And really, what would be the point of doing QOS in this case when 99% of the 
end to end connection is out of your control?

Pete Morrissey

From: The EDUCAUSE Wireless Issues Constituent Group Listserv 
[mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of Daniel Eklund
Sent: Monday, January 18, 2016 8:49 AM
To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU
Subject: Re: [WIRELESS-LAN] WIFI calling on iPhones with AT&T

No, we do not implement QoS for any network functions.

On Mon, Jan 18, 2016 at 8:33 AM, Oliver Elliott 
<oliver.elli...@bristol.ac.uk<mailto:oliver.elli...@bristol.ac.uk>> wrote:
Are you guys using any WiFi QoS to support this?

On 18 January 2016 at 13:30, Daniel Eklund 
<ekl...@umich.edu<mailto:ekl...@umich.edu>> wrote:
We promote the use of WiFi calling hopefully this gets us out of having to 
install separate DAS systems for cellular.

http://www.itcom.itd.umich.edu/cellular/wifi-calling.php

On Sun, Jan 17, 2016 at 12:17 PM, Julian Y Koh 
<kohs...@northwestern.edu<mailto:kohs...@northwestern.edu>> wrote:
On Fri Jan 15 2016 10:14:13 CST, "Becker, Jason" 
<jbec...@wustl.edu<mailto:jbec...@wustl.edu>> wrote:
>
> Is anyone promoting using the wifi option for making calls on iphones6 or 
> better cell phones with AT&T?

Yes, along with the Wi-Fi calling options from the other carriers as well.

>
> If so how are you dealing with E911?

The different carriers deal with this in different ways.  At least in AT&T's 
case they ask the user to register an address to be used, and IIRC they also 
will prefer the cellular network for any 911 calls.  But I wouldn't place too 
much stock in my recollection to be authoritative.

Of related interest to us is collecting technical information/documentation on 
how the different carriers actually implement Wi-Fi calling in terms of what 
DNS lookups they do, what IP ranges they use to establish their VPN 
connections, etc etc.



--
Julian Y. Koh
Associate Director, Telecommunications and Network Services
Northwestern Information Technology

2001 Sheridan Road #G-166
Evanston, IL 60208
847-467-5780<tel:847-467-5780>
NUIT Web Site: <http://www.it.northwestern.edu/>
PGP Public Key:<http://bt.ittns.northwestern.edu/julian/pgppubkey.html>

**********
Participation and subscription information for this EDUCAUSE Constituent Group 
discussion list can be found at http://www.educause.edu/groups/.



--
Daniel Eklund
Network Planning Manager
ITS/CSDC
734-763-6389<tel:734-763-6389>
********** Participation and subscription information for this EDUCAUSE 
Constituent Group discussion list can be found at 
http://www.educause.edu/groups/.



--
Oliver Elliott
Senior Network Specialist
IT Services
University of Bristol
e: oliver.elli...@bristol.ac.uk<mailto:oliver.elli...@bristol.ac.uk>
t: 0117 39 (41131)
********** Participation and subscription information for this EDUCAUSE 
Constituent Group discussion list can be found at 
http://www.educause.edu/groups/.



--
Daniel Eklund
Network Planning Manager
ITS/CSDC
734-763-6389
********** Participation and subscription information for this EDUCAUSE 
Constituent Group discussion list can be found at 
http://www.educause.edu/groups/.

**********
Participation and subscription information for this EDUCAUSE Constituent Group 
discussion list can be found at http://www.educause.edu/groups/.

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