.cap Network packet capture
Other formats
| MIME type | application/vnd.tcpdump.pcap |
|---|---|
| Description | Network packet capture |
| Category | Other formats |
| Other extensions | .dmp, .pcap |
Frequently asked questions
What is a .cap file?
A .cap file is a “Network packet capture” (MIME type application/vnd.tcpdump.pcap).
How do I open a .cap file?
With the program that created the file. On Linux, xdg-mime query default with the MIME type shows the default application, and xdg-open opens the file with it.
How can you tell a genuine .cap file?
No fixed signature at the start of the file is registered for this format; it is recognised mainly by its extension. On Linux and macOS, file --mime-type example.cap shows the guessed type.
Which MIME type belongs to .cap?
The MIME type is application/vnd.tcpdump.pcap. In the Apache web server: AddType application/vnd.tcpdump.pcap .cap; in nginx: types { application/vnd.tcpdump.pcap cap; }.