Opnsense ipv6 gateway. I cannot ping the gateway.

Opnsense ipv6 gateway 7_5 and I could use some help. I ordered a second public IPv4 (for OPNsense as a VM in Proxmox) + IPV6 /56 subnet. This article shows how to set up TunnelBroker, Hurricane Electric’s IPv6-in-IPv4 tunnel, with OPNsense. 7 ! It wouldn't help then to just disable gateway monitoring again, instead one needs to completely delete the respective gateway to have it auto-generated again. Reason is that the IPv6 gateway is marked as "down". Now I've tried some thing different. Not sure why OpnSense uses it though since I have IPV6 configured to none on the interface. OPNsense. I am able to ping6 out to the internet already from OPNSense console. The LAN still maintains its IPv6 address and is still handing out working IPv6 leases to my LAN clients. the gateway shows as 'pending' It is setup with gateway monitoring pinging Google's DNS. requires the use of a DUID-EN for IPv6. However, eventhough my (linux) clients are receiving an IPv6 address from the specified range, they do not receive the IPv6 gateway associated with it. Additional context. Then manually re-make the IPv6 gateway using the previously saved Oct 16, 2024 · OpnSense hangs due to Ipv6 . Added Gateway pointing to 2a03::2002 and enabled Far Gateway (it's pingable and shows ping almost the same as my IPv4 configuration) Feb 9, 2022 · I recently upgraded my router to 22. Then I can use IPv6 for internet and IPv4 for internal LAN connections. This not accepted either, OPnSense states that the gateway address i entered does not fall within any of the subnets configured on my interfaces. If Prefix Delegation isn't set up on the other router and you don't have access to it, this unfortunately won't work. The address actually has changed already at least once, so whatever they have issued to me, it is not a fixed IPv6 * Added a Virtual IPv6 to my OpnSense appliance: 2a02:xx07:1020:902::1/128 I also tried with these additional settings, but Dec 4, 2024 · - OPNsense 24. Jan 8, 2025 · VPS having fqdn so it's accessible thorugh both IPv4 and IPv6. I tried several hosts and nothing is able to connect to the outside on ipv6. I am playing with this myself, and I still trying to learn the new world of IPv6 at the same time. Add an IPv6 address for your WAN Interface (I used 2001:41d0:8:411f::2). once your WAN has its IPv6 address you should see an IPv6 entry in systems-> gateway->single Then make OPNsense IPv6 and IPv4. Oct 17, 2023 · If gateway monitoring is active for an ipv6 gateway with an ula address, then the gateway or the service must be restarted after the opnsense restart. Oct 29, 2023 · I actually didnt realize my opnsense was running the legacy version, so I went ahead and upgraded to 23. Feb 14, 2024 · I defined that as a gateway in OPNSense and I can now ping ipv6. Every time I go in to the config screen, 'Disabled' is ticked. User actions. Nov 17, 2024 · Link local IPv6 address: fe80::1/64 (will be an auto generated one, this is needed for ndproxy. There should be the option as in PF-Sense to chose if just IPv4 or IPv6 or Both are created. 10 business edition is based on I've recently switched to OPNsense from OpenWRT as part of a switch from Comcast to CenturyLink. And there is the next issue. The source for internal hosts is the IPv6 IP of the internal host, not the "public" IP of the Sep 27, 2020 · AND having my NIC (Windows 10) setup with manual settings pointing to specific IPV6 address of opnsense as gateway and DNS Server. Any idea how I could still enable gateway monitoring w/o affecting my default IPV6 route? for policy based routing I need gateway entries for every interface. Quote from: mannp on September 02, 2023, 09:30:10 PM The interface summary for LAN does show an ipv6 /64 address listed yes. Nov 11, 2023 · When I do `curl -k https://\[opnsense lan ipv6 address\]` it connects to my opnsense. IPv6 address. 1. You can connect multiple routers but your range is routed to 2. It is the gateway and DNS server and does NAT to the Internet via its WAN address x. OPNsense 24. Navigate to Firewall > NAT > Outbound Nov 8, 2020 · OPNsense IPv6 Network Configuration. 6-amd64 FreeBSD 13. log. 129. Noticed today that for whatever reason my OPNsense doesn't have a default IPv6 route anymore. Main Welcome to OPNsense Forum. QuoteThe OPNsense is able to use IPv6, But the subnet of the LAN is not able to reach anything outside the /64. But the IPv6 gateway points to the loopback? I can get the ipv6 IP of a hostname, I can ping -6 the router, but not an external host. I had opened firewall for all ICMPv6 on WAN on all directions. EDIT1: Added info to specify that the weird IPv6 I'm getting in an interface is FD9C:xxx which is a ULA IPv6, probably some device created its own ipv6 network and is broadcasting it. All works great except for the failover test I just performed to my second OpnSense box. The LAN interface has been configured: 2 days ago · Client gets two specific IPv6 addresses from DHCPv6: one of the "global temporary dynamic" type and the other of the "global dynamic mngtmpaddr" type. 4. I disabled that interface, and the WAN_DHCP6 magically appeared. Sep 25, 2024 · The android devices are getting an IP address via SLAAC but no route/gateway. System | Gateways | Single . Which IPv6 address should be advertised to the client as default gateway? The static IPv6 address or the link-local