Re: ipv6 - link local uses

Period. Every interface gets a link local with the same prefix and mask.

Sent from my iPhone

On Mar 23, 2011, at 1:02 PM, "Aaron" <aaron1_at_gvtc.com> wrote:

> Thanks Brandon. Not routable period? Or not routable on the global
> internet (much link private ip's 1918 aren't routable on the global
> internet)? Please clarify
>
> -----Original Message-----
> From: Brandon Carroll [mailto:brandon.j.carroll_at_gmail.com]
> Sent: Wednesday, March 23, 2011 2:56 PM
> To: Aaron
> Cc: <ccielab_at_groupstudy.com>
> Subject: Re: ipv6 - link local uses
>
> Link local addresses are not routable so you need both.
>
> Sent from my iPhone
>
> On Mar 23, 2011, at 12:44 PM, "Aaron" <aaron1_at_gvtc.com> wrote:
>
>> I understand ipv6 has some very interesting and very different things from
>> ipv4.
>>
>>
>>
>> One of which is this link-local business (fe80::/64 as I recall), seems to
>> be an automatic ipv6 address on pretty much every single ipv6 product that
>> I've laid eyes on.cisco, linux, windows.
>>
>>
>>
>> Question, is it possible, furthermore, is it a best practice to run purely
>> link local subnets between routers? OR must I configure real-world ipv6
>> address (I think called aggregatable global ucast) between my routers ?
> ..
>> I would understand the need for agg global's on customer facing interfaces
>> but on the router to router links...that's where I'm wondering.
>>
>>
>>
>> Aaron
>>
>>
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Received on Wed Mar 23 2011 - 13:29:35 ART