[195868] in North American Network Operators' Group
Re: IOS new versions and network load
daemon@ATHENA.MIT.EDU (Paul Stewart)
Tue Sep 19 05:22:47 2017
X-Original-To: Nanog@nanog.org
From: Paul Stewart <paul@paulstewart.org>
In-Reply-To: <1912716896.66776.1505738890500.JavaMail.mhammett@ThunderFuck>
Date: Mon, 18 Sep 2017 08:53:00 -0400
To: Mike Hammett <nanog@ics-il.net>
Cc: Nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
Curious as mentioned if anyone doing this on scale? I kind of doubt it but l=
ove to hear otherwise. My assumption is this is more Enterprise focused tha=
n ISP
Paul=20
Sent from my iPhone
> On Sep 18, 2017, at 8:48 AM, Mike Hammett <nanog@ics-il.net> wrote:
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> We've been looking into the caching server bit lately given that we're not=
due to get an official Apple node for at least another year yet.=20
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> It looks very difficult to manage, given the DNS TXT records and domain se=
arch fields. If it was as simple as entering the supported IP ranges, it'd b=
e a lot easier to implement.=20
>=20
> The caching service does support a lot more than content than "once a year=
" https://support.apple.com/en-us/HT204675=20
>=20
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> -----=20
> Mike Hammett=20
> Intelligent Computing Solutions=20
> http://www.ics-il.com=20
>=20
> Midwest-IX=20
> http://www.midwest-ix.com=20
>=20
> ----- Original Message -----
>=20
> From: "Jean-Francois Mezei" <jfmezei_nanog@vaxination.ca>=20
> To: "Eduardo Schoedler" <listas@esds.com.br>=20
> Cc: Nanog@nanog.org=20
> Sent: Sunday, September 17, 2017 6:43:50 PM=20
> Subject: Re: IOS new versions and network load=20
>=20
>> On 2017-09-17 19:37, Eduardo Schoedler wrote:=20
>>=20
>> Server is an app now, any MacOS can have it running.=20
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> But do carriers/ISPs really want to deal with a rack unfriendly Mac Mini=20=
> or iMac at a carrier hotel? If the Server App could run on Linux, or if=20=
> OS-X could boot on standard servers, perhaps, it it seems to be a very=20
> bad fit in carrier/enterprise environments.=20
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>> Implementation will be a little tricky, because you need your=20
>> customers to look a record in your domain.=20
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> I've tried reading some about it.=20
> The cache server app registers with Apple its existence and the IP=20
> address ranges it serves=20
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> When a client wants to download new IOS version, Apple checked and finds=20=
> that the client's IP is served by the caching server whose "local" IP is=20=
> a.b.c.d (akaL the inside NAT IP address). Tells client to get version of=20=
> software from that IP address.=20
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> The DNS TXT records are used by the Caching Server to get the list of IP=20=
> blocks it can serve. (not needed in the target small office=20
> environments where everyone is on same subnet and the caching server can=20=
> tell the apple serves the one subnet it seves).=20
>=20
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