JP2006148255A5 - - Google Patents
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- JP2006148255A5 JP2006148255A5 JP2004332321A JP2004332321A JP2006148255A5 JP 2006148255 A5 JP2006148255 A5 JP 2006148255A5 JP 2004332321 A JP2004332321 A JP 2004332321A JP 2004332321 A JP2004332321 A JP 2004332321A JP 2006148255 A5 JP2006148255 A5 JP 2006148255A5
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Claims (14)
記憶部とこれを制御する処理部とを備え、
前記処理部は、
前記遠隔管理機能付ネットワーク機器に接続された前記機器の不正接続を検知した場合、少なくとも、前記検知した機器の物理アドレスとそのポートとの対応関係を保持する前記遠隔管理機能付ネットワーク機器に対して双方向通信を行い、前記各遠隔管理機能付ネットワーク機器のポートの先に接続されている前記遠隔管理機能付ネットワーク機器および前記接続位置特定装置についての物理アドレスとその対応ポートを、当該各遠隔管理機能付ネットワーク機器に保持させた後に、
前記各遠隔管理機能付ネットワーク機器が保持している前記物理アドレスと前記ポートとの対応関係を前記記憶部に収集し、
前記記憶部に収集した前記遠隔管理機能付ネットワーク機器についての前記物理アドレスと前記ポートとの対応関係において、前記不正接続の機器と前記接続位置特定装置の物理アドレスを保持し、かつそのそれぞれの物理アドレスに対応する前記ポートが不一致である前記遠隔管理機能付ネットワーク機器を選定していき、前記不正接続の機器が接続されている終端の前記遠隔管理機能付ネットワーク機器およびその前記ポートを特定し、
前記特定した終端の前記遠隔管理機能付ネットワーク機器およびその前記ポートを外部に出力する
ことを特徴とする不正機器の接続位置特定装置。 It has a forwarding database (hereinafter referred to as “FDB”) that has a plurality of ports connected to the network, learns the source physical addresses of the frames received for each port, and holds a plurality, and requests FDB by a request from a remote device. An unauthorized device that identifies the position of a device that is illegally connected to the network device with a remote management function in a network configured by connecting multiple network devices with a remote management function having a remote management function that responds to the request source. The connection position identification device of
A storage unit and a processing unit for controlling the storage unit,
The processor is
When an unauthorized connection of the device connected to the network device with a remote management function is detected, at least for the network device with a remote management function that holds a correspondence relationship between a physical address of the detected device and its port Bidirectional communication is performed, and the remote management function network device with the remote management function connected to the end of the port and the physical address and the corresponding port of the connection position specifying device are connected to the remote management function. After holding the network device with functions,
Collecting the correspondence between the physical address and the port held by each network device with remote management function in the storage unit,
In the correspondence between the physical address and the port of the network device with remote management function collected in the storage unit, the physical address of the unauthorized connection device and the connection position specifying device is held, and each physical Select the network device with remote management function that does not match the port corresponding to the address, identify the terminal device with remote management function to which the unauthorized connection device is connected and the port,
The network device with a remote management function at the specified terminal and the port are output to the outside.
ある物理アドレスとポートとの対応関係において、前記不正接続の機器の物理アドレスが保持されているポートがあり、そのポートに前記接続位置特定装置の物理アドレスが保持されておらず、かつそのポートに他の前記遠隔管理機能付ネットワーク機器の物理アドレスが保持されていない場合、
この物理アドレスとポートとの対応関係を有する前記遠隔管理機能付ネットワーク機器が前記不正接続の機器に接続される前記遠隔管理機能付ネットワーク機器で、当該不正接続の機器の物理アドレスが保持されているポートが、前記不正接続の機器が接続するポートであると判断する
ことを特徴とする請求項１に記載の不正機器の接続位置特定装置。 The processor is
In correspondence between certain physical address and port, the incorrect physical address of the connected device has ports which is maintained, the connecting position physical address of a specific device is not held in that port and that port When the physical address of the other network device with remote management function is not held,
In the remote management function with the network device the network device with the remote management functions of the correspondence between the physical address and the port is connected to a device of the unauthorized access, the physical address of the device of the unauthorized access is held The apparatus according to claim 1, wherein the port is determined to be a port to which the unauthorized device is connected.
