Wifi hotspot to 10.11 MBPR is intermittent then stops transmitting data
| Originator: | joachimb | ||
| Number: | rdar://25559801 | Date Originated: | 05-Apr-2016 01:30 PM |
| Status: | Open | Resolved: | |
| Product: | iOS | Product Version: | iOS 9 (9.0-9.3) |
| Classification: | Serious Bug | Reproducible: | Always |
Summary: When connecting to a Hotspot on my iPhone 6 Plus or iPhone 6s from my 2013 MBPR over wifi, the connection is intermittent, and then drops all packets completely (though both devices think they’re connected to each other). Hotspot over USB works fine. I’ve experienced this for over a year and is consistent — wifi hotspot just never works to my laptop. Steps to Reproduce: 1. Start Personal Hotspot on an iPhone running iOS 9, and make sure wifi is on 2. Use the fancy bluetooth-activated personal hotspot by connecting to the iphone from the top of the wifi menu Expected Results: 3. Internet works fine immediately Actual Results: 3. The wifi menu shows “connecting” for up to a minute, while the blue hotspot bar on the phone blinks on and off rapidly many times while it’s trying to establish a connection 4. Once connected, wifi works fineish for about a minute, then starts dropping 50% of packets, then drops all packets. Regression: Hotspot worked fine with iOS 8 and Mac OS X 10.10 — the problems started happening when upgrading my devices. Notes: Representative session looks something like this: 64 bytes from 216.58.216.14: icmp_seq=105 ttl=54 time=31.729 ms 64 bytes from 216.58.216.14: icmp_seq=106 ttl=54 time=55.374 ms Request timeout for icmp_seq 107 64 bytes from 216.58.216.14: icmp_seq=108 ttl=54 time=46.961 ms 64 bytes from 216.58.216.14: icmp_seq=109 ttl=54 time=50.042 ms 64 bytes from 216.58.216.14: icmp_seq=110 ttl=54 time=37.124 ms 64 bytes from 216.58.216.14: icmp_seq=111 ttl=54 time=53.662 ms 64 bytes from 216.58.216.14: icmp_seq=112 ttl=54 time=86.878 ms Request timeout for icmp_seq 113 Request timeout for icmp_seq 114 Request timeout for icmp_seq 115 Request timeout for icmp_seq 116 Request timeout for icmp_seq 117 64 bytes from 216.58.216.14: icmp_seq=118 ttl=54 time=54.359 ms 64 bytes from 216.58.216.14: icmp_seq=119 ttl=54 time=43.292 ms 64 bytes from 216.58.216.14: icmp_seq=120 ttl=54 time=49.267 ms 64 bytes from 216.58.216.14: icmp_seq=121 ttl=54 time=43.106 ms 64 bytes from 216.58.216.14: icmp_seq=122 ttl=54 time=45.545 ms 64 bytes from 216.58.216.14: icmp_seq=123 ttl=54 time=44.277 ms Request timeout for icmp_seq 124 64 bytes from 216.58.216.14: icmp_seq=125 ttl=54 time=65.250 ms Request timeout for icmp_seq 126 64 bytes from 216.58.216.14: icmp_seq=127 ttl=54 time=74.058 ms 64 bytes from 216.58.216.14: icmp_seq=128 ttl=54 time=51.557 ms 64 bytes from 216.58.216.14: icmp_seq=129 ttl=54 time=36.467 ms 64 bytes from 216.58.216.14: icmp_seq=130 ttl=54 time=80.893 ms 64 bytes from 216.58.216.14: icmp_seq=131 ttl=54 time=44.954 ms Request timeout for icmp_seq 132 64 bytes from 216.58.216.14: icmp_seq=133 ttl=54 time=67.757 ms Request timeout for icmp_seq 134 Request timeout for icmp_seq 135 Request timeout for icmp_seq 136 64 bytes from 216.58.216.14: icmp_seq=137 ttl=54 time=43.155 ms Request timeout for icmp_seq 138 64 bytes from 216.58.216.14: icmp_seq=139 ttl=54 time=59.404 ms 64 bytes from 216.58.216.14: icmp_seq=140 ttl=54 time=69.274 ms Request timeout for icmp_seq 141 64 bytes from 216.58.216.14: icmp_seq=142 ttl=54 time=33.859 ms 64 bytes from 216.58.216.14: icmp_seq=143 ttl=54 time=51.530 ms 64 bytes from 216.58.216.14: icmp_seq=144 ttl=54 time=57.748 ms 64 bytes from 216.58.216.14: icmp_seq=145 ttl=54 time=56.507 ms 64 bytes from 216.58.216.14: icmp_seq=146 ttl=54 time=58.306 ms Request timeout for icmp_seq 147 Request timeout for icmp_seq 148 Request timeout for icmp_seq 149 Request timeout for icmp_seq 150 Request timeout for icmp_seq 151 Request timeout for icmp_seq 152 Request timeout for icmp_seq 153 Request timeout for icmp_seq 154 Request timeout for icmp_seq 155 Request timeout for icmp_seq 156 Request timeout for icmp_seq 157 Request timeout for icmp_seq 158 Request timeout for icmp_seq 159 Request timeout for icmp_seq 160 Request timeout for icmp_seq 161 Request timeout for icmp_seq 162 Request timeout for icmp_seq 163 Request timeout for icmp_seq 164 Request timeout for icmp_seq 165 Request timeout for icmp_seq 166 Request timeout for icmp_seq 167 Request timeout for icmp_seq 168 Request timeout for icmp_seq 169 and after connecting over USB instead: 64 bytes from 216.58.216.14: icmp_seq=776 ttl=54 time=78.167 ms 64 bytes from 216.58.216.14: icmp_seq=777 ttl=54 time=75.884 ms 64 bytes from 216.58.216.14: icmp_seq=778 ttl=54 time=78.223 ms 64 bytes from 216.58.216.14: icmp_seq=779 ttl=54 time=84.144 ms 64 bytes from 216.58.216.14: icmp_seq=780 ttl=54 time=61.143 ms 64 bytes from 216.58.216.14: icmp_seq=781 ttl=54 time=72.540 ms 64 bytes from 216.58.216.14: icmp_seq=782 ttl=54 time=41.245 ms 64 bytes from 216.58.216.14: icmp_seq=783 ttl=54 time=87.580 ms 64 bytes from 216.58.216.14: icmp_seq=784 ttl=54 time=97.339 ms 64 bytes from 216.58.216.14: icmp_seq=785 ttl=54 time=82.450 ms 64 bytes from 216.58.216.14: icmp_seq=786 ttl=54 time=46.061 ms 64 bytes from 216.58.216.14: icmp_seq=787 ttl=54 time=70.479 ms 64 bytes from 216.58.216.14: icmp_seq=788 ttl=54 time=89.053 ms 64 bytes from 216.58.216.14: icmp_seq=789 ttl=54 time=38.644 ms 64 bytes from 216.58.216.14: icmp_seq=790 ttl=54 time=74.233 ms 64 bytes from 216.58.216.14: icmp_seq=791 ttl=54 time=69.611 ms 64 bytes from 216.58.216.14: icmp_seq=792 ttl=54 time=46.862 ms (completely uninterrupted for a long time, every single packet returns)
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