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ICMPv6 Informational Message Options
(Page 2 of 6)
Source Link-Layer Address Option Format
This option carries the link-layer
address of a device sending an ICMPv6 message, as shown in Table 115
and Figure 164.
Used in Router Advertisement, Router Solicitation and
Neighbor Solicitation messages:
Table 115: ICMPv6 Source Link-Layer Address Option Format
Field
Name
|
Size (bytes)
|
Description
|
Type
|
1
|
Type: Identifies
the ICMPv6 option type. For the Source Link-Layer Address option,
the value is 1.
|
Length
|
1
|
Length:
The length of the entire option (including the Type and Length
fields), expressed in units of 8 octets (64 bits).
|
Source
Link-Layer Address
|
Variable
|
Source Link-Layer Address:
The link-layer (layer two) address of the device sending the ICMPv6
message.
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