Reasons for NOT upgrading to iOS 7?

2013-09-24 Thread JCox
One of my editors noted there are stories online about the large percentage of upgrades to iOS 7 in a very short time; but he himself has NOT. He wondered about why others may be refusing or delaying the upgrade. I was curious about what, if anything, you folks are hearing about this, either

RE: [WIRELESS-LAN] Reasons for NOT upgrading to iOS 7?

2013-09-24 Thread JCox
Regarding Julian's point...anyone know of folks actually doing work to evaluate speed differences of older iOS devices that HAVE upgraded to iOS 7? -Original Message- From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of

RE: iOS7 Release Sep 18th

2013-09-16 Thread JCox
Cisco has something on this, on their website. I'm just now starting to read it: Get Your Network Ready For iOS7 http://blogs.cisco.com/wireless/get-your-network-ready-for-ios7/ From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On

RE: [WIRELESS-LAN] Major WLAN/mobile projectcs coming online for Fall '13? Just wondering...

2013-08-21 Thread JCox
Thanks, Russ. Given that you don't have the MDM product you'd like right nowdo you run separate management systems for smartphones vs laptops/tablets? From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU] On Behalf Of Russ Leathe Sent:

Major WLAN/mobile projectcs coming online for Fall '13? Just wondering...

2013-08-19 Thread JCox
It would be interesting - to me at least! - to see if there are any commonalities in Education IT priorities for the new academic year. 11ac exploration? Improved mobile device management? New user policies? Bonjour/Apple TV etc? In keeping with the Listserv policies, this query is NOT for a

Chromebook printing issues -- enterprise networks?

2013-07-29 Thread JCox
I seem to be seeing online two views on Chromebook printing (just coming up to speed on this myself) - one group seems to think it's easy and convenient; the other...not so much. Is this an issue for you folks and how are you dealing with it? I am researching a story about this; my purpose in

One idea on iOS 6 Wi-Fi issues: extended capabilities tag (from Apple's support board)

2012-09-26 Thread JCox
Passing this along...IT guy at the prep school got back to me. Their WLAN is the H3C gear that 3Com had licensed, now part of HP. New last year. Researching, they found this comment (below) from another HP/H3C customer site, which indicates one explanation for the problem at least with H3C

RE: [WIRELESS-LAN] Monday 9/24 update on iOS 6 Wireless Issues

2012-09-24 Thread JCox
Just an update on the issue with that 3Com site which contacted me last week I've not heard back from this guy, despite several emails to him. Another IT guy with a 3Com infrastructure also contacted me saying they were running into similar problems: interestingly, when they disconnected

RE: [WIRELESS-LAN] Monday 9/24 update on iOS 6 Wireless Issues

2012-09-24 Thread JCox
Great...I'm replying to my own message! I'm doing some online researchit still seems that some number of people are reporting Wi-Fi problems with either iOS 6 upgrades or the new iPhone 5. And *apparently* on other-than-3Com WLANS Here's what I've found... At Apple Support Communities

RE: [WIRELESS-LAN] iOS 6 Wireless Issues

2012-09-21 Thread JCox
I was just contacted by an IT guy at a prepatory school about some BIG problems they're having. They have a 3Com WLAN. He is *emphatic* that these have NOTHING to do with the server Webpage issue that blew up and was fixed on Wednesday. I'll post the text, without identifying the guy (I

How is the surge in Wi-Fi equipped mobile devices impacting the WLAN?

2011-05-19 Thread JCox
Dear folks, At Interop, it was striking to repeatedly hear about the surge in Wi-Fi clients on WLANs, with one user often having several devices (smartphone, tablet, game console, and so on). It finally struck me that Higher Ed must be ground zero for this? Is this Wi-Fi client surge

Microsoft Exchange ActiveSync: issues, strengths/weaknesses?

2010-10-01 Thread JCox
Dear folks, I'm putting together a Network World story today on Exchange ActiveSync, specifically highlighting the differences in implementation by the various licensees (Apple, Google/Android, etc). Do any of you, who are Exchange shops, have some assessments, feedback, observations,

Network World story on 802.11n one-year later....

