[c-nsp] cisco interface shutdown detection, how is possible?
Dumitru Ciobarcianu
cisco-nsp at lnx.ro
Mon Jan 7 03:46:53 EST 2013
On 07-Jan-13 8:32 AM, h bagade wrote:
> I've also tested Cisco router connection on different systems with
> different OSes. On Win systems, when I disable the Ethernet card, router
> detects it at the time but on FreeBSD systems, when I set interface down,
> the router shows Line Protocol as up!
>
Blame the driver on the FreeBSD.
Many modern unix-like system do not bother to implement "interface
shutdown" in the driver or if they do they do not call that function
when you do an "ifconfig interface down".
Dumitru
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