KR20050063604A - System and method of state management for in high-speed portable internet - Google Patents

Abstract

The present invention relates to a state management method in a high speed portable Internet system. The present invention separates the protocol matching unit interworking with the operation maintenance function in the AP and the network management center, and manages the cell state comprehensively while interworking with the resource state management. In this way, even when the network management interworking protocol is changed, it does not affect the operation maintenance function in the AP at all, and the access control at the AP of the high-speed portable Internet system can be easily performed.

Description

High speed mobile Internet system and its state management method {SYSTEM AND METHOD OF STATE MANAGEMENT FOR IN HIGH-SPEED PORTABLE INTERNET}

The present invention relates to a high-speed portable internet system (HPi), and more particularly, to a state management method in an access point (AP) of a high-speed portable internet system.

Resource state management according to the prior art has been implemented in a switch of a wired communication network and a mobile communication switch and a control station of a mobile communication network.

That is, the conventional resource state management in wired and mobile communication networks managed the state of resources so that the processor or various resources operate stably. In addition, if a problem occurs, the operator is notified, but the system can reliably exchange messages in a complex system with multiple levels, minimize the number of messages so that there is no problem in performance, or vary the types of failures, It was designed with an interest in how to efficiently reflect the processor and resources.

However, the high speed portable Internet system is composed of an access point (AP) and a packet access router (PAR) unlike the environment of a conventional wireless LAN or a mobile communication network. Therefore, since there are many levels of hierarchy such as wired and mobile communication exchanges and base stations, and do not have complex and many kinds of processors and resources, it is not necessary to reduce the number of messages or establish functions for each level to improve performance and ensure stability. It doesn't matter.

On the other hand, in the high-speed portable Internet system, it is important to manage the state of a cell due to the nature of considering whether a subscriber provides a service on a cell basis. However, the conventional AP does not implement maintenance functions such as state management.

The technical problem to be achieved by the present invention is to provide a method for managing a cell state through the interworking with all maintenance functions in the AP of the high-speed portable Internet system.

In addition, the technical problem to be achieved by the present invention is to provide a method for minimizing the impact on the maintenance function of the AP when the high-speed portable Internet system interworks with various types of external network management center.

A high-speed portable Internet system according to a feature of the present invention for achieving the above object is a high-speed portable Internet system for providing a service to a mobile terminal connected through an access point (AP) and a packet access router (PAR),

The AP,

An operation maintenance unit for performing operation maintenance processing of radio resources; And a protocol matching unit for converting a message for interworking with an external network management center and the operation maintenance unit.

The operation maintenance unit,

A shape management unit which performs block / unblock and mounting / unmounting processing of the radio resource and changes shape information; A failure management unit performing recovery in response to a failure of a hardware resource; A state manager that manages a state of a system according to a block / unblock of the radio resource, a mount / unmount, and a failure occurrence / recovery; And a connection manager configured to provide a multimedia service according to a status management result of the status manager.

The state management unit,

A resource state manager for managing a state of a corresponding resource according to a block / unblock of the radio resource, a mounted / unmounted, or a failure occurrence / recovery; And a cell state manager configured to manage a cell state related to the resource according to the change of the resource state.

A state management method of a high speed portable internet system according to an aspect of the present invention is a state management method of a high speed portable internet system that provides a service to a mobile terminal connected through an access point (AP) and a packet access router (PAR).

a) receiving, by the AP, a state management request to investigate a state of a corresponding resource and changing a state of the corresponding resource; b) examining a cell state associated with the corresponding resource and changing the cell state; And c) providing a service according to the changed cell state.

Step a) is

The AP converts the block / unblock and implementation / unmounting requests of resources received from an external network management center into a message conforming to an internal protocol to change the shape information of the resource, and then blocks / unblocks and implementations of the resource. Requesting unmounting; And storing and notifying information of the corresponding resource according to the failure / recovery of the hardware resource,

In step a),

As a result of examining the state of the corresponding resource, if the corresponding resource is in the same state as the requested resource, the controller notifies the state change of the resource and moves to step c).

Further, in step b),

As a result of examining the cell state associated with the corresponding resource, if the cell state is the same as the requested state, the cell state is moved to step c) without changing the cell state.

C),

Notifying that the state of the resource has changed; And converting a result of the state change of the resource into a protocol suitable for the external network management center and notifying the network management center.

The method may further include collecting status information of the corresponding resource and notifying the network management center of the status of the corresponding resource when receiving a request for collecting resource status information from the external network management center.

Step d),

The request received from the external network management center is converted into a message conforming to an internal protocol to request the collection of state information of the corresponding resource, and the state information of the collected resource is converted into a protocol suitable for the network management center. Notify the network management center.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention. Like parts are designated by like reference numerals throughout the specification.

First, a configuration of a high speed portable Internet system according to an embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a diagram showing the structure of a high-speed portable Internet system according to an embodiment of the present invention.