2010-09-08 Thread JCox
Dear Stan, My editor has me researching a story for Monday's print issue on 802.11n trends in the market and the enterprise especially. A key part of the story is getting some feedback from large-scale 11n sites. I have a few details on Emory's recent 11n upgrade, based on our previous

Apologies on the prior message....

2010-09-08 Thread JCox
I accidentally sent it to whole list. But...I'd love to hear from anyone deploying 11n, who has some data and experience to share! This is for Network World's Monday print issue. Regards, John Cox __ J o h n C o x Senior Editor Main:

Thanks for the Group's help on the iPhone 4 2.4GHz story

2010-09-07 Thread JCox
My thanks to all who were willing to share their thoughts and comments on this issue, on- or off-line. The story is posted at NW's website, if you're interested: http://www.networkworld.com/news/2010/090710-iphone4-wifi-university.html And the comments are open. Regards, John Cox

RE: [WIRELESS-LAN] Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-27 Thread JCox
David, Thank you. Soso far: upgrading the AP infrastructure to 11n; the WLAN is open to anyone to connect; but no problems to date with 11n in the 2.4 GHz band for these clients (channel assignments/access; or IP address allocation). No authentication at all? I'm guessing the WLAN is

RE: [WIRELESS-LAN] Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-24 Thread JCox
Stan, What kind of 11n data rates and throughput are you seeing in the 2.4 band? Also, I think iPhone 4 has only a single Wi-Fi antenna, so it doesn't benefit (or benefit as much) as a 2x2 or 3x3 MIMO laptop. Have you done any i4 performance metrics? I'm trying to get 11n implementation

RE: [WIRELESS-LAN] Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-24 Thread JCox
Thanks, Chris. Any idea what kind of WLAN throughput your iPhone 4 clients are getting? Regards, John Cox Senior Editor Network World From: Chris Murphy [mailto:ch...@mit.edu] Sent: Tuesday, August 24, 2010 10:26 AM To: The EDUCAUSE Wireless Issues Constituent Group Listserv Cc:

RE: [WIRELESS-LAN] Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-24 Thread JCox
Thanks, Stan. Congrats on the weekend's success! Regards, John Cox Senior Editor Network World From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:wireless-...@listserv.educause.edu] On Behalf Of Brooks, Stan Sent: Tuesday, August 24, 2010 11:28 AM To:

RE: [WIRELESS-LAN] Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-24 Thread JCox
Thanks, David. I assume your WLAN is 11n? Do you mind telling me your vendor? 18,000 iOS devices?! Do you see any *potential* issues with, say, fairly high numbers of iPhone 4's concentrated in a given area of the WLAN? Also, someone raised the issue of IP address exhaustion (due in part, I

Any issues with iPhone 4 and 2.4GHz 802.11n?

2010-08-23 Thread JCox
Folks, I was talking to a higher education IT guy last week; they have a lot of iPhones, and are rollling out iPhone 4's to new freshman and to faculty. As part of this, they upgraded the campus WLAN to 802.11n. BUT, after iPhone 4 was announced, they realized its 11n support was ONLY for the

FYI: Security consultant talks about Cisco wireless vulnerabilities

2010-04-16 Thread JCox
Dear folks, This may be something you're already familiar with. But I'm passing it on for what it's worth Someone just sent me this link, to a ZDnet story apparently reporting on a presentation at BlackHat/Europe conference.

iPhone 3.1 breaking Exchange sync?

2009-09-17 Thread JCox
A number of news stories, such as this one from Infoworld http://www.infoworld.com/d/mobilize/apple-betrays-iphones-business-hopes-723, note that Apple fixed a big but unacknowledged bug in the iPhone OS, but doing so means that earlier iPhone models can no longer sync with Exchange 2007

How is 802.11n changing the campus? Or is it?

2009-09-08 Thread JCox
As a reporter for Network World, I'm putting together this week a package of stories in anticipation of the expected all-but-final ratification of the 802.11n standard by week's end. Campuses have been leading the way both in large-scale WLAN adoption in general and in 11n in particular (the