Lacp Mode; Configuring The Trunk/Lag Ports; Example Configuration - Fortinet FortiSwitch-28C Administration Manual

LACP Mode

This chapter contains information on using a FortiSwitch in Link Aggregation Control Protocol
(LACP) mode.

Configuring the Trunk/LAG Ports

It is important to configure the trunk to prevent loops.
Using the web-based manager:
1. Go to Switch > Switch > Port and select Create Trunk.
2. Give the trunk an appropriate name.
3. Set Mode to either lacp-active or lacp-passive.
4. Add the required ports to the Members list.
5. Select OK.
Using the CLI:
config switch trunk
edit <name>
end
end

Example Configuration

The following is an example CLI configurations for trunk/LAG ports:
set description <description_str>
set lacp-speed {fast | slow}
set max-miss-heartbeats <int>
set members <ports>
set member-withdrawal-behaviour {block | forward}
set mode {lacp-active | lacp-passive}
set port-extension {enable | disable}
set port-extension-trigger <min_value_int>
set port-selection-criteria {src-ip | dst-ip | src-dst-ip}
Page 14