ipv6 link-local addressing

Karl Auer kauer at biplane.com.au
Thu Jun 24 22:38:34 UTC 2010


On Fri, 2010-06-25 at 08:20 +1000, repudi8or repu wrote:
> process, i wish to confirm that bind (currently using 9.7.0-p2) can
> manage dns correctly for all ipv6 hosts. 

You don't really need to - it can.

> If i leave off the part on each AAAA from the % onwards, the zone
> loads up ok and names resolve, but of course can not be used to reach
> the intended devices as the resolved addresses are missing the "%5". I
> believe the "%5" part is called the "link-local" component of the
> address.

It's called the scope identifier. Link local addresses are not designed
for this use - suggest you use static addressing (you have very few
hosts), or put a DHCPv6 server or route advertiser into your little
network and use DNS with global unicast addresses. The route advertiser
would be simplest. As long as your network is truly isolated you can use
whatever prefix you like, or if you wantto play safe go to sixxs and get
a ULA prefix.

Regards, K.

-- 
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Karl Auer (kauer at biplane.com.au)                   +61-2-64957160 (h)
http://www.biplane.com.au/~kauer/                  +61-428-957160 (mob)

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