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Brian E Carpenter
2022-09-05 14:27:36 +12:00
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6
2. IPv6 Basic Technology/Addresses.md
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@ -134,8 +134,8 @@ Link local addresses (LLAs) do what it says on the can: they are *never* forward
LLAs are specific to a given interface, and a host with multiple Layer 2 interfaces will have a different address on each one. There's a special notation for this, e.g.: LLAs are specific to a given interface, and a host with multiple Layer 2 interfaces will have a different address on each one. There's a special notation for this, e.g.:
~~~ ~~~
prefix ------- IID ------- prefix ------- IID ------- zone
| || | | || | | |
fe80::a1b3:6d7a:3f65:dd13%eth0 fe80::a1b3:6d7a:3f65:dd13%eth0
or or
@ -143,7 +143,7 @@ or
fe80::a1b3:6d7a:3f65:dd13%7 fe80::a1b3:6d7a:3f65:dd13%7
~~~ ~~~
The first of these would be seen on, say, a Linux host and the second on a Windows host; the character(s) after the '%' sign are the Layer 2 interface's locally defined identifier. (Unfortunately, that makes two 'identifiers' in one address.) The first of these would be seen on, say, a Linux host and the second on a Windows host; the character(s) after the '%' sign are the Layer 2 interface's locally defined identifier. Unfortunately, that makes two 'identifiers' in one address. Technically, the second one can be referred to as the 'Zone ID' according to [RFC4007](https://www.rfc-editor.org/info/rfc4007).
### Embedded IPv4 addresses ### Embedded IPv4 addresses