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[dhcp] Clarify language surrounding ProxyDHCP

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Remove the lazy assumption that ProxyDHCP == "DHCP with option 60 set
to PXEClient", and explicitly separate the notion of ProxyDHCP from
the notion of packets containing PXE options.
This commit is contained in:
Michael Brown
2009-01-23 01:47:33 +00:00
parent 773d9631ef
commit 3f814f08e5
2 changed files with 56 additions and 55 deletions
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10
src/include/gpxe/dhcp.h
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@@ -25,8 +25,8 @@ struct dhcp_pxe_boot_menu_item;
/** BOOTP/DHCP client port */
#define BOOTPC_PORT 68
/** ProxyDHCP server port */
#define PROXYDHCP_PORT 4011
/** PXE server port */
#define PXE_PORT 4011
/** Construct a tag value for an encapsulated option
*
@@ -207,12 +207,12 @@ struct dhcp_pxe_boot_menu_item;
*
*/
/** Ignore ProxyDHCP
/** Skip PXE DHCP protocol extensions such as ProxyDHCP
*
* If set to a non-zero value, gPXE will not wait for ProxyDHCP offers
* and will ignore any ProxyDHCP offers that it receives.
* and will ignore any PXE-specific DHCP offers that it receives.
*/
#define DHCP_EB_NO_PROXYDHCP DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xb0 )
#define DHCP_EB_NO_PXEDHCP DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xb0 )
/** Network device descriptor
*