stappers at stappers
Sep 6, 2007, 11:58 AM
Post #2 of 3
Op 05-09-2007 om 15:18 schreef Jim Cromie:
> hi HPA,
> in case youre collecting such bugs, heres what (I think) I know.
> sorry for the excessive/pedantic detail..
> this PXE code
> NSC DP83815/DP83816 Fast Ethernet UNDI,
> Copyright (C) 2002, 2003 National Semiconductor Corporation
> All rights reserved.
> Pre-boot eXecution Environment PXE-2.0 (build 082)
> Copyright (C) 1997-2000 Intel Corporation
> has a tftp client that requests option tsize on file transfer,
> but then complains about getting it.
> I cant cut-paste from wireshark window, so I'll summarize:
> client sends Read Request (1) for pxelinux.0 with option tsize=0,
> tftpd sends Option Acknowledgement (6), tsize = 13940 (the size of v3.51)
> client responds with Error Code (5) not defined
> It then re-requests Read, this time with option blksize = 1456
> tftpd-hpa acknowledges (6) this
> client then send Acknowledgment (4) for block 0
> tftpd sends Data Packet (3), block 1, data (1456 bytes)
> client acknoldeges (4) block 1,
> cycle repeats to completion.
Ai! That was hard to parse (at least for me).
If I understand it correct, it boils down to
There is a TFTP client that can't talk "tsize" with the hpa-tftp deamon.
If so, then I don't understand which action from this mailinglist is expected.
Could be elaborated what is wanted?
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