---
name: "flow-header"
section: "1"
platform: "linux"
package: "flow-tools"
version: "1:0.68-12.5+b3"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/flow-header"
---

# flow-header(1)

Display meta information in flow file.

## NAME

**flow-header** — Display meta information in flow file.

## SYNOPSIS

**flow-header** \[-h\]  \[-c *comment\_char*\]  \[-d *debug\_level*\]

## DESCRIPTION

The **flow-header** utility will display the flow meta information flow-tools uses internally.

## OPTIONS

- \-c *comment\_char*

  Field header.  Defaults to #

- \-d *debug\_level*

  Turn on debugging.

- \-h

  Display help.

## EXAMPLES

Display the header information in **flowfile**     **flow-header \< flowfile**

```
#
# mode:                 normal
# capture hostname:     foo.bar
# exporter IP address:  10.0.0.1
# capture start:        Wed May  1 23:45:02 2001
# compress:             on
# byte order:           little
# stream version:       3
# export version:       5
# lost flows:           480
# corrupt packets:      0
# sequencer resets:     0
# capture end:          Thu May  2 00:00:01 2001
# capture flows:        65880
```

## BUGS

**None known.**

## AUTHOR

**Mark Fullmer maf@splintered.net**

## SEE ALSO

**[flow-tools(1)](/flow-tools/1.md)**