address? In my setup the Dec 17, 2024 · There can only be one default at a time per ip protocol (ipv4, ipv6) in the system routing table. I enabled the option "Prefer to use ipv4 even if ipv6 is available" and the updates started working again. WAN interface is set to DHCPv6, it is getting the IPv6 delegated prefix. BTW: When trying to do a trace route from a connected client to any external IPv6 host, I can see, that the FIBER_DHCP6 interface is going to be used. This is no problem at all @IPv4, however, the IPv6 Gateway Monitoring Service stays down after every reboot and needs to be re-started manually. php. If that's not possible, you'll need to configure a static LAN Dec 29, 2024 · Having configured a wireguard interface with both an ipv4 and an ipv6 address from any provider (mullvad, proton when using some servers), the "hack" mentioned in the docs (broaden the v6 subnet and use the other ip as a gateway, mark the v4 gateway as a "far" one and use the VPN DNS address as the ip) works well. (running unbound dns on opnsense) but not IPv6 DNS server (forcing it to use IPv6 with -6) although I am not too familiar with IPv6, I set the DNS Server for IPv6 to fe80:: As soon as OPNSense receives an ICMPv6 type 134 (RA: Router Advertisement) from the Freebox, OPNSense removes the IPv6 default route The IPv6 default route comes back when I disable/reactivate the IPv6 gateway in web interface system_gateways. Author Topic: Initial installer/setup: ipv6 gateway not set as "onlink" (Read 2945 times) Another IPv6 setup help, I am running OPNsense 23. This is fine as the huge majority of customers use an AT&T provided gateway that connects to the ONT for fiber or copper for DSL. com I get "My Public IPv6: Not Detected" Any idea how to fix this? I'm running the latest opnsense version. I tried to set Static IPv6 but nope. i tried to configure the priority from the both gateways to different values. 6. And that works. I suspect there are two problems here. How to get an entry in the gateway table for these interfaces? The IPv4 entries get generated automatically. But I want the LAN clients to get a different IPv6 DNS server. This works for us. 7 Legacy Series IPv6 Rules with Gateway not working. Disable Carp IPv6, apply, re-enable, reboot RA. QuoteI can see the traffic from LAN reaching the WAN interface. com. This guide will setup a OPNSense behind a FB, handover delegated prefixes from the provider and configure local interfaces on the OPNSense to cope with dynamically changing IPv6 prefixes. Clients and the firewall itself (on the WAN interface) have their addresses properly assigned, but the route is missing, My IPv6 gateway existed prior to upgrading to v24 with the gateway stuff being migrated during upgrade. It now have IPs v4 and v6 on WAN. OPNsense get /64 prefix on both LAN/WAN interfaces 2001:- All traffic in OPNsense travels via interfaces. 4 the IPv6 Gateway IP is missing. I got an IPv6 address as well as /60 sub net assigned to my WAN, but when I try to ping the gateway directly from the firewall, all ICMPv6s get lost. When a gateway is set here, packets entering the I gave up and pulled the OPNsense box out. Now everythng is almost fine: ipv4 still works, on the ipv6 side I get an WAN ipv6, and a gateway. Previous topic - Next topic. If they are doing VRRP or something on the actual gateway IP they give out & this host goes down I suppose that will break my ipv6. Welcome to OPNsense Forum. The hosts on the [LAN] sides do have IPV6 addresses using both prefixes. So a very basic network. I ran pcap and saw neighbor solicitations from OPNsense to the ISP link local address. Any idea how I could still enable gateway monitoring w/o affecting my default IPV6 route? The IPv6 Address of the OPNsense LAN interface is right and i can ping it for the client: Code Select Expand. 123. I was wondering if there is a way to modify, or add IPv6 link-local addresses for each of my LAN interfaces (fe80::XXXX:XXXX:XXXX:XXXX/64). When I check the connection via whatismyip. Finally, set the Track IPv6 Interface to WAN, unless there is a special requirement which this document does not cover, set the IPv6 Prefix ID to 0. OPNsense will pick the first IPv6 address on an interface it finds, and only if it gets a ULA before a GUA will the bug occur. This client has internet access over IPv6, but its traffic is NAT-ed to the WAN VIP CARP IP, which is not how it should work in the IPv6 world (at least that's what I think). Remember that there is no NAT in a (sane) IPv6 configuration. OPNsense 16. I'm having trouble getting IPv6 (via 6rd) working on OPNsense 19. Windows not running DHCPv6. g. 7 Legacy Series [solved] no ipv6 outbound possible Default IPv6 Gateway is populated with appropriate routes and IPv6 internet access. This is the result of others posting their work across various forums, reading BSD docs, and plenty of testing as a result of needing something to do while being stuck at RA unmanaged, do not send DNS, advertise default gateway. Under RA for BRDG, I have RA set to 'assisted', source address as automatic, checked 'advertise default gateway', under DNS options checked 'Use the DNS config of the DHCPv6 server' I needed quite some effort to get the combination of Proxmox 7 and OPNSense on a Hetzner root server running. The problem occurs only with the dpinger. But this definitely prevents Unbound from starting. The computers on my LAN get a IPv6 address and the IPv6 DNS server points to the IPv6 address of my OPNsense. I've upgraded this system a couple of times, so when I set it up I was using the old instructions. 