Preparing Packet Capture To Run; Creating A Packet Capture Instance; Allocating Memory For The Packet Capture File - Nortel Versalar 15000 Troubleshooting Manual

Preparing Packet Capture to Run

The following sections provide the minimum number of instructions required to
prepare packet capture to run:
Section

Creating a Packet Capture Instance

Allocating Memory for the Packet Capture File

Specifying the Number of Bytes in Each Packet to Copy
Creating a Packet Capture Instance
To create a packet capture record (or instance) associated with a circuit or channel
from which you want to copy packets, you enter the commands that follow . When
you create a packet capture record, packet capture creates a set of default
parameter values associated with the record and stores them in the MIB.
To create an instance, enter:
atm/11/1# pcap
pcap/11/1# capture-state start
For example, to create a T1 instance, navigate to the t1 prompt (for example,
mct3/2/2; ft3/2/2; t1/2/2/1
t1/2/2/1#
pcap/2/2/1#
Allocating Memory for the Packet Capture File
You must allocate memory to store the packet capture file. By default, the packet
capture file uses 0 bytes of memory.
To allocate memory to the packet capture file:
1.
302768-C Rev 00
pcap
capture-state start
Examine the available memory by entering:
show hardware memory
Troubleshooting with Packet Capture
and enter:
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