New Zealand ADSL Mailing List


Re: 128Kb/s Upstream Throttles 2Mb/s downstream

From: Alastair Johnson <aj_at_sneep.net>
Date: Sat, 22 Oct 2005 18:24:37 +1300
Message-ID: <4359CD15.8060606@sneep.net>

Joel Wiramu Pauling wrote:
> On Sat, 2005-10-22 at 16:40 +1300, Craig Whitmore wrote:
>
>
>>As far as I know customers on the 192k upstream where going to stay on this
>>speed and only new plans (from a certain date where going to be on 128k)
>>on Jetstream. The ISP has no control on the throttling of the speed. (this
>>is something telecom does - it does not even touch the ISP's network). Maybe
>>during some change around on Telecom's end your 192K upload was changed to
>>128K.
>
>
> You are correct in thinking that customers on those plans were to stay
> with the slightly higher upstream.

Actually, my recollection was that Telecom would at a later date slowly
migrate these customers over to 128k. I might have misremembered this,
though.

> You are incorrect in the assumption however that the ISP has no control
> over the upstream rate. The ISP's are definitely the ones rate limiting
> the upstream in my case, and it does "TOUCH" the isp's network as it
> uses the ISP's routes...

I'm afraid Craig is correct. As far as the DSLAM goes, only Telecom has
control over it. That will affect your sync rate.

Telecom also has control over the RAN you connect to, which may
implement shaping on your connection. This can definitely result in the
128k limitation if TNZ have made a change within their network to
migrate customers off the 192k upstream rate as per my original memory.

You are, looking at the IP address you posted from, using Fast IP
Direct, which the ISP does not have any influence over at the IP layer,
so they cannot introduce any rate limiting.

> Telecom are not, and HAVE not throttled the connection, both the modem
> and the dslam are reporting the 320kps rate. I have talked to an Orcon
> rep two weeks ago that confirmed that it was orcon that switched all
> customers over and rate limited them months ago... to 160kps
> upstream.... I could be wrong in trusting the conversations I've had
> with Telecom and Orcon. But this seems the only logical explanation. The
> isp's are fiddling and NOT telecom.

The DSLAM is not the only point of traffic rate limiting. As Craig
said, Orcon have no influence over the connection within TNZ's network
at the DSL, ATM, or IP layers. They can ONLY implement shaping within
their own network and only at the IP layer, unless you are a UBS user.

They CANNOT do this for Fast IP Direct.

> Also ORCON have been switching off Jetstream partnering program
> connections purposely for the last 4 months to force the customers to
> ring and to change to UBS. This is NOT good practice, I have also had
> this confirmed with reps at Orcon in the last week. As some Muppet did
> it to my Connection after I rang about a seperate issue the night
> before. I was without internet for half a day and had to wait for the
> orcon helpdesk to come in in the morning. I spent 12-2am on the phone
> with jetstream trying to establish with the nightshift if it was their
> issue or not... eventually we gave up thinking it was a router dieing...
> But it ending up being my first assumption that ORCON had turned the
> account off....

Telecom and ISPs have both been advising users they must move off
Jetstream Partnering as the agreement is running to a close.

If Orcon shut your account off they are probably trying to give you a
hint to either shift to Xtra, or move to UBS.

aj

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Received on Sat Oct 22 18:24:44 2005

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