Lec6 - ECE151 Lecture 6 Chapter 4 Naming ECE151 Lecture 6 1...

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ECE151 – Lecture 6 1 ECE151 – Lecture 6 Chapter 4 Naming
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ECE151 – Lecture 6 2 Home-Based Approaches The principle of Mobile IP.
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ECE151 – Lecture 6 3 Hierarchical Approaches (1) Hierarchical organization of a location service into domains, each having an associated directory node.
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ECE151 – Lecture 6 4 Hierarchical Approaches (2) An example of storing information of an entity having two addresses in different leaf domains.
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ECE151 – Lecture 6 5 Hierarchical Approaches (3) Looking up a location in a hierarchically organized location service.
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ECE151 – Lecture 6 6 Hierarchical Approaches (4) a) An insert request is forwarded to the first node that knows about entity E . b) A chain of forwarding pointers to the leaf node is created.
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ECE151 – Lecture 6 7 Pointer Caches (1) Caching a reference to a directory node of the lowest-level domain in which an entity will reside most of the time.
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ECE151 – Lecture 6 8 Pointer Caches (2) A cache entry that needs to be invalidated because it returns a nonlocal address, while such an address is available.
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This note was uploaded on 05/04/2008 for the course ECE 151 taught by Professor Melliar-smith during the Spring '08 term at UCSB.

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Lec6 - ECE151 Lecture 6 Chapter 4 Naming ECE151 Lecture 6 1...

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