In particular, {TAIL ~ the invention} relates to a mobile terminal, a network node, and a packet transfer management node in a system where {HEAD ~ a mobile terminal} having a plurality of interfaces performs communication in a network based local mobility management domain while connection points are changed 
In particular , { TAIL ~ the invention } relates to a mobile terminal , a network node , and a packet transfer management node in a system where { HEAD ~ a mobile terminal } having a plurality of interfaces performs communication in a network based local mobility management domain while connection points are changed
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