Creating a trunk

NOTE: You cannot include an internal interface or a port that is already a member of another trunk in a new trunk.

To create a trunk:

1. Select a FortiSwitch unit that you want to configure and click View Interface.
2. Select the interfaces that you want to include in the trunk and click Create Trunk.
   
   
3. Enter a name for the new trunk in the Trunk Interface Name field.
   Avoid using special characters, such as <, >, (,), #, ', and ".
4. (Optional) Add a description of the trunk in the Description field.
5. Select the port selection criteria:
   • dst-ip—destination IP address
   • dst-mac—destination MAC address
   • src-dst-ip—source or destination IP address
   • src-dst-ip-xor16—source and destination IP address
   • src-dst-mac—source or destination MAC address
   • src-ip—source IP address
   • src-mac—source MAC address
6. Select the mode:
   • lacp-active—active LACP
   • lacp-passive—passive LACP
   • static—static link aggregation
7. Select McLAG if you want to create an MCLAG.
   You cannot select both McLAG and McLAG-ICL for a trunk.
8. Select McLAG-ICL if you are creating an ICL for an MCLAG.
   Only one MCLAG-ICL trunk can be configured for each managed FortiSwitch unit. You cannot select both McLAG and McLAG-ICL for a trunk.
9. Select Ok.