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    • 31. 发明授权
    • Enhancing DS-lite with private IPV4 reachability
    • 增强具有私有IPV4可达性的DS-lite
    • US08504722B2
    • 2013-08-06
    • US12815257
    • 2010-06-14
    • Wassim Haddad
    • Wassim Haddad
    • G06F15/16G06F15/173
    • H04L29/12358H04L29/12066H04L29/12367H04L29/12509H04L29/12575H04L61/1511H04L61/251H04L61/2514H04L61/2567H04L61/2592H04L69/08H04L69/16H04L69/167
    • A method implemented in a network element to make a first device assigned an IPv4 private address accessible to a second device using Internet Protocol Version 6 (IPv6), the method comprising receiving an IPv6 formatted data packet, having a virtual IPv6 address as a destination address and having been sent from the second device; determining whether the virtual IPv6 address includes a representation prefix (RP); sending an address map query (AMQ) to a customer premise equipment (CPE), where the CPE stores a mapping between the virtual IPv6 address and a private IPv4 address of the first device; receiving an address map response (AMR) from the CPE with the private IPv4 address corresponding to the virtual IPv6 address; translating the IPv6 formatted data packet into an IPv4 formatted data packet; and sending the translated data packet to the CPE through an IPv4 over IPv6 tunnel.
    • 一种在网络元件中实现的方法,用于使第一设备被分配有使用互联网协议版本6(IPv6)的第二设备可访问的IPv4专用地址,所述方法包括接收具有虚拟IPv6地址作为目的地地址的IPv6格式的数据分组 并已从第二设备发送; 确定虚拟IPv6地址是否包括表示前缀(RP); 向客户驻地设备(CPE)发送地址映射查询(AMQ),其中CPE存储虚拟IPv6地址与第一设备的私有IPv4地址之间的映射; 从CPE接收与虚拟IPv6地址对应的私有IPv4地址的地址映射响应(AMR); 将IPv6格式的数据分组转换成IPv4格式的数据分组; 并通过IPv4 over IPv6隧道将转换的数据包发送到CPE。
    • 32. 发明授权
    • Method and system for efficient homeless MPLS micro-mobility
    • 有效无家可归的MPLS微移动的方法和系统
    • US08503416B2
    • 2013-08-06
    • US12969151
    • 2010-12-15
    • Wassim HaddadJoel Halpern
    • Wassim HaddadJoel Halpern
    • H04W40/36H04W36/00H04W60/00
    • H04W8/065H04W8/085
    • A method performed by a network element for providing micro-mobility in a network to a mobile node including the steps of receiving a registration request message at the mobility anchor point from an access router that is currently coupled to the mobile node, wherein the registration request message includes an endpoint identifier of the mobile node and a local care-of address of the mobile node, establishing a label switch path (LSP) between the mobility anchor point and the access router, storing the endpoint identifier in a binding entry along with the local care-of address, a regional care-of address, the label switch path and an egress interface, advertising the endpoint identifier with associated regional or local care-of address of the mobile node, and forwarding data packets, received at the mobility anchor point from a corresponding node that have the regional or local care-of address, to the mobile node using the LSP.
    • 一种由网络元件执行的用于向移动节点提供网络中的微移动性的方法,包括以下步骤:从当前耦合到所述移动节点的接入路由器在所述移动性锚点处接收注册请求消息,其中所述注册请求 消息包括移动节点的端点标识符和移动节点的本地转交地址,在移动性锚点和接入路由器之间建立标签交换路径(LSP),将端点标识符与绑定条目一起存储在绑定条目中 通过本地转交地址,区域转交地址,标签交换路径和出口接口,将端点标识符与移动节点的相关区域或本地转交地址进行通告,以及转发在移动锚点处接收的数据分组 从具有区域或本地转交地址的对应节点指向使用LSP的移动节点。
    • 34. 发明申请
    • METHOD AND APPARATUS FOR MANAGING THE MOBILITY OF MOBILE NETWORKS
    • 管理移动网络移动性的方法和装置
    • US20120182936A1
    • 2012-07-19
    • US13178153
    • 2011-07-07
    • Wassim HaddadJoel Halpern
    • Wassim HaddadJoel Halpern
    • H04W8/02
    • H04W40/36H04L45/50H04W8/085H04W8/087H04W80/04H04W84/005
    • In response to a Mobile Access Router (MAR) initially attaching to a Multi-Protocol Label Switching (MPLS) domain through a first Access Router (AR) in the domain, a Mobility Anchor Point (MAP) in the MPLS domain establishes a plurality of Label Switched Paths (LSPs) for the MAR. For example, the MAP establishes an active LSP to the MAR through the AR to which the MAR has initially attached, and further establishes an inactive LSP for the MAR to each of one or more other ARs in the MPLS domain. An inactive LSP established at a given AR for a given MAR is activated when/if that MAR attaches to the AR. Correspondingly, the present invention includes method and apparatus teachings related to the MAP, ARs and the MAR, as regards establishing inactive LSPs, activating inactive LSPs, and extending an activated LSP to the MAR.
