[syslinux] tftp problems with VIA EPIA-M board
H. Peter Anvin
hpa at zytor.com
Wed Jun 4 11:42:25 PDT 2003
Hugo Mills wrote:
> On Tue, Jun 03, 2003 at 03:23:29PM -0700, H. Peter Anvin wrote:
>
>>Hugo Mills wrote:
>>
>>> To abort on receipt of an option acknowledgement? How does it
>>>expect to continue? Should it just carry on regardless after sending
>>>the abort packet back?
>>
>>No, it should start a new transfer at that point.
>
>
> OK. I assumed (wrongly) that the error code indicated the
> problem. I've let the client machine carry on trying to boot for a
> while, and this is the complete sequence of packets I see:
>
> Source Destination Protocol Info
> 0.0.0.0:68 255.255.255.255:67 DHCP DHCP discover
> 10.0.0.5:67 255.255.255.255:68 DHCP DHCP offer
> 0.0.0.0:68 255.255.255.255:67 DHCP DHCP request
> 10.0.0.5:67 255.255.255.255:68 DHCP DHCP ACK
> (clientMAC) (bcast) ARP Who has 10.0.0.5, tell 10.0.0.3
> (serverMAC) (clientMAC) ARP 10.0.0.5 is at [MAC]
> 10.0.0.3:2070 10.0.0.5:69 TFTP Read request: /tftpboot/pxelinux.0
> 10.0.0.5:32875 10.0.0.3:2070 TFTP Option acknowledgement
> 10.0.0.3:2070 10.0.0.5:32875 TFTP Error code (5), not defined (0), TFTP aborted
> 10.0.0.3 10.0.0.5 IGMP V2 membership report, multicast address 10.0.0.5
> (serverMAC) (clientMAC) ARP Who has 10.0.0.3? Tell 10.0.0.5
> (clientMAC) (serverMAC) ARP 10.0.0.3 is at [MAC]
> 10.0.0.3 10.0.0.5 IGMP V2 membership report, mcast addr 10.0.0.5
> 10.0.0.3:17664 10.0.05:17664 TFTP Read request: /tftpboot/pxelinux.0
> 10.0.0.5 10.0.0.3 ICMP Destination unreachable (10.0.0.5:17664)
>
WHOA... looks like your PXE bios is trying to boot from 10.0.0.5 as if
it was a multicast address, and then boot from port 17664; perhaps it's
expecting an MTFTP server there. That one is a new one for me...
-hpa
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