Fortigate interface down logs. Not all of the event log subtypes are available by default.

Fortigate interface down logs Solution: In some cases, especially with FortiOS 6. Click Bring Tunnel Up or Bring Tunnel Down from the toolbar or right-click menu; Select OK in the confirmation dialog box to apply the change. We didn't setup SD-WAN, so can' refer to SD-WAN Events logs. Solution In some circumstances, FortiGate GUI may lag or fail to display the logs when filtered. you can run the following to confirm if your filters are set right. Oct 10, 2024 · The output above shows separate logs for Transmit and Receive, along with interface counter values like 'errors' and 'drop'. Performance SLA results related to interface selection, session fail over, and other information, can be logged. x, v7. edit "Network Down" set event-type event-log. If you are sending these logs across a VPN, FortiGate will try to use the WAN interface for the source of all system traffic. Here are Jun 23, 2022 · It is not stating the information regarding the interface is being down but the link from wan1 is down due to which it is removing the default route from wan1 from the routing table From the logs I could see that you have configured source IP. Solution To display log records, use the following command: execute log display However, it is advised to instead define a filter providing the nec May 16, 2018 · Hello guys. Figure 59 shows the Event log table. Jun 2, 2016 · Understanding SD-WAN related logs. Nominating a forum post submits a request to create a new Knowledge Article based on the forum post topic. It is possible to select only one heartbeat interface; however, this is not a recommended configuration (see Split brain scenario). Jan 9, 2025 · Hi @dingjerry_FTNT, . Log in to FortiGate and go to Log & Report -> System Events -> FortiSwitch Events. Health-check detects a failure: Supported log types to FortiAnalyzer, FortiAnalyzer Cloud, FortiGate Cloud, and syslog Sending traffic logs to FortiAnalyzer Cloud Configuring multiple FortiAnalyzers on a FortiGate in multi-VDOM mode Viewing event logs. It triggers a routing table update, which flushes 'dev info of the related sessions due to re-routing. This issue occurs even with the WAN port enabled in the past. The interface looks like it's up whenever I check. edit "Network Down" set trigger "Network Down" set action "Network Down_email" next. Thank you and sorry for English. I attach you my trigger, action and stich. Therefore, this rule will try OL_MPLS_DC1 first (if currently within SLA) should the native ul_inet interface be in a brownout state, and then OL_MPLS_DC2 , but only if both ul_inet and Jan 6, 2025 · Hi @dingjerry_FTNT, . All true, but the non-dynamic tunnels may not try to come back up instantaneously. 10) connected to the same SW and I assigned IP addres Checking the logs. 100. Could be cabling, could be the modem, or could be the Fortigate box, but without more logs there isn’t a good way to tell. Health-check detects a failure: Aug 11, 2020 · The problem with interface down is there is rarely a situation where that happens. Every event logs from System events have a specific Log ID. g link status) via CLI There are times when it is required to check interface link status via the command line interface (CLI) only. I was wondering how I could track health/unhealth of interfaces that continuosly flap. Sep 14, 2022 · In this scenario, the IPsec tunnel is configured between FortiGate and FortiGate/non-Fortinet peer, with appropriate phase1 and phase2 configuration on respective nodes, the phase 2 remains down. 6 seems odd to me; I' ve had trouble with it in conjunction with IPSec. ,7. If FortiGate logs are too large, you can turn off or scale back the logging for features that are not in use. Health-check detects a failure: A FortiOS Event Log trigger can be created using the shortcut on the System Events > Logs page. Mar 8, 2021 · The log entry is 'action="interface-stat-change" status="DOWN" msg="Link monitor: Interface WAN2 was turned down' (or up). Filter by Log Id 32695. If the PPPoE interface is correctly configured, it would be required to capture the following information from FortiGate: diag netlink interface list <pppoe> diag debug reset. 