Andrew von Nagy looks into a strange bug (?) in the Broadcom wireless chipset used by the popular Apple iPhone and iPad, along with many other portable devices. This issue threatens to lock out a network for no reason, a serious denial of service situation.
The latest generation of mobile devices, including the Apple iPhone 4S, may be causing performance degradation on your Wi-Fi network, which could be reported as a Denial of Service (DoS) attack by WIPS (wireless intrusion prevention systems).