sonicwall ssl vpn slow transfer speeds

Is anyone getting more than 1MB/s upload with the NetExtender client? Test again: save a screenshot of this test. I understand SSL is slow.. but damn.. To continue this discussion, please The difference in upload rate between the two different VPN clients is staggering. Once logged in select Resources & Support | Support | Create Case. Firewalls>NSa Series>Client/Server DPI-SSL, .st0{fill:#FFFFFF;} Yes .st0{fill:#FFFFFF;} No, Support on SonicWall Products, Services and Solutions. sw_tz-215_eng_5.9.0.3_WorkSet-5.9.0.3-117o--HF139729_1o_624837.sig . The latest firmware release 6.5.4.7-83n contains multiple stability and performance fixes with some of them aiming to improve/fix the DPI-SSL issue. For example if you have 20MB/s then enter this value in the maximum. Online: Visit mysonicwall.com. The SSLVPN or GVC throughput normally depends on the bandwidth at SonicWall installed location and VPN client location respectively. File transfers using Windows file shares (i.e., SMB (or CIFS) is painfully slow. Engineers usually perform some of the following tests: Internet speed test, Ping test, Iperf or some other link speed test. SonicOS Enhanced 5.9.0.3-117o--HF139012-3o installed but still not that good, high CPU usage and sometimes it reboots itself. I've read about the limitations and so on, so extreme slow speeds over SSL VPN … I explained that the speed difference between the two was pretty substantial, and it seemed very strange that the connection was a full 1.5MB/s slower, but he didn't take the case any further. I've given up on Dell SonicWALL and I'm currently shopping firewalls from other vendors. I find that hard to believe. SonicWALL SSL-VPN NetExtender Connection Speed Demo Presented by Doug Lowenthal with The Building IT Company SSL VPN speed is in the gutter. If you are not able to find any performance increase, I would not hesitate to call in to support. Question for anyone. I've waited upwards of 3 days for return calls. http://www.sonicwall.com/downloads/sonicos_5.8.1_global_bwm_feature_module.pdf. Solved: Hello all, I use a Cisco ASA 5505 with Anyconnect installed. Engineers also usually gravitate to the VPN endpoints themselves. DESCRIPTION: After the upgrade to 6.5.2.X, 6.5.3.X and 6.5.4.X firmware releases, when DPI-SSL is enabled the HTTPS traffic speed (file download/upload or latency/slowness opening websites) is severely impacted. on I'm not sure why they dropped support for the Global VPN client (at least on Server 2012) when there is a known issue with the NetExtender client. Thanks for your help and suggestions everyone. Sonicwall support says that the SSL VPN has more overhead traffic since it is using TCP, and that is why I'm seeing slower speeds. You want is still slower compared Tips for troubleshooting If the internet speed firewall in the small unnecessary services on the - Server Slow internet connection. The difference in upload rate between the two different VPN clients is staggering. Tunneling is turned off so not all traffic goes through us first. Just asking, are you using the latest firmware and VPN client available for this appliance? Click Manage in the top navigation menu. After the upgrade to 6.5.2.X, 6.5.3.X and 6.5.4.X firmware releases, when DPI-SSL is enabled the HTTPS traffic speed (file download/upload or latency/slowness opening websites) is severely impacted. Dec 27, 2013 at 22:00 UTC. By phone: please use our toll-free number at 1-888-793-2830. Old office had shitty DSL for internet and with that I was getting 300k transfer speeds. I would just stick to using the Global VPN client for my needs, but it is not supported on Server 2012, and it causes issues with my NIC when the server is rebooted. If I physically plug my desktop into LAN on the 2824 switch (thus bypassing the firewall and VPN), file transfers fly. There are two ways to contact technical support: 1. Since the update (1709) the download speed goes slow if running Dell SonicWall as a VPN client. Some more information about Bandwidth Management Service. a VPN your internet increasing your web surfing I have this exact - VPN Client - Slow Transfer Speeds I speed is prioritised over speeds - 1 SonicWall Global VPN Client PX12-450r = low speeds. When I VPN into my firewall (using SonicWall VPN Client), pings respond in < 1 ms. be caused by a tests for upload download SonicWall - Lenovo EMC I troubleshoot slow Internet wireless client to my 2008 SonicWALL SSL VPN Slow download and upload VPN your … I want to know if the latest firmware resolve much issue. When the LAN cable is plugged in it just works fine. I'm having this same issue where I seem to be getting about 10-20% of my actual bandwidth and support is not very helpful. You can optimize the performance by providing some bandwidth on the vpn to lan firewall rule on the sonicwall. I want to know if the latest firmware resolve much issue. Please have your SonicWall serial number available to create a new support case. However, when I copy files, the transfer rate is ~ 10 kb/s. IMO, you should be able to get between 1/3 and 1/2 of the lowest bandwidth on either side. Update: SonicWALL support sent me an updated firmware hotfix. 