82598EB Datasheet, PDF (155/596 Pages) Intel Corporation – Intel® 82598EB 10 Gigabit Ethernet Controller Datasheet

Intel^® 82598EB 10 GbE Controller - Wake Up
18
2
Identification
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20
2
Fragment Info
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22
1
Time to live
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23
1
Protocol
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24
2
Header Checksum
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26
4
Source IP Address
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30
4
Destination IP Address
IP4AT
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May match any of 4 values in IP4AT
3.3.2.3.1.7 Directed IPv6 Packet
The 82598 supports receiving Directed IPv6 packets for wakeup if the IPv6 bit is set in the Wake Up
Filter Control (WUFC) register. One IPv6 address is supported is programmed in the IPv6 Address Table
(IP6AT). A successfully matched packet must pass L2 address filtering, a Protocol Type of 0x08DD, and
the programmed IPv6 address. The 82598 also handles Directed IPpv6 packets that have VLAN tagging
on both Ethernet II and Ethernet SNAP types.
Offset
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# of
Bytes
Field
6
Destination Address
Value
Action
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6
6
Source Address
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12
8
Possible LLC/SNAP
Header
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12
4
Possible VLAN Tag
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12
2
Type
0x08DD
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14
1
Version/ Priority
0x6X
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15
3
Flow Label
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Ignore
18
2
Payload Length
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20
1
Next Header
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21
1
Hop Limit
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22
16
Source IP Address
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38
16
Destination IP Address
IP6AT
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Comment
MAC header – processed by main address
filter
IP
Check IPv6
Match value in IP6AT
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