ZyXEL MES-3728 User Guide - Page 208

Advanced Application > Multicast > Multicast Setting

Page 208 highlights

Chapter 24 Multicast The following table describes the labels in this screen. Table 60 Advanced Application > Multicast > Multicast Setting LABEL DESCRIPTION IGMP Snooping Use these settings to configure IGMP Snooping. Active Select Active to enable IGMP Snooping to forward group multicast traffic only to ports that are members of that group. Querier Select this option to allow the Switch to send IGMP General Query messages to the VLANs with the multicast hosts attached. Host Timeout Specify the time (from 1 to 16,711,450) in seconds that elapses before the Switch removes an IGMP group membership entry if it does not receive report messages from the port. 802.1p Priority Select a priority level (0-7) to which the Switch changes the priority in outgoing IGMP control packets. Otherwise, select No-Change to not replace the priority. IGMP Filtering Select Active to enable IGMP filtering to control which IGMP groups a subscriber on a port can join. Note: If you enable IGMP filtering, you must create and assign IGMP filtering profiles for the ports that you want to allow to join multicast groups. Unknown Specify the action to perform when the Switch receives an unknown Multicast Frame multicast frame. Select Drop to discard the frame(s). Select Flooding to send the frame(s) to all ports. Reserved Multicast Group The IP address range of 224.0.0.0 to 224.0.0.255 are reserved for multicasting on the local network only. For example, 224.0.0.1 is for all hosts on a local network segment and 224.0.0.9 is used to send RIP routing information to all RIP v2 routers on the same network segment. A multicast router will not forward a packet with the destination IP address within this range to other networks. See the IANA web site for more information. The layer 2 multicast MAC addresses used by Cisco layer 2 protocols, 01:00:0C:CC:CC:CC and 01:00:0C:CC:CC:CD, are also included in this group. Port * Specify the action to perform when the Switch receives a frame with a reserved multicast address. Select Drop to discard the frame(s). Select Flooding to send the frame(s) to all ports. This field displays the port number. Settings in this row apply to all ports. Use this row only if you want to make some settings the same for all ports. Use this row first to set the common settings and then make adjustments on a port-by-port basis. Immed. Leave Note: Changes in this row are copied to all the ports as soon as you make them. Select this option to set the Switch to remove this port from the multicast tree when an IGMP version 2 leave message is received on this port. Select this option if there is only one host connected to this port. 208 MES-3728 User's Guide

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Chapter 24 Multicast
MES-3728 User’s Guide
208
The following table describes the labels in this screen.
Table 60
Advanced Application > Multicast > Multicast Setting
LABEL
DESCRIPTION
IGMP Snooping
Use these settings to configure IGMP Snooping.
Active
Select
Active
to enable IGMP Snooping to forward group multicast
traffic only to ports that are members of that group.
Querier
Select this option to allow the Switch to send IGMP General Query
messages to the VLANs with the multicast hosts attached.
Host Timeout
Specify the time (from 1 to 16,711,450) in seconds that elapses before
the Switch removes an IGMP group membership entry if it does not
receive report messages from the port.
802.1p Priority
Select a priority level (0-7) to which the Switch changes the priority in
outgoing IGMP control packets. Otherwise, select
No-Change
to not
replace the priority.
IGMP Filtering
Select
Active
to enable IGMP filtering to control which IGMP groups a
subscriber on a port can join.
Note: If you enable IGMP filtering, you must create and assign
IGMP filtering profiles for the ports that you want to allow to
join multicast groups.
Unknown
Multicast Frame
Specify the action to perform when the Switch receives an unknown
multicast frame. Select
Drop
to discard the frame(s). Select
Flooding
to send the frame(s) to all ports.
Reserved
Multicast Group
The IP address range of 224.0.0.0 to 224.0.0.255 are reserved for
multicasting on the local network only. For example, 224.0.0.1 is for all
hosts on a local network segment and 224.0.0.9 is used to send RIP
routing information to all RIP v2 routers on the same network segment.
A multicast router will not forward a packet with the destination IP
address within this range to other networks. See the IANA web site for
more information.
The layer 2 multicast MAC addresses used by Cisco layer 2 protocols,
01:00:0C:CC:CC:CC and 01:00:0C:CC:CC:CD, are also included in this
group.
Specify the action to perform when the Switch receives a frame with a
reserved multicast address. Select
Drop
to discard the frame(s). Select
Flooding
to send the frame(s) to all ports.
Port
This field displays the port number.
*
Settings in this row apply to all ports.
Use this row only if you want to make some settings the same for all
ports. Use this row first to set the common settings and then make
adjustments on a port-by-port basis.
Note: Changes in this row are copied to all the ports as soon as
you make them.
Immed. Leave
Select this option to set the Switch to remove this port from the
multicast tree when an IGMP version 2 leave message is received on
this port.
Select this option if there is only one host connected to this port.