Wireshark mailing list archives
Re: dumpcap permissions - Quick help for Ubuntu newbie needed
From: Joerg Mayer <jmayer () loplof de>
Date: Tue, 20 Mar 2012 17:33:07 +0100
Hello Lars, On Tue, Mar 20, 2012 at 05:04:06PM +0100, RUOFF, LARS (LARS)** CTR ** wrote:
On an Ubunutu 10.04, I tried to sudo dumpcap -w d1.pcap which gave me: The file to which the capture would be saved ("d1.pcap") could not be opened: Permission denied. according to my naive Linux knowledge, i would have expected "sudo" to give me all the necessary permissions. What am i missing here?
Maybe Ubuntu drops permissions once it has openend the capture devices. So the capture devices have been opened before dropping privileges but the output files were opened after dropping privileges. At least Debian does it like this when I call wireshark/tshark. Ciao Jörg -- Joerg Mayer <jmayer () loplof de> We are stuck with technology when what we really want is just stuff that works. Some say that should read Microsoft instead of technology. ___________________________________________________________________________ Sent via: Wireshark-users mailing list <wireshark-users () wireshark org> Archives: http://www.wireshark.org/lists/wireshark-users Unsubscribe: https://wireshark.org/mailman/options/wireshark-users mailto:wireshark-users-request () wireshark org?subject=unsubscribe
Current thread:
- dumpcap permissions - Quick help for Ubuntu newbie needed RUOFF, LARS (LARS)** CTR ** (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Unuetzer, Christian (AMOS SE) (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed RUOFF, LARS (LARS)** CTR ** (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Joerg Mayer (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed RUOFF, LARS (LARS)** CTR ** (Mar 21)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Wes (Mar 21)
- Re: [Wireshark-users] dumpcap permissions - Quick help for Ubuntu newbie needed Christopher Maynard (Mar 21)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed RUOFF, LARS (LARS)** CTR ** (Mar 22)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Tony Trinh (Mar 22)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed RUOFF, LARS (LARS)** CTR ** (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Unuetzer, Christian (AMOS SE) (Mar 20)
- Re: dumpcap permissions - Quick help for Ubuntu newbie needed Unuetzer, Christian (AMOS SE) (Mar 21)