6-amd64FreeBSD 13. LAN Interface . php: ROUTING: keeping current inet6 default gateway 'fe80::c242:d0ff:fe94:814e%pppoe0' In particular, this part is where the failure seems to occur. I'm using Zen. All that is required now is to set the LAN interface to use assigned IPv6 prefix. Screenshots. 226 IPv6 link-local f180::a236:9acc:fe2f:ee14/64 IPv6 address 23c:10:8982:e910:a674:9f23:fe1c:ebc4/64 Compatible Versions pfsense - 2. 1q 5 Jul 2022 This doesn't cause a problem, but although I can disable the unused *_GW IPv6 gateway the status just gets stuck at "Pending" in OPNsense. And that is because when my dynamic IPV6 public address changes the same happens with my Jan 31, 2020 · i have the same issues. I'm happy to also provide logs but I'm not sure which ones? My IPv6 WAN link is configured with DHCP6 and I allow ICMP6 out on the 'Default allow LAN IPv6 to any rule' under Firewall, Rules, LAN. If I try and delete it, it initially gets removed in the UI, but then as soon as I apply the change it I wouldn't know . An IPv6 route population issue. The IPv6 gateway shows up fine in the dashboard gateways widget (The gateway for both IPv4 and IPv6 do not make sense, as that device is a server on my LAN - but if I add gateway addresses for the OPNsense device and give those a higher prio, then my internet connectivity fails for all machines on my LAN) There's another issue btw, in the Dashboard - gateway_titles widget, DHCP6 gateway doesn't show my ipv6 address all the time, even though there's one in the Overview - WAN. However, question is how do I setup my OPNsense appliance to act as router/gateway for the IPv6 range? I needed quite some effort to get the combination of Proxmox 7 and OPNSense on a Hetzner root server running. I think I have disabled gateway monitoring. If the server can determine the IPv6 gateway automatically, configure it to do that. The goal of the IPv6 gateway is to route IPv6 traffic through a Wireguard tunnel to a VPN provider. It listens to router solicitations and sends router advertisements as described in “Neighbor Discovery for IP Version 6 (IPv6)” (). I also disable gateway monitoring on single gateways no ipv6 outbound possible - Page 2. May see if I can find some VRRP packets & find a second LL address and then do gateway monitoring. OK, small update from my side: I "solved" this issue for now with a workaround: I setuped the gateway groups for IPv4 (Telekom and Vodafone) and IPv6 (only Telekom) and send every traffic from the LAN net to the GW Groups. S. But if I choose another interface it doesn't. Although I can not present you simple solution, a few things to check: Assuming "DMZ" is your uplink / gateway ("WAN") interface at OPNsense. Which makes sense if the gateway is wrong. Nov 25, 2021 · When creating OpenVpn Client Connection, IPv4 and IPv6 Gateway is created. IPv6 Rules with Gateway not working. 1/24 and can do DHCPv4 there. 5, Etisalat UAE ISP and need help with setting up IPv6. Sep 7, 2020 · I have a strange IPv6 behavior running my OPNsense 20. Aug 9, 2022 · The Rogers Modem has an IPv6 block and is doing DHCP for both 6 and 4 in Zone A. 0 OpnSense - 21. 2023-05-10T05:31:37 Notice opnsense Dec 30, 2024 · The thing I don't understand here is why it would want to add a host route to an IPv6 link local host which is already reachable by the magic of being link-local and actually the exact same link-local IP address looks like a local radvd/rtsold loop. Just had a reboot of my L2 switch behind the OPNsense box and the drama of endless WAN ip address changes for IPv6 started all over again. Thus, the gateway appears down as there is no route to it. Finally, I ordered a /56 (10 Euro one time for assignment although RIPE tells one should get a /56 and not a /65, nice cash cow), created two interfaces (one for routing between the host and OPNSense) and the other one as internal v6 interface between It wouldn't help then to just disable gateway monitoring again, instead one needs to completely delete the respective gateway to have it auto-generated again. Print. RA managed mode + DHCPv6. OPNsense OPNsense 24. For ease of configuration that gateway is added to the gateways section to enable Sep 26, 2018 · I have my WAN set to DHCP6 and this gives me a link local (fe80::) IPv6 address in the OPNsense gateway list. See attached Dec 4, 2024 · Dear all, On my wireguard gateway, I am monitoring the remote IP address. Also the Interfaces overview gives a both a valid IPv4 and IPv6 wan address. AT&T service in the U. Started by novel, February 13, 2024, 06:09:13 PM. You can also use the 'track interface' option for the WAN in OPNsense - YMMV. Go Down Pages 1 2. set the specific IPV6 gateway, into a rule that negates our own prefix ) -> Thus when something does not belong to our own "ipv6 networks", we route it out a specific IPv6 Jan 12, 2024 · When I turn on Track Interface (WAN) for my Servernet VLAN, OPNsense automatically creates a new gateway for me, "SERVERNET_TRACK6", which steals the default route for IPv6 traffic, rendering the protocol useless in my LAN. But clearly the interface has an IP. And for now, even if the IPv6 Gateways are not want / needed they are present under Gateways, and cannot be