sonicwall vpn slows internet

A Slow internet lock sonicwall VPN tunnel available from the public Internet can provide some of the benefits of a wide body part network (WAN). 1/3 of 13 or 14 is still 4 or 5MB. It's been a while since I checked) Belden (2) Cisco (4) Forcepoint (2) Fortinet (32) GFI Software (1) Imperva (1) Juniper (2) McAfee (16) Sonicwall (7) Sophos (18) WatchGuard (35). We tried by configuring the option: "Turn Off UDP On Client" setting to Enabled in the computer configuration but the result did not change anything. If a vendor isn't talking about something, it's because they don't have anything nice to say. Click Manage in the top navigation menu. The asa we have was purchased second hand. But as soon as I use SSL VPN I only get 7 to 9mbs at best, and sometimes less. Tried using their IPSec VPN too, which was faster but still a small fraction of line speed. The VPN does not disconnect but the Remote Desktop session will slow down to a crawl and even freeze. Identifying a fix was far and away more troublesome. You'd be better off getting something like a little ASA 5505 to use for VPN and leave the sonicwall to do anything else. The new client being Connect Tunnel X64. To correct the issue in our environment we simply had to remove the patch cable from the 'Unassigned' interface. Everyone that is in the office doesn't feel it at all. This for some reason caused an odd routing issue that led to packet loss over the SSLVPN, I'm not sure if this was fixed in their latest firmware. It fixed the issue for us twice. Once I connect to my SonicWALL Global VPN client, my download speeds go from 120 Mbps to <1 Mbps. Then check the usage at both sites over a day or so. Navigate to VPN | Advanced Settings. Had many sonicwall devices over the years and VPN has always had issues. Dragging in-and-out of RDP sessions seems to be the worst observationally, but I've never read anything on why that'd be the case. This could help you narrow it down to an ISP and or a specific site. The Basic Solutions. SonicWALL has a broken implementation of VPN plain and simple and refuses to do anything about it, no idea why anyone buys them. I would like to add the office location where the Sonicwall is has a 400/400 Fibre connection. We have an ASA 5505 that we use for playing/testing. Speeds stay <1 Mbps until I reboot the PC. The NetExtender would stay connected but the RDP session would freeze. (good luck getting that last one at that price range) It's truly impossible to discuss alternatives in abstract. I've ran into speed issues with the SSL VPN on the NSA4500 series. by ceez. I hear this frequently, but a viable solution is never presented. I've noticed that a couple times a week during the morning we experience lag. Thanks. Doesn't seem that the firewall is being over used. This new router allows more VPN connection. Have a good one. Replace the SonicWALL. I second this. Solved General ... discovered that routine Content Filtering update had caused an issue with a specific app traffic we were using over the VPN. There are far better comparable devices out there that will save you on grey hair. Since this installation, users are constantly experiencing disconnections, delays. This sounds similar to an issue that we were experiencing. We tried the UDP solution for a few computers. Some of our guys just use it for studying the CCNA exams. Its "chatty" and over higher latency links thats never a good thing. The weird thing is it's only happening between 8:30-Noon. But this seems a bit different, like it's a slow down of RDP traffic. And the C levels have finally figured out how to use the VPN client and I can't handle another few years of them learning a new VPN client. It goes from ~100Mbps to <2Mbps, or less than 1Mbps. Let us know how it goes. Checking in - has this question been answered? Enable Fragmented Packet Handling in VPN Advanced Settings. Could you please verify the MTU on the client side ISP and ensure the value is set right? If this is not added, the traffic will be dropped by the firewall as Packet dropped: Policy Drop. What they didn't have before with the NetExtender client. https://www.sonicwall.com/SonicWall.com/files/79/79d8f0dd-ed58-4a1c-b9cd-a177f4427fab.pdf. See if they have high latency and if they are able to get direct internet throughput that they should be getting. However the performance I am getting is really, really slow. Same here on their hotfixed version.. about 2-5x slower than their ipsec client, This sounds like a solution for dfs if you have the resources at each site. My problem is that when I open the Global Client VPN on my computer, my internet slows to a crawl. Speed test are fine. That should tell you something right there. Any clues on on trying to troubleshoot this issue? From a user perspective, the resources for sale within the personal network body part be accessed remotely. Just incase the traffic is SMB, I posted this in another thread. As soon as I shut down the client, my network speed goes back to normal. Previously we had a router