[AusNOG] DHCP going astray on NBN tails

[Matt Ayre]

Thanks for your excellent work on this Matt, your efforts saved me and I'm
sure many others a LOT of headache!

Cheers,
Matt

On 28 January 2016 at 15:46, Matt Carter <matt.carter at iseek.com.au> wrote:

> Hi All,
>
> Some good news!!
>
> Our friends at nbn™ and Alcatel Lucent (Nokia) have identified a NTD
> software defect responsible for this issue and will be rolling out a fix !
>
>
>
> To re-iterate the issue at hand ;
>
> Where a branch site CPE (Vendor agnostic) attached to an NBN tail is
> configured for DHCP IP helper back to a central site the functionality does
> not work.
>
>
>
> Specifically;
>
> * The DHCP DISCOVER is correctly forwarded by the CPE to the NTD UNI-D
> port, received by BNG at the head end and forwarded onwards to the central
> DHCP server.
>
> * The central DHCP server responds with an OFFER, the OFFER is pushed to
> the NBN NNI by the BNG for the appropriate AVC but the OFFER never pops out
> at the NTD UNI-D port facing the CPE.
>
> * The loss of DHCP OFFER occurs even when the DHCP packet is encapsulated
> in another intermediate protocol such as PPPoE..
>
>
>
> Resolution ;
>
> A new revision of firmware has been tested successfully and the
> information I have at hand suggests a national rollout will begin around
> Feb 8.
>
> This update process should be completed by mid Feb all things going to
> plan.
>
> Happy days.
>
>
>
> *Matt Carter*
>
> *Senior Network Engineer*
>
> *Phone:* 1300 661 668   |   *Fax:* 1300 661 540
>
> *Email:* *matt.carter at iseek.com.au <matt.carter at iseek.com.au>*   |
> *Web:* http://www.iseek.com.au
>
> *Address: *Level 4, 60 Edward Street, Brisbane QLD 4000   |   PO Box
> 15087, City East QLD 4002
>
>
>
> *NB: iseek HQ has moved to Brisbane CBD.* Effective 2 February 2015
>
>
>
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>
>
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