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IPhones Flooding Wireless LAN At Duke

coondoggie sends us to a Network World story, as is his wont, about network problems at Duke University in Durham, N.C. that seem to be related to the iPhone. "The Wi-Fi connection on Apple's recently released iPhone seems to be the source of a big headache for network administrators at Duke. The built-in 802.11b/g adapters on several iPhones periodically flood sections of the school's wireless LAN with MAC address requests, temporarily knocking out anywhere from a dozen to 30 wireless access points at a time. Campus network staff are talking with Cisco, the main WLAN provider, and have opened a help-desk ticket with Apple. But so far, the precise cause of the problem remains unknown. 'Because of the time of year for us, it's not a severe problem,' says Kevin Miller, assistant director, communications infrastructure, with Duke's Office of Information Technology. 'But from late August through May, our wireless net is critical. My concern is how many students will be coming back in August with iPhones? It's a pretty big annoyance, right now, with 20-30 access points signaling they're down, and then coming back up a few minutes later. But in late August, this would be devastating.'" So far, the communication with Apple has been "one-way."

20 of 441 comments (clear)

  1. Re:sigh by Icarus1919 · · Score: 3, Funny

    Hey guys, no breaking the fourth wall!

  2. Re:Interesting problem by Icarus1919 · · Score: 5, Funny

    That's preposterous. Summer is when teachers return to their coffins to rest. Who would the students learn from?

  3. No wonder by marcosdumay · · Score: 4, Funny

    "So far, the communication with Apple has been "one-way."

    No wonder there is no answer... Apple people weren't able to receive any network package with all those iPhones around.

    1. Re:No wonder by User+956 · · Score: 4, Funny

      "So far, the communication with Apple has been "one-way." No wonder there is no answer... Apple people weren't able to receive any network package with all those iPhones around.

      Communication with Apple is always "one way". Or the highway.

      --
      The theory of relativity doesn't work right in Arkansas.
  4. HOWTO please by Nikron · · Score: 3, Funny

    I want to request a mac address from my access point. Anyone want to post a HOW-TO?

    --
    Disclaimer: Disregard the above post.
    1. Re:HOWTO please by flyingfsck · · Score: 2, Funny

      Well, it is an Apple device - of course it would request a Mac address.

      --
      Excuse me, but please get off my Pennisetum Clandestinum, eh!
  5. Re:sigh by slamb · · Score: 2, Funny

    coondoggie sends us to a Network World story, as is his wont,
    At least the editors admit that coondoggie is filling the queue up with network world stories. Maybe they'll do something about it at some point

    You're setting the bar too high. I'm impressed that they correctly used the word "wont".

  6. Re:sigh by HTTP+Error+403+403.9 · · Score: 5, Funny

    "18,000 address requests per second"

    It's like me at the discotheque on Saturday night.

    --
    I'm not a Troll, it's reverse psychology.
  7. Re:Taking out Cisco Router with ARP Floods? by RealGrouchy · · Score: 3, Funny

    Smells like a spanning tree loop to me. Oh, sure. Blame it on Tarzan!

    - RG>
    --
    Hey pal, this isn't a pleasantforest, so don't waste my time with pleasantries!
  8. Re:Interesting problem by StikyPad · · Score: 2, Funny
  9. Re:sigh by ls671 · · Score: 3, Funny

    common, never ask for addresses, it's eitheir tonight (preferably right away) or never. Be proud ;-)

    --
    Everything I write is lies, read between the lines.
  10. Re:Interesting problem by winomonkey · · Score: 5, Funny

    Isn't the term "zombie" a little bit redundant?

  11. Re:MAC address REQUEST? by itwerx · · Score: 5, Funny

    No wireless hardware requests a MAC address.

    But the iPhone is from Apple, of course it would ask for a Mac address! Heck, they should be glad it didn't ask for a Mac-II address, things would be twice as bad!
    (You can do the math for a Mac-IIcx :)

  12. All your base... by Ecuador · · Score: 3, Funny

    But that's exactly the problem. The iPhone handshakes with a "How are you gentlemen." and asks for a MAC address, at which point the WLAN's response is "What you say !!" and it goes downhill from there...

    --
    Violence is the last refuge of the incompetent. Polar Scope Align for iOS
    1. Re:All your base... by Anonymous Coward · · Score: 2, Funny

      All your wireless access points are belong to us!!!11!1

  13. Re:Well tested by Anonymous Coward · · Score: 1, Funny

    ...using 802.11g and 802.11n. I don't see how other hardware could cause a problem with such a standard.

  14. Well actually.. by BlackCobra43 · · Score: 2, Funny

    He probably meant "adress request" as in "Your place or mine?"

    Least I hope he did, or he was really missing out!

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  15. Re:Well tested by bberens · · Score: 3, Funny

    Well, obviously the Airport access points will give the iPhones MAC addresses as the summary suggests... unlike most brands of access points. =)

    --
    Check out my lame java blog at www.javachopshop.com
  16. Re:Critical? by elrous0 · · Score: 3, Funny
    I'd love to hear that help desk phone call at Apple:

    Student: I'm at Duke and my iPhone's wifi just stopped working.
    Apple rep: I'm sorry sir, but Apples just work
    Student: Yeah, well mine isn't just working right now!
    Apple rep: Sir, do you BELIEVE in the power of Steve?
    Student: The what?
    Apple Rep: Sir, maybe if you had more faith in Steve, you wouldn't be having problems...
    Student: Look, I just want my damn phone to work.
    Apple Rep: Then I think you need to attend our Apple Reaffirmation Camp
    Student: Will it help get my wifi signal back?
    Apple Rep: No, but it will help you get your FAITH back, and stop questioning the infallability of Apple products
    Student: Um, okay. Anything to get my smug sense of superiority back.

    --
    SJW: Someone who has run out of real oppression, and has to fake it.
  17. Re:Interesting problem by Random832 · · Score: 2, Funny

    Don't you mean the Dynamic DHCP Protocol?

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