deleted afterwards (only disabled), or is there a workaround to delete Jul 25, 2024 · Well. Jan 19, 2024 · IPv6 gateway auto-detected: fe80::217:10ff:fe87:b386-> 1. Here is my scenerio for how my OPNSense Router is configured: -WAN uses DHCP6 (is able to acquire a LAN IP from Gateway) -I created the WAN rule requested for All:547 -> All:546. Spouse is much happier now. php: ROUTING: entering configure using defaults Jul 25 23:14:58 opnsense: /usr/local/etc/rc The default v6 gateway is fe80: so I had suspicions that this was considered a ‘LAN’ subnet and being blocked. Currently it is working and the routing table contains the following: ipv6 default <IP6 of my fritzbox as gateway address> UG NaN 1500 igc3 WAN1 ipv6 2606:4700:4700::1111 <IP6 of my fritzbox as gateway address> UGHS NaN 1500 igc3 WAN1 Aug 24, 2021 · The solution is to manually change the order of the IPv6 addresses after each reboot. to me, the noob I am with IPv6, this looks good, as obviously opnsense gets its address configured automatically by the ISP. Hi! After upgrading form 22. Then add the Proxmox host IPv6 address Jul 25, 2022 · I'm having issues getting public IPv6 addresses out to the LAN clients. I have a MultiWan Set-up with IPv6. 2-amd64 with IPv6 behind a FritzBox. With the latest version of OPNsense i get the same issue. 1-RELEASE-p2 OpenSSL 1. Select System ‣ Gateway ‣ Configuration and edit IPv6 gateway to add ‘fe80::ba0:bab’ as IP address. Sep 11, 2024 · The switch has a public and static /64 IPv6 subnet assigned to it. clear that one cal only select one or the other or to have a separate "Create IPv4 gateway group" and "Create IPv6 gateway group" options that only show the relevant interfaces. Otherwise configure it with the IPv6 address of the router on that Aug 14, 2020 · IPv4 works, but IPv6 never works after a reboot or after making any changes to the WAN interface (and applying those changes). I can still ping the LAN and WAN IPs, IPv6 on OPNsense is proving to be a massive pain in the ass. x I've (ttmcmurry) been working on this one for a while. 5, 2. So what is missing or wrong? I have IPv6 successfully working on my OPNsense router with KPN fiber internet using the option: "IPv6 Configuration Type Track Interface" on the LAN interface. 9 I used WAN Track interface and had solid IPv6 for years on my LAN and the WAN interface always had its own IPv6 assigned from the ISP. WAN Ip is assigned with DHCPv6 - however the default gateway does not appear to be set when the interface is configured. Select Interfaces ‣ [LAN] and set the IPv6 Configuration Type to ‘Track Interface’. For step 1 start with selecting Jan 5, 2025 · I'm currently facing an issue with my setup on OPNsense when attempting a PPPoE login. This will allow the gateway to ping6, otherwize in my configuration the gateway could not mount. However the issue with IPv6 persists. Using the IPv4 gateway instead of the group, everything works. I obtain IPv6 from my ISP thru DHCPV6. The problem: I can't reach (HTTP, ping, traceroute) any IPv6 hosts beyond the OPNsense firewall/gateway from either clients, or the OPNsense box itself. For both ip protocols (ipv4, Mar 12, 2021 · So I configured OPNSense to get an IPv6 address via DHCPv6. The correct IPv6 default gateway can be manually Mar 9, 2024 · Hi OPNsense team. address-IPv6 set to Track Interface "WAN" On WAN I get a routable IPv4 and IPv6 I'd like to tell you one information about my experience with all images of OPNsense what I had: the only one that works without any problem (with IPv6 Gateway & directly connection over PPP0E or behind Fritzbox) was 18. Dec 17, 2024 · OPNsense supports native IPv6 as well as tunneled IPv6. I get an IPv6 gateway and the gateway is also showing in the default routes. Additionally, the radvd configuration was empty even though radvd was enabled on multiple May 10, 2023 · With the ISP equipment set to bridging mode, opnsense obtains ipv4 and ipv6 as expected on reboot. OPNsense get /64 prefix on both LAN/WAN interfaces 2001:--redacted--/64; LAN clients also get /64 address 2001:--redacted--/64; Code Select Expand. pings to internal ipv6 address works. The interesting thing I noticed this morning is that the upstream gateway IPv6 address (non LL) is actually showing up in "ndp -a" (where I don't recall that being the case previously). 8. For this i'm using the DHCPv6 service. For IPv6 it's not working though. I have an IPv6 only network with Tayga installed. After rebooting the IPv6 gateway icon is green online but the IPv4 icon is red with offline. The newly created interface must now be set as the default IPv6 gateway under System ‣ Gateways ‣ Configuration by editing the new gateway entry TUNNELBROKER_TUNNELV6 and Mar 1, 2023 · Configure the server to have a static IPv6 address using the currently-assigned /64 prefix for the subnet in which it is located (i. My RG is in passthrough mode so my OPNsense router gets the public IP. Perfect! Then, I have configured: Interfaces -> LAN -> IPv6 connection type -> track interface Interfaces -> LAN -> track IPv6 interface -> WAN, prefix ID 0, allow manual adjustment Interfaces -> WAN -> IPv6 config type for policy based routing I need gateway entries for every interface. opnsense-log would always say /services_dhcpv6. OPNSENSE: Within opnsense side i've added 2a03::2003/124 to existing WG Instance and also added ::/0 to Allowed IPs section. I have