Re: Remote Boot
From: Atanu Ghosh (atanu_at_icsi.berkeley.edu)
Date: 10/21/03
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To: "Tobias P. Santos" <tpeixoto@widesoft.com.br> Date: Tue, 21 Oct 2003 11:25:13 -0700
>From my notes when trying to get diskless booting working:
We usually have the firewall and dummynet enabled in our configs. The
default is therefore not to allow any packets in or out. This stops
the DHCP packets leaving a diskless kernel. Override this default.
options IPFIREWALL_DEFAULT_TO_ACCEPT
Atanu.
>>>>> "Tobias" == Tobias P Santos <tpeixoto@widesoft.com.br> writes:
Tobias> Hello, I am trying to boot a FreeBSD diskless client with
Tobias> no success. Actually, I can boot the client, the kernel
Tobias> is downloaded and begins to boot. Then it tries to reach
Tobias> the DHCP/BOOT server, but this never occurs and the
Tobias> machine repeats the following messages forever:
Tobias> bootpc_call: sosend: 13 state 00000000 DHCP/BOOTP timeout
Tobias> for server 255.255.255.255
Tobias> I connected both machines (server and client) with a
Tobias> crossover cable and ran tcpdump on server. Once the kernel
Tobias> is downloaded, there isn't any more talking on the network
Tobias> so the client is not asking for a DHCP/BOOTP server as it
Tobias> should be, or as it says to be.
Tobias> I made these tests with FreeBSD 4.8 and then switched back
Tobias> to 4.4 but got the same behaviour with both versions.
Tobias> With version 5.0, the kernel was downloaded but it didn't
Tobias> boot, so I gave up 5.x.
Tobias> The NIC's are Realtek 8139 detected as rl0 on client and
Tobias> also on server. BTW, I also tried an ed0 interface but it
Tobias> didn't change anything.
Tobias> Anyone could give a hand here? The only thing I can
Tobias> imagine is something wrong with diskless kernel, but I've
Tobias> compiled with the handbook instructions:
Tobias> options BOOTP # Use BOOTP to obtain IP address/hostname
Tobias> options BOOTP_NFSROOT # NFS mount root filesystem using
Tobias> BOOTP info options BOOTP_COMPAT # Workaround for broken
Tobias> bootp daemons.
Tobias> Any clues?
Tobias> Thank you in advance! Best regards, -- Tobias.
Tobias> _______________________________________________
Tobias> freebsd-net@freebsd.org mailing list
Tobias> http://lists.freebsd.org/mailman/listinfo/freebsd-net To
Tobias> unsubscribe, send any mail to
Tobias> "freebsd-net-unsubscribe@freebsd.org"
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- Previous message: Mark Allman: "SACK?"
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