ある前記遠隔管理機能付ネットワーク機器の物理アドレスとポートとの対応関係において、前記不正接続の機器の物理アドレスが保持されているポートがあり、そのポートに前記接続位置特定装置の物理アドレスが保持されておらず、かつそのポートに他の前記遠隔管理機能付ネットワーク機器の物理アドレスが保持されていた場合、
次に選定するのは、当該不正接続の機器の物理アドレスに保持されているポートに保持されていた前記遠隔管理機能付ネットワーク機器を優先する
ことを特徴とする請求項１に記載の不正機器の接続位置特定装置。 The processor is
In correspondence between certain physical address and a port of the network device with a remote management function, the there are ports physical address of the device in the unauthorized connection is maintained, the physical address of the connecting localization device is held in the port If the physical address of the other network device with remote management function is held in the port,
The following selected is the unauthorized apparatus according to claim 1, characterized in that priority is given to the network device with a remote management function which has been held in the port held in the physical address of a device of the unauthorized connection Connection location device.
前記各遠隔管理機能付ネットワーク機器に保持されている前記物理アドレスと前記ポートとの対応関係の保持期限が切れない間隔で、前記接続位置特定装置と前記遠隔管理機能付ネットワーク機器との双方向の通信を行うことを特徴とする請求項１に記載の不正機器の接続位置特定装置。 The processor is
Bidirectional communication between the connection location specifying device and the network device with remote management function is performed at an interval at which the retention period of the correspondence relationship between the physical address and the port held in each network device with remote management function does not expire. 2. The unauthorized device connection position specifying device according to claim 1, wherein communication is performed.
アドレス解決要求により、自己が接続するのとは別の前記遠隔管理機能付ネットワーク機器の物理アドレスおよび論理アドレスを検出し、検出した物理アドレスおよび論理アドレスを用いて、前記ネットワーク管理要求を前記遠隔管理機能付ネットワーク機器に行うことを特徴とする請求項１に記載の不正機器の接続位置特定装置。 The processor is
In response to an address resolution request, a physical address and a logical address of the network device with a remote management function that is different from the one to which it is connected are detected, and the remote management of the network management request is performed using the detected physical address and logical address. The apparatus for identifying a connection position of an unauthorized device according to claim 1, wherein the device is a network device with a function.
前記処理部は、
アドレス解決要求で検出された当該機器の物理アドレスあるいは論理アドレスが許すアドレスでない場合、あるいは許さないアドレスである場合、不正接続と判断する
ことを特徴とする請求項１に記載の不正機器の接続位置特定装置。 The storage unit has in advance a logical address or physical address that allows connection to the network, or a table of logical address or physical address that does not allow connection,
The processor is
2. The illegal device connection position according to claim 1, wherein if the physical address or logical address of the device detected by the address resolution request is not an allowable address, or if it is an unpermitted address, it is determined that the connection is illegal. Specific device.