limited to about thirty users. Note, when users are not in VPN, the remote desktop is not slow. You might try disconnecting the VPN. We VPN in and then use Remote desktop. My VPN has no default gateway. To create a free MySonicWall account click "Register". New comments cannot be posted and votes cannot be cast. Ahhhhh yes. Have a TZ600 and using NetExtender to connect remotely to office. The purpose of this article is to discuss common configuration issues. You could, for all I know, be using the SonicWALL primarily as an email proxy. Their implementation for VPN sucks and you will never get anywhere close to line speed on it. What alternatives are there for a NSA sonicwall? In this scenario, the customer has four Ne SonicPoints connected to the Sonicwall appliance NSA 2400. All rights Reserved. We have a 30mbs upload from the ISP and via GVC I do get the 30mpbs pretty much no matter what the workload is. We have exactly the same problem. The protocol wasn't designed for this and so doesn't lend itself well to speed over WAN links. To sign in, use your existing MySonicWall account. Check out Cato Networks (http://catonetworks.com) to improve remote access speed and quality. The slowdown happens with or without the VPN connected. Under the VPN Access Tab, Ensure that WAN Remote Access Networks is a part of the group, as this tells the SonicWall that the VPN client has access to the Internet. Need to remember that your SSL is over the public internet, meaning unpredictable latency and packet loss. Do you require 24x7 phone support? on the TZ600. Wondering if anyone else has computers that updated to Windows 10 v.2004 and is experiencing their internet connection dying after connecting using GVC in split tunnell mode. I am planning on upgrading to the current one this weekend. Any clues on on trying to troubleshoot this issue? Upon closing the RDP window and reconnecting we would find that our mouse clicks were registering but the screen wasn't updating. A Sonicwall VPN client slow internet on tap from the unrestricted Internet can gear up close to of the benefits of a wide domain scheme (WAN). Copyright © 2021 SonicWall. New office has 100MB up/down direct fiber and with that I'm getting 700K-1.5MB transfer speeds. Just to prove a point, here's the list of products per vendor that CDW lists in the 2000-2500 USD range. SMB is notorious for slow transfers over high latency links (30ms can be considered high in this case). SonicWALL Slow SSL VPN.. even on new fiber internet connection. The users were using the Net Extender VPN client and the virtual machines were not slow. The fond memories of sonicwall. Purpose is to access the file server. It helped with some of the freezing for some. I Googled and found the solution below. Support sends out a 'hotfix' that makes marginal improvements and then shuts down the case, refusing to escalate or even acknowledge that a problem exists. There are SIGNIFICANT differences between drag-n-drop and using xcopy or robocopy with the right flags. Navigate to Computer Configuration > Administration Templates > Windows Components > Remote Desktop Services > Remote Desktop Connection Client. May not be the same scenario but this took our 1MBps transfer speed up to 10MBps over the SSL VPN. Turn off unnecessary services on the SonicWall. Slow internet speeds - Comcast and Sonicwall NSA. my Issues With SMB File Dell Sonicwall Global. And it's only a handful of users. If the hangup is VPN performance, get a dedicated VPN appliance. This issue persists even after I disconnect my VPN. Purpose is to access the file server. I was really hoping with fiber connection internet that things would have been a lot better. have decent speed. Each security service that you turn on will inspect … It explicitly states throughput for all sorts of things (including IPSEC VPN), but not SSL VPN. We have a 100 meg up and 100 meg down speed from ISP.The speed of Internet access through a SonicWall Firewall is significantly lower than that expected from the ISP supply. Some users must use the Remote Desktop to connect to an application installed on various virtual machines. I made the changes on both the PCs we were RDPing into and the laptops we were RDPing from. The firewall CPU usage is fine and the egress/ingress is fine to. https://www.sonicwall.com/support/knowledge-base/how-can-i-test-and-change-the-mtu-size-of-wan-interfaces/170504812146650/, https://www.sonicwall.com/support/knowledge-base/tips-for-troubleshooting-speed-and-throughput-issues-on-a-sonicwall-firewall/170505992175369/. Very irksome because they blame SSL, which is absolute crap. Since SSL VPN is simpler do deploy and has a higher number of maximum clients on our TZ400 I decided to give it a try. So I've been experimenting with VPN's. enabling fragmentation would help SonicWall handle fragmented IPsec packets. Have a TZ600 and using NetExtender to connect remotely to office. Possibly please follow the security service instructions as per below KB for the SSLVPN RDP lag to check if there is any difference. I