BRKEWN-3000

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Using Packet Dump • Before starting the dump, you need to define dump parameters: (Cisco Controller) >config ap packet-dump classifier management enable (Cisco Controller) >config ap packet-dump classifier broadcast enable (Cisco Controller) >config ap packet-dump buffer-size ? Size of Buffer (1024 - 4096) (Cisco Controller) >config ap packet-dump buffer-size 1024 (Cisco Controller) >config ap packet-dump capture-time ? Time in for Packet Capture (1 - 60 Minutes) (Cisco Controller) >config ap packet-dump capture-time 3 (Cisco Controller) >config ap packet-dump truncate ? Length of Packet after Truncation (20 - 1500) Useful to avoid clogging (but optional) To capture only headers BRKEWN-3000 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Public 28
Using Packet Dump • Check where you are, and get ready to start: (Cisco Controller) >show ap packet-dump status Packet Capture Status............................ Stopped FTP Server IP Address............................ 172.29.129.56 FTP Server Path.................................. / FTP Server Username.............................. cisco FTP Server Password.............................. ******** Buffer Size for Capture.......................... 1024 KB Packet Capture Time.............................. 3 Minutes Packet Truncate Length........................... Unspecified Packet Capture Classifier........................ 802.11 Management Packet Capture Classifier........................ Broadcast BRKEWN-3000 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Public 29
Page 2 and 3: Analyzing and fixing Wi-Fi issues C
Page 4 and 5: Troubleshooting Methods
Page 6 and 7: The “Shoot from the Hip” Method
Page 8 and 9: Top Down Troubleshooting This metho
Page 10 and 11: Follow the Path Tracing the path of
Page 12 and 13: WLC / AP Toolkit
Page 14 and 15: Wireshark on CA Logic 1. To use Wir
Page 16 and 17: Wireshark on CA - Example Wireless
Page 24 and 25: Packet Capture on AireOS You can Al
Page 26 and 27: Packet Dump Notes and Gotchas • T
Page 30 and 31: Using Packet Dump • Start the cap
Page 32 and 33: Using Packet Dump • The captures
Page 34 and 35: Client Troubleshooting - Packet Cap
Page 36 and 37: AP in Sniffer Mode Logic AP Sniffer
Page 38 and 39: AP in Sniffer Mode Meanwhile, in yo
Page 40 and 41: AP in Sniffer Mode You can now see
Page 42 and 43: Radiotap Header All the RF side of
Page 44 and 45: Where Should You Capture From Anywa
Page 46 and 47: Receiving L2 vs Receiving L1 • To
Page 48 and 49: What to Verify • Connection: asso
Page 50 and 51: Individual Client Throughput Test
Page 52 and 53: Load Test - Impact of Different Cli
Page 54 and 55: Cell Shape and Roaming Path • Rem
Page 56 and 57: Wireshark Survival Guide Direct Cap
Page 58 and 59: Wireshark Survival Guide Frame Sect
Page 60 and 61: Wireshark Survival Guide Sorting Fr
Page 62 and 63: Wireshark Survival Guide Sorting Fr
Page 64 and 65: Wireshark Survival Guide Filtering
Page 66 and 67: Wireshark Survival Guide Filtering
Page 68 and 69: Using Wireshark IO Graphs • You c
Page 70 and 71: What Frame to Select • You are ca
Page 72 and 73: Exporting Frames BRKEWN-3000 © 201
Page 74 and 75: Excel vs Wireshark • Large amount
Page 76 and 77: Example 1 - Select and Export 7925
Page 78 and 79:
Example 1 - Same Operation on Iphon
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Example 1 - At The End of the Cell
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Example 1 - Iphone Is Not The Only
Page 84 and 85:
Example 2 - Use Probe as Happiness
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Example 2 - Use Probe as Happiness
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Example 3 -Iphone 6 Performances
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Example 3 - One Way Audio with Ipho
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Page 94 and 95:
Page 96 and 97:
802.11v: Send your BYOD to the Next
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Evaluating Fast Lane Performances:
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Example 4 - IOS 8 Random MAC addres
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Random MAC Behavior • Apple intro
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Example 4 - IOS 8 Random MAC addres
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Real Time Signal: how does it work?
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Example - Now It Is Your Turn • F
Page 110 and 111:
Example - Now It Is Your Turn • W
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Demo files are at: https://www.drop
Page 114 and 115:
Complete Your Online Session Evalua
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Thank you
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BRKEWN-3000

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