From 3cf65ff842c9017195646e684a437d100316dfe9 Mon Sep 17 00:00:00 2001 From: Gene Cumm Date: Thu, 31 May 2012 23:04:43 -0400 Subject: doc/pxechn.txt: WDS specifics, example, issue Notes on using the WDS option. Known issue with gPXE/iPXE Signed-off-by: Gene Cumm --- doc/pxechn.txt | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/doc/pxechn.txt b/doc/pxechn.txt index a09bbe2b..f2638f62 100644 --- a/doc/pxechn.txt +++ b/doc/pxechn.txt @@ -2,7 +2,7 @@ :doctype: manpage :author: Gene Cumm :email: gene.cumm@gmail.com -:revdate: 2012-05-27 +:revdate: 2012-05-31 == NAME == @@ -58,7 +58,9 @@ Chainboot to a new NBP (Network Boot Program) 'FILE' with options to adjust PXE wait after loading before booting for user input. *-W*:: - Enable WDS (Windows Deployment Services) - specific options. + Enable WDS (Windows Deployment Services) - specific options. 'FILE' (or its overrides) must point at the WDS server. + *NOTE:* As of 2012-05-31, there is a known issue with gPXE/iPXE, at least with undionly.kkpxe. +// It appears as if wdsnbp.com walks memory to find a PXE stack == DECIMAL INPUT == @@ -76,13 +78,17 @@ pxechn.c32 gpxelinux.0 -p http://172.16.23.1/tftp/ -w -X A012345678 -x 197:00d0d pxechn.c32 gpxelinux.0 -p http://172.16.23.1/tftp/ -w -X A012:3456:78 -x 197:00-d0-de-00 Both of these are equivalent. Load gpxelinux.0 (relative to the current directory and not altering sname/option 66), set the PXELINUX path prefix, wait after loading, set option 160 to 0x12 0x34 0x56 0x78, and option 197 to 0x00 0xD0 0xDE 0x00. +pxechn.c32 172.16.23.8:boot\x86\wdsnbp.com -W +pxechn.c32 172.16.23.2:boot\x86\wdsnbp.com -W -o 66.x=ac:10:17:08 + These are similar but not identical. Load wdsnbp.com (first example from 172.16.23.8 and the second from 172.16.23.2) but point the packets at 172.16.23.8 for use with WDS. + == NOTES == -Please note that some NBPs may ignore packet #3 by either not examining it at all or by issuing its own DHCP DISCOVER/REQUEST, negating all DHCP field/option modifications by pxechn.c32. +Please note that some NBPs may ignore packet #3 by either not examining it at all or by issuing its own DHCP DISCOVER/REQUEST, negating all DHCP field/option modifications by pxechn.c32, including Microsoft Windows Server 2008R2 WDS's wdsnbp.com. URL specifications in 'FILE' that include user/password before the host will currently cause the siaddr field to not be set properly. -The non-space constraint is due to how Syslinux variants parse the command line as of 2012-01-12. +The non-space constraint is due to how Syslinux variants parse the command line as of 2012-05-31. == AUTHOR == -- cgit v1.2.1