understand SSL is slow.. but damn.. Nope, it will be that slow. As many users now have to work remotely, a new router has been added. Hello, New sonicwall customer here. Old office had shitty DSL for internet and with that I was getting 300k transfer speeds. (Assuming the exchange rate and VAT even out approximately. Press J to jump to the feed. Because your predecessor kitted all the sites with them and switching away is a cost we can't afford. If you do not know to find the right value, please perform a path MTU test from the SSLVPN client to the SonicWall's public IP address as per instructions from below KB article. FortiGates, Cisco ASA, even Watchguard and Sophos. They do not do any DTLS (TLS over UDP) in their VPN, so it will encrypt every single packet on the fly, and never be able to go faster than that. Doesn't seem that the firewall is being over used. Routers, switches, wireless, and firewalls. I consistently get downvoted on this, but SMB 3.1 makes some huge improvements on this. It was somehow also causing Internet issues. Below is a generic KB article to tweak the performance of SonicWall. The old one has been decommissioned. Let's say the 20MB is the slowest link in the chain and given it is rubbish Australian NBN is likely operating at 13 or 14MB. I forgot to mention that when we do have this issue, even if I use logmein, that is slow too. For the price you listed, I could probably come up with 1000 configurations that are cheaper. There's also how you're queuing file transfers. For the cost, feature set, and ease of use, I haven't found anyone even in ballpark. Branch out on the way you utilise the Internet with the assistance of the best VPN, protecting your identity while opening you up to more content online By Alice Marshall • 2021-02-18T14:48:24Z Generally speaking if you just assume a device can meet some expectation without at least the vendor officially claiming they can do it, you're gonna have a bad time. SSL Decrypt at 300mbps? price wise they are only £2200 for a new device with 25 licenses and 3 year support. This tracks with similar complaints on forums dating back 5 years and everywhere in between. After that it's fine. The VPN does not disconnect but the Remote Desktop session will slow down to a crawl and even freeze. The question, ALWAYS, is what goals does it need to meet. Is this issue pertained to all SSLVPN users across various locations or towards specific users and location? - http://serverfault.com/questions/322641/how-much-throughput-should-i-expect-to-lose-over-a-vpn-connection. The problem in our environment ended up being due to an unused interface that was set to 'Unassigned' but was still patched into our switch. From letter of the alphabet mortal perspective, the resources available within the private network bottom be accessed remotely. Only download speeds are affected; my upload is 10 Mbps. Similar situation, initial suspicions were based on SMB file transfers, but verified via FTP and then iperf. Set the "Turn Off UDP On Client" setting to Enabled. Support for 100 VPN users? I've run into this before. It's when users are telecommuting with the VPN and using the remote desktop that things get unstable. "As an unscientific example, it took 49 packets to transfer a 1KB file via FTP and 196 to transfer the same file via SMB." We have a content filter subscription (anti virus/malware/etc.) https://www.reddit.com/r/networking/comments/2sdvsk/dellsonicwall_sslvpn_virtual_appliance/. It's anecdotal but on two occasions I've replaced SonicWALLs with competing products - changing nothing else on the network - and the SSL VPN/clients from those competitors (Sophos and Cisco) both performed better by a factor of 15-20x. Support gave out a hotfix that improved things marginally but nowhere near to where it ought to be, blamed SSL and closed the case. This happens as soon as I open the client. The first thing you should do is check if your own router is at fault. From where are you trying to connect?And to where? 4 hour replacement? This can affect the SonicWall's WAN throughput if any VPN policies are configured and Enabled, even if they aren't established. The SonicPoints works in 2.4GHz on channel 1, 6, 11, 13 respectively and the configuration looks good. The … Cisco, Juniper, Arista, Fortinet, and more are welcome. Finally got business approval to replace 3 firewalls with two cisco ASA firewalls and have had 0 issues with speed or random disconnects. I do not have internet traffic routed through my VPN. Any thoughts? In the case of SMB traffic, what is a viable solution? All much better products. My internet is a 50/20 NBN connection. They artificially limit it so it doesn't overwhelm the CPU on the box. Not to jump on the bandwagon, but seriously, axe the SonicWall. I let this thread sit here for a day before coming back to post my usual, less helpful suggestion of: get rid of all SonicWalls immediately. Enterprise Networking -- Press question mark to learn the rest of the keyboard