xStack
®
DES-3528/DES-3552 Series Layer 2 Stackable Fast Ethernet Managed Switch User Manual
304
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 Ethernet 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
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