NAT (Network Address Translation) is a technology most commonly used by firewalls and routers to allow multiple devices on a LAN with 'private' IP addresses to share a single public IP address. First, identify the interface on which Network Address Translation should be disabled. 2. Might want to look at a netflow collector/analyzer. Requirements. Many gateways offer these settings, but not all. Modify the /usr/lib/unifi/data/sites/default/config.gateway.json file to include a rule that disables NAT. Is it, essentially, completely transparent, or would I need to change my network addressing? It would be really nice if they added this as a GUI option. Step2. It's also dead simple to put it in 'passive/bridged' mode, where it filters (and measures) everything between my Edgerouter 4 and my LAN. Currently I just have the 2 x NanoHD and controller on QNAP NAS, and was hoping to "fill out" the Unifi dashboard with useful info like traffic type and quantity per device, web urls accessed, that sort of thing. Most systems using NAT do so in order to enable multiple hosts on a private network to access the Internet using a single public IP address. First, identify the interface on which Network Address Translation should be disabled. The following terms are used in the NAT process: Pre NAT Source The source IP address + port of the host on the LAN (192.168.1.10 : 2000 in the example below) before NAT translation. I love being able to jump back into my home network via OpenVPN, it’s much more secure, easier to set up and is supported by quite a few high-quality clients across all … The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Um das Problem zu lösen, darf das USG nicht auch nochmal NAT machen, also wird diese Funktion deaktiviert. Looks like you're using new Reddit on an old browser. This is a guide for disabling the Network Address Translation (NAT) function on the Ubiquiti Networks UniFi Security Gateway (USG). NAT hat erst mal mit der Firewall und Exposed Host gar nichts zu tun und das macht dann die Fritzbox weiterhin bei Übergabe der Daten ins Internet, nur Doppel-NAT also NAT bei der Fritzbox und am USG kann zu Problemen führen. In the process, the source IP address and port of the LAN hosts (Pre-NAT) are translated to the WAN IP address of the router and a random port is assigned (Post-NAT). Select Devices from the navigation Then you click on NAT and set the start and end port and IP address as explained in the video. Because all sites are the same IP subnet scheme traffic will not pass through the tunnel. This will reapply all configurations to the USG, including custom settings written to the config file. For the USG … Your local LAN will be your source address. The custom configuration uses rule 5999 because NAT is performed by a static ruleset of 6000-6002. There is no User Interface option currently to disable NAT. Scenario Step. This imposes a double NAT situation where the “public” IP address of the USG is a private RFC1918 address and this instantly breaks Ubiquiti’s easy … For the USG-PRO-4, the physical WAN1 port corresponds to the ETH2 logical interface. The DPI capability and reporting on the USG is crap. There is no User Interface option currently to disable NAT. I'm tempted to get a USG for the DPI functionality, but I don't want to stop using pfSense as router. https://community.ubnt.com/t5/UniFi-Routing-Switching/Guide-to-disabling-NAT-on-USG/td-p/2012460. Does Pfsense export netflow, slow, or ipfix? This will disable the gateway’s NAT, firewall, and DHCP functions and reduce it to a simple internet modem. Currently my network looks like: PPPoE connection > pfSense 192.168.0.1 > Netgear switch > NanoHD x 2, Wifi & Wired Devices all under DHCP 192.168.0.2 to 192.168.0.50. SSH access to the UniFi Controller; Summary Steps. On a USG the base interface will be “eth1”, I have a USG PRO so it is “eth0”, and whatever VLAN (“.12” here) is configured for your IoT network. So this article will show you "How to setup NAT on a USG" Content. Configure the NAT rule. Create or update a custom config.gateway.json configuration file; Perform a manual device provision of the USG; Create or update a custom config.gateway.json configuration file. Default Configuration file. Seems to be there is no firewall to allow icmp packet to come into USG or no NAT … The config.gateway.json file is included in backups initiated through the web interface and will be reapplied when a backup is restored. 