On Thu, 2 Dec 1999, Marc Mutz wrote:
> Hi out there!
>
> This is a message I get now and then, when installing networks. But I
> have yet to find out what exactly it means and how to proceed to a
> working ethernet connection from there on.
> I now came over this one when installing a network card in my box at
> home. I set up the if, the routes (are done by the kernel itself
> nowadays) and try to ping the other box (a laptop). I get:
>
> mmutz@adam:~ > ping 192.168.0.67
> PING 192.168.0.67 (192.168.0.67): 56 data bytes
> ping: sendto: Operation not permitted
> ping: wrote 192.168.0.67 64 chars, ret=-1
> ping: sendto: Operation not permitted
> ping: wrote 192.168.0.67 64 chars, ret=-1
1. make sure your ping is setuid root.
2.(more likely) make sure you don't accidentally have firewall rules
preventing pings. check the output of ipchains -L or ipfwadm -Iln, ipfwadm
-Oln, ipfwadm -Fln.