前記遠隔管理機能付ネットワーク機器の下位に、遠隔管理機能を持たない非対応ネットワーク機器を接続してネットワークを構成し、その非対応ネットワーク機器に機器が不正に接続された場合、
前記処理部は、
少なくとも、前記検知した機器の物理アドレスとそのポートとの対応関係を保持する前記遠隔管理機能付ネットワーク機器に対して双方向通信を行い、前記各遠隔管理機能付ネットワーク機器のポートの先に接続されている前記遠隔管理機能付ネットワーク機器および前記接続位置特定装置についての物理アドレスとその対応ポートを、当該各遠隔管理機能付ネットワーク機器に保持させた後に、
前記各遠隔管理機能付ネットワーク機器が保持している前記物理アドレスと前記ポートとの対応関係を前記記憶部に収集し、
前記各遠隔管理機能付ネットワーク機器についての前記物理アドレスと前記ポートとの対応関係において、前記不正接続の機器と前記接続位置特定装置の物理アドレスを保持し、かつそのそれぞれの物理アドレスに対応する前記ポートが不一致である前記遠隔管理機能付ネットワーク機器を選定していき、
非対応ネットワーク機器の上位に接続されている遠隔管理機能付ネットワーク機器のポートを特定して外部に出力する
ことを特徴とする不正機器の接続位置特定装置。 In the unauthorized device connection position specifying device according to any one of claims 1 to 6,
When a network is configured by connecting an incompatible network device that does not have a remote management function to the lower level of the network device with the remote management function, and the device is illegally connected to the incompatible network device,
The processor is
At least two-way communication is performed with respect to the network device with a remote management function that holds a correspondence relationship between the physical address of the detected device and its port, and is connected to the end of the port of each network device with a remote management function. The network device with remote management function and the physical address and the corresponding port for the connection position specifying device are held in each network device with remote management function,
Collecting the correspondence between the physical address and the port held by each network device with remote management function in the storage unit,
In the correspondence relationship between the physical address and the port for each network device with a remote management function, the physical address of the unauthorized connection device and the connection location specifying device is held, and the physical address corresponding to each physical address Select the network device with remote management function that does not match the port,
An apparatus for identifying a connection position of an unauthorized device, characterized by identifying a port of a network device with a remote management function connected to a higher level of a non-compliant network device and outputting the port to the outside.
前記ネットワーク機器で、さらに、上位の遠隔管理機能付ネットワーク機器と下位の遠隔管理機能付ネットワーク機器との間に、遠隔管理機能を持たない非対応ネットワーク機器を接続してネットワークを構成し、下位の遠隔管理機能付ネットワーク機器に機器が不正に接続された場合、
前記処理部は、
少なくとも、前記検知した機器の物理アドレスとそのポートとの対応関係を保持する前記遠隔管理機能付ネットワーク機器に対して双方向通信を行い、前記各遠隔管理機能付ネットワーク機器のポートの先に接続されている前記遠隔管理機能付ネットワーク機器および前記接続位置特定装置についての物理アドレスとその対応ポートを、当該各遠隔管理機能付ネットワーク機器に保持させた後に、
前記各遠隔管理機能付ネットワーク機器が保持している前記物理アドレスと前記ポートとの対応関係を前記記憶部に収集し、
前記各遠隔管理機能付ネットワーク機器についての前記物理アドレスと前記ポートとの対応関係において、前記不正接続の機器と前記接続位置特定装置の物理アドレスを保持し、かつそのそれぞれの物理アドレスに対応する前記ポートが不一致である前記遠隔管理機能付ネットワーク機器を選定していき、
下位で不正機器が接続されている遠隔管理機能付ネットワーク機器のポートを特定して外部に出力する
ことを特徴とする不正機器の接続位置特定装置。 In the unauthorized device connection position specifying device according to any one of claims 1 to 6,
In the network device, a network is configured by connecting a non-supporting network device having no remote management function between a higher-level network device with a remote management function and a lower-level network device with a remote management function. If a device is illegally connected to a network device with a remote management function,
The processor is
At least two-way communication is performed with respect to the network device with a remote management function that holds a correspondence relationship between the physical address of the detected device and its port, and is connected to the end of the port of each network device with a remote management function. The network device with remote management function and the physical address and the corresponding port for the connection position specifying device are held in each network device with remote management function,
Collecting the correspondence between the physical address and the port held by each network device with remote management function in the storage unit,
In the correspondence relationship between the physical address and the port for each network device with a remote management function, the physical address of the unauthorized connection device and the connection location specifying device is held, and the physical address corresponding to each physical address Select the network device with remote management function that does not match the port,
A device for identifying a connection position of an unauthorized device, characterized by identifying a port of a network device with a remote management function connected to an unauthorized device at a lower level and outputting the port to the outside.