    • 响应于最初通过域中的第一接入路由器(AR)附加到多协议标签交换(MPLS)域的移动接入路由器(MAR),MPLS域中的移动锚点(MAP)建立多个 标签交换路径(LSP)为MAR。 例如,MAP通过MAR最初附加的AR建立到MAR的活动LSP,并且进一步为MPLS域中的一个或多个其他AR中的每一个建立MAR的不活动LSP。 当给定的MAR附加到AR时,在给定的AR处建立的对于给定的MAR建立的不活动的LSP被激活。 相应地,本发明包括与MAP,AR和MAR有关的方法和装置教导,关于建立非活动LSP,激活非活动LSP,并将激活的LSP扩展到MAR。
    • 35. 发明申请
    • System and Method for Providing Mobility with a Split Home Agent Architecture
    • 提供移动性分离归属代理体系结构的系统和方法
    • US20120023211A1
    • 2012-01-26
    • US12969235
    • 2010-12-15
    • Wassim Haddad
    • Wassim Haddad
    • G06F15/173G06F7/04
    • H04W8/12H04L69/14H04W8/065H04W8/082H04W8/26H04W28/18H04W48/08H04W76/12H04W76/22H04W80/06H04W88/14
    • A method implemented by a network element functioning as a home agent (HA) for a mobile node (MN) communicating with a corresponding node (CN) using Mobile Internet Protocol version 6 (MIPv6), the method including selecting by the HA a virtual home agent (VHA) in the network to provide home agent services to the MN with a better quality of service than the HA, sending a flow switch request (FSR) message to the selected VHA, the FSR message including a home keygen token, an address of the CN and a care-of address of the MN, the FSR message to cause the selected VHA to direct the CN to send data traffic for the MN to the selected VHA instead of the HA, and receiving a flow switch acknowledgement (FSA) message from the VHA indicating that the selected VHA has successfully redirected the data traffic from the CN to the MN.
    • 一种由作为用于使用移动因特网协议版本6(MIPv6)与对应节点(CN)进行通信的移动节点(MN)的归属代理(HA))的网络实现的方法,所述方法包括由HA选择虚拟家庭 代理(VHA),向HA提供具有比HA更好的服务质量的归属代理服务,向所选择的VHA发送流量切换请求(FSR)消息,所述FSR消息包括归属密钥生成令牌,地址 的CN和MN的转交地址,FSR消息使得所选择的VHA指示CN将MN的数据业务发送到所选择的VHA而不是HA,并且接收流量切换确认(FSA) 来自VHA的消息,指示所选择的VHA已经成功地将数据业务从CN重定向到MN。
    • 37. 发明申请
    • Enabling IPV6 Mobility with NAT64
    • 使用NAT64启用IPV6移动性
    • US20110211553A1
    • 2011-09-01
    • US12819074
    • 2010-06-18
    • Wassim Haddad
    • Wassim Haddad
    • H04W40/00H04W36/00H04W76/00H04L29/06
    • H04W76/25H04L29/12358H04L61/251H04W8/26H04W80/045
    • A method for maintaining connectivity between a mobile node and a corresponding node when the mobile node connects to a foreign network, where the foreign network and the home network are Internet protocol version 6 (IPv6) networks but the corresponding node is an Internet protocol version 4 (IPv4) node. The method includes receiving at the home agent node an IPv6 care-of address, determining that the IPv6 care-of address belongs to the foreign network and that the foreign NAT64 node has a prefix to to generate virtual IPv6 addresses and sending a prefix binding request message to a home NAT64 node to bind the prefix to the home address of the mobile node for translation between IPv6 and IPv4.