10) connected to the same SW and I assigned IP addres The request is reaching the FortiGate, but it is not reaching or not processed by the snmp daemon. Checking the logs. Scope FortiGate. My situation is this one: a customer with 2 wans, the main one via wifi internet, the other one is an adsl. 10) connected to the same SW and I assigned IP addres Oct 17, 2024 · This cause can be confirmed by connecting a switch between the FortiGate and a modem. Jan 27, 2025 · When the IKE daemon detects a tunnel down event towards the destination IP 172. When viewing event logs in the Logs tab, use the event log subtype dropdown list on the to navigate between event log types. 2 and above. Logs can also be stored externally on a storage device, such as FortiAnalyzer, FortiAnalyzer Cloud, FortiGate Cloud, or a syslog server. 2, and TLS 1. Please ensure your nomination includes a solution within the reply. Also, running v6. I call ISP , and they comfirmed no problem on their side, I guess that this bug of OS 7. In the system performance statistics event log, waninfo (logID 40704) collects WAN interface information for analyzing purpose by FortiAnalyzer. To configure SNMP for monitoring interface status in the GUI: Configure interface access: Go to Network > Interfaces and edit port1. Try 4. 1. Scope: Any supported version of FortiOS. To specify a different interface, the following actions need to be taken: The desired interface needs to be added as a second ha-mgmt-interface. In such a state, a CLI console or an SSH session can be used to extract the much-needed logs to analyze or troubleshoot. Nov 25, 2024 · This article explains how to troubleshoot FortiGate Cloud Logging unreachable: &#39;tcps connect error&#39;. Check that the browser has enabled TLS 1. The cli-audit-log option records the execution of CLI commands in system event logs (log ID 44548). Disk logging. 5, 7. The workaround is to use port 8888 for FortiGuard. Apr 10, 2017 · A FortiGate is able to display logs via both the GUI and the CLI. Check and collect logs on FortiGate to validate the SNMP request by using the following commands: diag debug reset diag debug application snmp -1 A FortiOS Event Log trigger can be created using the shortcut on the System Events > Logs page. I wonder if it is possible to create a monitoring to check if an interface (in this case an internet link) gets down. This article describes how to display logs through the CLI. 4. 10 to 20 times a day the connection on the WAN side drops for a few seconds. Feb 1, 2025 · FortiGate. You can change this by setting the source-ip option to the IP used on the FortiGate Internal/LAN interface. Check local-in-policy in the FortiGate CLI by running 'show firewall local-in-policy'. 6. The default SD-WAN interface selection method for the SD-WAN criteria Lowest Cost SLA, where cost is not defined on the member interfaces, is always top-down. This is the article: Technical Tip: E-mail alert when WAN interface wen - Fortinet Community . config log memory filter set local-traffic enable end. This topic lists the SD-WAN related logs and explains when the logs will be triggered. Solution: Verify that the username and password are correctly configured. Under Log Settings, enable both Local Traffic Log and Event Logging. 4 and/or 4. See System Events log page for more information. Normally the interface is up, indication just a physical connection, but the traffic doesn't get out. Solution There are several scenarios, when such log message can be generated: 1) When an interface (virtual or physical) status changes (add/del/up/down). If there are no logs, check the configuration below: Note: By default, all Event logging is enabled under the Log Event filter configuration. This leads to unexpected behavior in BGP. 16. Solution Symptoms. diag Dec 8, 2023 · Because the email snippets you posted show both an interface down log AND an interface up log. diagnose debug enable Jun 23, 2022 · set email-subject "interface" next. diagnose debug application fnbamd -1. It is i Lately I've been getting an alert from FortiCloud about our Fortigate router: Link monitor: interface wan2 was turned down. For example, if the Heartbeat packets are not received within 1. Interface-based traffic shaping profile Dec 12, 2024 · Go to Log and Report -> Events and from the top right corner, select the Events category from the drop-down menu. Dec 11, 2013 · Nominate a Forum Post for Knowledge Article Creation. When the update-cascade-interface option is enabled, the interface can be configured in conjunction with fail-detect enabled to trigger a link down event on other interfaces. Understanding SD-WAN related logs. Validate if PPOED process is correctly running: diag sys top | grep pppoed . Fortinet Documentation Library Dec 22, 2020 · This article describes how to bring the interface status up from CLI. Feb 18, 2021 · Starting from v7. Using the event log. Oct 11, 2024 · FortiGate 7. Nov 21, 2008 · Select the fortigate you want to use (my example is for all fortigates) 4. In this example, a trigger is created for a FortiGate update succeeded event log. FortiGate interfaces cannot have multiple IP addresses on the same subnet. Wan1 is the ISP link. Nov 8, 2019 · By default, FortiGate will send the logs out of port2 with such a configuration, as ha-direct is enabled (each FortiGate in the cluster sends its own logs via the ha-mgmt-interface). The cli-audit-log data can be recorded on memory or disk, and can be uploaded to FortiAnalyzer, FortiGate Cloud, or a syslog server. FortiGate will keep the logs for 10 minutes. It doesn't and the warning still trips. To view the WAN interface bandwidth log in the GUI: May 22, 2022 · This article describes how to configure the automation stitch settings to get an e-mail alert when the WAN link goes down. I think this is just some simple requirement that you guys know right away, but for the life of me, cannot find where to see in Logs if the WAN interface goes down/up. A log message records the traffic passing through FortiGate to your network and the action FortiGate takes when it scans the traffic. 2 feature that keep a short, 10 minute history of SLA that can be viewed in the CLI. ) Under " Log Filters" select " Generic Text" and paste in the log entry from #4 above. Can you check by removing the source IP config system sdwan config members edit 1 unset source This configuration enables the SNMP manager (172. These logs can then be used for long-term monitoring of traffic i May 9, 2020 · Ping <FortiGate IP> to see if it is reachable (If PING is enabled on the FortiGate interface). 8 Oct 28, 2024 · This article describes how to resolve an issue where IPsec phase 1 is not coming up and the debug logs are showing 'ignoring IKE request, interface is administratively down'. IPv6 addressing mode. You can choose to Enable All logging or only specific types, depending on how much network data you want to collect. Jan 15, 2024 · Hi all ¡¡ I'm trying to configure an email alert when WAN2 interface from my fortigate with 7. diagnose debug console timestamp enable. 0. 11 goes dow, but its not working. Feb 10, 2012 · Hello guys. To configure a FortiOS Event Log trigger from the System Events page: Go to Log & Report > System Events and select the Logs tab. Solution: Note: The WAN interface flapping issue may be related to the ISP modem problem as well. Scope: FortiGate v6. Interface down doesn't help in that scenario. Jan 8, 2025 · Once configured, FortiGate will store the SLA information at the frequency defined in the configuration. x. If this is correct, and FortiGate DOES generate both logs (an interface down and an interface up log) at the same time, then of course the automation stitches trigger - they are each configured to act on an event log, and both event logs are generated Finally, the link monitor can cascade the failure to other interfaces. And if that interface is down, send an email advising that the interface is down. ) Select " Event Log" and " Notification" as your trigger. FortiManager Viewing event logs. Since 3 hours, the heartbeat interfaces goes up and down, causing log entries like 1 - "Heartbeat Jun 15, 2020 · Hello all. The log supports up to three interfaces assigned a WAN role and the interfaces are displayed in alphabetical order. 7 is asking for problems. There's an entry for interface state changes. In the event log I see these events coming up each time: 3/05/2011 6:09:16 information system 36870 interface-stat-change Link monitor: Interf Oct 17, 2024 · Hi gboaron, It seems like you are experiencing intermittent connectivity issues on your FortiGate 40F device, causing your LAN interface to go down and up, leading to failed ping tests and unstable internet for your customers. I'm also run a ping to detect if it goes down at all. Scope FortiGate interface management. The FortiGate can store logs locally to its system memory or a local disk. The interface f Hold down time to support SD-WAN service strategies Configuring a FortiGate interface to act as an 802. The following topics provide more information about the link monitor: Link monitor with route updates Jun 2, 2015 · Understanding SD-WAN related logs. 109 diagnose debug application ike -1. Port3 is independent interface (LAN or DMZ) The objective is: When wan1 is down or the ping server is not reachable, the default route is removed and port3 will be DOWN. System event log has alarm of port disconnected, Because , link monitor is dead. 