Network Instruments GigaStor User Manual page 3

How to extract VoIP and video calls from your GigaStor............................................................................................................. 40
How to analyze 4G LTE traffic from your GigaStor..........................................................................................................................41
Analyzing 4G LTE traffic............................................................................................................................................................................. 42
Chapter 8: Forensic Analysis........................................................................................................................................ 44
Examining your network traffic with forensic analysis........................................................................................................................ 44
Importing Snort rules..................................................................................................................................................................................44
Analyzing packets using Snort rules..................................................................................................................................................... 45
Creating a Forensic Settings profile...................................................................................................................................................... 45
Using network forensics to track a security breach........................................................................................................................ 50
Using network forensics to track acceptable use or compliance.............................................................................................. 50
Chapter 9: Microbursts..................................................................................................................................................52
Searching for microbursts...............................................................................................................................................................................52
Using the Microburst Analysis tab in the GigaStor Control Panel.............................................................................................53
Using the Detail Chart only...................................................................................................................................................................... 54
Chapter 10: Charts, Graphs, and Reports....................................................................................................................57
Configuring options for the GigaStor charts, graphs, and reports..................................................................................................57
Detailed Chart tab........................................................................................................................................................................................ 57
GigaStor Outline............................................................................................................................................................................................57
Capture Graph tab....................................................................................................................................................................................... 57
Statistics Lists tab......................................................................................................................................................................................... 58
Chapter 11: GigaStor in a Financial Firm.................................................................................................................... 59
Using Observer in financial firms................................................................................................................................................................. 59
Analyzing FIX transactions........................................................................................................................................................................60
Configuring a FIX profile............................................................................................................................................................................61
Chapter 12: GigaStor RAID Maintenance.................................................................................................................... 63
Monitoring and maintaining the GigaStor RAID array.........................................................................................................................63
Monitoring the RAID drives through e-mail notifications............................................................................................................ 63
Cleaning the disk to maintain write performance...........................................................................................................................65
Chapter 13: Understanding how a Probe Uses RAM..................................................................................................67
How a probe uses RAM....................................................................................................................................................................................67
Packet capture buffer and statistics buffer.........................................................................................................................................68
Running Observer without reserved memory...................................................................................................................................69
Running Observer with reserved memory......................................................................................................................................... 71
How packet capture affects RAM........................................................................................................................................................... 72
How to allocate the reserved RAM..............................................................................................................................................................73
Recommendations for the Gen2 capture cards................................................................................................................................74
Tweaking the statistics memory configuration................................................................................................................................ 75
Chapter 14: Gen2 Capture Card................................................................................................................................... 76
Gen2 capture card..............................................................................................................................................................................................76
Installing the Gen2 card's SFP, QSFP or XFP interfaces................................................................................................................. 77
Supported QSFP/SFP/SFP+ media types....................................................................................................................................... 77
Configuring virtual adapters on the Gen2 card................................................................................................................................77
Viewing the Gen2 card's properties and finding the board's ID................................................................................................79
Setting the cable length for the GPS System.................................................................................................................................... 80
Connecting your GigaStor to a GPS System...................................................................................................................................... 80
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