H3C S5500-EI - Page 360

341
Field Descri
p
tion
Multicast Address
• This field is set to 0 in a general query message.
• It is set to a specific IPv6 multicast address in a
multicast-address-specific query message or
multicast-address-and-source-specific query message.
S
Flag indicating whether a router updates the timer for suppression after
receiving a query message.
QRV Querier's Robustness Variable.
QQIC Querier's Query Interval Code.
Number of Sources
• This field is set to 0 in a general query message or a
multicast-address-specific query message.
• This field represents the number of source addresses in a
multicast-address-and-source-specific query message.
Source Address( i )
IPv6 multicast source address in a multicast-address-specific query
message. (i = 1, 2, .., n, where n represents the number of multicast
source addresses.)
MLD report message
A host sends an MLD report message to report the current multicast listening state. Figure 86 shows the
MLD report message format.
Figure 86 MLDv2 report message format
Table 10 MLDv2 report message field description
Field Descri
p
tion
Type = 143 Message type. For a report message, this field is set to 143.