前記ネットワーク機器の下位に、ネットワークに接続するポートを複数有し、ポート毎に受信したフレームのうち最後に受信したフレームの送信元物理アドレス１つだけを保持するアドレストラックを備えるリピータハブで、かつ遠隔機器からの要求によりアドレストラックの内容を要求元に応答する遠隔管理機能を備える遠隔管理機能付リピータハブを接続してネットワークを構成し、その遠隔管理機能付リピータハブに機器が不正に接続された場合、
前記処理部は、
少なくとも、前記検知した機器の物理アドレスとそのポートとの対応関係を保持する前記遠隔管理機能付ネットワーク機器に対して双方向通信を行い、前記各遠隔管理機能付ネットワーク機器のポートの先に接続されている前記遠隔管理機能付ネットワーク機器および前記接続位置特定装置についての物理アドレスとその対応ポートを、当該各遠隔管理機能付ネットワーク機器に保持させた後に、
前記各遠隔管理機能付ネットワーク機器が保持している前記物理アドレスと前記ポートとの対応関係を前記記憶部に収集し、
前記各遠隔管理機能付ネットワーク機器についての前記物理アドレスと前記ポートとの対応関係において、前記不正接続の機器と前記接続位置特定装置の物理アドレスを保持し、かつそのそれぞれの物理アドレスに対応する前記ポートが不一致である前記遠隔管理機能付ネットワーク機器を選定していき、不正機器が接続されている遠隔管理機能付リピータハブ、あるいは不正機器が接続されている遠隔管理機能付リピータハブとそのポートを特定して外部に出力する
ことを特徴とする不正機器の接続位置特定装置。 In the unauthorized device connection position specifying device according to any one of claims 1 to 6,
A repeater hub having a plurality of ports connected to the network below the network device, and having an address track that holds only one source physical address of a frame received last among frames received for each port; and A repeater hub with a remote management function that has a remote management function that responds to the request source with the contents of the address track in response to a request from a remote device is connected to form a network, and the device is illegally connected to the repeater hub with the remote management function If
The processor is
At least two-way communication is performed with respect to the network device with a remote management function that holds a correspondence relationship between the physical address of the detected device and its port, and is connected to the end of the port of each network device with a remote management function. The network device with remote management function and the physical address and the corresponding port for the connection position specifying device are held in each network device with remote management function,
Collecting the correspondence between the physical address and the port held by each network device with remote management function in the storage unit,
In the correspondence relationship between the physical address and the port for each network device with a remote management function, the physical address of the unauthorized connection device and the connection location specifying device is held, and the physical address corresponding to each physical address Select the network device with remote management function that does not match the port, select the repeater hub with remote management function to which unauthorized devices are connected, or the repeater hub with remote management function to which unauthorized devices are connected and its ports. A device for identifying a connection position of an unauthorized device, characterized by being specified and output to the outside.
各々の前記スイッチについて前記スイッチの各々のポートに接続された終端までのスイッチを特定する情報を記憶する記憶手段と、 Storage means for storing information for identifying each switch up to a terminal connected to each port of the switch;
前記記憶されたスイッチを特定する情報に基づいて、前記不正接続の機器が接続されるポートと自己が接続されるポートとが異なるスイッチを、自己が接続されるスイッチを基準として順に選択することで不正に接続された機器の位置を特定する処理部を有する Based on the information for specifying the stored switch, a switch in which the port to which the illegally connected device is connected is different from the port to which the self is connected is selected in order based on the switch to which the self is connected. Has a processing unit that identifies the location of unauthorized devices
ことを特徴とする不正機器の接続位置特定装置。 An apparatus for identifying a connection position of an unauthorized device.