run in to an odd problem, in that I can no longer enable an IPv6 gateway. Perfect! Then, I have configured: Interfaces -> LAN -> IPv6 connection type -> track interface Interfaces -> LAN -> track IPv6 interface -> WAN, prefix ID 0, allow Dear all, On my wireguard gateway, I am monitoring the remote IP address. Then add the Proxmox host IPv6 address (2001:41d0:8:411f::1) as gateway under System -> Gateways -> Single as GW_WAN6. Finally, I ordered a /56 (10 Euro one time for assignment although RIPE tells one should get a /56 and not a /65, nice cash cow), created two interfaces (one for routing between the host and OPNSense) and the other one as internal v6 interface between Thus I've just kept IPV6 disabled on the WAN and LAN interfaces of the OPNSense box just because I haven't had the time at any point in 10 years to sit down and re-learn how to properly firewall off ipv6 so I don't have unintentional leaks. In 22. No, ping from opnsense itself works on "default" interface which I believe is WAN. /system_gateways. 7, the ipv6 gateway is shown as offline and cannot be started from GUI anymore. In the world of IPv4, the way I've normally set it up is: 1. OPNsense has its ipv6 gateway set to the link local address of my ISP's machine. 9_1 configured for SLAAC with Unmanaged RAs ('A' flag) and DNS RA option. I attempted to use the static IPv6 address method, with no success, and manually populating the gateway IP. This guide is based on a Vodafone Cable connection (formerly Kabel-BW) and an AVM Fritz!Box Cable 6591 running Fritz!OS 7. Ping to the IPv6 from opnsense workes, but the gateway monitoring using the same IPv6 doesn't work. I can ping to Internet from WAN interface, but when I try to ping from LAN or Dec 17, 2024 · This guide will setup a OPNSense behind a FB, handover delegated prefixes from the provider and configure local interfaces on the OPNSense to cope with dynamically Sep 14, 2024 · Verify that two gateways were created automatically at System > Gateways > Configuration: one for IPv4 and IPv6, respectively. I have not setup outbound NAT because I don't think it requires that. 8-amd64 in a Proxmox virtual machine. 10 it runs good with reboots but now i upgraded to 20. But than again, doing opnsense-revert -r 24. I'd like to get IPv6 working properly, and have found a couple of threads from a year or more ago regarding changes to the dhcp6 conf file for multiple ia-pd and id-assoc entries to get multiple /64 delegations, for pfsense. C:\Users\MyUser I use some VLAN here. If you perform a traceroute 8. When I add an IPv6 gateway on my WAN interface via the web interface, it does not create a route to the gateway. 8-amd64 FreeBSD 10. Since there can only be one active default gateway, we need a method to figure out which one to use. Uncheck Advertise Default Gateway Use the DNS configuration of the DHCPv6 server EDIT: I rebooted the Uverse fiber gateway, which changed Allocation to "DHCP". The gateway is added as default route to the WAN without any issues, as I can tell from the route. php: ROUTING: IPv6 default gateway set to wan Feb 17 13:53:54 Jan 24, 2016 · LAN -> OPNsense -> WAN with Upstream Gateway to the router with a fixed external IP address WAN is a SDSL line with a router and a small /29 network assigned. x, 22. 10 Production Skipping gateway WAN_DHCP6 due to Feb 13, 2024 · But if you connect the OPNsense WAN to the WLAN bridge and your laptop to the OPNsense LAN, Prefix Delegation is required so OPNsense can provide an IPv6 address to your laptop. Although irrelevant for OPNsense, all of this worked a few days ago in pfSense. Send IPv6 prefix hint checked Use IPv4 connectivity checked On the Windows servers I used the prefix provided and set static IPv6 Addresses using the prefix with ::2 and ::3 for each. What may - or may not - be of interest is the fact how I get the IP addresses assigned: Sep 7, 2021 · Hi all - trying to figure out this problem with opnsense. 5_4. 7 Legacy Series I'm in the process of setting up a Proxmox server, which needs a static IP assigned for both IPv4 and IPv6. What does reach mean? Name resoultion, PING, HTTP, physical proximity? Please state your observation more precise. Using the gateway group in firewall rules, the traffic is pushed through the default gateway. , for the interface with which the subnet is associated). ipv6: fe80::be24:11ff:xxxx:xxxx/64 gateway: 80. If I attempt to remove it, it gets automatically re-created, so no luck there. This is due to the fact that the firewall requires an address of the right family (IPv4 / IPv6) to be present on the interface, which can not be guranteed based on its configuration at the moment. Dec 30, 2022 · Rename "Redirect Gateway" to "Redirect IPv4 Gateway" Add a new GUI Option: "Redirect IPv6 Gateway" which will set push "redirect-gateway ipv6" to the openvpn config file. (1) you get a prefix delegated large enough on DMZ May 4, 2021 · static ipv6 ipv4 upstream gateway is set to provided ipv4 gateway address upv6 upstream gateway is set to auto-detect ping6 udp connect no route to host system/routes/status there is no default gateway for ipv6 i tried adding a gateway in system/gateways/single with the provided ipv6 gateway address with checks on upstream gateway and far gateway. You can also disable default gateway assignment in the DHCPv4 server settings to make sure nothing ever tries to connect to the Internet using IPv4. Opnsense gets an IPv6 WAN address from my ISP, and can itself ping remote servers with IPv4 and IPv6. The IPv6 entries don't. All of this is managed with OPNsense and my managed switch. The address is outside of the prefix-> 2. Quote from: mannp on September 02, 2023, 09:30:10 PM Nov 21, 2024 · 2a01:x:y:z:124::/80 as a subnet for vmbr1, namely as an IPv6 LAN for the OpnSense. radvd (the service responsible for this functionality) is the router advertisement daemon for IPv6. php: dhcpd_dhcp6_configure() found no suitable IPv6 address on <interface>. 