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Re: Link-local IPv6 addresses in URIs

François-Xavier Le Bail <fx.lebail@yahoo.com> Fri, 18 November 2011 16:03 UTC

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Date: Fri, 18 Nov 2011 08:03:29 -0800
From: François-Xavier Le Bail <fx.lebail@yahoo.com>
Subject: Re: Link-local IPv6 addresses in URIs
To: François-Xavier Le Bail <fx.lebail@yahoo.com>, Kerry Lynn <kerlyn2001@gmail.com>, Tomoyuki Sahara <sahara@surt.net>
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> From: François-Xavier Le Bail <fx.lebail@yahoo.com>
> To: Kerry Lynn <kerlyn2001@gmail.com>; Tomoyuki Sahara <sahara@surt.net>
>> ________________________________
>>  From: Kerry Lynn <kerlyn2001@gmail.com>
>> To: Tomoyuki Sahara <sahara@surt.net> 
>> 
>> On Thu, Nov 17, 2011 at 9:27 PM, Tomoyuki Sahara <sahara@surt.net> 
> wrote:
>> 
>>> That sounds good to me too.
>>> 
>>>>  My ABNF is pretty rusty, so I offer the following extension to the 
> RFC 3986
>>>>  IPv6address rule only as a starting point:
>>>>  / "FE80::" [ *3( h16 ":" ) h16 ] [ 
> "%" 1*4(ALPHA / DIGIT) ]
>>> 
>>> I have some comments:
>>> 
>>>  - An interface name may be longer than 4 characters.  But I know we 
> should
>>>    have some limit so I suggest 15 because it's maximum length of 
> interface
>>>    name on *BSD and Linux systems.
>>> 
>>>  - FYI, there was an attempt to define textual representation of zone 
> id:
>>>   
>  http://tools.ietf.org/html/draft-ietf-ipngwg-scoping-arch-04#section-12
>>> 
>>>  - Can we have a dot in interface name?  On Linux systems, VLAN 
> interfaces
>>>    have one.  An example in the draft above has "%pvc1.3" (may 
> be an ATM
>>>    interface?).
>>> 
>>> 
>> Thanks for the reference.  I'll take a look at it before revising the 
> ABNF again.
> 
> Hi,
> 
> In Linux, you can use any character in VLAN interface name :
> examples:
> ip link add link eth0 name eth0.5  type vlan id 5
> ip link add link eth0 name eth0-6  type vlan id 6
> ip link add link eth0 name eth0#7  type vlan id 7
> ip link add link eth0 name eth0-8  type vlan id 8
> ip link add link eth0 name eth0+9  type vlan id 9
> ip link add link eth0 name eth0_10  type vlan id 10
> ip link add link eth0 name eth0,11  type vlan id 11
> ip link add link eth0 name eth0:::12  type vlan id 12
> ip link add link eth0 name eth0.+-  type vlan id 13
> 
> Thanks,
> Francois-Xavier

Luckily, the "%" is invalid.

Francois-Xavier

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