[AusNOG] NBN Q

[Phill Groom]

On Thu, Oct 15, 2015 at 11:47 AM, Matt Carter <matt.carter at iseek.com.au>
wrote:

>
>
> As a side note, anyone seeing broken DHCP on NBNCo tails ?? I’ve now got a
> number of AVCs across multiple downstream RSPs where by the deployed CPE is
> configured with IP helper for LAN stations and the return DHCPOFFER goes
> into the NNI and doesn’t come out at the CPE. This happens on packets which
> are natively encapsulated (S/C-TAG) and DHCPOFFER’s which  are encapsulated
> in a PPPoE session!! PCAP shows packets go to the NNI as expected with the
> expected Cos/Tos (0) and what looks like a perfectly legitimate response
> just never arrives at the CPE. I’ve seen a customer deploy the same CPE
> template on 6 tails and 2 of them just can’t get IP helper working the
> DHCPOFFER is sent but it never pops out at the CPE. One downstream RSPs
> cites they have multiple services with two different wholesale NBN
> providers and they have circuits on both wholesalers which are exhibiting
> this issue so it would appear the issue perverse across multiple NBN NNIs
> and multiple NBN AVCs.. (RSP is a highly competent industry provider and
> has provided PCAPs which correspond with my findings.) Anyone else seeing
> this oddity ??
>
>
NBNCo remark Option 82 for their own purposes. Have a look at Access Loop
ID in the portal for the affected services and see if they are different to
working ones.

Of course it could be something completely different!

Phill.
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