diff --git a/src/Home/Net/Utilities/Net.HH b/src/Home/Net/Utilities/Net.HH index 0953fd61..34301a6e 100755 --- a/src/Home/Net/Utilities/Net.HH +++ b/src/Home/Net/Utilities/Net.HH @@ -8,9 +8,11 @@ #define FCS_LENGTH 4 /* Ethernet Frame Size. - Linux uses 1544, OSDev and Shrine use 1548. Based on IEEE 802.3as, max frame size was agreed upon as 2000 bytes. */ -#define ETHERNET_FRAME_SIZE 2000 - + Based on IEEE 802.3 layer 1 Ethernet Max Frame is 1542 according to wiki. 72-1530 frame octet + 12 IPG octet + Default: 1538 | Vlan: 1542 | Jumbo: 9038 | JumboVlan: 9042 */ +#define ETHERNET_FRAME_SIZE 1542 + +// Max PayLoad standard: 1500 | Jumbo: 9000 for Gignet (fiber) #define ETHERNET_v2_MTU 1500 #define HTYPE_ETHERNET 1