base.txt   issue87.txt 
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specific host. In such case the router MAY still include the nonce specific host. In such case the router MAY still include the nonce
value for the host that triggered the multicast advertisement. value for the host that triggered the multicast advertisement.
Omitting the nonce value may, however, cause the host to ignore the Omitting the nonce value may, however, cause the host to ignore the
router's advertisement, unless the clocks in these nodes are router's advertisement, unless the clocks in these nodes are
sufficiently synchronized so that timestamps can be relied on. sufficiently synchronized so that timestamps can be relied on.
All solicitation, advertisement, and redirect messages MUST include a All solicitation, advertisement, and redirect messages MUST include a
Timestamp. Senders SHOULD set the Timestamp field to the current Timestamp. Senders SHOULD set the Timestamp field to the current
time, according to their real time clock. time, according to their real time clock.
If a message has both Nonce and Timestamp options, the Nonce option
SHOULD precede the Timestamp option in the message.
5.3.4 Processing rules for receivers 5.3.4 Processing rules for receivers
The processing of the Nonce and Timestamp options depends on whether The processing of the Nonce and Timestamp options depends on whether
a packet is a solicited advertisement. A system may implement the a packet is a solicited advertisement. A system may implement the
distinction in various ways. Section 5.3.4.1 defines the processing distinction in various ways. Section 5.3.4.1 defines the processing
rules for solicited advertisements. Section 5.3.4.2 defines the rules for solicited advertisements. Section 5.3.4.2 defines the
processing rules for all other messages. processing rules for all other messages.
In addition, the following rules apply in all cases: In addition, the following rules apply in all cases:
 End of changes. 

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