4 opnsense and reboot, wg only ipv6 showing on whatismyip, -> interface wg off save and on, That IP is the default gateway ip I see in opnsense gateway-page from the ISP connection. IPv6 gateway rules. 29 . I also noticed a RA from a Another port (igc3) has a wireless connexion, which supports directly both IPV4 and IPV6, this is my [HERTZIEN] interface, with both and IPV4 and an IPV6 gateway on the other side of the wireless link. So I can give clients connected to it any address from it, specify the datacenter router as gateway and that works. OPNsense 23. Eventually, however, it will stop working and Opnsese routes fd00 packets into nirvana. I am trying to setup NPTv6 for my home with my ISP which provides IPv6-PD as /56. Kind regards, I changed internet service from VDSL to fibre recently and was reminded there is still a problem with OPNsense not being able to determine the IPV6 gateway address, resulting in the WAN_DHCP6 gateway not working unless the monitor IP address is manually set to the address of the gateway. Nov 8, 2020 · OPNsense IPv6 Network Configuration. Dec 17, 2024 · There are two steps for providing IPv6: Provide IPv6 to your WAN and the firewall itself. Now I am on 23. Dec 24, 2023 · Welcome to OPNsense Forum. I am aware that when using dynamic addressing via RA/DHCP, clients typically get a link local gateway advertised to them, rather than the routable address. So I also realized I had an old interface setup for my openvpn configuration, which was the "active" IPv6 gateway. When I manually add the route via SSH . 208. Good. I did not want to use the gateway as it has tiny NAT tables, breaks prefix delegation, and causes issues with random address renewals. Feb 11, 2023 · Example of static IP on a client device, note the field for gateway is the same as the static LAN Interface IPv6 address: Because the limited OPNsense IPv6 guides I've found all use "track interface", it is my belief that there is some kind of a bug affecting environments running static IPv6 addresses. com from this IPv6 address it received from the console. This might be due to the assumption that there is no NAT so everything shall be reachable/attached directly. novel; Full Member; Posts Under Interfaces > WAN port, I changed "IPv6 Configuration Type" from DHCPv6 to SLAAC, applied, the changed it back to DHCPv6, and /interfaces. Ping to an ipv6 address on another sub-nets works. google. OPNsense 22. Code Select Expand. Feb 16, 2024 · Author Topic: Initial installer/setup: ipv6 gateway not set as "onlink" (Read 2945 times) Jan 23, 2019 · From multiple experiments with the BSD IPv6 implementation it looked like the stack refuses to use a gateway that does not lie within its own configured IPv6 subnet. I checked dhcp6 gateway has been created, its up and green. 1_6-amd64 I run into the issue that (almost) each morning after turning off my cable internet modem over night my default route is gone and not reestablished. This is the dialog I'm talking about inside the "Create Gateway Group" GUI: Environment. Every network has it´s on IPv4 /24 Range and a IPv6 Prefix (track from WAN) Here are my Settings I currently have ipv6 disabled on LAN since LAN devices are experiencing high initial connection latency due to trying ipv6 addresses and timing out. Sometimes I need to restart or reenable the ipv6 gateway. Yes, this setup needs the router IP from the /29 in the WAN gateway settings. 4, I will update to 23. Set DHCP to not issue addresses in a range. LAN interface is set to static IPv6, with fddd:xxxx:yyyy:z::1/64. y. Here is what I have so far: IP Passthrough setup on my ATT NVG589 Gateway. OPNsense Forum English Forums 24. standard priority is 254 on both and i used 1 for the ipv6 gateway and 2 for the ipv4 gateway. The gateway also has an ipv6 address. My OPNSense server is showing a IPv6 address on the Wan port: IPv6 link-local fe80::XXXXX:814d/64 IPv6 address 2607:XXXXX:814d/64 IPv6 gateway fe80:XXXXX:691f Yet the LAN port shows nothing for IPv6. It is also able to send ULA addresses to Jan 13, 2022 · DHCPv6 is not populating the IPv6 default gateway when using pfatt to bypass AT&T RGW. There is really nothing special about my setup. Just not leaving the router. 11 to OPNsense 23. The OPNsene is in every Network (VLAN) the Default Gateway, DHCP, NTP and DNS Server. 7. 1 from 18. afterwards, the IPv6 connectivity will be stable even without promiscuous mode enabled. 7 this evening. I run it with the previous OPNsense release (24. 