https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572951#M82508 Hi ALL<BR />Recently when i start my application given error:<BR />ERROR: You don't have permission to sniff.<BR />Try doing this as root.<BR />Fatal Error, Quitting.<BR /><BR />But ia m at root user only. What might be reason it like ? Thu, 28 Jan 2010 05:00:26 GMT muralikrishna 2010-01-28T05:00:26Z https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572951#M82508 Hi ALL<BR />Recently when i start my application given error:<BR />ERROR: You don't have permission to sniff.<BR />Try doing this as root.<BR />Fatal Error, Quitting.<BR /><BR />But ia m at root user only. What might be reason it like ? Thu, 28 Jan 2010 05:00:26 GMT https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572951#M82508 muralikrishna 2010-01-28T05:00:26Z https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572952#M82509 What is the application? Maybe it requires SUID bit. Thu, 28 Jan 2010 12:56:47 GMT https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572952#M82509 Ivan Ferreira 2010-01-28T12:56:47Z https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572953#M82510 Maybe SELinux or some other optional security system is blocking raw socket access (which is needed for sniffing). SELinux can block things even if you are root, if the application has been started in a restricted context.<BR /><BR />MK Thu, 28 Jan 2010 13:08:55 GMT https://community.hpe.com/t5/operating-system-linux/root-error-while-sniffing-data/m-p/4572953#M82510 Matti_Kurkela 2010-01-28T13:08:55Z