Posts tagged as:

address space

ARIN XXIX Logo

An update on policy changes that are no longer under discussion, because they have been adopted by the ARIN Board and implemented by ARIN staff. While these policies will not be discussed at ARIN XXIX, they are important to understand for two reasons. First, they have altered the ARIN Number Resource Policy Manual (NRPM) which may affect your next interaction with ARIN. Second, they provide some background and history on the current policy debates. You may be able to glean a sense of where the ARIN community’s focus is (or at least has most recently been) by understanding the policy changes which have made it through to adoption following the previous PPM.

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At long last, there is a shared transition space available for all who need it: 100.64.0.0/10 The whois comments provide a brief explanation of this new block: This block is used as Shared Address Space. [...] Shared Address Space can only be used in Service Provider networks or on routing equipment that is able to [...]

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Bearded IPv6

As with IPv4, an IPv6 address serves as an identifier for an interface or group of interfaces. Also like IPv4, IPv6 addresses come in several types, based on how they represent those interfaces. IPv6 has three types of addresses. This post covers all three, plus some special purpose addresses as well.

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IANA Logo

Global Policy for IPv4 Allocations by the IANA Post Exhaustion I have been working with a team of other concerned netizens on a new global policy proposal since the spring ARIN meeting in Toronto. It started as a lunch time conversation and grew from there. The idea was spurred by last year’s attempt to enact [...]

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[UPDATE 27-SEP-2011: Draft Policy ARIN-2010-14 has been implemented in ARIN NRPM 2011.4!] The History I first submitted policy proposal 109 in early February. After discussion and feedback on PPML, I revised the draft twice; ending up with v3 in early March. Apparently, that revision was submitted too late to make it onto the draft policy [...]

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I find myself behind the ball again when it comes to posting info here on my blog. In the last part of 2009, I authored / co-authored and submitted two policy proposals for consideration to be included in the ARIN NRPM. As you may recall, my previous (and first) attempt at crafting policy was an [...]

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In response to offline comments on my February post “How Much IPv6 is There?” I am going to take a brief look at the comparative scale of the MAC address space to the IPv4 and IPv6 address spaces. The original (and thus most commonly encountered at this time) standard for Media Access Control (MAC) addresses [...]

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While there may be over an octillion times more individual IPv6 addresses than there are IPv4 addresses; in terms of actually usability, IPv6 is somewhere in the range of 16 million to 17 billion times larger than IPv4. Much larger, yes; infinite, no.

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