Method and apparatus extending a server to a wireless-router server

• US 20040059837A1
• Filed: 06/27/2003
• Published: 03/25/2004
• Est. Priority Date: 04/17/2001
• Status: Abandoned Application

• Current Assignee: Cranite Systems, Inc.
• Original Assignee: Cranite Systems, Inc.
• Inventors: Volpano, Dennis Michael
• Application Number:
  US10/465,954
• Publication Number:
  US 20040059837A1
• Time in Patent Office: Days
• US Class Current: 709/249
• CPC Class Codes: H04W 40/02 Communication route or path selection, e.g. power-based or shortest path routing
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

Abstract

A method and apparatus of providing communication between a wireless transceiver and a wireline network, wherein a wireless interface possessing a wireline communications port and the wireless transceiver is coupled to a server, wherein the server is further coupled to the wireline network. Certain embodiments preferably include techniques to extend a server to additionally function as a wireless router.

Claims

1. A wireless router supporting communications between a wireless client and a wireline network comprising:

a wireless interface coupled to a server and possessing a wireless transceiver;

said wireline network coupled to said server via a wireline communications port;

at least one computer operating said server based upon a program system comprising program steps residing in memory accessibly coupled with said computer;

wherein said program system is comprised of the program steps of;

coupling said wireless interface to said wireline network via said wireline communications port as a server device with a network service address;

enabling address translation on said server to include said server device with said network service address;

adding a network route for said wireless interface on said server for said server device with said network service address; and

making said wireless interface available to at least one wireless client communicating via said wireless coupling as a gateway to communicate on said wireline network;

a wireless client communicating via said wireless coupling based upon a login protocol accessing a client authorization list to create an authorized client; and

said authorized client communicating via said wireless coupling using said network route to communicate with said wireline network via said wireline communications port;

wherein the program step making said wireless interface available to said wireless client is further comprised of the program steps of;

said wireless transceiver receiving a first message including a destination from said wireless client to create a first received message including said received destination at said wireless transceiver;

said wireless transceiver transmitting a second wireless destined message to said wireless client;

transmitting said first wireline network destined message including said wireline address via said wireline communications port; and

receiving a second wireline network message including a destination containing said network service address to create a second wireline network message including said destination containing said network service address to said server device;

wherein the program step enabling address translation on said server is further comprised of the program steps of;

masquerading said first received message including said received destination to create a first wireline destined message including a first wireline address at said server device; and

demasquerading a second wireline network message including said destination address containing said network service address to create said second wireline originated message including said destination address containing said network service address;

wherein the program step adding said network route for said wireless interface on said server is further comprised of the program steps of;

routing said first wireline destined message at said wireless interface based upon said network route for said server device with said network service address to create a first wireline network destined message including said first wireline address; and

routing a second wireline originated message including a destination containing said network service address to said server device based upon said network route for said server device with said network service address to create said second wireless destined message to said wireless client;

wherein said wireless transceiver further supports at least the IEEE802.11b messaging protocol standard in communicating with said wireless client.

2. The wireless router of claim 1,

wherein said wireless interface further supports at least the IEEE802.11a messaging protocol standard in communicating with said wireless client.

3. The wireless router of claim 1,

wherein said wireless interface further supports at least a layer three messaging protocol in communicating with said wireless client including said server supporting layer three datagrams.

4. The wireless router of claim 3,

wherein said wireless interface further supports a messaging protocol compatible with WAP in communicating with said wireless client.

5. A method of providing communication between a wireless transceiver and a wireline network, wherein a wireless interface possessing a wireline communications port and said wireless transceiver is coupled to a server, wherein said server is further coupled to said wireline network comprising the steps of:

coupling said wireless interface to said wireline network via said wireline communications port as a server device with a network service address;

enabling address translation on said server to include said server device with said network service address;

adding a network route for said wireless interface on said server for is said server device with said network service address; and

making said wireless interface available to at least one wireless client communicating via said wireless coupling as a gateway to communicate on said wireline network; and

a wireless client communicating via said wireless coupling based upon a login protocol accessing a client authorization list to create an authorized client; and

said authorized client communicating via said wireless coupling using said network route to communicate with said wireline network; and

wherein the step making said wireless interface available to said wireless client is further comprised of the steps of;

said wireless transceiver receiving a first message including a destination from said wireless client to create a first received message including said received destination at said wireless transceiver;

said wireless transceiver transmitting a second wireless destined message to said wireless client;

transmitting said first wireline network destined message including said wireline address via said wireline communications port; and

receiving a second wireline network message including a destination containing said network service address to create a second wireline network message including said destination containing said network service address to said server device;

wherein the step enabling address translation on said server is further comprised of the steps of;

masquerading said first received message including said received destination to create a first wireline destined message including a first wireline address at said server device; and

demasquerading a second wireline network message including said destination address containing said network service address to create said second wireline originated message including said destination address containing said network service address;

wherein the step adding said network route for said wireless interface on said server is further comprised of the steps of;

routing said first wireline destined message at said wireless interface based upon said network -route for said server device with said network service address to create a first wireline network destined message including said first wireline address; and

routing a second wireline originated message including a destination containing said network service address to said server device based upon said network route for said server device with said network service address to create said second wireless destined message to said wireless client;

wherein said wireless transceiver further supports at least the IEEE802.11b messaging protocol standard in communicating with said wireless client.

