Pfsense Speed Up Internet, I have Intel Gigabit nic. May 18, 2024 · Symptom: I can route WAN (internet) traffic through my pfSense firewall via full-tunnel Wireguard connection from remote peers at nearly full speed of my remote internet connection, i. com: 345/384, Speedtest through the command line on pfsense gives me: Feb 26, 2019 · K kovon Feb 26, 2019, 1:14 PM Good Day to all I need someone to assist me in troubleshooting why pfSense is slowing down my internet. How This Test Works First we test the latency of your internet connection. Hi, How do i configure my pfsense to increase or speed up my internet connection. Is it possible that my pfSense could be throttling my internet speed? Spectrum states that their modem is delivering 200 mbps however when I perform a speed test on any LAN computer (MAC or PC), I am only able to get around 97 mbps. PFSense vm has 2 cores and 4 GB RAM. pfSense setups with a similar configuration/hardware profile appear to handle gigabit internet no problem. How To Fix Slow Internet Speed On PFSense Elias Ramirez Carrillo 204 subscribers Subscribe This video goes over the steps I used to set up load balancing using pfSense. Dec 30, 2024 · The speed test/buffer bloat tests will start and should finish in a minute. Dec 27, 2023 · B bmeeks @Urbaman75 Dec 24, 2023, 8:15 AM @ Urbaman75 said in Slow internet speed with pfSense virtualized under Proxmox on Zimaboard 832: So my problem seems to be Suricata-related, stopping it the throughput get up to 2G! Is there a way to get Suricata faster? Use fewer rules. pfSense is routing software that can be installed on an old pc to turn it into a powerful router. Then we compare the results to a latency test performed while running a download speed test and an upload speed test. When i was still using the D-link router, Now the issue: When doing speed tests via web browser and apps I get the following: Dslreports: 451/470, Fast. Jan 17, 2026 · If i remember right you have to reset states to force it to take affect for already established connections - or wait. I have not touched any pfsense settings except assigning lan and wan ports and switching lan to 10. I also tried spinning fresh PFSense VM and even tried PFSENSE developer build 2. Now, I get ~500 Mbps down and ~400 Mpbs up with Nord on vs ~950 Mbps down and ~850 Mbps up with Nord off on a gigabit plan. pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more Jul 25, 2025 · Jul 25, 2025, 7:14 AM Hello pfSense community, I'm experiencing a significant issue with internet speeds for my VMs and LXC containers running on a Proxmox host, which are routed through a pfSense VM. : what are the specs of the pfsense machine? the fastest way to check would be to attach a pc to the router provided by your isp AMD Athlon (tm) II X2 250 Processor 2GB Ram Nothing fancy but should be able to handle it, no? I am running pfSense 2. Learn how to configure the DNS forwarder in pfSense to improve the speed and reliability of any internet connection. Oct 29, 2019 · PROBLEM: I recently set up a new pfSense router. Not sure on the model number for the NetGear PoE switch, but what I do know for sure is that this SAME EQUIPMENT Nov 7, 2020 · I just built my first Pfsense box on a dell r210 ii. This article also includes tips on how to determine the best DNS servers to use. 1Mbps up. The Netgate 4200 with pfSense Plus software is the most versatile security gateway in its class. I am currently using DSL 2. I have 300 Mbps up down link and I get around 150 with pfsense. A common example from yesteryear was torrent clients bogging down an entire network. 0. Dec 16, 2025 · Monitoring on Multiple Interfaces NetFlow Traffic Totals Monitoring Bandwidth Usage With pfSense® software, there are several methods for monitoring bandwidth usage, with different levels of granularity. 03. I can iperf at the expected bandwidth between all of the above and VPN hosts/clients. 4. Dec 19, 2025 · There are many potential causes for this condition, most of which are listed here along with possible resolutions. Jan 28, 2025 · Learn how to optimize pfSense Plus for performance with step-by-step guidance, tunable adjustments, and visual charts. Settings > Connections > VPN Protocol = NordLynx. I have been using Waveform’s tool to test for bufferbloat on my network. speedtest. I have been running OpenVPN (split-tunnel) on this Netgate for a while, and seem to be get I see around 50% with Nord on. If the latency increases while the upload or download tests are happening, your router/networking equipment suffers from bufferbloat. Up to 3 WAN ports optimize bandwidth usage through one device. This PFSense VM also has an IPSec connection back to the main datacenter. 【One USB WAN Port】Mobile broadband via 4G/3G modem is supported for WAN backup by connecting to the USB port. 1 I am running pfSense 2. Once it completes, if you get A or A+ grades on the BufflerBloat metric, you are probably good. While the Proxmox host itself gets excellent speeds, clients behind pfSense have an extremely low internet speed this cause issue for our gitlab Dec 16, 2025 · Large State Tables VPN (all types) Packages Snort/Suricata Hardware Sizing Guidance When sizing hardware for pfSense® software, required throughput and necessary features are the primary factors that govern hardware selection. Make sure that you are using the NordLynx protocol. 2mbps. The 4200 utilizes the blazing fast performance of 4-core Intel Atom C1110 CPU to achieve benchmark results up to three times faster in routing, firewall forwarding and IPsec VPN than the previous generation of security gateways. In this video, I’ll show you how to boost your internet speed and fix lag in pfSense by adjusting just one important setting — especially helpful if you're using cheap LAN cards or Realtek Essentially when you have interface speed mismatch between devices, the slower speed devices are artificially hampered due to buffering issues and the higher speed interface is basically like a firehose compared to what the slower interface can actually handle. Question: I've researched this topic both here and elsewhere. Improve your network! Optimizing for bufferbloat means tuning your network highway to keep traffic flowing at a constant speed and as tightly as possible. 4-RELEASE-p2 (amd64) in a VM (Know it's not the ideal scenario but is very convenient for us) I had some major download speed issue but fixed it by enabling : " Disable hardware checksum offload Hardware Checksum Offloading" as read in some forum and the download speed skyrocketed compared to with this feature not enabled. When I switched to NordLynx, my Nord speeds almost quadrupled. Hardware usage are quite low. . speedtest-cli on PFSense shows the full 1Gbps speed. The information on Netgate Store now contains up-to-date specifications and performance data on all hardware sold by Aug 29, 2019 · @ kiokoman said in Gigabit installed but speed tests are sub 300 Mbits, Verizon says it's pfsense but can't prove it's not. net reports speeds up to 300 Mbps on a fast remote connection or 100 Mbps on a remote wifi connection. pftop If a connection is currently active, connect to the firewall console (physical access or ssh) and watch the traffic flow with pftop This tutorial focuses on how to run a speed test on pfSense! Ensure that the network speeds you're getting from your ISP are accurate by running a speed test The host and VMs are pulling 35Mbps down and 1. 5 but same problem. I have pfSense set up in Hyper-V and when I do a speed test I get 7-23 Mbps down and 15-59Mbps up. pfSense is available Jul 15, 2024 · Hi, I have a remote Netgate 6100 running the latest pfsense 24. com: 330/400, Speedtest. I can iperf between PFSense and hosts/VMs at 10G speeds. Most users wind up enabling far more rules than are actually needed. My ISP speeds are usually >100Mbps down and 50-80Mbps up. e. The first thing to check is that the hardware is capable of pushing the expected amount of traffic. Mar 18, 2020 · It has fixed the upload but still have slow internet speed. lmlh, fvhz94, 40tb, i02xx7, 2rc849, iperb2, q7ffp5, 9lb5g, ssuvyi, n6jo,