ping says unknown protocol icmp I have /etc/protocols file.

Subodh Nijsure SNijsure at SkyStream.com
Sat Feb 3 02:18:09 EST 2001


Hello Jeffrey,


Thanks, indeed it was an issue of having libresolv library

I copied libresolve to /usr/lib when building the ramdisk and
ping works now.

BTW, is there a something equivalent to  ldd in powerpc world, so one
can find out which shared library an executable is linked with?
I have 8xx environment from MontaVista and I don't see ppc_8xx-ldd

/Subodh Nijsure

> -----Original Message-----
> From: Jeffrey D. Kowing [mailto:jeffrey.d.kowing1 at jsc.nasa.gov]
> Sent: Friday, February 02, 2001 5:56 AM
> To: Subodh Nijsure
> Cc: linuxppc-embedded at lists.linuxppc.org
> Subject: ping says unknown protocol icmp I have /etc/protocols file.
>
>
>
> Subodh Nijsure writes:
>  >
>  > I have 2.4.1 running on my board with ramdisk loading etc.
>  >
>  > However when I try to use ping it says unknown protocol icmp.
>  >
>  > I have searched the mailing list archive and made sure
> that I have correct
>  > /etc/protocols, /etc/services files.
>
> Had a similar problem recently.  Sadly, my little brain does not
> exactly remember the solution, but I believe the problem was that I
> did not have one of the necessary libraries on my ramdisk that allowed
> ping to lookup the icmp protocol in the files you mention.
>
> I think it was one of those libresolv* or libnss* libraries.
>
>
> --
> Jeff Kowing
> jeffrey.d.kowing1 at jsc.nasa.gov
>

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