記憶部とこれを制御する処理部とを備え、
前記処理部は、
前記遠隔管理機能付ネットワーク機器に接続された前記機器の不正接続を検知した場合、少なくとも、前記検知した機器の物理アドレスとそのポートとの対応関係を保持する前記遠隔管理機能付ネットワーク機器に対して双方向通信を行い、前記各遠隔管理機能付ネットワーク機器のポートの先に接続されている前記遠隔管理機能付ネットワーク機器および前記接続位置特定装置についての物理アドレスとその対応ポートを、当該各遠隔管理機能付ネットワーク機器に保持させるステップと、
前記各遠隔管理機能付ネットワーク機器が保持している前記物理アドレスと前記ポートとの対応関係を前記記憶部に収集するステップと、
前記記憶部に収集した前記遠隔管理機能付ネットワーク機器についての前記物理アドレスと前記ポートとの対応関係において、前記不正接続の機器と前記接続位置特定装置の物理アドレスを保持し、かつそのそれぞれの物理アドレスに対応する前記ポートが不一致である前記遠隔管理機能付ネットワーク機器を選定していき、前記不正接続の機器が接続されている終端の前記遠隔管理機能付ネットワーク機器およびその前記ポートを特定するステップと、
前記特定した終端の前記遠隔管理機能付ネットワーク機器およびその前記ポートを外部に出力するステップと
を実行することを特徴とする接続位置特定方法。 It has a forwarding database (hereinafter referred to as “FDB”) that has a plurality of ports connected to the network, learns the source physical addresses of the frames received for each port, and holds a plurality, and requests FDB by a request from a remote device. An unauthorized device that identifies the position of a device illegally connected to the network device with a remote management function in a network configured by connecting multiple network devices with a remote management function having a remote management function that responds to the request source. A connection position specifying method in the connection position specifying device of
A storage unit and a processing unit for controlling the storage unit,
The processor is
When an unauthorized connection of the device connected to the network device with a remote management function is detected, at least for the network device with a remote management function that holds a correspondence relationship between a physical address of the detected device and its port Bidirectional communication is performed, and the remote management function network device with the remote management function connected to the end of the port and the physical address and the corresponding port of the connection position specifying device are connected to the remote management function. A step of holding the network device with functions;
Collecting the correspondence between the physical address and the port held by each network device with a remote management function in the storage unit;
In the correspondence between the physical address and the port of the network device with remote management function collected in the storage unit, the physical address of the unauthorized connection device and the connection position specifying device is held, and each physical A step of selecting the network device with remote management function in which the port corresponding to the address is inconsistent, and identifying the terminal device with remote management function to which the unauthorized connection device is connected and the port; When,
And a step of outputting the remote management function-equipped network device and the port of the identified terminal to the outside.
ある物理アドレスとポートの対応関係において、前記不正接続の機器の物理アドレスが保持されているポートがあり、そのポートに前記接続位置特定装置の物理アドレスが保持されておらず、かつそのポートに他の前記遠隔管理機能付ネットワーク機器の物理アドレスが保持されていない場合、
この物理アドレスとポートの対応関係を有する前記遠隔管理機能付ネットワーク機器が前記不正接続の機器に接続される前記遠隔管理機能付ネットワーク機器で、当該不正接続の機器の物理アドレスが保持されているポートが、前記不正接続の機器が接続するポートであると判断する
ことを特徴とする請求項１１に記載の接続位置特定方法。 The processor is
Other in correspondence of a physical address and port, and Port physical address of the device of the unauthorized connection is maintained, the physical address not is held in the connecting position determination device on that port, and to the port If the physical address of the network device with remote management function is not retained,
Port where the network device with the remote management function in the network device with a remote management function to be connected to equipment of the unauthorized access, the physical address of the device in the unauthorized connection is held with a correspondence between the physical address and port but the connection location method according to claim 11, characterized in that it is determined that the device of the unauthorized access is a port for connecting.
ある前記遠隔管理機能付ネットワーク機器の物理アドレスとポートの対応関係において、前記不正接続の機器の物理アドレスが保持されているポートがあり、そのポートに接続位置特定装置の物理アドレスが保持されておらず、かつそのポートに他の前記遠隔管理機能付ネットワーク機器の物理アドレスが保持されていた場合、
次に選定するのは、当該不正接続の機器の物理アドレスに保持されているポートに保持されていた前記遠隔管理機能付ネットワーク機器を優先する
ことを特徴とする請求項１１に記載の接続位置特定方法。 The processor is
In one correspondence between the physical address and port of the remote management function with the network device, wherein there is a port that physical address of the device in the unauthorized connection is maintained, he physical address of the connection position determination device on that port is held And when the physical address of the other network device with remote management function is held in the port,
The following selected the connection position location according to claim 11, characterized in that priority is given to the unauthorized connection the network device with a remote management function which has been held in the port held in the physical address of the device of Method.
