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1. Resolver
asks the question to the caching forwarder
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2. Caching
forwarded doesn not know the answer, and forwards the request to the root
name server (Ò.Ó)
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3. Root is
answering with the name (and the address (glue)) of the gtld server
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(since itÕs not recursiveÉ)
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4. Caching
forwarder repeats the question (*)
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5. É gets the
next referral answer
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6. É repeats
the question (*)
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É until it gets
the (authorative) answer
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7. Ns.ripe.net
gives the IP address
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8. Caching
forwarded gives the answer to the resolver
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9. Caching
forwarded stores the answer in cache (* actually, after steps 4 and 6 it
does the same!)
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10. TTL
determines how long is data going to stay (valid) in the cache
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