H3C S6850 Series

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# Assign Twenty-FiveGigE 1/0/1 to aggregation group 3.
[DeviceC] interface twenty-fivegige 1/0/1
[DeviceC-Twenty-FiveGigE1/0/1] port link-aggregation group 3
[DeviceC-Twenty-FiveGigE1/0/1] quit
4. Configure Device D:
# Set the LACP system MAC address to 0001-0001-0001.
<DeviceD> system-view
[DeviceD] lacp system-mac 1-1-1
# Set the LACP system priority to 123.
[DeviceD] lacp system-priority 123
# Set the LACP system number to 3.
[DeviceD] lacp system-number 3
# Create Layer 2 aggregate interface Bridge-Aggregation 4, and set the link aggregation mode
to dynamic.
[DeviceD] interface bridge-aggregation 4
[DeviceD-Bridge-Aggregation4] link-aggregation mode dynamic
# Assign Bridge-Aggregation 4 to S-MLAG group 100.
[DeviceD-Bridge-Aggregation4] port s-mlag group 100
# Assign Twenty-FiveGigE 1/0/1 to aggregation group 4.
[DeviceD] interface twenty-fivegige 1/0/1
[DeviceD-Twenty-FiveGigE1/0/1] port link-aggregation group 4
[DeviceD-Twenty-FiveGigE1/0/1] quit
Verifying the configuration
# Verify that Twenty-FiveGigE 1/0/1 through Twenty-FiveGigE 1/0/3 on Device A are Selected ports.
[DeviceA] display link-aggregation verbose
Loadsharing Type: Shar -- Loadsharing, NonS -- Non-Loadsharing
Port Status: S -- Selected, U -- Unselected, I -- Individual
Port: A -- Auto port, M -- Management port, R -- Reference port
Flags: A -- LACP_Activity, B -- LACP_Timeout, C -- Aggregation,
D -- Synchronization, E -- Collecting, F -- Distributing,
G -- Defaulted, H -- Expired
Aggregate Interface: Bridge-Aggregation10
Creation Mode: Manual
Aggregation Mode: Dynamic
Loadsharing Type: Shar
Management VLANs: None
System ID: 0x8000, 40fa-264f-0100
Local:
Port Status Priority Index Oper-Key Flag
WGE1/0/1(R) S 32768 1 1 {ACDEF}
WGE1/0/2 S 32768 2 1 {ACDEF}
WGE1/0/3 S 32768 3 1 {ACDEF}
Remote:
Actor Priority Index Oper-Key SystemID Flag
WGE1/0/1 32768 16385 50100 0x7b , 0001-0001-0001 {ACDEF}
WGE1/0/2 32768 32769 50100 0x7b , 0001-0001-0001 {ACDEF}