接続位置特定装置は、 The connection location device
各々の前記スイッチについて前記スイッチの各々のポートに接続された終端までのスイッチを特定する情報を記憶し、 Storing for each of the switches information identifying the switch to the end connected to each port of the switch;
前記記憶されたスイッチを特定する情報に基づいて、前記不正接続の機器が接続されるポートと自己が接続されるポートとが異なるスイッチを、自己が接続されるスイッチを基準として順に選択することで不正に接続された機器の位置を特定する Based on the information for specifying the stored switch, a switch in which the port to which the illegally connected device is connected is different from the port to which the self is connected is selected in order based on the switch to which the self is connected. Identify the location of unauthorized devices
ことを特徴とする接続位置特定方法。 A method for specifying a connection position.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004332321A JP4256834B2 (en) | 2004-11-16 | 2004-11-16 | Unauthorized device connection position identification device and connection position identification method |
| TW094136693A TW200629795A (en) | 2004-11-16 | 2005-10-20 | Apparatus and method for specifying connected position of illegitimate apparatus |
| CN 200510120271 CN1777118B (en) | 2004-11-16 | 2005-11-09 | Illegal machine connection position defining device and method thereof |
| SG200507058A SG122898A1 (en) | 2004-11-16 | 2005-11-16 | Connection position specifying apparatus and connection position specifying method for unauthorized equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004332321A JP4256834B2 (en) | 2004-11-16 | 2004-11-16 | Unauthorized device connection position identification device and connection position identification method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006148255A JP2006148255A (en) | 2006-06-08 |
| JP2006148255A5 true JP2006148255A5 (en) | 2007-11-22 |
| JP4256834B2 JP4256834B2 (en) | 2009-04-22 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004332321A Expired - Fee Related JP4256834B2 (en) | 2004-11-16 | 2004-11-16 | Unauthorized device connection position identification device and connection position identification method |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP4256834B2 (en) |
| CN (1) | CN1777118B (en) |
| SG (1) | SG122898A1 (en) |
| TW (1) | TW200629795A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4973866B2 (en) * | 2007-09-25 | 2012-07-11 | サクサ株式会社 | Location determination method for IP communication terminal, IP network management device, and hub |
| WO2012014509A1 (en) * | 2010-07-30 | 2012-02-02 | 株式会社サイバー・ソリューションズ | Unauthorized access blocking control method |
| JP5664862B2 (en) * | 2011-02-17 | 2015-02-04 | 日本電気株式会社 | Port detection method, port detection program, investigation terminal, and network system |
| JP5691612B2 (en) * | 2011-02-18 | 2015-04-01 | ヤマハ株式会社 | Communication system, router, switching hub, and program |
| US9276953B2 (en) | 2011-05-13 | 2016-03-01 | International Business Machines Corporation | Method and apparatus to detect and block unauthorized MAC address by virtual machine aware network switches |
| KR101814487B1 (en) * | 2011-06-07 | 2018-01-04 | 현대모비스 주식회사 | Apparatus and Method for Camera Position Distinction |
| CN104737270B (en) * | 2012-11-02 | 2017-04-19 | 村田机械株式会社 | Communication device, communication equipment and communication system |
| US11509501B2 (en) * | 2016-07-20 | 2022-11-22 | Cisco Technology, Inc. | Automatic port verification and policy application for rogue devices |
| CN110365635B (en) * | 2019-05-23 | 2022-04-26 | 新华三技术有限公司 | Access control method and device for illegal endpoint |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4558139B2 (en) * | 2000-05-02 | 2010-10-06 | 株式会社バッファロー | Network management device |
| JP4221919B2 (en) * | 2001-07-18 | 2009-02-12 | 富士通株式会社 | Method for specifying location of LAN configuration device and search device |
-
2004
- 2004-11-16 JP JP2004332321A patent/JP4256834B2/en not_active Expired - Fee Related
-
2005
- 2005-10-20 TW TW094136693A patent/TW200629795A/en not_active IP Right Cessation
- 2005-11-09 CN CN 200510120271 patent/CN1777118B/en not_active Expired - Fee Related
- 2005-11-16 SG SG200507058A patent/SG122898A1/en unknown
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