maxSize=512 - sets the maximum trace file size to 512 MB.

report=no - specifies that we do not need an auto-generated HTML report.

capture=yes - specifies that we want to capture packets.

Netsh trace start - base command to start the trace.

Netsh trace start capture=yes report=no maxSize=512 traceFile=c: emp race-output.etl To run a trace, open CMD as administrator, and run the following command: cap file for use in Wireshark if desired. You can use Message Analyzer to convert the ETL to a.

Netsh outputs an ETL file that can only be analyzed by Microsoft Message Analyzer.

Microsoft Message Analyzer installed on your client machine to analyze the file.

Here, we'll cover the process for collecting and analyzing a packet capture with netsh. With many environments under strict change control, this is a quick and easy way to get what you need.

However, Server 2008 R2 and newer includes the ability to collect packet captures using the native netsh tool without any additional installations. For this, many people would install Wireshark, Microsoft Network Monitoring (netmon), or Microsoft Message Analyzer. Perhaps you're trying to track down a port blocked by a firewall or a connection that just isn't working right. A common troubleshooting step is collecting a packet capture to see what's happening at the network level.

Wireshark filter port range