As shown in FIG. 1, a high speed portable Internet system according to an embodiment of the present invention includes a portable Internet terminal (Access Terminal, AT) 100, an access point (AP) 200 performing a base station function, and The packet access router (PAR) 300 performs a packet access routing function and an external agent function of mobile IP.

The AT 100 is equipped with a multimedia service application function, and the AP 200 controls the AT 100 and converts and transmits information received from the AT 100 and the PAR 300 into a wireless or wired signal. The PAR 300 controls the AP 200 by wire.

In addition, the AP 200 is installed in a dense urban area and manages a plurality of ATs 100, and the PAR 300 has a hierarchical structure for managing a plurality of APs 200.

In addition, the PAR 300 is interworked through the home agent (HA) 400 for mobility of IP and the AAA (Authentication, Authorization and Accounting) 500 for user authentication and the internal IP network 600, and the public Internet network. (700).

2 illustrates a configuration of an AP 200 of a high speed portable Internet system according to an embodiment of the present invention.

As shown in FIG. 2, the AP 200 of the high-speed portable Internet system according to the embodiment of the present invention includes a protocol matching unit 210, a shape managing unit 220, a failure managing unit 230, a connection control unit 240, and State management unit 250 is included.

The network management center 260 performs a comprehensive management related to operation maintenance such as receiving a status management command from the operator and forwarding it to the AP 200.

The protocol matching unit 210 is responsible for interworking with the network management center 260 and matching with the internal operation preservation management unit, and can be added / deleted according to the interworking protocol with the network management center 260.

The shape management unit 220 performs block / unblock and mount / unmount processing of AP resources at the request of an operator, and adds / deletes / changes shape information. The failure management unit 230 performs failure / recovery in hardware resources, and the connection control unit 240 provides a multimedia service to the AT 100 according to the cell state according to the comprehensive state management result. The state manager 250 may determine whether a resource block / unblock / mounted / non-mounted / failure / failure recovery, etc. occurs when the resource state changes to the resource state manager 251 for managing the state of the corresponding resource. The cell state manager 252 manages a state.

Hereinafter, a process of processing a block / unblock / mounted / unmounted state of an AP resource in the AP 200 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 is a block / unblock / mounted / non-mounted state processing procedure of an AP resource according to an embodiment of the present invention.

First, when the network management center 260 requests a resource block / unblock / mounting / non-mounting request to the AP 200 by an operator's request, the protocol matching unit 210 of the AP 200 receives the request. After converting to an internal message (S301), the shape management unit 220 requests a resource block / unblock / mounting / unmounting (S302).

After the shape management unit 220 changes the resource shape information (S303), the state manager 250 requests the resource block / unblock / mounting / non-mounting (S304).

The resource state manager 251 of the state manager 250 checks the state of the corresponding resource (S305), and checks whether the corresponding resource is in the same state as already requested (S306).

If the result of the check is not the same as that already requested, the state of the resource is changed to a block / unblock / mounted / non-mounted state (S308), and the cell state manager 252 examines the cell state related to the resource ( S309) It is checked whether the corresponding cell is in the same state as already requested (S310).

As a result of the check, if the corresponding cell is not in the same state, the cell state is changed (S311), and the access control unit 240 is requested to change the cell state to stop or restart the service in the corresponding cell (S312).

Thereafter, the state manager 250 notifies the shape manager 220 that the state of the resource has been changed (S313), and transfers it to the protocol matching unit 210 again. The protocol matching unit 210 converts the protocol suitable for the external network management center 260 (S314), and notifies the network management center 260 of the result of the request (S315).

On the other hand, if the corresponding cell is in the same state as confirmed in step S310, the cell state change processing is stopped and the request result is notified to the network management center through steps S314 to S315.

In addition, if it is determined in step S306 that the resource is in the same state as already requested, the shape management unit 220 notifies the state change impossible (S307) and then through the step S314 ~ S315 notifies the request result to the network management center.

Next, a failure occurrence / recovery state processing process of the AP resource according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

4 illustrates a process of processing a failure occurrence / recovery state of an AP resource according to an embodiment of the present invention.

First, when a failure occurs in the resources of the AP or resources recovered from failure, it is notified to the failure management unit 230 for managing this (S401) to store the resource failure information (S402) and then resource failure to the state management unit 250 Notification of occurrence / recovery (S403).

The resource state manager 251 of the state manager 250 checks the state of the corresponding resource (S404) and checks whether the corresponding resource is in the same state as already requested (S405).

If the result of the check is not the same as that already requested, the state of the corresponding resource is changed to a failure / recovery state (S407), and the cell state manager 252 examines the cell state related to the resource (S408). Check whether or not the same state as already requested (S409).

As a result of the check, if the corresponding cell is not in the same state, the cell state is changed (S410), and the access control unit 240 is requested to change the cell state to stop or restart the service in the corresponding cell (S411).

Thereafter, the state management unit 250 notifies the failure management unit 230 that the state of the resource has changed (S412), and transfers it to the protocol matching unit 210 again. The protocol matching unit 210 converts the protocol suitable for the external network management center 260 (S413), and notifies the network management center 260 of the result (S414).

