Hi All I don't know whether i am asking on a correct list or not i have a query that how to know that what system call are called when packet enters the system or when we send a packet from a system? Thanks
Robert Clove wrote:> Hi All > > I don't know whether i am asking on a correct list or not i have a query > that how to know that what system call are called when packet enters the > system or when we send a packet from a system?Hi, there. Sounds like you want to do a tcpdump, or some such, on eth0 (or whatever). mark
On Fri, Dec 6, 2013 at 12:25 PM, Robert Clove <cloverobert at gmail.com> wrote:> Hi All > > I don't know whether i am asking on a correct list or not i have a query > that how to know that what system call are called when packet enters the > system or when we send a packet from a system? > > Thanks >This link might help: http://sercanbilgic.com/2013/08/16/20-linux-system-monitoring-tools-every-sysadmin-should-know/ Some of the tools there have been mentioned. -wes
On 6 December 2013 19:25, Robert Clove <cloverobert at gmail.com> wrote:> Hi All > > I don't know whether i am asking on a correct list or not i have a query > that how to know that what system call are called when packet enters the > system or when we send a packet from a system?These slides might help you with your googling: http://www.cs.odu.edu/~csi/tcpipstack.ppt And this might go some way to explaining things... http://lwip.wikia.com/wiki/Writing_a_device_driver> > Thanks > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos