IP address
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This document makes a distinction between the allocation of IP
addresses and the assignment of IP addresses. Addresses are
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This document makes a distinction between the allocation of IP
addresses and the assignment of IP addresses. Addresses are
allocated to ISPs ...
... ISP
should allow sufficient time for the renumbering process to be
completed before the IP addresses are reused.
2. To ensure efficient implementation and use of Classless
Inter-Domain Routing ...
... In extreme cases, existing loans may be impacted.
4. IP addresses are allocated to ISPs using a slow-start
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... constraints on the available free pool of IPv4 address
space, the use of static IP address assignments (e.g., one
address per customer ...
... not permit the assignment of addresses for administrative ease.
Organizations considering the use of static IP address assignment
are expected to investigate and implement dynamic assignment
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... An assignment is the delegation of authority over a block of IP
addresses to an end enterprise. The end enterprise will use
addresses from an assignment internally only; it will not sub-
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... registry services should be limited to the assignment of
IP addresses for organizations meeting one or more of the following
conditions:
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... the Internet-either now or in the future-but it still
requires a globally unique IP address. The organization
should consider using reserved addresses from RFC1918 ...
... If it is determined this is not possible, they can be
issued unique (if not Internet routable) IP addresses.
b) the organization is multi-homed with no favored connection ...
...
Because the number of available IP addresses on the Internet is
limited, the utilization rate of address space ...
... /24 may be issued if deemed appropriate. Organizations with less
than 128 hosts will not be issued an IP address directly from the
IRs. Organizations may be issued a prefix longer than /24 if the
...
...
3. To maximize the effective use of address space, IP addresses need
to be assigned/allocated in classless blocks. With this in mind,
assignments will not be made in Class ...
... address space to allocate.
7. The transfer of IP addresses from one party to another must be
approved by the regional registries. The party trying to obtain
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... approved by the regional registries. The party trying to obtain
the IP address must meet the same criteria as if they were
requesting an IP address directly from the IR ...
... the IP address must meet the same criteria as if they were
requesting an IP address directly from the IR.
...
... IN-
ADDR.ARPA records only on the parent blocks of IP addresses issued
directly to the ISPs or those CIDR ...
... Rekhter, Y., and T. Li, "An Architecture for IP Address Allocation with CIDR", RFC 1518hist, September 1993. ...