'Link-monitor', instead, is a feature where FortiGate is a link health monitor that are used to determine the health of a single interface. end # config system automation-stitch. 8: Solution: When the health check of a shortcut tunnel interface fails, the following logs are observed in the SD-WAN Events: Apr 5, 2016 · Hi, I have a Fortigate 100D Cluster HA. edit 1. You should log as much information as possible when you first configure FortiOS. 10) connected to the same SW and I assigned IP addres If Addressing Mode is set to Manual, enter an IPv4 address and subnet mask for the interface. Because, I also have another FortiGate FW (only one, no HA, runnning OS 7. This can be changed from GUI or CLI. At the moment I am receiving such logs from pretty much all the interfaces but the WAN interfaces which seems very odd as basicly as soon as you connect a device to Internet Jan 6, 2025 · Hi @dingjerry_FTNT, . View the stored SLA logs via CLI: dia sys sdwan sla-log <name> <seq-num> To display the SLA logs per interface, use the By default, two interfaces are configured to be heartbeat interfaces on most FortiGate models. It is WAN interface bandwidth log. (change memory to fortianalyzer or syslogd if you're trying to use those). Under the GUI Preferences , set Display Logs From to the same location where the log messages are recorded (in the example, Disk ). Handler: Interface Down . set logid 20099. Dec 16, 2019 · This article describes possible root causes of having logs with interface 'unknown-0'. It' ll only cost you a couple of seconds without traffic. Apr 12, 2022 · What I am after is getting the Fortigate to log all the traffic that is destined to any of its interface (but mostly the external interfaces) and blocked/denied/dropped. Probably I'm forgetting some steps or doing something wrong. If there are no logs, check the following settings and make sure the category in question Oct 1, 2014 · *set update-cascade-interface Enable/disable update cascade interface, default: enable” [* It is advised to keep disabled as it may cause the production environment down , Make sure it's working before enabling it] **set update-static-route Enable/disable updating the static route, default: enable” Jun 2, 2013 · Understanding SD-WAN related logs. Solution Use the command indicated in the related document to list the FortiGate& Oct 25, 2019 · techniques on how to identify, debug, and troubleshoot issues with IPsec VPN tunnels. In addition to execute and config commands, show, get, and diagnose commands are recorded in the system event logs. Oct 16, 2024 · This cause can be confirmed by connecting a switch between the FortiGate and a modem. 10) connected to the same SW and I assigned IP addres Oct 22, 2024 · a scenario where interfaces of the Firewall deployed over the Azure cloud flap and how to resolve this issue. . 100, it notifies the BGP daemon to immediately bring down the BGP neighborship to 172. When using FQDN to connect, make sure it resolves to the IP address of the FortiGate correctly. If you can login to the modem (depending on what kind it is) you should see an up time counter. Configuring logs in the CLI. Disk logging must be enabled for logs to be stored locally on the FortiGate. Solution: This event ID can have two different outputs which separately describe whether the interface went up or down. Solution Use the below command to check the FortiGate Cloud connection. diagnose vpn ike log filter rem-addr4 10. Scope . FortiGate. This is the working sequence. Jun 4, 2011 · Understanding SD-WAN related logs. Are you expecting an uptime but for an interface? If so, your best bet is probably looking at logs (assuming you're writing to syslog or FAZ). Scope: FortiGate. All traffic is traversing normally, however when I look at Network->Interfaces, one locations Tunnel Interface Link Status is showing down. Mar 4, 2023 · To bring tunnels up or down: Go to VPN Manager > Monitor. Solution Identification. So, when I am on Site 1's Interface Link Status, it is showing as DOWN to Site 3, Same with Site 2 to Site 3. Customer wants always exit with wan1 but if this one flaps he prefers to go to wan2 and stay Make sure its actually allowed for the logging method you want to use. ScopeFortiGate, Azure. 