On Fri, Jun 17, 2016 at 02:21:32PM +0000, Agrain Patrick wrote:
... 186 lines ...
> I tried also to encapsulate it, with following configuration in the
> dhcpd.conf:
> <...>
> # Define vendor space
> option space PXE;
> option PXE.option-129 code 129 = text;
> <...>
> group {
> allow booting;
> allow bootp;
> next-server 172.25.27.90;
> default-lease-time 1800;
> max-lease-time 1800;
>
> # Mohon Peak
> host mohon_pag {
> hardware ethernet 00:80:9F:FF:FF:FC; # ETH0
> filename "/bootp/linux/106.000-pre/pxe/pxeloader_mohon";
> fixed-address 172.25.27.80;
>
> option vendor-class-identifier "PXEClient";
> vendor-option-space PXE;
> option PXE.option-129 "S/tel/L2960.fr";
> }
> }
>
> This end up in the debug logs (with DEBUG=dhcp,dhcpopts):
> <...>
> iPXE 1.0.0+ -- Open Source Network Boot Firmware -- http://ipxe.org
> Features: FTP HTTP iSCSI DNS TFTP AoE bzImage ELF MBOOT PXE PXEXT Menu
> DHCP 0x205e4 entering discovery state
... 36 lines ...
> DHCPOPT 0x21600 found 54 (length 6)
> DHCP 0x205e4 DHCPACK from 172.25.27.90:67 for 172.25.27.80
> DHCPOPT 0x21600 found 1 (length 6)
> DHCPOPT 0x21600 found 3 (length 6)
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 1 (length 6)
> DHCPOPT 0x21600 found 3 (length 6)
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 12 (length 11)
> ok
> mac...............: 00:80:9f:ff:ff:fc
> ip................: 172.25.27.80
> DHCPOPT 0x21600 found 1 (length 6)
> DHCPOPT 0x21600 found 1 (length 6)
> DHCPOPT 0x21600 found 1 (length 6)
> DHCPOPT 0x21600 found 1 (length 6)
> netmask...........: 255.255.255.224
> DHCPOPT 0x21600 found 54 (length 6)
> DHCPOPT 0x21600 found 54 (length 6)
> DHCPOPT 0x21600 found 54 (length 6)
> DHCPOPT 0x21600 found 54 (length 6)
> dhcp-server.......: 172.25.27.90
> filename..........: /bootp/linux/106.000-pre/pxe/pxeloader_mohon
> next-server.......: 172.25.27.90
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 12 (length 11)
> DHCPOPT 0x21600 found 12 (length 11)
> hostname..........: il27_080
> .
> /bootp/linux/106.000-pre/pxe/pxeloader_mohon... ok
> DHCPOPT 0xa1564 created (data 0x80430a60 lengths 0x0,0x3fc)
> DHCPOPT 0xa1564 creating 53 (length 3)
> DHCPOPT 0x20e00 found 1 (length 6)
> DHCPOPT 0x20e00 found 1 (length 6)
> DHCPOPT 0xa1564 creating 1 (length 6)
> DHCPOPT 0x20e00 found 3 (length 6)
> DHCPOPT 0x20e00 found 3 (length 6)
> DHCPOPT 0xa1564 creating 3 (length 6)
> DHCPOPT 0x20e00 found 12 (length 11)
> DHCPOPT 0x20e00 found 12 (length 11)
> DHCPOPT 0xa1564 creating 12 (length 11)
> DHCPOPT 0x20e00 found 43.129 (length 16)Note the "129" > DHCPOPT 0x20e00 found 43.129 (length 16) > DHCPOPT 0xa1564 creating 43.129 (length 16) > DHCPOPT 0xa1564 creating 43 (length 3) > DHCPOPT 0x20e00 found 51 (length 6) > DHCPOPT 0x20e00 found 51 (length 6) > DHCPOPT 0xa1564 creating 51 (length 6) > DHCPOPT 0x20e00 found 53 (length 3) > DHCPOPT 0x20e00 found 53 (length 3) > DHCPOPT 0xa1564 found 53 (length 3) > DHCPOPT 0xa1564 resizing 53 from 3 to 3 > DHCPOPT 0x20e00 found 54 (length 6) > DHCPOPT 0x20e00 found 54 (length 6) > DHCPOPT 0xa1564 creating 54 (length 6) > DHCPOPT 0x20e00 found 60 (length 11) > DHCPOPT 0x20e00 found 60 (length 11) > DHCPOPT 0xa1564 creating 60 (length 11) > DHCPOPT 0xa1564 creating 66 (length 0) > DHCPOPT 0xa1564 creating 67 (length 0) > DHCPOPT 0xa1564 creating 175.2 (length 0) > DHCPOPT 0xa1564 creating 175 (length 3) > DHCPOPT 0xa1564 found 175 (length 3) > DHCPOPT 0xa1564 resizing 175 from 3 to 0 > DHCPOPT 0xa1564 creating 175.3 (length 0) > DHCPOPT 0xa1564 creating 175 (length 3) > DHCPOPT 0xa1564 found 175 (length 3) > DHCPOPT 0xa1564 resizing 175 from 3 to 0 > DHCPOPT 0x21600 found 1 (length 6) > DHCPOPT 0x21600 found 3 (length 6) > DHCPOPT 0x21600 found 12 (length 11) > DHCPOPT 0x21600 found 12 (length 11) > DHCPOPT 0x20e00 found 12 (length 11) > DHCPOPT 0x20e00 found 12 (length 11) > DHCPOPT 0x20e00 found 12 (length 11) > DHCPOPT 0x20e00 found 12 (length 11) > > In that case, tcpdump+wireshark show an "Unknown suboption 129" in the > DHCPOFFER and DHCPACK transactions. It means vendor option 129 was in the packet > I replaced 'text' by 'string' with the same result. > > In both cases, our installer does not see the string "S/tel/L2960.fr". And what your installer? > For iPXE, what should be used ? Encapsulated or not ? > Is there maybe anything to add on iPXE side ? > > Any hint is welcome. I think your question should be How to hand over a DHCP (vendor) option to software that runs after iPXE? > Thanks in advance. > Kind regards, > Patrick Agrain Groeten Geert Stappers -- Leven en laten leven
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