    • 一种用于在移动节点连接到外部网络(其中外部网络和家庭网络是因特网协议版本6(IPv6))但是对应的节点是因特网协议版本4的外部网络时保持移动节点和对应节点之间的连接的方法 (IPv4)节点。 该方法包括在归属代理节点处接收IPv6转交地址,确定IPv6转交地址属于外部网络,外部NAT64节点具有生成虚拟IPv6地址的前缀,并发送前缀绑定请求消息 到家庭NAT64节点,以将前缀绑定到移动节点的归属地址以用于IPv6和IPv4之间的转换。
    • 38. 发明申请
    • Wireless LAN Mobility
    • 无线局域网移动
    • US20100284368A1
    • 2010-11-11
    • US12743694
    • 2007-11-23
    • Wassim HaddadKarl Norrman
    • Wassim HaddadKarl Norrman
    • H04W36/00H04W84/02
    • H04L63/0823H04L63/0807H04W12/06H04W36/0011H04W84/12
    • A method of performing hand-off of a Mobile Node from a previous Access Point to a new Access Point within a WLAN domain, where the previous and new Access Points are connected respectively to previous and new Access Routers. The method comprises, following a MAC authentication exchange between the Mobile Node and the new Access Point, sending a MAC Reassociation Request from the Mobile Node to the New Access Point, forwarding said Reassociation Request to said new Access Router, and sending the Reassociation Request from said new Access Router to said previous Access Router within an IP hand-off request, and authenticating the Reassociation Request at the previous Access Router and initiating the tunnelling of IP packets received at the previous Access Router and destined for said Mobile Node, towards said new Access Router.
    • 执行移动节点从先前接入点切换到WLAN域内的新接入点的方法,其中先前和新的接入点分别连接到先前和新的接入路由器。 该方法包括:在移动节点和新的接入点之间的MAC认证交换之后,从移动节点向新的接入点发送MAC重新关联请求,将所述重新关联请求转发到所述新的接入路由器,并将所述重新关联请求从 在IP切换请求中将所述新的接入路由器表示到所述先前的接入路由器,并且在先前的接入路由器上认证重新发送请求,并且发起在先前的接入路由器接收并发往所述移动节点的IP分组的隧道,朝向所述新的 接入路由器
    • 39. 发明申请
    • System and Method of Providing Denial Service protection in a Telecommunication System
    • 在电信系统中提供拒绝服务保护的系统和方法
    • US20100238874A1
    • 2010-09-23
    • US12668935
    • 2007-07-13
    • Wassim HaddadMats NaslundAndras Mehes
    • Wassim HaddadMats NaslundAndras Mehes
    • H04W4/00
    • H04L63/1458H04L2463/141H04W60/005H04W80/04
    • A system, method, and node for protecting a telecommunication system against a mobile and multi-homed attacker, MMA (10). The telecommunication system includes one or more correspondent nodes, CN, (102, 104) for transferring data packets. A mobile and multi-homed network node, MMN, (108) associated with the MMA communicates and receives data packets with the CN. An access router, AR, (106) transferring data between the MMN and the CN performs a reachability test with the MMN to determine if the MMN is still reachable. The AR sends a message to the CN to flush cached information associated with the MMN if the MMN is not reachable by the AR. The CN, upon receiving the message to flush cached information, flushes binding cache entries associated with the MMN from the CN.
    • 一种用于保护电信系统免受移动和多宿主攻击者MMA(10)的系统,方法和节点。 电信系统包括用于传送数据分组的一个或多个通信节点CN(102,104)。 与MMA相关联的移动和多归属网络节点MMN(108)与CN通信和接收数据分组。 在MMN和CN之间传送数据的接入路由器AR(106)利用MMN执行可达性测试,以确定MMN是否仍然可达。 如果无法通过AR访问MMN,则AR向CN发送消息来刷新与MMN相关联的缓存信息。 CN接收到刷新缓存信息的消息时,CN从CN中刷新与MMN相关联的绑定缓存条目。