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    VTI Palo --> Pfsense dynamic routing (OSPF)

    Scheduled Pinned Locked Moved IPsec
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    • H
      heinola @heinola
      last edited by

      @heinola

      Getting closer but in INIT state:

      OSPF Neighbors
      /usr/local/lib/libfrr.so.0: Unable to relocate undefined weak TLS variable

      Neighbor ID Pri State Dead Time Address Interface RXmtL RqstL DBsmL
      192.168.20.2 1 Init/DROther 38.764s 172.27.67.250 ipsec1:172.27.67.249 0 0 0

      M 1 Reply Last reply Reply Quote 0
      • M
        michmoor LAYER 8 Rebel Alliance @heinola
        last edited by

        @heinola check the Palo Logs
        Monitor - Traffic.
        Should be rather easy to see if the packets are coming in.

        Also I’m assuming you have open rules on each side for testing? Permit any any?

        Not understanding this rule.
        Ipsec --> allow any TCP any PROT from any

        OSPF doesn’t use TCP.

        Firewall: NetGate,Palo Alto-VM,Juniper SRX
        Routing: Juniper, Arista, Cisco
        Switching: Juniper, Arista, Cisco
        Wireless: Unifi, Aruba IAP
        JNCIP,CCNP Enterprise

        H 1 Reply Last reply Reply Quote 0
        • H
          heinola @michmoor
          last edited by heinola

          @michmoor

          sry I ment this:

          122ddba1-fda6-4f54-8f35-7be84f8e2d27-image.png

          One the PA the tunnel interface is in the trusted zone

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          • M
            michmoor LAYER 8 Rebel Alliance @heinola
            last edited by

            @heinola you didn’t tell me what the firewall logs look like on the PA. Every zone needs firewall rules

            Firewall: NetGate,Palo Alto-VM,Juniper SRX
            Routing: Juniper, Arista, Cisco
            Switching: Juniper, Arista, Cisco
            Wireless: Unifi, Aruba IAP
            JNCIP,CCNP Enterprise

            H 1 Reply Last reply Reply Quote 0
            • H
              heinola @michmoor
              last edited by heinola

              @michmoor
              Made Palo side of VTI IP able to be pinged but not visa versa: VTI Gateway status is good
              4d40d955-858d-45ab-b50a-2e612d1bc0ae-image.png
              c434f29a-0027-441f-9b64-6005d0690da5-image.png

              I see the neighbor has been seen but not fully:
              b06546b7-2672-45e7-ab9d-5f379bd0b86e-image.png

              Only traffic I see on that Palo is the gateway ping alive gateway from the Pfsense:

              Palo tunnel interface is part of trusted zone that uses intrazone default rule only. ( this is what the other Palo's are using for there ipsec VPN's as well. So it has to be something with ospf not fully forming to add routed needed on both side. But it is getting closer. I will keep playing around with it.

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              • M
                michmoor LAYER 8 Rebel Alliance @heinola
                last edited by

                @heinola I’m pretty sure the problem is on the PA side as you are seeing the Init state which means you are receiving hello packets/
                As you haven’t shown your traffic logs on the PA I can assume you don’t have access to that firewall. Have who ever manages it see if drops are being seen. You need a rule for this.

                Firewall: NetGate,Palo Alto-VM,Juniper SRX
                Routing: Juniper, Arista, Cisco
                Switching: Juniper, Arista, Cisco
                Wireless: Unifi, Aruba IAP
                JNCIP,CCNP Enterprise

                H 1 Reply Last reply Reply Quote 0
                • H
                  heinola @michmoor
                  last edited by

                  @michmoor

                  **Figured it out:

                  It didn't like the multicast so much. So i did the P2P**

                  c2cbca94-6731-4edf-b2ad-5365ef2a4d12-image.png

                  098394b0-2b6c-4d5f-95e3-c60d53d445c6-image.png

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                  • M
                    michmoor LAYER 8 Rebel Alliance @heinola
                    last edited by

                    @heinola glad it's resolved. The explantation by Palo about what P2P does is a bit confusing

                    50b271b9-526a-4228-a7cf-af3c8b26d9c4-image.png

                    p2p automatically discovers neighbors but it doesnt state how...i would assume multicast as thats done on Cisco or Arista

                    But Broadcast also automatically discovers neighbors but it states through multicast.

                    So whats the difference?

                    The only option there that would make sense is p2mp where you use Unicast but thats not what you selected.

                    Firewall: NetGate,Palo Alto-VM,Juniper SRX
                    Routing: Juniper, Arista, Cisco
                    Switching: Juniper, Arista, Cisco
                    Wireless: Unifi, Aruba IAP
                    JNCIP,CCNP Enterprise

                    H 1 Reply Last reply Reply Quote 0
                    • H
                      heinola @michmoor
                      last edited by

                      @michmoor

                      You got me there.. it should of worked the other way that is was.

                      It has to be something with the numbered tunnel interface and how it Nat's maybe?

                      remote subnet >> PF virtual tunnel ip >> tunnel ------- tunnel >> pa virtual tunnel ip >> local subnet.

                      Looks like all our tunnels are part of the trusted zone ( same as internal network). No rules applied here would work.

                      Has to be NAT PAT thing on the virtual tunnel ip thats all i got..

                      Hope this help someone else out a bit ty michmoor

                      H 1 Reply Last reply Reply Quote 0
                      • H
                        heinola @heinola
                        last edited by

                        @heinola

                        Think its like:

                        broadcast = hey everyone ( please sir can i have some more )
                        p2p = hey you xxx.xxx.xxx.xxx ( give me what i want )

                        or am i way way off

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