3. Solution: After deploying a new firmware version on the FortiGate, the managed FortiSwitch status is Authorized/Down and FortiLink aggregate interface cannot link UP: On the FortiGate side: execute switch-controller get-conn-status <FortiSwitch_serial_number> Admin Status: Authorized / down Jun 2, 2015 · FortiGate-5000 / 6000 / 7000; NOC Management. ScopeFortiGate. Device: FG100E##### Severity: HIGH. 2) From debug commands ‘diagnose hardware deviceinfo nic’ on that interface This article describes the typical circumstances behind the 'Interface status changed'. The last packet receives a reply (FortiGate replied to the SNMP request). The same commands can be used to change the interface status of an individual interface in a group as well : Port 5 status is disabled. If you' re using PPPoE or DHCP on the WAN port you' ll see the assignment as well. 2 seconds is the default value - a calculation is shown below). Mind the logs are rotated, so you might need some scripting to keep the history record of required depth. By running the following commands, it is possible to check the status of the interface and receive or transmit packets and drops on the WAN interface (in this case Configuring a FortiGate interface to act as an 802. If the switch has logging functionality then the interface facing the FortiGate will be stable while the interface connected to a modem will be flapping. Solution Apr 12, 2019 · FortiGate. Nov 23, 2021 · This article esxplains the reason why interface status show as ‘down’ on all FPMs but show as ‘up’ on FIMs when the interface is connected. Health-check detects a failure:. 1, the 'diagnose vpn ike log-filter dst-addr4' command has been changed to 'diagnose vpn ike log filter rem-addr4'. Jan 6, 2025 · Hi @dingjerry_FTNT, . I was wondering how do i go about getting to the root cause of each phase2 down instance? I'd like to know if it was just due to DPD deciding FGT can't see the client for a period of time so it yanks the tunnel down or how to use a CLI console to filter and extract specific logs. Highly recommend you get to up to date code running a recommended release. A lot of remote access IPsec clients see random phase2 down messages. If Addressing Mode is set to Manual, enter an IPv4 address and subnet mask for the interface. ScopeFortiGate HA mode. The sample system event message(s) will be looked like below: Dec 11, 2013 · But seriously, ' link down' is an event logged. Solution In this example, when wan1 gateway detection (link monitor) fails, interface port3 will be disabled. That’s a physical connection issue. Health-check detects a failure: View session logs shows the underlying logs (historical) or sessions (real time). May 3, 2011 · Hi, We have a Fortigate-50b in a small office configured as a simple NAT router. However, the BGP daemon is unable to determine whether the event pertains to the primary or secondary tunnel interface. Automation Trigger: Specify log event ID and it is possible to filter for specific interfaces here for example: WAN1. 200. I believe FAZ and syslog have it enabled by default but memory logging does not. Scope: FortiGate v7. One method is running the CLI command: diag hardware deviceinfo nic X - Where X would be the port, for example wan1 Results: Glass-B # dia hardware deviceinfo nic wan1 Description :FortiASIC NP6LITE Adapter Driver Name :FortiASIC NP6LITE Driver Board :100EF… You won’t lose link lights from losing IP address. This article describes possible root causes of having logs with interface 'unknown-0'. When either the ISP or ADVPN goes down, the Firewall marks interfaces as DOWN on the GUI but in CLI, the interface appears up. config fields. Supported log types to FortiAnalyzer, FortiAnalyzer Cloud, FortiGate Cloud, and syslog Sending traffic logs to FortiAnalyzer Cloud Configuring multiple FortiAnalyzers on a FortiGate in multi-VDOM mode Oct 5, 2022 · FortiGate. Find and select the tunnel or tunnels that you need to bring up or down in the list. Oct 9, 2014 · There are two really good ways to pull errors/discards and speed/duplex status on FGT. Search Phrases shows entries of search phrases on search engines captured by a Web Filter UTM profile, with deep inspection enabled in firewall policy. 