2. Cheers Daniel. https://www.fuzeqna.com/sonicwallkb/ext/kbdetail.aspx?kbid=4036. I should warn you though, that firmware was very buggy and unstable. I have a 50Mbps Internet Feed, and when i connect to Anyconnect VPN, my speed is limited to around 3Mbps. All connections are gigabit. (We are using several kind of laptops in my company, etc. ask a new question. I did call and open a ticket. Aardvark Technical Consulting, Inc. is an IT service provider. I'm pasting here the configuration file of ASA. Still a far cry from the throughput of the Global VPN client, but much better than before. or try switching to cyberoam SSL VPN, We offer a license free SSL VPN, you do not have to pay for any node licenses, when you buy the hardware or virtual firewall you get unlimited SSL VPN licenses free of charge. Utilize your MySonicWall account. New office has 100MB up/down direct fiber and with that I'm getting 700K-1.5MB transfer speeds. Well, I see that 5.9.0.4-127o was released on Monday, so we'll give that a try too. By submitting this form, you agree to our Terms of Use and acknowledge our Privacy Statement. We'll give this a go and report back. Purpose is to access the file server. What a disappointment. We're finding the same issue with our NSA 2400. What are the possible They have great technicians that will explain what's going on and help you trouble shoot your issues. Track users' IT needs, easily, and with only the features you need. Enable BWM and configure the WAN interface with the correct speed from your ISP. I have got the SonicOS Enhanced 5.9.0.3-117o--HF139012-3o installed but still not that good, high CPU usage and sometimes it reboots itself. I find that hard to believe. Support can gather details about your network and look over the SonicWall settings with you, to ensure everything is set optimally. The support technician said plain and simple, the NetExtender client is just slower. We'll work through the links and update you here. When I create a VPN tunnel to the remote site using the Sonicwall Global VPN client, I can upload files at roughly 2MB/s. thanks for the tip. I need to buy another firewall to replace this, as the average 600kb connection speed for SSL VPN is beyond a joke (the office is on a 1Gb circuit).. If you need a quick VPN replacement try out Pertino. Please make sure your firewall is running the latest available release. The DTS # 134543. Quote from the Dell SonicWall tech that I worked with: "As there is been a known issue with the throughput over the SSLVPN connection, there is a DTS created with the engineering team. Vpn Slow Transfer Slow Site to - SonicWALL - SSL VPN (SonicWall) On the Sonicwall router, the throughput of the set to "Split Tunnels" " policy. Dell Sonicwall support these days is a complete joke. : Dell, Asus, Lenovo.) Kelvin4679, yes, 5.9.0.4-127o seems to have significantly improved the speed of connections over the SSL VPN. Click Network | Interfaces and click the configure button for … Any suggestions or advice? If you do not have a mysonicwall.com account create one for free! I have a SonicWall TZ 215, firmware is fully up-to-date, and I am using the latest VPN client from the website. This happens only with the ASUS E403NA. While it might be difficult to maintain a firewall and get full internet speed, network administrators can undergo several methods to troubleshoot their network performance on Sonicwall firewalls. Have a TZ600 and using NetExtender to connect remotely to office. Optimizing CFS. Sonicwall TZ500 NetExtender DHCP broadcast traffic. Here are a couple KB articles with some settings that you can check with on the SonicWall. I'll report back with any information I receive. I will log in and create another ticket I guess, maybe a different tech can shine some light on the situation. We have 15 GVC license and x32 SSL VPN License. I have a 20/20Mbps connection at my location, and an offsite server with a much larger bandwidth pipe. The overall decrease in speed is caused by DNS queries and URL database lookups that need to be performed to allow it to categorize the website being visited. SonicWall’s CFS filtering service is no exception. We are running latest firmware, SonicOS Enhanced 5.9.0.4-127o and are not seeing these significantly improved speeds. What is the bandwidth management set to on your WAN interface where you connect the vpn too set too ? I will update you as soon as i get an update from engineering team.". the best part is SSL VPN can be programmed to work in UDP for better performance, you get the firewall at a better cost and also reliable SSL VPN throughput. I am on version 5.9.0.1 NSA 3500. I know for a fact that it works on Server 2012 R2 as that's what I have it running on at home. Log in and create a case / call their tech support. Please make sure you check the following: NOTE: When DPI-SSL is enabled, it's expected a throughput reduction up to 50%. Users who set up a Sonicwall firewall might run into issues where the internet speed is much faster than the speed through the firewall. Uncheck the enable BWM again and test the performance of your VPN to see if you get better performance. After uploading and booting the new firmware, I tested the throughput again, and this time saw speeds peak around 800KB/s. If you don't have a MySonicWall account create one and register your device. Hopefully someone can chime in here that can shine some light on this issue. Good luck with your issue; I hope you get it resolved. Thanks. When I connect using the NetExtender VPN client, I can only upload files at a rate of around 200KB/s. It's very possible they will send you the firmware hotfix for your NSA 3500 if you contact SonicWALL support, sk4play44. 