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Re: [NETVAERK] Hvad betyder: ping: sendmsg: Operation not permitted ?



Du har ikke tilfaeldigvis nogle iptables regler der blokerer for pings? Jeg
mener at kunne huske, at hvis ICMP pakker "REJECT"es med iptables, saa faar du
den naevnte fejl.

Quoting Christoffer Kjølbæk <sslug@sslug>:

> tir, 10 05 2005 kl. 09:27 +0200, skrev Jesper Lund:
> > Måske vil du have en gateway også ?
> Nja, jeg skal bare lave et link mellem to computeren, hvor jeg skal
> overføre noget via ftp, så er det vel ikke nødvendigt?
>
> > > ping: sendmsg: Operation not permitted
> > >
> > > Nogle der har en ide til hvad der kan være galt?
> >
> > For at kunne pinge skal man være root. Men det kan også være nok at
> > bare /bin/ping er SUID. Det kan du starte med at kontrollere.
> Tror den er SUID, for med mit wireless kan jeg pinge alt, uden
> problemer. Og når jeg logger på som root, har jeg samme problem:
> sslug@sslug:~ # /bin/ping 10.0.0.8
> PING 10.0.0.8 (10.0.0.8) 56(84) bytes of data.
> ping: sendmsg: Operation not permitted
> ping: sendmsg: Operation not permitted
>
> Hvor imod jeg godt kan pinge mig selv, men det måske fordi det er noget
> loop-back?
>
> /Christoffer
> >
> > Sørg for den er det, og prøv igen. Du er nød til at være root for at
> > kunne gøre ping SUID.
> >
> > Mvh. Jesper
> --
> Christoffer Kjølbæk
> Web: http://kjoelbaek.dk ~ http://food4u.dk
> GPG: http://www.kjoelbaek.dk/gnupg/kjoelbaek.asc
>


/Peter


 
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