D-Link DGS-3308 Series, Руководство пользователя

Страница: 101 / 242

8-port Gigabit Ethernet Switch User’s Guide
91
address remain in the IGMP address table. The default value is 260 seconds. To set the age-out timer for an individual
IGMP snooping entry, you must enter values in the
Robustness Variable
,
Query Interval
, and
Max Response
fields as the age-out value is arrived at by multiplying the first two figures and then adding the last value.
IEEE 802.1Q Multicast Forwarding
To edit the IEEE802.1 Multicast Forwarding settings, highlight
IEEE 802.1Q Multicast Settings
from the
Multicasting Menu
and press
Enter
.
Figure 6-37. Setup IEEE 802.1Q Multicast Forwarding
The
Action:< >
field can be toggled between
Add/Modify
and
Delete
using the space bar. To add a new entry to the
multicast forwarding table, select
Add/Modify
and enter the VID of the VLAN that will be receiving the multicast
packets. Enter the MAC address of the multicast source, and then enter the member ports.
Each port can be an Egress, Forbidden, or a Non-member of the multicast group, on a per-VLAN basis.
To set a port’s multicast group membership status, highlight the first field of
( E / F /-): [ ][ ][ ].
Each port’s multicast group
membership can be set individually by highlighting the port’s entry using the arrow keys, and then toggling between
E
,
F
,
or – using the space bar.
• E
- (Egress Member) specifies the port as being a static member of the multicast group. Egress Member
Ports are ports that will be transmitting traffic for the multicast group.
• F - (Forbidden Non-Member) specifies the port as not being a member of the multicast group and that the
port is forbidden from becoming a member of the multicast group dynamically.
•
(Non-Member) specifies the port as not being a member of the multicast group, but the port can become a
member of the multicast group dynamically.