Huawei Quidway S3900 Series Operation Manual page 373

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