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However, some administrators feel that this is stylistically awkward, so instead
you could use the
(
l
Directory Tree for an ISP
Internet service providers (ISPs) may support multiple enterprises with their
directories. If you are an ISP, consider each of your customers as a unique
enterprise and design their directory trees accordingly. For security reasons, each
account should be provided a unique directory tree with a unique suffix and an
independent security policy.
You can assign each customer a separate database, and store these databases on
separate servers. Placing each directory tree in its own database allows you to back
up and restore data for each directory tree without affecting your other customers.
In addition, partitioning helps reduce performance problems caused by disk
contention and reduces the number of accounts potentially affected by a disk
outage.
For example, the directory tree for
) attribute to represent different countries:
locality
example
Directory Tree Design Examples
, an ISP, appears as follows:
Chapter 4
Designing the Directory Tree
75
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