Netgear S3300-28X (GS728TX) - ProSAFE S3300 Smart Switch Series Guia Do Administrador
Configuring Switching
143
S3300 Smart Switch
Multicast
Multicast IP traffic is traffic that is destined to a host group. Host groups for IPv4 multicast are
identified by class D addresses, which range from 224.0.0.0 to 239.255.255.255. Host
groups for IPv6 multicast are identified by the prefix ff00::/8.
identified by class D addresses, which range from 224.0.0.0 to 239.255.255.255. Host
groups for IPv6 multicast are identified by the prefix ff00::/8.
From the Multicast link, you can access the following screens:
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MFDB Table
The Multicast Forwarding Database (MFDB) holds the port membership information for all
active multicast address entries. The key for an entry consists of a VLAN ID and MAC
address pair. Entries can contain data for more than one protocol.
active multicast address entries. The key for an entry consists of a VLAN ID and MAC
address pair. Entries can contain data for more than one protocol.
To search the MFDB table:
1.
Select Switching
Multicast
MFDB
MFDB Table.
2.
Next to Search By MAC Address, specify the MAC Address whose MFDB table entry you
want to view.
want to view.
Enter six two-digit hexadecimal numbers separated by colons, for example
00:01:23:43:45:67.
00:01:23:43:45:67.
3.
Click the Go button.
If the address exists, that entry will be displayed. An exact match is required.
The MFDB Table screen displays the information shown in the following table.
Table 52. MFDB table information
Field
Description
MAC Address
The multicast MAC address for which you requested data.
VLAN ID
The VLAN ID to which the multicast MAC address is related.
Component
This is the component that is responsible for this entry in the Multicast
Forwarding Database. Possible values are IGMP Snooping, Static
Filtering and MLD Snooping.
Forwarding Database. Possible values are IGMP Snooping, Static
Filtering and MLD Snooping.
Type
This displays the type of the entry. Static entries are those that are
configured by the end user. Dynamic entries are added to the table as a
result of a learning process or protocol.
configured by the end user. Dynamic entries are added to the table as a
result of a learning process or protocol.