D-Link DGS-1210-52 User Manual

5 Configuration

D-Link Web Smart Switch User Manual

L2 Functions > Multicast > Multicast Filtering Mode

select the filtering mode for IGMP group per VLAN

The Multicast Filtering Mode function allows users to
basis.

Figure 5.47 – L2 Functions > Multicast > Multicast Filtering Mode

LAN ID:

Specifies the VLAN ID.

registered Groups:

The multicast stream will be forwarded based on the register table

lick Apply to make the change effective.

2 Functions > SNTP > Time Settings

Filtering Mode:

Forward Un
in registered group, but it will be flooded to all ports of the VLAN in unregistered group.
Filter Unregistered Groups:

The registered group will be forwarded based on the register table and

the unregister group will be filtered.

C

L

s used by the Switch to synchronize the clock of the computer. The

SNTP or Simple Network Time Protocol i
SNTP settings folders contain two windows: Time Settings and TimeZone Settings. Users can configure the
time settings for the switch, and the following parameters can be set or are displayed in the Time Settings
page.

Figure 5.48 – L2 Functions > SNTP > Time Settings

lock Source:

Specify the clock source by which the system time is set. The possible options are:

rver.

Curren

choosing SNTP for the clock source, then the following parameters will be available:

h the system time is

ond Server:

Specify the IP address of the secondary SNTP server from which the system time is

Interval in Seconds (30-99999):

Defines the interval (in seconds) at which the SNTP server is

polled for Unicast information. The Poll Interval default is 30 seconds.

Local -

Indicates that the system time is set locally by the device.

SNTP -

Indicates that the system time is retrieved from a SNTP se

t Time:

Displays the current date and time for the switch.

If
SNTP First Server:

Specify the IP address of the primary SNTP server from whic

retrieved.
SNTP Sec
retrieved.
SNTP Poll