发明名称 |
CUSTOMER CONTROL METHOD IN OPTICAL VPN SERVICE, NETWORK NODE UNIT, AND PROGRAM THEREFOR |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To attain path decision in an optical network of a service provider according to the policy of a customer in path setting by VPN control of the optical network and to realize real time control in cooperation with a control plane when the optical network adopts the GMPLS technology. <P>SOLUTION: A method for realizing path setting reflecting the policy of a customer 82 in an optical VPN service using the optical network wherein a plurality of network nodes 21 to 26 are tied in the optical fiber links 31 to 40 to provide optical paths between a limited number of customer apparatuses 11 to 16, is characterized in to include the steps of: dividing the optical network node 25 into a plurality of virtual nodes by a network management apparatus 51; accessing the virtual node 2512 by the customer 82; and enabling the customer 82 to set the virtual node 2512. <P>COPYRIGHT: (C)2004,JPO</p> |
申请公布号 |
JP2004179769(A) |
申请公布日期 |
2004.06.24 |
申请号 |
JP20020341163 |
申请日期 |
2002.11.25 |
申请人 |
NIPPON TELEGR & TELEPH CORP <NTT> |
发明人 |
TAKEDA TOMONORI;INOUE ICHIRO;GOSHIMA MASAHIRO |
分类号 |
H04L12/70;H04L12/24;H04L12/701;(IPC1-7):H04L12/56 |
主分类号 |
H04L12/70 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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