Intel Extensible Firmware Interface - Manual (Page 641)

Protocols — Network Support
Version 1.10 12/01/02 15-35
IpFilter The current IP receive filter settings. The receive filter is
disabled and the number of IP receive filters is set to zero by the
Start() function, and is set by the SetIpFilter()
function.
ArpCacheEntries The number of valid entries in the ARP cache. This field is reset
to zero by the
Start() function.
ArpCache Array of cached ARP entries.
RouteTableEntries The number of valid entries in the current route table. This field
is reset to zero by the
Start() function.
RouteTable Array of route table entries.
IcmpError ICMP error packet. This field is updated when an ICMP error is
received and is undefined until the first ICMP error is received.
This field is zero-filled by the
Start() function.
TftpError TFTP error packet. This field is updated when a TFTP error is
received and is undefined until the first TFTP error is received.
This field is zero-filled by the
Start() function.
//*******************************************************
// EFI_PXE_BASE_CODE_UDP_PORT
//*******************************************************
typedef UINT16 EFI_PXE_BASE_CODE_UDP_PORT;
//*******************************************************
// EFI_IPv4_ADDRESS and EFI_IPv6_ADDRESS
//*******************************************************
typedef struct {
UINT8 Addr[4];
} EFI_IPv4_ADDRESS;
typedef struct {
UINT8 Addr[16];
} EFI_IPv6_ADDRESS;
//*******************************************************
// EFI_IP_ADDRESS
//*******************************************************
typedef union {
UINT32 Addr[4];
EFI_IPv4_ADDRESS v4;
EFI_IPv6_ADDRESS v6;
} EFI_IP_ADDRESS;