tcpdump mailing list archives
Re: tcpdump: file.pcap0: Permission denied
From: "Mark W. Jeanmougin" <mark.jeanmougin () cchmc org>
Date: Fri, 03 Feb 2012 15:15:14 -0500
Hey Jerome, On 02/03/2012 01:53 PM, Jerome Yanga wrote:
When I attempt to run the following command... tcpdump -i eth0 -s 65535 -w /data/capture_rotate_`date +%Y_%m_%d`.pcap -C 4 -W 10 -G 300 -z bzip2 -F /data/capture-seed.txt ...I get the following error. tcpdump: /data/capture_rotate_2012_02_03.pcap0: Permission denied
What are the permissions on the /data/ directory? Does the first command work without the shell expansion date command?
The seed file is just a 4MB file that I had created using dd. -rw-r--r-- 1 root root 4.0M Feb 3 07:29 /data/502_capture-seed.txt
It looks like the '-F' is for a tcpdump style filter. I'm not sure how you'd create that with dd...
Good luck, MJ - This is the tcpdump-workers list. Visit https://cod.sandelman.ca/ to unsubscribe.
Current thread:
- tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 03)
- Re: tcpdump: file.pcap0: Permission denied Mark W. Jeanmougin (Feb 03)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 03)
- Re: tcpdump: file.pcap0: Permission denied Mark W. Jeanmougin (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Mark W. Jeanmougin (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 03)
- Re: tcpdump: file.pcap0: Permission denied Mark W. Jeanmougin (Feb 03)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Mark W. Jeanmougin (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 06)
- Re: tcpdump: file.pcap0: Permission denied Jerome Yanga (Feb 06)