What is an LIR?
What is an LIR?
What is an LIR?
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PA versus PI Assignments<br />
• Provider Aggregatable assignments<br />
- <strong>LIR</strong> assigns to End User<br />
- Must renumber when ch<strong>an</strong>ging providers<br />
- Only way to effectively scale the Internet!<br />
• Provider Independent assignments<br />
- RIPE NCC assigns to End User<br />
- Portable<br />
- C<strong>an</strong> be difficult to route<br />
- Next assignment not aggregatable<br />
- Affects yearly fee<br />
- Increases size of the routing tables<br />
<strong>LIR</strong> Training Course Spring 2007<br />
http://www.ripe.net 70