6. Said first wireline network destined messages including said wireline address as created by the process of claim 5.

7. Said second wireless destined messages to said authorized client as created by the process of claim 5.

8. The method of claim 5,

wherein said wireless transceiver further supports at least the IEEE802.11a messaging protocol standard in communicating with said wireless client.

9. The method of claim 5,

wherein said wireless transceiver further supports at least a layer three messaging protocol in communicating with said wireless client including said server supporting layer three datagrams.

10. The method of claim 9,

wherein said wireless transceiver further supports a messaging protocol compatible with WAP in communicating with said wireless client.

11. A program system implementing the steps of the method of claim 5 as program steps residing in at least one memory accessibly coupled with a computer operating said server.

12. A method of providing communication between a wireless transceiver and a wireline network, wherein a wireless interface possessing said wireless transceiver is coupled to a server further coupled via a wireline communications port to said wireline network, comprising the steps of:

coupling said wireless interface to said wireline network via said wireline communications port as a server device with a network service address;

enabling address translation on said server to include said server device with said network service address;

adding a network route for said wireless interface on said server for said server device with said network service address; and

making said wireless interface available to at least one wireless client communicating via said wireless coupling as a gateway to communicate on said wireline network.

13. The method of claim 12, further comprising the steps of:

a wireless client communicating via said wireless coupling based upon a login protocol accessing a client authorization list to create an authorized client; and

said authorized client communicating via said wireless coupling using said network route to communicate with said wireline network.

14. The method of claim 12,

wherein the step making said wireless interface available to said authorized client is further comprised of the steps of:

said wireless transceiver receiving a first message including a destination from said wireless client to create a first received message including said received destination at said wireless transceiver;

said wireless transceiver transmitting a second wireless destined message to said wireless client;

transmitting said first wireline network destined message including said wireline address via said wireline communications port; and

receiving a second wireline network message including a destination containing said network service address to create a second wireline network message including said destination containing said network service address to said server device;

wherein the step enabling address translation on said server is further comprised of the steps of;

masquerading said first received message including said received destination to create a first wireline destined message including a first wireline address at said server device; and

demasquerading a second wireline network message including said destination address containing said network service address to create said second wireline originated message including said destination address containing said network service address;

wherein the step adding said network route for said wireless interface on said server is further comprised of the steps of;

routing said first wireline destined message at said wireless interface based upon said network route for said server device with said network service address to create a first wireline network destined message including said first wireline address; and

routing a second wireline originated message including a destination containing said network service address to said server device based upon said network route for said server device with said network service address to create said second wireless destined message to said wireless client.

15. Said first wireline network destined messages as created by the process of claim 14.

16. Said second wireless destined messages as created by the process of claim 14.

17. The method of claim 12,

wherein said wireless interface supports a message passing communications protocol in communicating with said wireless client.

18. The method of claim 17,

wherein said wireless transceiver further supports at least a layer two messaging protocol in communicating with said wireless client.

19. The method of claim 18,

wherein said wireless transceiver further supports at least the IEEE802.11b messaging protocol standard in communicating with said wireless client.

20. The method of claim 18,

wherein said wireless transceiver further supports at least the IEEE802.11a messaging protocol standard in communicating with said wireless client.

21. The method of claim 18,

wherein said wireless interface further supports at least a layer three messaging protocol in communicating with said wireless client including said server supporting layer three datagrams.

22. The method of claim 21,

wherein said wireless transceiver further supports a messaging protocol compatible with WAP in communicating with said wireless client.

23. A program system implementing the steps of the method of claim 12 as program steps residing in at least one memory accessibly coupled with a computer operating said server.

24. A wireless router supporting communications between a wireless client and a wireline network comprising:

a wireless interface coupled to a server and possessing a wireless transceiver;

said wireline network coupled to said server via a wireline communications port;

at least one computer operating said server based upon a program system comprising program steps residing in memory accessibly coupled with said computer;

wherein said program system is comprised of the program steps of;

coupling said wireless interface to said wireline network via said wireline communications port as a server device with a network service address;

enabling address translation on said server to include said server device with said network service address;

adding a network route for said wireless interface on said server for said server device with said network service address; and

making said wireless interface available to at least one wireless client communicating via said wireless coupling as a gateway to communicate on said wireline network.

25. The wireless router of claim 24,

wherein said program system further comprising the program steps of:

a wireless client communicating via said wireless coupling based upon a login protocol accessing a client authorization list to create an authorized client; and

said authorized client communicating via said wireless coupling using said network route to communicate with said wireline network.

