发明名称 |
CONTROL APPARATUS, COMMUNICATION SYSTEM, RELAY APPARATUS CONTROL METHOD AND PROGRAM |
摘要 |
Multicast is enabled easily and conveniently. A control apparatus includes: a first control unit that configures a first virtual network by setting control information in a relay apparatus(es); a multicast group management unit that holds a configuration(s) of a multicast group(s) configured by an apparatus(es) connected to the relay apparatus(es); a multicast path calculation unit that calculates a path(s) for transmitting a multicast packet(s) to the apparatus(es) that belongs to the multicast group(s) on the basis of information about a topology representing a connection relationship about the relay apparatus(es); and a second control unit that sets control information instructing forwarding of the multicast packet(s) along the path(s) in the relay apparatus(es). |
申请公布号 |
EP3007390(A1) |
申请公布日期 |
2016.04.13 |
申请号 |
EP20140804715 |
申请日期 |
2014.05.29 |
申请人 |
NEC CORPORATION |
发明人 |
SHIMADA, NOZOMI;TAKASHIMA, MASANORI;SUZUKI, YOJI |
分类号 |
H04L12/761;H04L12/70;H04L12/717 |
主分类号 |
H04L12/761 |
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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