11/10/2020 14 8435. I had to revert back to a firmware image from the SonicWALL downloads page, losing that 800KB/s throughput rate that I was getting. We have a Sonicwall NSA 240 that is our firewall but also is configured for SSLVPN. We only ever have 6 users max on at a time but traffic over the connection is extremely slow. Trace:a48b717f3736880b6c41d250b8fbb867-81, Next-generation firewall for SMB, Enterprise, and Government, Comprehensive security for your network security solution, Advanced Threat Protection for modern threat landscape, Modern Security Management for today’s security landscape, High-speed network switching for business connectivity, Protect against today’s advanced email threats, Next-generation firewall capabilities in the cloud, Stop advanced threats and rollback the damage caused by malware, Control access to unwanted and unsecure web content, Test the HTTPS connection using speedof.me and, If the result is the same, untick the box on. This only happens when I'm connected to WiFi. A security ecosystem to harness the power of the cloud, Protect Federal Agencies and Networks with scalable, purpose-built cybersecurity solutions, Access to deal registration, MDF, sales and marketing tools, training and more, Find answers to your questions by searching across our knowledgebase, community, technical documentation and video tutorials. Over the VPN connection, I only get 128kb/s. Sonicwall support says that the SSL VPN has more overhead traffic since it is using TCP, and that is why I'm seeing slower speeds. JonathanV2929 Set the Link Speed Manually Rather than let the SonicWall Auto-Negotiate the link speed you can try to set it to the best speed that it can handle. Hi Alan, Thanks, We've set the MTU to this already but thank you. I do understand that; I've had an issue with contacting their tech support and getting a timely response for a couple months now though. And the verdict is in. They can even do a remote session with you and look at your firewall settings. The only places where you can consider having a bottle neck is going to be either on the client side or on sonicwall end, its not the client because it gives you a good speed under IPsec and also its not the sonicwall, as it gives you a good throughput under IPsec GVC, its obviously SSL running on TCP causing these issues and sonicwall support is absolutely correct about this. Matthew, have you tried with the latest firmware, 5.9.0.4-127? by Have you ever seen it when after doing a firmware update with 5.9.0.4-127o for a few TZ200 and the Create Backup button in the setting has disappeared. Inherently, all content filtering services or software tend to slow down a user’s browsing speed. I am having bandwidth issues with my SSL VPN connections, and Sonicwall support (which is abysmal now that Dell has taken over) says it is "by design". This topic has been locked by an administrator and is no longer open for commenting. I have some computers there, and want to try to transfer files between my computer and the one at my parent's. This field is for validation purposes and should be left unchanged. You do realize that it's that time of year where a lot of places are operating on skeleton crews because of Christmas and New Years right? Slow transfer speed over VPN connection Hello, Recently I setup an SSL VPN to connect to my parent's home network. I am sorry to inform you that there is no estimated time when the fix will be given. A stable firewall with slow ssl vpn speeds was definitely the lesser of two evils. I have found other users that seem to have the same problem and attributed it to BWM but I can't seem to get any real change playing with BWM. Make sure that your mtu on the WAN is set to 1492 also. This article applies when the reduction is over this value. We have 20mbs down and 20mbs up speed so that shouldn't be the limiter. The requests usually come worded as being an issue with the firewall. Has anyone else experienced this issue? DPI-SSL - HTTPS Traffic is very slow. Can anyone from Dell comment? You can unsubscribe at any time at Manage Subscriptions. If the issue continues after the upgrade, please run the tests in the description and provide these details to our technical support who will advise about the next steps or additional tests. Speed of connections over the VPN too set too ' it needs, easily, and when I create VPN... Vpn endpoints themselves work through the links and update you as soon I... Around 800KB/s SonicWall NSA 240 that is our firewall but also is configured for SSLVPN,. Link speed test sonicwall ssl vpn slow transfer speeds s CFS filtering service is no estimated time when the reduction is over this value ms... I use a Cisco ASA 5505 with Anyconnect installed even do a remote session with you, to ensure is. You are not able to get between 1/3 and 1/2 of the VPN... Offsite server with a much larger bandwidth pipe several kind of laptops my... Aardvark Technical Consulting, Inc. is an it service provider serial number to! We 're finding the same issue with the latest firmware, 5.9.0.4-127 Ping test, or. 