Hello,
I seem to have issues to get topology info out of our Fortiswitches, one thing i noticed compared to our cisco is the Interface showing [ 0] in the FDB tab of the switches.
Not sure where to start really, including maybe relevant topology info from the log file
thank you
2026.05.21 16:40:51.115 *D* [topology.fdb ] NetworkDeviceDriver::getForwardingDatabase(SW03 [36061]): 0 entries read from dot1qTpFdbTable
2026.05.21 16:40:51.318 *D* [topology.fdb ] NetworkDeviceDriver::getForwardingDatabase(SW03 [36061]): 190 entries read from dot1dTpFdbTable
2026.05.21 16:40:51.318 *D* [poll.topology ] Switch forwarding database retrieved for node SW03 [36061]
2026.05.21 16:40:51.318 *D* [topology.link ] BuildLinkLayerNeighborList(SW03 [36061]): building link level topology
2026.05.21 16:40:51.318 *D* [topology.driver ] Collecting topology information from driver GENERIC for node SW03 [36061]
2026.05.21 16:40:51.318 *D* [topology.driver ] Driver for node SW03 [36061] cannot provide link layer topology information
2026.05.21 16:40:51.318 *D* [topology.lldp ] Collecting LLDP topology information for node SW03 [36061]
2026.05.21 16:40:51.365 *D* [topology.lldp ] 144 entries in LLDP-MIB connection database for node SW03 [36061]
2026.05.21 16:40:51.365 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW11 [35567]
2026.05.21 16:40:51.365 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=39
2026.05.21 16:40:51.365 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=39 doRemoteLookup=false
2026.05.21 16:40:51.365 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 39 not found in local LLDP port info cache
2026.05.21 16:40:51.365 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=39
2026.05.21 16:40:51.365 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW11 [35567]
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.412 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35567 (node) ifRemote=27 ifLocal=0
2026.05.21 16:40:51.412 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW12 [35601]
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=40
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=40 doRemoteLookup=false
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 40 not found in local LLDP port info cache
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=40
2026.05.21 16:40:51.412 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW12 [35601]
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.475 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35601 (node) ifRemote=51 ifLocal=0
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindRemoteNode(SW03 [36061]): remoteIdSubType=macAddress(4) remoteId=4@7818EC6DA88D: FindNodeByLLDPId failed, fallback to interface MAC address ("78:18:EC:6D:A8:8D")
2026.05.21 16:40:51.475 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode FW05[31449]
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=42
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=42 doRemoteLookup=false
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 42 not found in local LLDP port info cache
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=42
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid and remote interface is not known
2026.05.21 16:40:51.475 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=31449 (node) ifRemote=21 ifLocal=0
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindRemoteNode(SW03 [36061]): remoteIdSubType=macAddress(4) remoteId=4@7818EC6DD00B: FindNodeByLLDPId failed, fallback to interface MAC address ("78:18:EC:6D:D0:0B")
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindRemoteNode(SW03 [36061]): remoteIdSubType=macAddress(4) remoteId=4@7818EC6DD00B: FindNodeByLLDPId and FindNodeByMAC failed, fallback to sysName (FW06")
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindRemoteNode(SW03 [36061]): remoteIdSubType=macAddress(4) remoteId=4: FindAccessPointByMAC failed, fallback to sysName ("FW06")
2026.05.21 16:40:51.475 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remote node not found
2026.05.21 16:40:51.475 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW05 [36103]
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=44
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=44 doRemoteLookup=false
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 44 not found in local LLDP port info cache
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=44
2026.05.21 16:40:51.475 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW05 [36103]
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.537 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=36103 (node) ifRemote=25 ifLocal=0
2026.05.21 16:40:51.537 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW07 [35448]
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=45
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=45 doRemoteLookup=false
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 45 not found in local LLDP port info cache
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=45
2026.05.21 16:40:51.537 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW07 [35448]
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.584 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35448 (node) ifRemote=52 ifLocal=0
2026.05.21 16:40:51.584 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW09 [36232]
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=46
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=46 doRemoteLookup=false
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 46 not found in local LLDP port info cache
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=46
2026.05.21 16:40:51.584 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW09 [36232]
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.615 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=36232 (node) ifRemote=52 ifLocal=0
2026.05.21 16:40:51.615 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW13 [35954]
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=47
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=47 doRemoteLookup=false
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 47 not found in local LLDP port info cache
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=47
2026.05.21 16:40:51.615 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW13 [35954]
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.678 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35954 (node) ifRemote=52 ifLocal=0
2026.05.21 16:40:51.678 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW15 [35836]
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=48
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=48 doRemoteLookup=false
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 48 not found in local LLDP port info cache
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=48
2026.05.21 16:40:51.678 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW15 [35836]
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.819 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35836 (node) ifRemote=52 ifLocal=0
2026.05.21 16:40:51.819 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW18 [35718]
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=49
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=49 doRemoteLookup=false
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 49 not found in local LLDP port info cache
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=49
2026.05.21 16:40:51.819 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW18 [35718]
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.883 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=35718 (node) ifRemote=52 ifLocal=0
2026.05.21 16:40:51.883 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW04 [36019]
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=50
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=50 doRemoteLookup=false
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 50 not found in local LLDP port info cache
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=50
2026.05.21 16:40:51.883 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW04 [36019]
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.930 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=36019 (node) ifRemote=21 ifLocal=0
2026.05.21 16:40:51.930 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): remoteNode=SW04 [36019]
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is available, value=50
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): localPort=50 doRemoteLookup=false
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): port number 50 not found in local LLDP port info cache
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): cannot find interface with dot1dBasePort=50
2026.05.21 16:40:51.930 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): lldpRemLocalPortNum is invalid, attempt to find matching information on remote node SW04 [36019]
2026.05.21 16:40:51.961 *D* [topology.lldp ] FindLocalInterfaceIndex(SW03 [36061], LLDP-MIB): ifLocal=0 after lookup on remote node
2026.05.21 16:40:51.961 *D* [topology.lldp ] ProcessLLDPConnectionEntry(SW03 [36061], LLDP-MIB): added connection: objectId=36019 (node) ifRemote=22 ifLocal=0
2026.05.21 16:40:51.961 *D* [topology.lldp ] Finished collecting LLDP topology information for node SW03 [36061]
2026.05.21 16:40:51.961 *D* [poll.topology ] Node::addHostConnections(SW03 [36061]): FDB retrieved
2026.05.21 16:40:51.961 *D* [topology.link ] BuildLinkLayerNeighborList(SW03 [36061]): 0 connections found
2026.05.21 16:40:51.961 *D* [poll.topology ] Link layer topology retrieved for node SW03 [36061] (0 connections found)
2026.05.21 16:40:51.961 *D* [poll.topology ] Link layer topology processed for node SW03 [36061]
2026.05.21 16:40:51.961 *D* [poll.topology ] Finished topology poll of node SW03 [36061]
2026.05.21 16:40:57.754 *D* [obj.sync ] Object SW03 [36061] modified with flags 00100000