Huawei Quidway S3900 Series - Page 373

Operation Manual – Multicast Protocol
Quidway S3900 Series Ethernet Switches-Release 1510 Chapter 2 IGMP Snooping Configuration
Huawei Technologies Proprietary
2-4
Message Sender Receiver Purpose Switch action
If yes, add the IP
multicast group address
to the MAC multicast
group table.
If yes, add
the port to
the IP
multicast
group.
If yes,
check if
the port
exists in
the MAC
multicas
t group
If not, add
the port to
the MAC
multicast
group, reset
the aging
timer of the
port and
check if the
correspondi
ng IP
multicast
group
exists.
If not,
create an
IP
multicast
group and
add the
port to it.
IGMP
host
report
message
Host Multicast
router
and
multicast
switch
Apply for
joining a
multicast
group, or
respond
to an
IGMP
query
message
Check if
the IP
multicas
t group
has a
correspo
nding
MAC
multicas
t group
If not:
Create a MAC multicast group and
notify the multicast router that a
member is ready to join the multicast
group.
Add the port to the MAC multicast
group and start the aging timer of the
port.
Add all ports in the VLAN owning this
port to the forward port list of the
MAC multicast group.
Add the port to the IP multicast
group.