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Re: SIP on FTTH systems

daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Thu Feb 6 11:52:41 2014

Date: Thu, 6 Feb 2014 17:52:28 +0100 (CET)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: Jean-Francois Mezei <jfmezei_nanog@vaxination.ca>
In-Reply-To: <52F3BA7F.1050404@vaxination.ca>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Thu, 6 Feb 2014, Jean-Francois Mezei wrote:

> You do not want the incumbent/wholesaler to perform DHCP. This is a HUGE 
> headache. We have that in Canada for cable wholesale (TPIA). The 
> incumbent has to micromanage each ISPs IP blocks and carve subnets for 
> each CMTS (for cable).

You could have the wholesaler do DHCP inspection and antispoofing etc 
based on that, but not actually do the DHCP servering.

> For as much as everyone hates PPPoE, it makes for managememnt of a 
> wholesale systems much much easier.

FTTH is supposed to be for higher speeds, putting PPPoE in there makes it 
a lot more expensive than it has to be.

> Ideally, there would be some protocol where the CPE would setup a layer 
> 2 SVC to the ISP, after which the ISP can provide DHCP services etc.

I don't see that needed, doesn't the wholesaler already know what port has 
chosen what ISP and can set up L2 to that ISP?

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se


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