55) to receive notifications when a FortiGate port either goes down or is brought up. 2 seconds (1. Aug 16, 2018 · There are several options to look for such information: 1. The SNMP manager can also query the current status of the FortiGate port. as I shown above. Oct 16, 2017 · I have 3 sites, each with a Fortigate 100D and each with a IPSec Tunnel to the other 2 locations. Jan 3, 2025 · Internet and ADVPN interfaces are virtual on the firewall. Scope FortiGate v7. The heartbeat interface configuration can be changed to select an additional or different heartbeat interface. Drilldowns from other tabs end up showing the underlying log located in this tab. In this case, the log ID for 32695 corresponds to an event on the switch-controller and corresponds to a port change. Logging level must be as low as ' information' , though. 8 instead. Event log subtypes are available on the Log & Report > System Events page. 1) Interface shows up (green) on the Web Management GUI. A plan can help you in deciding the FortiGate activities to log, a log device, as well as a backup solution in the event the log device fails. Select the addressing mode for the interface: Manual: Add an IP address and netmask for the interface. Logs for the execution of CLI commands Log buffer on FortiGates with an SSD disk Source and destination UUID logging Configuring and debugging the free-style filter Logging the signal-to-noise ratio and signal strength per client Sep 6, 2019 · Description. I remember before, you can see it in System Event Logs. Notice that only the logs Event log subtypes are available on the Log & Report > System Events page. 2. See this document for more information on this deployment. Solution . Solution This scenario is relevant for Active-passive HA with SDN connector failover deployment. 1X supplicant Sample logs by log type. 1, TLS 1. 4 and above: diagn Aug 7, 2023 · This log message means that the HA Peer did not receive the HA Heartbeat packet within the HA Hold-down timer. As the first action, check the reachability of the destination according to the routing table with the following command: get router info routing-table Dec 17, 2010 · Two more ideas: - 4. For longer retention, we should have an external storage like FortiAnalyzer. 10. Any suggestion on same, we are running FortiGate version 7. Generally, such a log message is created, when a packet comes to a FortiGate and FortiOS and it can't find an existing session for it, although it is expected that it has to be already in place. 0 and FortiSwitch 7. Solution. You can use the following category filters to review logs of interest: Jul 30, 2023 · This article discusses a possible cause of the FortiGate interface status remaining 'down' after a power outage. how to check interface information (e. X, the FortiGate interface's status stays as 'down' after a power outage. FortiOS 7. I just dug through my event log until I found an entry that the tunnel was down and cut the info out of the event log 5. Also, to view details of the specific interface including speed, duplex and crc errors, use the following command: diagnose hardware deviceinfo nic abc <- abc is the interface name. The Event Log table displays logs related to system-wide status and administrator activity. x: Solution: Configuration. If you setup a link monitor you could accomplish this. Viewing event logs. /var/log/messages file on the appliance, look for interface related info. 3 and below: diagnose test application miglogd 20 FortiOS 7. I checked HA log , and saw it is normal. By default, the log is filtered to display configuration changes, and the table lists the most recent records first. Check the physical interface status of the WAN interface on FortiGate. Not all of the event log subtypes are available by default. set name "msg" set value "Link monitor: Interface internal1 This article describes a known issue where SD-WAN logs display the parent tunnel interface instead of the shortcut tunnel interface in specific health-check events. end # config system automation-trigger. In IKE debug logs, it can be seen that phase1 negotiation is successful, in phase 2, the negotiation stops when the responder is unable to process the There is a lot to consider before enabling logging on a FortiGate unit, such as what FortiGate activities to enable and which log device is best suited for your network’s logging needs. FortiSwitch, FortiGate. 1X supplicant Hold down time to support SD-WAN service strategies config log setting set local-in-allow Oct 29, 2019 · This article shows the new FortiOS 6. Commands to enable interface status up: config system interface edit <interface name> set status up end . uhhym iyplt aunpxhgv eok syicl iohrj ayh wioo hxwej qmpepy lxjjrgn vlnaqi yhvrusp rad gswy