DGS-3700-12/DGS-3700-12G Series Layer 2 Gigabit Ethernet Switch User Manual
265
Offset
Chunk
Offset
Chunk0 Offset
Chunk1 Offset
Chunk2 Offset
Chunk3 Offset
Chunk4 Offset
Chunk5 Offset
Chunk6 Offset
Chunk7 Offset
Chunk8 Offset
Chunk9 Offset
Chunk10 Offset
Chunk11 Offset
Chunk12 Offset
Chunk13 Offset
Chunk14 Offset
Chunk15
Byte 127 3 7 11 15 19 23 27 31 35 39 43 47 51 55 59
Byte 128 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60
Byte 1 5 9 13 17 21 25 29 33 37 41 45 49 53 57 61
Byte 2 6 10 14 18 22 26 30 34 38 42 46 50 54 58 62
Offset
Chunk Offset
Chunk15
Offset
Chunk16 Offset
Chunk17
Offset
Chunk18
Offset
Chunk19
Offset
Chunk20
Offset
Chunk21 Offset
Chunk22
Offset
Chunk23
Offset
Chunk24
Offset
Chunk25
Offset
Chunk26 Offset
Chunk27 Offset
Chunk28
Offset
Chunk129 Offset
Chunk30
Byte 63 67 71 75 79 83 87 91 95 99 103 107 111 115 119 123
Byte 64 68 72 76 80 84 88 92 96 100 104 108 112 116 120 124
Byte 65 69 73 77 81 85 89 93 97 101 105 109 113 117 121 125
Byte 66 70 74 78 82 86 90 94 98 102 106 110 114 118 122 126
Table-6: Chunk and Packet offset Indicates a completed ARP packet contained in the Etherne t frame, which is the
pattern for the calculation of packet offset.
Destination
address Source address Ethernet
type H/W
type Protocol
type H/W
address
length
Protocol
address
length
Operation Sender
H/W
address
Sender
protocol
address
Target
H/W
address
Target
protocol
address
(6-byte) (6-byte) (2-byte) (2-byte) (2-byte) (1-byte) (1-byte) (2-byte) (6-byte) (4-byte) (6-byte) (4-byte)
01 02 03 04 05 06 0806 0a5a5a5a
(10.90.90.90)
Table-7: A completed ARP packet contained in Ethernet frame
Ethernet
ARP