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Re: iPhone updates and required bandwidth

daemon@ATHENA.MIT.EDU (Justin Wilson)
Wed Aug 18 15:33:21 2010

Date: Wed, 18 Aug 2010 15:29:46 -0400
From: Justin Wilson <lists@mtin.net>
To: <nanog@nanog.org>
In-Reply-To: <E56FAF5D-BD3E-471D-8BF4-616B4E1E9518@oicr.on.ca>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

    Apple is ultra protective of their mobile stuff.  It=B9s just going to ge=
t
worse in the attempts to circumvent the devices being =B3Jailbroken=B2.  Quite =
a
bit of behind the scenes checksums and re-checks going on.  They want to
make sure the device cleanly downloads, cleanly installs, and is not
tampered with. Itunes is responsible for doing all this in the background.

    Justin
--=20
Justin Wilson <j2sw@mtin.net>
http://www.mtin.net/blog =AD xISP News
http://www.twitter.com/j2sw =AD Follow me on Twitter
Wisp Consulting =AD Tower Climbing =AD Network Support




From: Greg Whynott <Greg.Whynott@oicr.on.ca>
Date: Wed, 18 Aug 2010 15:20:52 -0400
To: JoeSox <joesox@gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Subject: Re: iPhone updates and required bandwidth

sorry Joe if i wasn't clear,  what i was trying to say is I know there is a
solution to address the bandwidth issue caused by updates for OS X machines=
,
I am unsure if they have a similar solution for their hand held devices.
I am assuming they do or soon will.   I'm on the road right now,  when I
return to the office I'll take a look at the OS X update server and see if
there is any provisions for the iPhones and friends.

perhaps a squid caching server in-between the device network and internet?
back in the day this is how i mitigated other many to one client update
issues.

-g




On Aug 18, 2010, at 3:07 PM, JoeSox wrote:

> Interesting.
> Do you have to configure the iPhone devices or just use its standard sett=
ings?
>=20
> --
> Thanks, Joe
>=20
>=20
> On Wed, Aug 18, 2010 at 12:03 PM, Greg Whynott <Greg.Whynott@oicr.on.ca>
wrote:
>> I set up an OS X server which hosts updates for the rest of the company,=
  so
the OS X client machines poll/pull updates from the internal machine as opp=
osed
to 100 of them pulling the same updates over the internet.  saves bucket lo=
ads
of bandwidth and  you can "pre ok" individual packages,  so the client just
updates without prompting.   I'm not sure but I suspect they might have
something which allows their other devices to poll this same source.  it wo=
uld
seem reasonable anyway..
>>=20
>> probably not a very useful answer but there it is.  8)
>>=20
>>=20
>> -g
>>=20
>>=20
>> On Aug 18, 2010, at 2:54 PM, JoeSox wrote:
>>=20
>>> Am I the only one that gets ticked off at the Apple iPhone update
>>> procedure and the amount of bandwidth it needs?
>>> Is there any secret I am missing to cut down on the required bandwidth
>>> needed for it (caching the update somewhere etc)?  I don't own an
>>> iPhone (DroidX user here) and am unfamiliar with the update, all I
>>> know is it uses tons of BW.
>>>=20
>>>=20
>>> --
>>> Thanks, Joe
>>>=20
>>=20
>>=20
>=20




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