发明名称 HOME AGENT OPTIMIZATION FOR HANDLING MOBILE IP AND STATIC MPLS (MULTIPROTOCOL LABEL SWITHCHING)
摘要 For optimized IP- routing the invention discloses a home agent and method fo r transfer of an IP packet over a path from a sender (CN) over a radio access network (RAN, HA, FA 11) to a mobile host (MS2), wherein, when a home agent (HA) receives an incoming data packet determined for a mobile host (MS2) wit h a destination address (MS2-address 137.21.16.5), the home agent (HA) examine s if there is a match between the destination address (MS2-address: 137.21.16. 5) of the packet and a subnetwork address (FA 11-address: 137.21.16.0) of a foreign agent (FA 11) stored in a list of subnetwork addresses (137.21.16.0; 137.22.25.0) stored in a list at the home agent (HA), wherein, if there is a match between the destination address (MS2-address: 137.21.16.5) and a subnetwork address (FA 11-address: 137.21.16.0) of a foreign agent, the home agent examines whether a preconfigured path from the home agent (HA) to this foreign agent exists and wherein the home agent (HA) sends the packet to thi s foreign agent (FA 11) on this preconfigured label switched path (37) if a label switched path (37) to this foreign agent exists.
申请公布号 CA2492545(A1) 申请公布日期 2004.01.22
申请号 CA20022492545 申请日期 2002.07.15
申请人 SIEMENS AKTIENGESELLSCHAFT 发明人 EISL, JOCHEN;RAUTENBERG, MATHIAS
分类号 H04L12/28;H04L12/56;H04L29/06;H04L29/12;(IPC1-7):H04L12/28 主分类号 H04L12/28
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