origin server; means responsive to the busy condition for serving a page generated by the gateway machine in response to the client request.

Claim 24

Dependent Claim 109 words

17 . A system for serving web pages to a network client comprising: a network; an origin web server coupled to the network; a client coupled to the network and generating requests directed to the origin web server; a gateway machine in communication with the client, the gateway machine configured to receive requests from the client, obtain web pages from the origin web server in response to the received request, and serve the obtained pages to the client; means for detecting a busy condition in the origin server; means responsive to the busy condition for serving a page generated by the gateway machine in response to the client request.

Claim 25

Dependent Claim 23 words

18 . The system of claim 17 wherein the gateway machine comprises web server software capable of generating static and dynamic web pages.

Claim 26

Dependent Claim 25 words

19 . The system of claim 17 wherein the means for serving substitute pages places the gateway machine in a role of the origin server.

Claim 27

Dependent Claim 77 words

20 . A method for serving web pages to a network client comprising: generating requests from the network client, the requests specifying a network resource that is configured to generate a desired web page; routing the requests through a gateway machine that maintains a connection with the network resource; detecting a busy condition in the network resource; and serving an alternate page from the gateway machine to the network client in response to detecting a busy condition.

Claim 28

Dependent Claim 77 words

20 . A method for serving web pages to a network client comprising: generating requests from the network client, the requests specifying a network resource that is configured to generate a desired web page; routing the requests through a gateway machine that maintains a connection with the network resource; detecting a busy condition in the network resource; and serving an alternate page from the gateway machine to the network client in response to detecting a busy condition.

Claim 29

Dependent Claim 98 words

21 . A system for serving web pages to a network client comprising: a network; an origin web server coupled to the network; a client coupled to the network; a gateway machine in communication with the client, the gateway machine configured to receive requests from the client, obtain web pages from the origin web server in response to the received request, and serve the obtained pages to the client; means for detecting when the origin server becomes unavailable; and means responsive to origin server becoming unavailable for serving an alternate page from the gateway machine to the client.

Claim 30

Dependent Claim 98 words

21 . A system for serving web pages to a network client comprising: a network; an origin web server coupled to the network; a client coupled to the network; a gateway machine in communication with the client, the gateway machine configured to receive requests from the client, obtain web pages from the origin web server in response to the received request, and serve the obtained pages to the client; means for detecting when the origin server becomes unavailable; and means responsive to origin server becoming unavailable for serving an alternate page from the gateway machine to the client.

Claim 31

Dependent Claim 91 words

22 . A system for caching network resources comprising: an origin web server operable to provide responses containing network resources in response to requests for the contained resources; an first intermediary server having a cache therein and coupled to receive the responses and to receive the requests for network resources; mechanisms within the first intermediary server for determining whether the requested network resources are within the cache; and mechanisms within the first intermediary server for serving the requested network resources from the cache when requested network resources are within the cache.

Claim 32

Dependent Claim 91 words

22 . A system for caching network resources comprising: an origin web server operable to provide responses containing network resources in response to requests for the contained resources; an first intermediary server having a cache therein and coupled to receive the responses and to receive the requests for network resources; mechanisms within the first intermediary server for determining whether the requested network resources are within the cache; and mechanisms within the first intermediary server for serving the requested network resources from the cache when requested network resources are within the cache.

Claim 33

Dependent Claim 43 words

23 . The system of claim 22 wherein the network resources are associated with a priority value and the cache comprises a priority sensitive cache that selectively stores the network resources in the cache based at least in part on the associated priority.

Claim 34

Dependent Claim 37 words

24 . The system of claim 22 further comprising a second intermediary server having a cache therein, the second intermediary server being coupled to coupled to receive the responses and to receive the requests for network resources.

Claim 35

Dependent Claim 22 words

25 . The system of claim 24 further comprising a communication channel coupling the first intermediary server and the second intermediary server.

Claim 36

Dependent Claim 46 words

26 . The system of claim 25 wherein the network resources are associated with a priority value and the communication channel is responsive to the priority value to regulate the manner in which data is communicated between the first intermediary server and the second intermediary server.

Claim 37

Dependent Claim 25 words

27 . The system of claim 22 wherein the cache comprises a passive cache that caches network resources as they pass through the intermediary server.

Claim 38

Dependent Claim 27 words

28 . The system of claim 22 wherein the cache comprises an active cache that caches network resources in response to encoded instructions within the network resource.

Claim 39

Dependent Claim 26 words

29 . The system of claim 22 wherein the cache comprises an active cache that caches network resources in anticipation of requests for the network resource.

Claim 40

Dependent Claim 26 words

30 . The system of claim 22 wherein the cache comprises an active cache that caches network resources in response to instructions from another intermediary server.

Claim 41

Dependent Claim 22 words

31 . The system of claim 22 wherein the intermediary server comprises a front-end server located on a client-side of a network.

Claim 42

Dependent Claim 23 words

32 . The system of claim 22 wherein the intermediary server comprises a back-end server located on an originating server-side of a network.

Claim 43

Dependent Claim 43 words

33 . The system of claim 22 wherein the intermediary server comprises: a front-end computer having a cache therein and located on a client-side of a network; and a back-end server having a cache therein located on an originating server-side of a network.

Claim 44

Dependent Claim 169 words

34 . A method for serving web pages in response to requests from a network client, wherein the requests specify content desired by the user of the network client, the method comprising: providing a gateway server configured to receive requests specifying content; providing a plurality of network servers, at least one of the network servers housing the specified content, and at least one of the network servers housing alternative content; in response to a received request, generating requests in the gateway server to at least one of the network servers; in response to the request received from the gateway server, generating requests in the at least one network server to at least one other network server; serving a response from the gateway server, wherein the response includes content selected from the group consisting of specified content from the gateway server, specified content from one of the network servers, specified content from an origin server, alternate content from the gateway server, and alternate content from one of the network servers.

Claim 45

Dependent Claim 169 words

34 . A method for serving web pages in response to requests from a network client, wherein the requests specify content desired by the user of the network client, the method comprising: providing a gateway server configured to receive requests specifying content; providing a plurality of network servers, at least one of the network servers housing the specified content, and at least one of the network servers housing alternative content; in response to a received request, generating requests in the gateway server to at least one of the network servers; in response to the request received from the gateway server, generating requests in the at least one network server to at least one other network server; serving a response from the gateway server, wherein the response includes content selected from the group consisting of specified content from the gateway server, specified content from one of the network servers, specified content from an origin server, alternate content from the gateway server, and alternate content from one of the network servers.

Claim 46

Dependent Claim 19 words

35 . The method of claim 34 further comprising the act of routing the requests to a gateway server.

Claim 47

Dependent Claim 26 words

36 . The method of claim 34 wherein the selection of content included in the response from the gateway server is selected by the gateway server.

Claim 48

Dependent Claim 28 words

37 . The method of claim 34 wherein the selection of content included in the response from the gateway server is selected by one of the network servers.

Claim 49

Dependent Claim 60 words

38 . The method of claim 34 wherein the response from the gateway server comprises at least two portions selected from the group consisting of specified content from the gateway server, specified content from one of the network servers, specified content from an origin server, alternate content from the gateway server, and alternate content from one of the network servers.

System and method for serving a web site from multiple servers

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