1.0 / 255.255.255.0 is used). Select the Config (cogwheel) tab Note: Routing, internet access, and other services may be temporarily disrupted during a provisioning operation. Step3. Also, I understand speeds on the USG are limited fairly significantly when DPI is enabled, that's OK I only have a 50mb connection at present. Login. Creating the config file on the USG is not enough to effect the changes and activate MTU/MSS and UPnP. Dazu müssen wir folgenden Eintrag in die config.gateway.json machen: {"service": Hence, we created this step by step guide (including video) through setting up a NAT-rule towards a NAS-device placed in the USG's LAN. https://help.ui.com/hc/en-us/articles/215458888-UniFi-How-to-further-customize-USG-configuration-with-config-gateway-json, Create or update a custom config.gateway.json configuration file, Perform a manual device provision of the USG. Configure interface IPs. Not for any serious monitoring but just keeping eye on what's going on on my home network. Could someone explain to me in simple terms what using a USG with NAT disabled means in terms of networking? NAT Full Feature application on USG ZyWALL. Since the ZyWALL USG-20 has a very similar interface, the instructions below apply to the ZyWALL USG-20 as well. Deploying NAT-rules on a USG is a very commonly asked request in our support tickets. Untangle is cool but I wouldn't use it over OPNSense and Sophos XG has grown up and is my current go-to. Configure your USG to allow traffic from OpenVPN users to Internet set service nat rule 5010 description "Masquerade for WAN" set service nat rule 5010 outbound-interface eth0 set service nat rule 5010 type masquerade commit save exit Create an .ovpn file. That's it! OneDrive link to all Ubiquiti Video config files: https://1drv.ms/f/s!AsuDsQ7TSDqNgU3bHKtUeUIhAX1MThis video is aimed at configuring static 1 … Select your Security Gateway device ATTENTION: This is a Port Forwarding rule for the primary WAN interface (WAN1). Detailed instructions are available from ZyXELL here ( see page 56, ZLD Configuration ). Switch to Interface > Trunk, disable … RADIUS Server (on the USG) RADIUS User; VPN Network (on the USG) Firewall Rules (allowing L2TP VPN) Device configuration; RADIUS User Configuration. Cookies help us deliver our Services. Finally you turn off the Firewall. Scroll down and select the Provision button. pfSense does have softflowd and ntopng, but stats of web urls accessed requires squid and I don't want to run that. Goal: NAT Public IP 10.0.0.2 on Port 80/TCP to internal server 192.168.0.2 on Port 8080/TCP. ssh @ type ‘configure‘ type ‘show service nat‘ #you should see rule 6001, 6002, 6003 by default; type ‘set service nat rule 6001 disable‘ #disables corporate network NAT; type ‘set service nat rule 6002 disable‘ #disables remote user network NAT Setting up virtual NAT over the VPN is a good way to work around this conflict. For this click on Firewall > Default Policy, uncheck 'enable firewall' and click 'apply'. But just wondering is the throughput reduction when using DPI also the same when NAT is disabled? HSZ - This is the Private Network (LAN), usually in the IP Range 192.168.XXX.XXX (in the Example 192.168. The first step is to log into your USG or your UniFi management. When creating a VPN tunnel between two or more sites with the same IP subnet, an IP conflict occurs. Virtual NAT on a VPN tunnel makes your computers IP address appear as something different from the true IP address through the tunnel, this allows all networks involved route traffic properly through the VPN. I've been messing with Untangle, and I'm more impressed with its capabilities and insight by the day. But this router isn’t for the feint of heart. Das Bereitstellen von NAT-Regeln in einer USG ist eine sehr häufig gestellte Anforderung in unseren Tickets. New comments cannot be posted and votes cannot be cast. Below is an example of the config.gateway.json file from my lab environment where NAT was disabled on WAN1/ETH2 for a USG-PRO-4. While some applications set these registry values to disable Teredo when the application is installed, others set them every time the application starts. [*Untangle isn't free; it's $50/year for home/lab use, and that may be offputting, but the the full-featured trial is 14 days, so you can determine if it's worth it]. Because of the way in which NAT devices translate network traffic, you may experience unexpected results when you put a server behind a NAT device and then use an IPsec NAT-T environment. Die Firewall beim USG ist natürlich an, … If you are using Cisco phones, you need to disable SIP ALG. Port forwarding on a traditional consumer is as simple as assigning a static internal IP address to a device, then forwarding ports to that IP address. Currently my network looks like: PPPoE connection > pfSense 192.168.0.1 > Netgear