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This is the command log2pcap that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator



log2pcap - Extract network traces from Samba log files


log2pcap [-h] [-q] [logfile] [pcap_file]


This tool is part of the samba(7) suite.

log2pcap reads in a samba log file and generates a pcap file (readable by most sniffers,
such as ethereal or tcpdump) based on the packet dumps in the log file.

The log file must have a log level of at least 5 to get the SMB header/parameters right,
10 to get the first 512 data bytes of the packet and 50 to get the whole packet.


If this parameter is specified the output file will be a hex dump, in a format that is
readable by the text2pcap utility.

Be quiet. No warning messages about missing or incomplete data will be given.

Samba log file. log2pcap will try to read the log from stdin if the log file is not

Name of the output file to write the pcap (or hexdump) data to. If this argument is
not specified, output data will be written to stdout.

Print a summary of command line options.


Extract all network traffic from all samba log files:

$ log2pcap < /var/log/* > trace.pcap

Convert to pcap using text2pcap:

$ log2pcap -h samba.log | text2pcap -T 139,139 - trace.pcap


This man page is correct for version 3 of the Samba suite.

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