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1. 发明申请

US20120236854A1 COMMUNICATION DEVICE, COMMUNICATION METHOD, INTEGRATED CIRCUIT, AND PROGRAM 有权
标题翻译：通信设备，通信方法，集成电路和程序
公开(公告)号：US20120236854A1
公开(公告)日：2012-09-20
申请号：US13512902
申请日：2011-09-14
申请人： Satoru Takagishi , Masaru Fuse , Yosuke Matsushita
发明人： Satoru Takagishi , Masaru Fuse , Yosuke Matsushita
IPC分类号： H04L12/56
CPC分类号： H04L61/2532 , H04L29/12377 , H04L29/12415 , H04L61/2517
摘要： Provided is a terminal device a (405) including: a connection environment check unit (601); a determination purpose port mapping command unit (602) which issues a port mapping command to a lower layer NAT device a (404); a determination packet generation unit (603) which generates a determination packet which is source-routed; a determination packet transmitting unit (608) which transmits the determination packet; a determination packet receiving unit (609) which receives the determination packet transmitted from the determination packet transmitting unit (608), passing through the upper layer NAT device a (403) and the lower layer NAT device a (404), and arriving at the terminal device a (405); and a port number obtainment unit (615) which obtains a WAN-side port number of the lower layer NAT device a (404) indicated in the received determination packet.
摘要翻译：提供一种终端装置a（405），包括：连接环境检查单元（601）; 确定目的端口映射命令单元（602）向下层NAT设备a发送端口映射命令（404）; 确定分组生成单元（603），其生成源路由的确定分组; 确定分组发送单元，发送所述确定分组; 确定分组接收单元（609），其接收从确定分组发送单元（608）发送的通过上层NAT设备a（403）和下层NAT设备a（404）的确定分组，并到达该终端装置a（405）; 以及端口号获取单元（615），其获取在接收到的确定分组中指示的下层NAT设备a（404）的WAN侧端口号。

2. 发明授权

US08761170B2 Communication device, communication method, integrated circuit, and program 有权
标题翻译：通信设备，通信方式，集成电路和程序
公开(公告)号：US08761170B2
公开(公告)日：2014-06-24
申请号：US13512902
申请日：2011-09-14
申请人： Satoru Takagishi , Masaru Fuse , Yosuke Matsushita
发明人： Satoru Takagishi , Masaru Fuse , Yosuke Matsushita
IPC分类号： H04L12/56
CPC分类号： H04L61/2532 , H04L29/12377 , H04L29/12415 , H04L61/2517
摘要： A terminal device includes a connection environment check unit, a determination purpose port mapping command unit which issues a port mapping command to a lower layer NAT device, and a determination packet generation unit which generates a determination packet which is source-routed. Additionally, a determination packet transmitting unit transmits the determination packet, a determination packet receiving unit receives the determination packet transmitted from the determination packet transmitting unit, passing through the upper layer NAT device a and the lower layer NAT device a and arriving at the terminal device a, and a port number obtainment unit obtains a WAN-side port number of the lower layer NAT device a indicated in the received determination packet.
摘要翻译：终端装置包括连接环境检查单元，向下层NAT设备发布端口映射命令的判定目的端口映射命令单元，以及生成源路由的判定包的确定包生成单元。此外，确定分组发送单元发送确定分组，确定分组接收单元接收从确定分组发送单元发送的通过上层NAT设备a和下层NAT设备a并到达终端设备的确定分组 a和端口号获取单元获取在所接收的确定分组中指示的下层NAT设备a的WAN侧端口号。

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