switch > NanoHD x 2, Wifi & Wired Devices all under DHCP 192.168.0.2 to 192.168.0.50. Through research I believe that pfSense should be similarly capable but I've been unable to make it work. If I were to insert a USG with NAT disabled between the pfsense and the switch, how would that affect the networking/addressing? To apply custom changes written to the config.gateway.json file, a manual provisioning operation must be ran from the UniFi web interface. You can either restart the USG (which takes time) or simply make a change to the USG (I typically just create a dummy port-forward rule, apply it, provision it and afterwards delete it): Genuine question, I've never used a USG. Da das USG NAT aktiv hat, kommen Anfragen von der XBOX bei der Fritzbox mit der IP des USG im Netz der FritzBox an (192.168.5.200) – ohne NAT auf dem USG würde die FritzBox die echte IP Adresse 192.168.1.23 der XBOX sehen. You may need to replace with the site code that you are working with, if not the default site. PS - I posted this on that thread but didn't get a reply so hoping for advice here. You can disable it via the config tree or command line for the EdgeRouter. Interesting... why is it crap? Is anyone here running the USG with NAT disabled primarily for DPI, as explained here? That means more research while Untangle is already doing the job. Firmware 4.4.44 and 4.4.50 have been found to cause potential issues with the NAT mapping over UDP. Therefore, if you must have IPsec for communication, we recommend that you use public IP addresses for all servers that you can connect to from the Internet. Go to Settings and then click on Services. If you need to forward ports on WAN2 on the UDM-Pro, then specify the interface in the Classic Web UI settings. Add Source NAT exclude rules for the traffic you want to pass over the VPN. I've played a little with ntopng but I find the interface unappealing. 3. If your PC has one of these applications installed, make sure you have the most up-to-date version, or see their support documentation to learn how to enable Teredo tunneling with their software. I wouldn't recommend it. ... we strongly recommend that you disable all NAT traversal technologies including, but not limited to, STUN, ICE, and hard coding external addresses. Alongside this, the update has been found to wipe the previously configured session timers This is causing phones to share the same socket and causing routing issues, transfer failures, and misrouting To mitigate this there are 4 options available: 1. Could someone explain to me in simple terms what using a USG with NAT disabled means in terms of networking? As I'm running the controller it seemed that would be an ideal place to monitor this information. The NAT functionality can be disabled by a custom config.gateway.json file on the UniFi Controller. Paste the below into a … Attention: After following this guide you will see the first IP inside the USG Overview/Details pane and the second IP inside the Config pane in the webinterface. Leider geht das nicht über das Userinterface, sondern über eine Konfigurationsdatei. Using rule 5999 ensures that the custom rule processes first and “wins”. NAT am USG deaktivieren. See the Classic Web UI Port Forwarding Rule section in this article. Setup on USG ZyWALL: Step1. This is an unofficial community-led place to discuss all of Ubiquiti's products, such as the EdgeRouter, UniFi, AirFiber, etc. To log in remotely via VPN, you need an account. Disable auto-firewall and reload IPtables (reboot) 6. Press question mark to learn the rest of the keyboard shortcuts. The IP address needs to be whatever system is hosting your Pi-Hole (or other DNS server); 192.168.12.2 here. 7.9.2 Set Up a NAT Policy For H.323 In this example, you need a NAT policy to forward H.323 (TCP port 1720) traffic received on the ZyWALL’s 10.0.0.8 WAN IP address to LAN1 IP address 192.168.1.56. The Zyxel USG20 is a complicated router. By using our Services or clicking I agree, you agree to our use of cookies. If it’s untagged, then leave the “.#” off. From the command line you would type configure to go to edit mode and then issue the command: set system conntrack modules sip disable Daher haben wir diese Schritt-für-Schritt-Anleitung (einschließlich Video) erstellt, indem wir eine NAT-Regel für ein NAS-Gerät eingerichtet haben, das sich im LAN der USG befindet. As I mentioned here it is a wonderful router for a highly connected household if you desire content filtering and bandwidth management. This looks like a bug UniFi Controller which can be ignored. Want to master Microsoft Excel and take your work-from-home job prospects to the next level?