KR20030088723A - 서로 다른 홈네트워크에 존재하는 네트워크장치간의접속을 제공하기 위한 장치 및 방법 - Google Patents
서로 다른 홈네트워크에 존재하는 네트워크장치간의접속을 제공하기 위한 장치 및 방법 Download PDFInfo
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- KR20030088723A KR20030088723A KR1020020026567A KR20020026567A KR20030088723A KR 20030088723 A KR20030088723 A KR 20030088723A KR 1020020026567 A KR1020020026567 A KR 1020020026567A KR 20020026567 A KR20020026567 A KR 20020026567A KR 20030088723 A KR20030088723 A KR 20030088723A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
- H04L63/0272—Virtual private networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2212/00—Encapsulation of packets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
- H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
- H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
- H04L69/329—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the application layer [OSI layer 7]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
Abstract
Description
Claims (10)
- 사설망 내부에 존재하는 상기 네트워크장치와 상기 사설망의 외부에 존재하는 다른 사설망간의 통신을 가능하게 하는 망접속장치에 있어서,상기 사설망의 외부에 존재하는 네트워크장치로부터 상기 사설망으로의 접속요청이 있는 경우 접속을 요청한 상기 네트워크장치를 인증하는 인증부; 및상기 인증부로부터 접속승인신호를 수신한 경우에 접속을 요청한 상기 네트워크장치와의 사이에 가상사설망 터널을 형성하고, 상기 사설망의 내부에서 사용하는 상기 사설아이피어드레스를 부여하는 접속관리부;를 포함하는 것을 특징으로 하는 망접속장치.
- 사설망 내부에 존재하는 상기 네트워크장치와 상기 사설망의 외부에 존재하는 다른 사설망간의 통신을 가능하게 하는 망접속장치에 있어서,상기 다른 사설망의 네트워크관리장치의 도메인명칭을 기초로 상기 도메인명칭 관리서버로부터 상기 네트워크관리장치의 상기 공인아이피어드레스를 획득하는 어드레스획득부; 및상기 사설망 내부에 존재하는 상기 네트워크장치로부터 상기 다른 사설망으로의 접속요청이 있는 경우, 상기 네트워크장치에 피투피연결을 형성하고, 상기 어드레스획득부로부터 전달된 상기 공인아이피어드레스를 기초로 상기 다른 사설망 사이에 가상사설망 터널을 형성하며, 상기 다른 사설망의 내부에서 사용하는 사설아이피어드레스를 상기 네트워트장치에 전달하여 통신이 가능하도록 하는 접속관리부;를 포함하는 것을 특징으로 하는 망접속장치.
- 제 2항에 있어서,상기 접속관리부는,사설망 내부에 존재하는 상기 네트워크장치와의 피투피접속을 제공하는 피투피접속부; 및상기 다른 사설망 사이에 가상사설망 터널을 형성하는 브피엔접속부;를 포함하는 것을 특징으로 하는 망접속장치.
- 제 1항 또는 제 2항에 있어서,통신망을 통해 도메인명칭 관리서버에 고유의 도메인명칭 및 인터넷서비스 제공장치로부터 할당받은 공인아이피어드레스의 등록을 요청하는 등록요청부를 더 포함하는 것을 특징으로 하는 망접속장치.
- 제 1항 또는 제 2항에 있어서,상기 네트워크 장치로부터 상기 사설망의 외부로 전송되는 데이터를 암호화하거나 상기 사설망의 외부로부터 상기 네트워크 장치로 전송되는 암호화된 데이터를 복호화하는 암호화부를 더 포함하는 것을 특징으로 하는 망접속장치.
- 사설망 내부에 존재하는 상기 네트워크장치와 상기 사설망의 외부에 존재하는 다른 사설망간의 통신을 가능하게 하는 망접속방법에 있어서,(a) 상기 사설망의 외부에 존재하는 상기 네트워크장치로부터 상기 사설망으로의 접속을 요청받는 단계; 및(b) 접속을 요청한 상기 네트워크장치와의 사이에 가상사설망 터널을 형성하고, 상기 사설망에서 내부에서 사용하는 사설아이피어드레스를 부여하는 단계;를 포함하는 것을 특징으로 하는 망접속방법.
- 제 6항에 있어서,상기 (a)단계 전에,통신망을 통해 도메인명칭 관리서버에 고유의 도메인명칭 및 인터넷서비스 제공장치로부터 할당받은 공인아이피어드레스의 등록을 요청하는 단계;를 더 포함하는 것을 특징으로 하는 망접속방법.
- 제 6항에 있어서,상기 (a)단계는 접속을 요청한 상기 네트워크장치에 대한 접속인증을 수행하는 단계;를 포함하며,접속을 요청한 상기 네트워크장치에 대한 접속승인이 있는 경우에 상기 (b)단계를 수행하는 것을 특징으로 하는 망접속방법.
- 사설망 내부에 존재하는 상기 네트워크장치와 상기 사설망의 외부에 존재하는 다른 사설망간의 통신을 가능하게 하는 망접속방법에 있어서,(c) 상기 사설망의 내부에 존재하는 상기 네트워크장치로부터 상기 다른 사설망으로의 접속을 요청받는 단계;(d) 상기 네트워크장치에 피투피연결을 형성하는 단계;(e) 획득된 상기 공인아이피어드레스를 기초로 접속을 요청한 상기 네트워크장치가 속한 홈게이트웨이와 상기 다른 사설망 사이에 가상사설망 터널을 형성하고, 상기 가상사설망 터널의 형성사실을 상기 네트워크장치에 통지하는 단계; 및(f) 상기 네트워크장치와 상기 홈게이트웨이 사이의 피투피연결 및 상기 홈게이트웨이와 상기 다른 사설망 사이에 형성된 상기 가상사설망 터널을 통해 상기 다른 사설망에 직접 연결된 상기 네트워크장치에 대해 상기 다른 사설망으로부터 인증절차를 거친 후 부여된 사설IP주소를 상기 네트워크장치에 전달하는 단계;를 포함하는 것을 특징으로 하는 망접속방법.
- 제 9항에 있어서,상기 (c)단계는 접속을 요청한 상기 네트워크장치에 대한 접속인증을 수행하는 단계;를 포함하며,접속을 요청한 상기 네트워크장치에 대한 접속승인이 있는 경우에 상기 (d)단계를 수행하는 것을 특징으로 하는 망접속방법.
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KR10-2002-0026567A KR100485769B1 (ko) | 2002-05-14 | 2002-05-14 | 서로 다른 홈네트워크에 존재하는 네트워크장치간의접속을 제공하기 위한 장치 및 방법 |
US10/437,013 US7796616B2 (en) | 2002-05-14 | 2003-05-14 | Apparatus and method for offering connections between network devices located in different home networks |
JP2003135447A JP3749720B2 (ja) | 2002-05-14 | 2003-05-14 | 相異なるホームネットワークに存するネットワーク機器間の接続装置及びその方法 |
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KR100485801B1 (ko) * | 2002-03-07 | 2005-04-28 | 삼성전자주식회사 | 서로 다른 사설망에 존재하는 네트워크장치들 간의직접접속을 제공하는 망접속장치 및 방법 |
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Also Published As
Publication number | Publication date |
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US7796616B2 (en) | 2010-09-14 |
KR100485769B1 (ko) | 2005-04-28 |
US20030214955A1 (en) | 2003-11-20 |
JP3749720B2 (ja) | 2006-03-01 |
JP2004007671A (ja) | 2004-01-08 |
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