'S what I have a SonicWall NSA 240 that is our firewall but also is configured for SSLVPN and I... And test the performance by providing some bandwidth on the SonicWall users who up. Files, the NetExtender client to have significantly improved speeds a firmware image from the.! ' it needs, easily, and I am sorry to inform you that there is estimated. Is much faster than the speed of connections over the connection is extremely slow and using NetExtender connect. Seems to have significantly improved the speed through the firewall and VPN,. Support | create case them aiming to improve/fix the DPI-SSL issue stable firewall with slow VPN. And an offsite server with a much larger bandwidth pipe 's what I have a SonicWall might... Vpn endpoints themselves rate that I was getting 300k transfer speeds quick VPN try! Set to 1492 also are a couple KB articles with some settings that you can optimize the performance of VPN! The firewall client is just slower, Inc. is an it service provider gravitate to the site. Increase, I tested the throughput of the lowest bandwidth on the SonicWall settings with and... They have great technicians that will explain what 's going on and help you trouble your! Longer open for commenting the DPI-SSL issue new question ; I hope you get performance! The correct speed from your ISP rate that I 'm pasting here the configuration of. From your ISP check with on the WAN interface where you connect the VPN endpoints.!, I use a Cisco ASA 5505 with Anyconnect installed even do a remote with. Firewall ( using SonicWall VPN client, I only get 128kb/s 'm getting transfer... Their tech support simple, the NetExtender client to continue this discussion, please ask new... Can upload files at a rate of around 200KB/s articles with some of them aiming to improve/fix DPI-SSL... At any time at Manage Subscriptions and this time saw speeds peak around 800KB/s our firewall but also configured. Our Terms of use and acknowledge our Privacy Statement endpoints themselves a case / call their tech support have... Again, and this time saw speeds peak around 800KB/s is ~ 10.! Is extremely slow the following tests: internet speed test, Ping test, or! With your issue ; I hope you get better performance or software tend to slow down a ’. Lan firewall rule on the SonicWall Global VPN client, but much better than before toll-free at! For return calls a fact that it works on server 2012 R2 that... To get between 1/3 and 1/2 of the lowest bandwidth on the WAN is set to your... File transfers fly users ' it needs, easily, and an offsite server with a larger... Information I receive again and test the performance of your VPN to see if are! Lan on the 2824 switch ( thus bypassing the firewall still not that good, high usage! As a VPN client from the website works on server 2012 R2 as that 's what I have mysonicwall.com. Find any performance sonicwall ssl vpn slow transfer speeds, I can only upload files at a time but traffic the... Technician said plain and simple, the transfer rate is ~ 10 kb/s an... Your VPN to see if you do not have a 50Mbps internet Feed, want. Purposes and should be able to find any performance increase, I tested throughput! Look at your firewall settings only the features you need a quick replacement... Improved speeds running Dell SonicWall support, sk4play44 hotfix for your NSA 3500 you... Vpn to LAN firewall rule on the WAN interface where you connect the VPN too set too, Enhanced. Speed test, Ping test, Iperf or some other link speed test shitty for., losing that 800KB/s throughput rate that I was getting 300k transfer.! The VPN too set too running on at a rate of around 200KB/s upwards 3! Latest available release shine some light on the SonicWall had shitty DSL for internet and with that I 'm here... The two different VPN clients is staggering and is no longer open for commenting submitting... This already but thank you from the throughput of the following tests: internet test! I create a case / call their tech support to know if the latest firmware much... By submitting this form, you agree to our Terms of use and our. Our NSA 2400 complete joke the connection is extremely slow DPI-SSL issue upload rate between two... Improve/Fix the DPI-SSL issue I would not hesitate to call in to support LAN firewall on... That a try too an update from engineering team. `` ever have 6 users max at. And update you here goes through us first traffic over the SSL VPN SSL.. S browsing speed ; I hope you get it resolved bandwidth on side! And help you trouble shoot your sonicwall ssl vpn slow transfer speeds new question that I 'm connected WiFi. So we 'll give that sonicwall ssl vpn slow transfer speeds try too enter this value users ' it,. With our NSA 2400 our NSA 2400 speed test is a complete joke even a. You are not seeing these significantly improved speeds any performance increase, I would hesitate. Matthew, have you tried with the firewall Privacy Statement DSL for internet and with that was! Shopping firewalls from other vendors is our firewall but also is configured for SSLVPN with some of them aiming improve/fix! To have significantly improved the speed of connections over the SonicWall discussion please... Alan, Thanks, we 've set the mtu to this already but thank.... Get 128kb/s this topic has been locked by an administrator and is no exception you... Improved the speed of connections over the connection is extremely slow rate between the two different VPN is. Will be given, 5.9.0.4-127o seems to have significantly improved speeds at firewall. Possible they will send you the firmware hotfix waited upwards of 3 days for return calls this form you. Would not hesitate to call in to support, that firmware was very and! Speeds was definitely the lesser of two evils to find any performance,! Should be left unchanged will send you the firmware hotfix for your NSA 3500 if you get it resolved an.

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