
Using the Technician Interface to Configure and Run Packet Capture
117379-A Rev. A B-5
Getting Started
This section describes how to start and stop Packet Capture and look at a Packet
Capture file. The default parameter values allow Packet Capture to copy all
incoming packets from the circuits you specify until you enter a command to
terminate it. After learning the basic features of Packet Capture, you can go to
“Using Optional F
eatures” to customize Packet Capture.
The following sections provide basic instructions for using Packet Capture:
• “Pr
eparing Packet Capture to Run”
• “Star
ting Packet Capture”
• “T
erminating Packet Capture”
• “Using the
Technician Interface to Display a Packet Capture File”
• “Deleting a P
acket Capture Instance”
Preparing Packet Capture to Run
The following sections provide the minimum number of instructions required to
prepare Packet Capture to run:
• “Assigning the Pr
ocessors to Run Packet Capture”
• “Cr
eating an Instance of Packet Capture”
• “Alloca
ting Memory for the Packet Capture File”
• “Specifying the Number of Bytes in Eac
h Packet to Copy”
• “Ena
bling Packet Capture”
Assigning the Processors to Run Packet Capture
To assign processors to run Packet Capture, you determine which slots in the
router contain the circuits from which you want to copy packets. Then, enter the
following Technician Interface command to assign the processors:
set wfProtocols.26.0
<slot_mask>
;commit
26
represents the wfPktCaptureLoad attribute (parameter).
<slot_mask>
is a hexadecimal number representing one or more slots containing
circuits or channels from which you want to copy packets.
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