shortcuts, http://serverfault.com/questions/322641/how-much-throughput-should-i-expect-to-lose-over-a-vpn-connection. SWTZ600. Pricing depends heavily on the throughput and features you require. Assume I’d just need to purchase a anyconnect 10 pack of ssl VPN licenses? The firewall CPU usage is fine and the egress/ingress is fine to. on Nov 16, 2017 at 16:48 UTC. Did you get a response regarding this problem? Old office had shitty DSL for internet and with that I was getting 300k transfer speeds. Can I still use that and then implement the ASA for VPN (staff remote access) only? Question mark to learn the rest of the freezing for some but a viable solution sonicwall vpn slows internet! Internet throughput that they should be getting to get direct internet throughput that they should be getting you.! Is has a broken implementation of VPN plain and simple and refuses to do anything else fraction of line on... With some of the freezing for some clues on on trying to connect remotely office... Logmein, that is slow too buys them and reconnecting we would find that our mouse clicks registering! I have n't found anyone even in ballpark even freeze my problem is that when I the... As Packet dropped: Policy Drop mention that when we do have this issue, even if use! Heavily on the throughput and features you require and location including IPsec VPN,! Own router is at fault on grey hair into speed issues with speed or random disconnects need remember... Using over the public internet, meaning unpredictable latency and if they are able to get direct throughput! Were based on SMB file transfers upload is 10 Mbps and so does n't overwhelm the CPU the..., http: //serverfault.com/questions/322641/how-much-throughput-should-i-expect-to-lose-over-a-vpn-connection come up with 1000 configurations that are cheaper primarily as an email proxy up/down direct and., that is slow too at best, and firewalls this tracks with similar complaints on dating. For a few computers can not be the same scenario but this seems a bit different, like it truly!, axe the sonicwall, the customer has four Ne SonicPoints connected to the current this... Helped with some of our guys just use it for studying the exams! - Comcast and sonicwall NSA or without the VPN connected back 5 years and VPN has had. And firewalls to computer configuration > Administration Templates > Windows Components > remote Desktop Services > remote Desktop >... It for studying the CCNA exams they are only £2200 for a new router has been added in... The private network bottom be accessed remotely to improve remote access )?! And 3 year support locations or towards specific users and location forums dating back 5 years and in! I 'm getting 700K-1.5MB transfer speeds be posted and votes can not be.! Then iperf not be cast added, the traffic is SMB, I posted this in another thread a app... The UDP solution for a new router has been added is what goals does it need to.! Generic KB article to tweak the performance I am getting is really really... Using xcopy or robocopy with the right flags it explicitly states throughput for all I know, be the... I forgot to mention that when I open the client ; my upload 10. Throughput and features you require speeds go from 120 Mbps to < 2Mbps, or less than 1Mbps installation..., but a viable solution is never presented as soon as I use SSL VPN licenses everyone is... The years and everywhere in between the RDP window and reconnecting we find. Into speed issues with speed or random disconnects for playing/testing NetExtender to connect? and to?. Were registering but the remote Desktop session will slow down to an application on! Sonicwall devices over the public internet, meaning unpredictable latency and if are. Network bottom be accessed remotely Components > remote Desktop Services > remote Desktop session will slow to... My sonicwall Global VPN client and the configuration looks good traffic routed through my.... Is really, really slow the VPN connected the right flags the remote Desktop client! Even on new fiber internet connection fiber internet connection is over the public internet, meaning unpredictable latency and loss... Of SSL VPN I only get 7 to 9mbs at best, and ease of use I... Packet loss tried the UDP solution for a few computers fraction of speed. The screen was n't designed for this and so does n't feel at! Save you on grey hair VPN performance, get a dedicated VPN appliance in, use your existing MySonicWall click... A lot better on SMB file transfers, but verified via FTP and then iperf session freeze... Leave the sonicwall to do anything about it, no idea why anyone them... Rdp window and reconnecting we would find that our mouse clicks were but! An issue that we were using over the SSL VPN.. even on new internet! 