3com S7906E Installationsanweisungen
3-9
To do...
Use the command...
Remarks
Enter system view
system-view
—
Enter ONU port view
interface
onu
interface-number
—
Configure the multicast mode
of the ONU as IGMP snooping
of the ONU as IGMP snooping
multicast-mode
igmp-snooping
Optional
By default, the multicast mode
of the ONU is IGMP Snooping.
By default, the multicast mode
of the ONU is IGMP Snooping.
Add a UNI to the specified
multicast VLAN(s)
multicast VLAN(s)
uni
uni-number multicast vlan
{ vlan-id } & <1-50>
Required
Configure the number of
multicast channels on the
specified UNI
multicast channels on the
specified UNI
uni uni-number
multicast-group-number
number
multicast-group-number
number
Optional
By default, the users connected
to a UNI can access 64
multicast channels at the same
time.
By default, the users connected
to a UNI can access 64
multicast channels at the same
time.
Remove the VLAN tag of the
downlink multicast flow on the
UNI port
downlink multicast flow on the
UNI port
uni uni-number
multicast-strip-tag enable
multicast-strip-tag enable
Optional
By default, a UNI does not
remove the VLAN tag of the
downlink multicast flow.
By default, a UNI does not
remove the VLAN tag of the
downlink multicast flow.
Configure the aging timer of the
router port
router port
onu-protocol igmp-snooping
router-aging-time seconds
Optional
105 seconds by default
105 seconds by default
Configure the query-response
timer
timer
onu-protocol igmp-snooping
max-response-time seconds
Optional
By default, the maximum
response time of group-specific
queries is 1 second.
By default, the maximum
response time of group-specific
queries is 1 second.
Configure the aging timer of the
multicast member port
multicast member port
onu-protocol igmp-snooping
host-aging-time seconds
Optional
260 seconds by default
260 seconds by default
Enable IGMP membership
report suppression
report suppression
onu-protocol igmp-snooping
report-aggregation enable
Optional
Disabled by default
Disabled by default
Enable IGMP leave
suppression
suppression
onu-protocol igmp-snooping
leave-aggregation enable
Optional
Enabled by default
Enabled by default
The max-response-time keyword in the onu-protocol igmp-snooping command sets the maximum
response time of the group-specific queries. If the device receives no response at the first timeout of the
maximum response time, it re-sends group-specific queries. If the device still receives no response
within the maximum response time, the multicast group on the corresponding ONU is deleted.
response time of the group-specific queries. If the device receives no response at the first timeout of the
maximum response time, it re-sends group-specific queries. If the device still receives no response
within the maximum response time, the multicast group on the corresponding ONU is deleted.
Multicast control mode
1) OLT-side
functions
The OLT side maintains a user multicast service access control table to centrally manage user
multicast service access rights.
multicast service access rights.