RTEMS BOOTP and Linksys routers

Steve Holle sholle at link-comm.com
Wed Apr 27 19:01:54 UTC 2005


Our experience is that some routers do not support bootp or bootp 
needs to be enabled.  We wound up using umon to DHCP for an address 
which we then call from RTEMS to get the IP address.

At 12:39 PM 4/27/2005, Kirspel, Kevin {Engineering - Osmetech} wrote:
>I have rtems with networking support running on one of our instruments.
>When I connect the instrument to our company network, I get a valid IP
>address and everything seems to be working fine. I then connected the
>instrument to a Linksys router ( BEFSR41 ) and I cannot get the linksys
>rounter to give me a bootp reply packet.  Instead I get a packet that
>contains other packet data. Has anyone tried to connect the RTEMS stack
>to a Linksys router?  Here is the packet data I am receiving from the
>router.
>
>Bootpc testing starting
>bootpc hw address is 0:50:c2:3d:b0:32
>
>Packet Data Being Sent:
>FF FF FF FF FF FF 00 50 C2 3D B0 32 08 00 45 00
>02 08 00 02 00 00 40 11 78 E4 00 00 00 00 FF FF
>FF FF 00 44 00 43 01 F4 4C D5 01 01 06 00 FF FF
>FF 01 00 00 80 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 50 C2 3D B0 32 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 63 82 53 63 FF 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 10 00
>
>Packet Data Being Received:
>FF FF FF FF FF FF 00 04 5A DB 16 CB 08 00 45 00
>02 40 06 F0 00 00 96 11 5A 14 C0 A8 01 01 00 00
>00 00 00 43 00 44 02 2C 83 A2 FF FF FF FF FF FF
>00 04 5A DB 16 CB 08 00 45 00 02 40 06 C5 00 00
>96 11 5A 3F C0 A8 01 01 00 00 00 00 00 43 00 44
>02 2C 83 A2 FF FF FF FF FF FF 00 04 5A DB 16 CB
>08 00 45 00 02 40 06 99 00 00 96 11 5A 6B C0 A8
>01 01 00 00 00 00 00 43 00 44 02 2C C1 F7 FF FF
>FF FF FF FF 00 04 5A DB 16 CC 08 00 45 00 02 40
>00 00 00 00 96 11 22 AE 00 00 00 00 FF FF FF FF
>00 44 00 43 02 2C 99 85 01 01 06 00 00 A7 28 F8
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 04 5A DB 16 CC 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 63 82 53 63 35 01 01 3D 07 01 00 04
>5A DB 16 CC 0C 0C 30 30 30 34 35 41 44 42 31 36
>43 43 FF 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>00 00 00 00 00 00 00 00 00 00 00 00 00 00
>
>Kevin Kirspel
>Osmetech
>235 Hembree Park Drive
>Roswell GA, 30076
>770-510-4444 x568

Steve Holle
Link Communications, Inc.
1035 Cerise Rd.
Billings, MT  59101
sholle at link-comm.com  




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