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Industrial Managed
Ethernet Switch – EH9711
User Manual
Page
87
of
223
Figure 2.71 Webpage to Configure Group Aggregation
Table 2.58 Descriptions of Aggregation Group Configuration
Label
Description
Factory
Default
Group ID
Indicates the aggregation group ID for the settings contained in the same row. Group ID
"Normal" indicates there is no aggregation. Only one group ID is valid per port.
-
Port Members
Each switch port is listed for each group ID. Select a radio button to include a port in an
aggregation, or clear the radio button to remove the port from the aggregation. By
default, no ports belong to any aggregation group. Only full duplex ports can join an
aggregation and ports must be in the same speed in each group.
Unclicked
Mode
This parameter determines the mode for the aggregation group.
Disabled:
The group is disabled.
Static:
The group operates in static aggregation mode.
LACP (Active):
The group operates in LACP active aggregation mode. See
IEEE 801.AX-2014, Section 6.4.1 for details.
LACP (Passive):
The group operates in LACP passive aggregation mode. See
IEEE 801.AX-2014, Section 6.4.1 for details.
Disabled
Click
Save
button to save changes. Click
Reset
button to undo any changes made locally and revert to previously saved
values.
2.6.3
LACP
The users have an option to enable
Link Aggregation Control Protocol
(
LACP
) which is an IEEE standard (IEEE 802. 3ad,
IEEE 802. 1AX- 2008) by selecting on LACP aggregation mode in previous subsection. LACP allows the managed switch to
negotiate an automatic bundling of links by sending LACP packets to the LACP partner or another device that is directly
connected to the managed switch and also implements LACP. The LACP packets will be sent within a multicast group MAC
address. If LACP finds a device on the other end of the link that also has LACP enabled, it will also independently send packets
along the same links enabling the two units to detect multiple links between themselves and then combine them into a single
logical link. During the detection period LACP packets are transmitted every second. Subsequently, keep alive mechanism for
link membership will be sent periodically. Each port in the group can also operate in either LACP active or LACP passive
modes. The LACP active mode means that the port will enable LACP unconditionally, while LACP passive mode means that
the port will enable LACP only when an LACP partner is detected. Note that in active mode LACP port will always send