Meanwhile, if the corresponding cell is in the same state as the result of checking in step S409, the cell state change processing is stopped and the result is notified to the network management center 260 through steps S413 to S414.

In addition, if it is determined in step S405 that the corresponding resource is in the same state as already requested, the failure management unit 230 notifies the state change impossible (S406) through the step S413 ~ S414 notifies the result to the network management center 260 do.

Next, the process of collecting the state information of the AP resource according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

5 illustrates a process of collecting status information of an AP resource according to an embodiment of the present invention.

First, when the network management center 260 requests resource collection information at the request of the operator, the protocol matching unit 210 of the AP 200 receives it (S501) and converts it into an internal message (S502). The state manager 250 requests collection of resource state information (S503).

The resource state manager 251 of the state manager 250 that receives the request for collecting the resource state information checks the state of the corresponding resource (S504) and notifies the protocol matching unit 210 (S505). The protocol matching unit 210 converts the internal message into a protocol suitable for the external network management center 210 (S506), and notifies the network management center 260 of the result of the request (S507).

Although the preferred embodiment of the present invention has been described in detail above, the present invention is not limited thereto, and various other changes and modifications are possible.

As described above, according to the present invention, the operation matching function in the AP and the protocol matching unit interworking with the network management center may be separated so that the operation maintenance function in the AP may not be affected at all even when the network management interworking protocol is changed.

In addition, according to the present invention, it is possible to facilitate the access control in the AP of the high-speed portable Internet system by allowing the cell state to be comprehensively managed while interworking with the resource state management.

1 is a structural diagram of a high-speed portable Internet system according to an embodiment of the present invention.

2 is a structural diagram of an AP of a high-speed portable Internet system according to an embodiment of the present invention.

3 is a diagram illustrating a process of performing block / unblock / mounted / non-mounted state processing of an AP resource according to an embodiment of the present invention.

4 is a diagram illustrating a process of performing a failure occurrence / recovery state of an AP resource according to an embodiment of the present invention.

5 is a diagram illustrating a process of performing state information collection processing of an AP resource according to an embodiment of the present invention.

Claims (10)

In the high-speed portable Internet system for providing a service to a mobile terminal connected through an access point (AP) and a packet access router (PAR), The AP, An operation maintenance unit for performing operation maintenance processing of radio resources; And Protocol matching unit for converting messages for interworking with the external network management center and the operation maintenance unit High speed mobile internet system comprising a. The method of claim 1, The operation maintenance unit, A shape management unit which performs block / unblock and mounting / unmounting processing of the radio resource and changes shape information; A failure management unit performing recovery in response to a failure of a hardware resource; A state manager that manages a state of a system according to a block / unblock of the radio resource, a mount / unmount, and a failure occurrence / recovery; And A connection management unit that provides a multimedia service according to the status management result of the state management unit High speed mobile internet system comprising a. The method of claim 2, The state management unit, A resource state manager for managing a state of a corresponding resource according to a block / unblock of the radio resource, a mounted / unmounted, or a failure occurrence / recovery; And A cell state manager configured to manage a cell state related to the resource according to the change of the resource state High speed mobile internet system comprising a. In the state management method of a high-speed portable Internet system providing a service to a mobile terminal connected through an access point (AP) and a packet access router (PAR), a) receiving, by the AP, a state management request to investigate a state of a corresponding resource and changing a state of the corresponding resource; b) examining a cell state associated with the corresponding resource and changing the cell state; And c) providing a service according to the changed cell state State management method of a high-speed portable Internet system comprising a. The method of claim 4, wherein Step a) is The AP converts the block / unblock and implementation / unmounting requests of resources received from an external network management center into a message conforming to an internal protocol to change the shape information of the resource, and then blocks / unblocks and implementations of the resource. Requesting unmounting; And Storing and notifying the information of the resource according to the failure / recovery in the hardware resource State management method of a high-speed portable Internet system comprising a. The method according to claim 4 or 5, In step a), As a result of examining the state of the corresponding resource, if the corresponding resource is in the same state as the requested resource, a notification of the state change of the resource is not allowed and the process moves to step c). State Management Method of High Speed Mobile Internet System. The method of claim 4, wherein In step b), If the cell state associated with the corresponding resource is examined and the cell state is the same as the requested state, the cell state is moved to step c) without changing the cell state. State Management Method of High Speed Mobile Internet System. The method of claim 4, wherein C), Notifying that the state of the resource has changed; And Converting the result of the state change of the resource into a protocol suitable for the external network management center and notifying the network management center State management method of a high-speed portable Internet system comprising a. The method of claim 4, wherein d) collecting status information of the corresponding resource when receiving a request for collecting resource status information from the external network management center and notifying the network management center of the status of the corresponding resource; State management method of a high-speed portable Internet system further comprising. The method of claim 9, Step d), Converts the request received from the external network management center into a message conforming to the internal protocol and requests collection of state information of the corresponding resource; Converting the collected state information of the resource into a protocol suitable for the network management center and notifying the network management center State Management Method of High Speed Mobile Internet System.