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network tcpdump start

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tcpdump start

Availability: This command is available to cluster and Vserver administrators at the admin privilege level.

Description

The network tcpdump start command starts packet tracing (via tcpdump) with the given parameters.

Parameters

-node {<nodename>|local} - Node Name

Use this parameter to specify the node on which the packet trace should run.

-port {<netport>|<ifgrp>} - Port

Use this parameter to specify the network interface for packet tracing.

[-address <IP Address>] - IP Address

Use this parameter to optionally specify the address for packet tracing.

[-buffer-size <integer>] - Buffer Size in KB

Use this parameter to optionally specify the buffer size for packet tracing. The default buffer size is 4 KB.

[-protocol-port <integer>] - Protocol Port Number

Use this parameter to optionally specify the protocol port number for packet tracing.

[-file-size <integer>] - Trace File Size in MB

Use this parameter to optionally specify the trace file size for packet tracing. The default trace file size is 1 GB.

[-rolling-traces <integer>] - Number of Rolling Trace Files

Use this parameter to optionally specify the number of rolling trace files for packet tracing. The default number of rolling trace files is 2.

Examples

The following example starts packet tracing on node "node1" on Vserver "vs0" with address "10.98.16.164", network interface "e0c", buffer size "10 KB", and protocol port number "10000":

cluster1::> network tcpdump start -node node1
    -address 10.98.16.164 -port e0c -buffer-size 10 -protocol-port 10000