function set packet capture promisc mode in linux?

06-23-2008, 09:59 AM

are there one function can set packet capture to promisc mode in linux
library??
how can i get current vaild NIC in c programming with linux?

06-23-2008, 08:29 PM

Xend wrote:
> are there one function can set packet capture to promisc mode in linux
> library??

man 7 packet tells you most of the story.

> how can i get current vaild NIC in c programming with linux?

If you want to get, e.g. "eth0", then parse the output of "ifconfig -s"

Robert

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