Pfsense slow internet download in my local network is very low traffic, most wlan devices might do the usual internet traffic, but nothing really using much bandwidth. A few days ago, that dropped to anywhere from 1Mbps to 18Mbps. Feb 27, 2017 路 First of all, all communication between local clients and pfSense should be like 1 millisecond or even less, unless the request/response body is really big or cached on a very slow hard drive. I have 200 down there and through Pfsense I only get about 50 to 60. I can iperf at the expected bandwidth between all of the above and VPN hosts/clients. : 2. So once your browser cache is outdated it will try to send a new request to the server. Jun 13, 2013 路 that works as mentioned before, the pfsense load is always below 10%. Noticing that web page loads were very slow, I run some internet speed tests from a computer on the wired network - with a very slow result - e. I haven't made any changes on Pfsense. No VLANS at work just straight connection to Cisco switches. Jun 29, 2021 路 I've had Pfsense running great for a month or two. The slowdown is only with Internet traffic from the VMs and Hyper-V host. 8mbps download and 0. Aug 3, 2018 路 Googled "Pfsense slow downloads" and Google exploded so I'm assuming this is a common issue. I have 5 pfsense boxes running at work all have the same issue all 5 have different hardware. If I remove PFSense from the equation and connect the Hyper-V box directly to the Internet, all this goes away. Setting MSS clamping on the WANs or changing the MTU of the interface may help. any idea, why this scenario is so slow? May 11, 2022 路 wifi is provided by a Belkin wifi router connected to the 3rd ethernet port of the box running pfsense. . I was getting a full 200Mbps on all connected devices. VPN + MTU Issues¶ This PFSense VM also has an IPSec connection back to the main datacenter. If the MTU on pfSense® software (default 1500), is higher than the MTU of the upstream link, it can result in packets being fragmented, lost, or otherwise mishandled. g. Jan 26, 2024 路 Issues with upload speed frequently end up being issues with the MTU. I installed speedtest-cli on Pfsense, and it's still getting 200Mbps, it's just not delivering it to the network. i tested all virtual nic driver proxmox is offering, but all behave bad. 47 upload. lgyswd pbqslz stctpc iwm aslotfb sujox ctgdq rfcwyv bjlk nrd