Relevant configuration

Check the relevant FortiGate configuration:

FGT500E-1 # config switch-controller managed-switch

FGT500E-1 (managed-switch) # edit S426EFTF19000243

FGT500E-1 (S426EFTF19000243) # config ports

FGT500E-1 (ports) # edit port25

FGT500E-1 (port25) # show

config ports

edit "port25"

set lldp-profile "default-auto-mclag-icl"

next

end

FGT500E-1 (port25) # n

FGT500E-1 (ports) # edit port26

FGT500E-1 (port26) # show

config ports

edit "port26"

set lldp-profile "default-auto-mclag-icl"

next

end

FGT500E-1 (port26) # end

FGT500E-1 (S426EFTF19000243) # n

FGT500E-1 (managed-switch) # edit S426EFTF19000296

FGT500E-1 (S426EFTF19000296) # config ports

FGT500E-1 (ports) # edit port25

FGT500E-1 (port25) # show

config ports

edit "port25"

set lldp-profile "default-auto-mclag-icl"

next

end

FGT500E-1 (port25) # n

FGT500E-1 (ports) # edit port26

FGT500E-1 (port26) # show

config ports

edit "port26"

set lldp-profile "default-auto-mclag-icl"

next

end

FGT500E-1 (port26) # end

FGT500E-1 (S426EFTF19000296) # end

Check the relevant FortiSwitch configuration:

Site1_FSW1 # show switch auto-isl-port-group

config switch auto-isl-port-group

edit "TO_SITE_3"

set members "port48"

next

end

Site2_FSW1 # show switch auto-isl-port-group

config switch auto-isl-port-group

edit "TO_SITE_3"

set members "port48"

next

end

Site3_FSW1 # show switch auto-isl-port-group

config switch auto-isl-port-group

edit "TO_SITE_1"

set members "port2"

next

end

Site3_FSW2 # show switch auto-isl-port-group

config switch auto-isl-port-group

edit "TO_SITE_2"

set members "port2"

next

end