Re: ceph cluster_network with linklocal ipv6

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> On 18 Aug 2015, at 17:57, Björn Lässig <b.laessig@xxxxxxxxxxxxxx> wrote:
> 
> On 08/18/2015 04:32 PM, Jan Schermer wrote:
>> Should ceph care about what scope the address is in? We don't specify it for ipv4 anyway, or is link-scope special in some way?
> 
> fe80::/64 is on every ipv6 enabled interface ... thats different from legacy ip.
> 

I'm not a network guru, but you can have same/overlapping subnets with IPv4 as well
that's why you have scopes, metrics, routing tables, policy routing tables etc.
That's why I'm wondering what's different here.

>> And isn't this the correct syntax actually?
>> 
>> cluster_network = fe80::/64%cephnet
> 
> That is a very good question! I will look into it.
> 
> Björn
> 
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