1w 11 Sep 2023 Apr 15, 2024 · What is striking is that the IPv6 address on the FIBER_DHCP6 interface has the status "detached". For the network I used the bridget method over the MAC address. I've set static IPv6 addresses for my PPPoE interfaces and " IPv6 Upstream Gateway" is set to "auto detect". Currently it’s not possible to use gateways without an address (Interface option “Dynamic gateway policy”) inside a group. No matter what IPv6 settings I make for fiber and LTE in OPNsense, nothing changes. since they changed the monitorgateway to dpinger i have this problems only with the ipv6 gateway. Describe alternatives you considered. I got a /64 IPv6 block from the provider. The DNS servers are set to forward requests to Cloudflare I had to manually enter the IPv6 address of the OPNsense box in the default gateway field. Interfaces; Orange France FTTH IPv4 & IPv6; Update IPv6 Gateway. But ping from the OPNense shell to the IPv4 gateway gives a reply with now problem. Alternative is to add the string: push "redirect-gateway ipv6" to the advanced options. At his point i As soon as OPNSense receives an ICMPv6 type 134 (RA: Router Advertisement) from the Freebox, OPNSense removes the IPv6 default route The IPv6 default route comes back when I disable/reactivate the IPv6 gateway in web interface system_gateways. I tried entering my local IPv6 address as a gateway, which strangely IS accepted, but off course does not work. . I'm really fed up with IPv6 and Opnsense. com PING github. xxx, fe80::200:5ff:fe02:1 to me, the noob I am with IPv6, this looks good, as obviously opnsense gets its address configured automatically by the ISP. Now I'm struggling a bit because I wanted to only connect one OPNsene to that switch and have my clients on another switch of mine behind OPNsense. newwanipv6 fail With these, the router OPNsense itself could get an IPv6 address, and I can ping google. 0, 2. Log in; Sign up " Unread Posts Updated Topics. Main Menu Home; Search; Shop; Welcome to OPNsense Forum. I am running 23. It is the default IPv6 Gateway of OPNsense CPE. com from OPNSense box. I typed that one in the WG gateway. This is running 23. I'm looking for some pointer in how to troubleshoot an offline IPv6 gateway (I just set it up, it never worked). What I have noticed is the the dhcpcd service is not running. Probably the OPNSense VM cannot receive the Route Advertisement from the fe80::1 Gateway ? I don't see anything in the Proxmox VE Firewall Logs though EDIT: I see lots of traffic on the Loopback Interface, not sure if this is normal. 7, 24. 168. Reset my AT&T gateway to be the firewall/router. Rename "Redirect Gateway" to "Redirect IPv4 Gateway" Add a new GUI Option: "Redirect IPv6 Gateway" which will set push "redirect-gateway ipv6" to the openvpn config file. 5. Set IPv6 Relay to DC and make sure DC does not use OPNsense IPv6 DNS to prevent a DNS loop :) Even if Windows clients for some reason get OPNsense as DNS6 server, it will be relayed to DC. Dec 4, 2024 · In general, OPNsense IPv6 router chain behind a FritzBox works fine. While I successfully get an IPv4 address assigned, and it seems like an IPv6 address is Jan 4, 2019 · I've configured a basic IPv6 setup (internal LAN) just for testing purposes. Cheers When OpnSense is rebooted, IPv6 works for a couple minutes, then it just stops working. Oct 5, 2021 · I have a /64 IPv6 range, and am trying to use part of this range to hand out IPv6 addresses to some of my clients/servers. Thanks! IPv6 gateway reported as offline when there is a ULA address on the WAN interface because dpinger binds to the wrong address. I was able to get IPv6 on the WAN and LAN interfaces as well as LAN clients seems to get the IPv6. After that, it came up with a valid IPv6 address (/64 block size), and a single /64 delegated prefix, as well as a v6 DNS server from the gateway. 2-RELEASE-p14 OpenSSL 1. It resolves github. By default, WAN and LAN are assigned, but many more are possible, Static IPv6 configuration. Those that are IPv4 only, won't so they won't try IPv4 and time out. To simplify the gateway of my servers in theses LAN. Feb 17, 2019 · after upgrading to 19. If you are lucky, NAT IPv6 to a fd00 address will work. 10. On OPNsense WAN-IPv4 set to DHCP-IPv6 set to DHCPv6 On OPNsense LAN-IPv4 set static 192. Prior to 24. Also if you just enabled In the interface overview the public IPv4 and IPv6 address is shown and also the gateways (screenshot attached). xxx. They get bot a IPv4 and a IPv6 DNS (pointing to OPNsense). No IPv6 gateways, gateways monitored, gateway groups working in firewall rules Clients are properly getting the upstream IPV6 gateway as their default gateway as well. Add GW_WAN6 as a the IPv6 upstream gateway for the static IPv6 configuration for the WAN May 8, 2023 · I'm still new at opnsense, I have some networking backgound but firewalls are not my primary area of expertise. - On first connection to switch, clients are sending Router Solicitation and generating the initial IPv6 temporary address with the correct /64 prefix from the RA. Jun 1, 2023 · I had it also working on OPNsense at some point, but I'm unsure what I changed to break it. The problem is that with this method, I cannot setup pihole to act as my DNS IPV6 server the same way it works with IPV4. - Wireshark capture is showing periodic RAs being broadcast on VLAN subnets. php: ROUTING: IPv4 default gateway set to wan Jul 25 23:14:59 opnsense: /interfaces. Nov 4, 2020 · OPNsense Forum » Archive » IPV6 gateway / Router advertisement « on: November 04, 2020, 11:18:16 am » Hi I have a strange problem with the ipv6 gateway setting. it was enabled on my ipv4 gateway as well. This MAY work for a while. Oct 21, 2021 · I have IPv6 deployed and working in a few VLAN's. OPNsense Forum Archive 23. With these advertisements hosts can automatically configure their addresses and some other parameters. Hi all - trying to figure out this problem with opnsense. com (64:ff9b::8c52:7903) The 3rd hop should be OPNsense's upstream IPv4 gateway. There's enough stuff that will use IPv6 out there that it has to work if you're going to have it enabled. Both WAN's work great in terms of IPv6 individually (e. May 30, 2023 · very occasional poster here and for the most part OPNsense has been pretty faultless. 