Re: [homenet] New Version Notification for draft-howard-homenet-routing-comparison-00.txt

Acee Lindem <acee.lindem@ericsson.com> Fri, 13 January 2012 21:03 UTC

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From: Acee Lindem <acee.lindem@ericsson.com>
To: Michael Richardson <mcr@sandelman.ca>
Date: Fri, 13 Jan 2012 16:03:49 -0500
Thread-Topic: [homenet] New Version Notification for draft-howard-homenet-routing-comparison-00.txt
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Subject: Re: [homenet] New Version Notification for draft-howard-homenet-routing-comparison-00.txt
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Hi Michael,
Can you provided a precise definition of "walled garden", as well as, define the bi-directional connectivity rules with a few bullets (hopefully less than 5). 
I fear there may be more than one view of this (or possibly I'm the only one ;^). 

Thanks,
Acee 

On Jan 13, 2012, at 3:40 PM, Michael Richardson wrote:

> 
> 
> 
>>>>>> "Acee" == Acee Lindem <acee.lindem@ericsson.com> writes:
>>> The problem with zOSPF is that it doesn't meet our requirements.
>>> It doesn't detect borders (unless the border happens to have
>>> another zOSPF router with the wrong password),
> 
>    Acee> While this should be part of the solution, I don't see this as
>    Acee> something that it necessarily should be built into the routing
>    Acee> protocol.
> 
>>> it requires configuration (for the password),
> 
>    Acee> How does any protocol do authentication w/o a shared key? If
>    Acee> you don't do authentication, you don't need a key.
> 
> Yes, this is a general problem, which is why I keep asking what are our
> real requirements here.
> 
>>> it doesn't handle walled gardens (a requirement being debated),
> 
>    Acee> I don't fully understand this requirement and how it would be
>    Acee> handled w/o configuration.
> 
> I don't understand this criticism.  Why are walled gardens different
> than multiple ISPs?





> 
>>> it's not lightweight.
> 
>    Acee> A commercial router implementation supporting all the features
>    Acee> including OSPF TE and VPNs is certainly not
>    Acee> lightweight. However, I just downloaded the latest quagga
>    Acee> suite and it is only about 21K there.
> 
> rtr3-[/usr/pkg/sbin] mcr 10007 %size ospf6d /usr/pkg/lib/libzebra.so.0
>   text    data     bss     dec     hex filename
> 221476   11328    3132  235936   399a0 ospf6d
> 272449   23848    3120  299417   49199 /usr/pkg/lib/libzebra.so.0
> 
> No all of libzebra might really be used.  So 11K code, plus up to 23K.
> I think that half of the code can be ripped out (and I wish I had time
> to do).
> 
> -- 
> ]       He who is tired of Weird Al is tired of life!           |  firewalls  [
> ]   Michael Richardson, Sandelman Software Works, Ottawa, ON    |net architect[
> ] mcr@sandelman.ottawa.on.ca http://www.sandelman.ottawa.on.ca/ |device driver[
>   Kyoto Plus: watch the video <http://www.youtube.com/watch?v=kzx1ycLXQSE>
> 	               then sign the petition.