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n |
each
entry has source and destination sequence numbers,
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plus soft-state
information:
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route
request expiration timer: when to delete reverse path entries
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route
caching timeout: when the expire an established route
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(assuming
that is has not been active)
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– |
active
indicator: routes are considered active if node originates
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and/or
relays packet to destination within most recent
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active_timeout
interval
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n |
update
routing table if “fresher” or better routes become
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available
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