26. The wireless router of claim 24,

wherein the program step making said wireless interface available to said wireless client is further comprised of the program steps of:

said wireless transceiver receiving a first message including a destination from said wireless client to create a first received message including said received destination at said wireless transceiver;

said wireless transceiver transmitting a second wireless destined message to said wireless client;

transmitting said first wireline network destined message including said wireline address via said wireline communications port; and

receiving a second wireline network message including a destination containing said network service address to create a second wireline network message including said destination containing said network service address to said server device;

wherein the program step enabling address translation on said server is further comprised of the program steps of;

masquerading said first received message including said received destination to create a first wireline destined message including a first wireline address at said server device; and

demasquerading a second wireline network message including said destination address containing said network service address to create said second wireline originated message including said destination address containing said network service address;

wherein the program step adding said network route for said wireless interface on said server is further comprised of the program steps of;

routing said first wireline destined message at said wireless interface based upon said network route for said server device with said network service address to create a first wireline network destined message including said first wireline address; and

routing a second wireline originated message including a destination containing said network service address to said server device based upon said network route for said server device with said network service address to create said second wireless destined message to said wireless client.

27. The wireless router of claim 24,

wherein said wireless interface supports a message passing communications protocol in communicating with said wireless client.

28. The wireless router of claim 27,

wherein said wireless transceiver further supports at least a layer two messaging protocol in communicating with said wireless client.

29. The wireless router of claim 28,

wherein said wireless interface further supports at least the IEEE802.11b messaging protocol standard in communicating with said wireless client.

30. The wireless router of claim 28,

wherein said wireless interface further supports at least the IEEE802.11a messaging protocol standard in communicating with said wireless client.

31. The wireless router of claim 28,

wherein said wireless interface further supports at least a layer three messaging protocol in communicating with said wireless client including said server supporting layer three datagrams.

32. The wireless router of claim 31,

wherein said wireless interface further supports a messaging protocol compatible with WAP in communicating with said wireless client.

33. A wireless router supporting communications between a wireless client and a wireline network comprising:

a wireless interface coupled to a server and possessing a wireless transceiver;

said wireline network coupled to said server via a wireline communications port;

wherein said server is comprised of;

means for coupling said wireless interface to said wireline network via said wireline communications port as a server device with a network service address;

means for enabling address translation on said server to include said server device with said network service address;

means for adding a network route for said wireless interface on said server for said server device with said network service address; and

means for making said wireless interface available to at least one wireless client communicating via said wireless coupling as a gateway to communicate on said wireline network;

means for a wireless client communicating via said wireless coupling based upon a login protocol accessing a client authorization list to create an authorized client; and

means for said authorized client communicating via said wireless coupling using said network route to communicate with said wireline network;

wherein the means for making said wireless interface available to said wireless client is further comprised of;

means for said wireless transceiver receiving a first message including a destination from said wireless client to create a first received message including said received destination at said wireless transceiver;

means for said wireless transceiver transmitting a second wireless destined message to said wireless client;

means for transmitting said first wireline network destined message including said wireline address via said wireline communications port; and

means for receiving a second wireline network message including a destination containing said network service address to create a second wireline network message including said destination containing said network service address to said server device;

wherein the means for enabling address translation on said server is further comprised of;

means for masquerading said first received message including said received destination to create a first wireline destined message including a first wireline address at said server device; and

means for demasquerading a second wireline network message including said destination address containing said network service address to create said second wireline originated message including said destination address containing said network service address;

wherein the means for adding said network route for said wireless interface on said server is further comprised of;

means for routing said first wireline destined message at said wireless interface based upon said network route for said server device with said network service address to create a first wireline network destined message including said first wireline address; and

means for routing a second wireline originated message including a destination containing said network service address to said server device based upon said network route for said server device with said network service address to create said second wireless destined message to said wireless client;

wherein said wireless transceiver further supports at least the IEEE802.11b messaging protocol standard in communicating with said wireless client.

34. The wireless router of claim 33,

wherein said wireless interface further supports at least the IEEE802.11a messaging protocol standard in communicating with said wireless client.

35. The wireless router of claim 33,

wherein said wireless interface further supports at least a layer three messaging protocol in communicating with said wireless client including said server supporting layer three datagrams.

36. The wireless router of claim 35,

wherein said wireless interface further supports a messaging protocol compatible with WAP in communicating with said wireless client.

37. A method of technique extending a server to a wireless router comprising the steps of:

coupling a wireless interface to said server;

enabling network address translation on said server;

adding a network route for said wireless interface on said server to create a wireless interface address;

making said wireless interface address a default-route gateway for a wireless user communicating via said wireless interface; and

running DHCP on said wireless interface by said server.

38. The method of claim 37,

wherein said wireless interface is a PCMCIA wireless LAN PC card;

wherein the step coupling said wireless interface is further comprised of the steps of;

inserting a PCMCIA Card Reader into a PCI/ISA slot coupled with said server; and

inserting said PCMCIA wireless LAN PC card into said Card Reader.