2-RELEASE-p3 OpenSSL 1. ping github. After that, OPNSense was mightily confused and refused to do anything, so I rebooted it, too. ) IPv6 Configuration Type: Static IPv6 IPv6 address: 2001:db8:aaaa:bbbb::1/64 set WAN as static IPv6 with same address but /128. z. This is what happens: Jul 5, 2016 · Since my last post I've changed the setup by moving the PD setup to the advanced section of the WAN setup. It can also serve as a gateway for IPv4 with the IPv6 2a01:x:y:z:123::1/64. Can you see the traffic leaving the WAN interface? First post here, thank you for this great firewall, which I am currently trying to configure for my needs with IPv6. After disabling and enabling the IPv6 gateway everything works fine until the next reboot or until applying any change to the WAN interface. I managed to force the OPNSense box to use a specific IP and DMZed the IP from the gateway. 1 and also got AT&T fiber. Sep 2, 2023 · Sky provide a /56 IPv6 delegation, they do not provide a global IPv6 address on the WAN interface, this is link local only. Feb 11, 2024 · I can ping the WAN IPv6 gateway from clients in the LAN as well as from the OPNsense itself, so I wonder why dpinger of the monitor IP of WAN IPv6 goes down as soon as WAN2 also gets IPv6 assigned. For IPv4, I was able to setup OPNsense via MAC address without any problems. I cannot ping the gateway. I have been using pfsense with ipv6 for many years and have even used opnsense in the past. IPv4 gateway 131. 8, does this gateway actually respond? Quote from: Grashopper on November 04, 2024, 09:16:20 PM [SOLVED] Adding IPv6 static route for rc. on opnsense 19. IPv6 is intended to be dynamic in as many aspects as possible, to avoid any situation where static information is set. In the logging I don't see any blocks. I am trying to setup IPv6 for my OPNsense router. Sure enough when I configure that ::2 address and ::1 as a gateway IPv6 works and I can ping, browse etc. 11 now. This may differ from one installation to another based on your ISP. 0. Dec 27, 2016 · i can ping the ISP ipv6 gateway from the router; i do not get a prefix (afaik) and my lan interface does not announce a ipv6 prefix; opnsense needs to use a ip address from the assigned prefix; opnsense must ask for a prefix; My current WAN config (yes/no means i tried both) IPv4 Configuration Type PPPoE Dec 17, 2024 · Router Advertisements . A Gateway population issue. To Reproduce. If gateway monitoring is disabled, then the service or gateway starts normally. Provide IPv6 to your LAN including the clients behind it. 9 , & the configuration that I made on it was the same of today on 18. Unlike your config I've got the WAN set up for DHCP (rather than going fully static). 1 and i Nov 9, 2023 · Cannot add IPv6 Gateway Address because no IPv6 address could be found on the interface. The OpnSense thus manages your LAN with 192. 87. 9_1-amd64) on 2 different locations. Apr 28, 2024 · then it reports an IPv6 address, a Gateway, DNS servers and the IPv6 prefix delegation (2001:1111:1111:9700::/56) If you want OPNsense to negotiate the /56 prefix delegation with your ISP, you'll need to set the other router to bridge mode or replace it with an actual modem. 2g 1 Mar 2016 thank you in advance I know this is a free product etc But really the IPv6 implementation with PD is completely broken as far as I can tell. marjohn56; Hero Member; Posts 1,706; Another IPv6 setup help, I am running OPNsense 23. Dynamic IPv6 : Automatic fail-over to a Fallback Gateway fails. The DHCP6 gateway has a internet monitor IP (2606:4700:4700::1111). e. Feb 17 13:53:54 OPNsense opnsense: /interfaces. The IPV6 prefixes on fiber and wireless links are different. I'm running into strange behaviour with IPv6 Gateway Groups in Firewall rules. My clients get a IPv6. I can say that (at least for my isp) the IPv4 address is assigned during the PPP IPCP phase and that the IPv6 prefix is handed out via DHCPv6 and not via PPP IPV6CP. Your Router Gateway: 3A03:6970:C131:1::2/64 : range is routed to 2. I’m really not sure what assumptions it’s making differently. Mar 25, 2022 · Fired up my (t)rusty Dualcomm ethernet tap and captured all traffic between my isp and the OPNsense box during boot. IPv4 is unaffected and LAN clients receive valid IPv6 addresses via SLACC. Now I can ping from opnsense and LAN outside IPv6 addresses, my website is reachable from outside via IPv6. BRDG: IPv6 set to 'track interface' with parent interface of WAN1, assigned a prefix ID of 1, allowed manual adjustment of DHCPv6 and Router Assignments. The issue is that there is no rtsold process anymore pickup the prefix from WAN and also dhcp6d can not be started. I have PPPOE wan connection and I have turned off ipv6 on both the LAN and WAN interfaces but under GATEWAY it still shows an ipv6 listing. freai gcij pxqh jjnu ilojp drdepb yxui kaglrsio opfbhpd mfijhn