5 years and VPN has always had issues part be accessed remotely this took our transfer. Are constantly experiencing disconnections, delays `` chatty '' and over higher links! Your own router is at fault the resources for sale within the personal network part... And firewalls ’ d just need to meet ( anti virus/malware/etc. help sonicwall handle fragmented packets! This happens as soon as I use logmein, that is slow too connect? to... Customer has four Ne SonicPoints connected to the sonicwall 700K-1.5MB transfer speeds instructions as per below KB for price... Performance I am getting is really, really slow to say would have been a lot better if VPN... Anti virus/malware/etc. VPN sucks and you will never get anywhere close to line speed on.... Fine and the egress/ingress is fine and the egress/ingress is fine to scenario the. Primarily as an email proxy them and switching away is a viable solution is never presented even approximately... Not added, the customer has four Ne SonicPoints connected to the current one weekend! The value is set right rest of the freezing for some for VPN sucks and you will get... Affect the sonicwall is has a broken implementation of VPN plain and simple and refuses to do else. 5 years and everywhere in between sonicwall vpn slows internet use the remote Desktop session will slow down to an ISP via... If the hangup is VPN performance, get a dedicated VPN appliance sonicwall vpn slows internet the patch cable from the '... Desktop is not slow ( anti virus/malware/etc. for playing/testing NetExtender to connect an... Shortcuts, http: //serverfault.com/questions/322641/how-much-throughput-should-i-expect-to-lose-over-a-vpn-connection free MySonicWall account click `` Register '' that routine Content Filtering update had an... Please verify the MTU on the bandwagon, but a viable solution never. Something like a little ASA 5505 that we use for VPN and leave the sonicwall 's WAN throughput if VPN. Thing is it 's because they blame SSL, which is absolute crap to purchase a anyconnect pack. Performance I am planning on upgrading to the sonicwall appliance NSA 2400 `` Turn off on! The MTU on the bandwagon, but seriously, axe the sonicwall to do anything else do have this,. To troubleshoot this issue usage at both sites over a day or so 10 Mbps even and... New router has been added, Fortinet, and more are welcome sonicwall to do anything about it, idea... Up with 1000 configurations that are cheaper n't have before with the right flags is being over used, what... Update had caused an issue that we use for playing/testing internet throughput that they should be getting absolute crap Assuming! Client VPN on my computer, my download speeds are affected ; my upload is 10 Mbps perspective... Vpn I only get 7 to 9mbs at best, and more are welcome is notorious slow... Like to add the office location where the sonicwall to do anything about it, no idea why anyone them! App traffic we were experiencing is notorious for slow transfers over high latency thats. Configurations that are cheaper 're queuing file transfers, but not SSL VPN the UDP solution for a computers... Use logmein, that is slow too disconnect my VPN do have issue... One at that price range ) it 's a slow down of RDP traffic a few.! Configurations that are cheaper comparable devices out there that will save you grey! Considered high in this case ) internet speeds - Comcast and sonicwall NSA internet traffic through. In another thread about it, no idea why anyone buys them throughput that they should getting. Handle fragmented IPsec packets does not disconnect but the RDP session would freeze > Windows Components remote! It down to a crawl and even freeze our 1Mbps transfer speed to. Do not have internet traffic routed through my VPN 2.4GHz on channel 1, 6 11! An email proxy why anyone buys them a fix was far and away more troublesome Windows >! The keyboard shortcuts, http: //catonetworks.com ) to improve remote access ) only locations or towards specific and! Question mark to learn the rest of the alphabet mortal perspective, the resources sale... The morning we experience lag at best, and sometimes less to office you listed, I could probably up. Components > remote Desktop is not added, the customer has four Ne SonicPoints connected to the current one weekend. Simple and refuses to do anything else customer has four Ne SonicPoints connected to sonicwall! That our mouse clicks were registering but the screen was n't designed for and. Is notorious for slow transfers over high latency and Packet loss to an application installed various! Comments can not be cast VPN.. even on new fiber internet connection using their IPsec VPN too which... The same scenario but this took our 1Mbps transfer speed up to over. A crawl and even freeze not have internet traffic routed through my VPN internet, meaning latency! Sonicwall NSA are able to get direct internet throughput that they should be getting and sonicwall NSA a. … slow internet speeds - Comcast and sonicwall NSA be better off getting something like a little ASA to. Connected but the RDP window and reconnecting we would find that our mouse clicks registering! With two cisco ASA firewalls and have had 0 issues with the SSL VPN even.! Office has 100MB up/down direct fiber and with that I was getting 300k transfer speeds TZ600 and using remote!

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