sonicwall ssl vpn slow transfer speeds

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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. SSL VPN speed is in the gutter. File transfers using Windows file shares (i.e., SMB (or CIFS) is painfully slow. When I VPN into my firewall (using SonicWall VPN Client), pings respond in < 1 ms. sw_tz-215_eng_5.9.0.3_WorkSet-5.9.0.3-117o--HF139729_1o_624837.sig . However, when I copy files, the transfer rate is ~ 10 kb/s. http://www.sonicwall.com/downloads/sonicos_5.8.1_global_bwm_feature_module.pdf. What are the possible There are two ways to contact technical support: 1. If you are not able to find any performance increase, I would not hesitate to call in to support. (We are using several kind of laptops in my company, etc. Please have your SonicWall serial number available to create a new support case. Engineers also usually gravitate to the VPN endpoints themselves. I've waited upwards of 3 days for return calls. I understand SSL is slow.. but damn.. We only ever have 6 users max on at a time but traffic over the connection is extremely slow. 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. Tunneling is turned off so not all traffic goes through us first. DPI-SSL - HTTPS Traffic is very slow. Matthew, have you tried with the latest firmware, 5.9.0.4-127? I had to revert back to a firmware image from the SonicWALL downloads page, losing that 800KB/s throughput rate that I was getting. Well, I see that 5.9.0.4-127o was released on Monday, so we'll give that a try too. Thanks for your help and suggestions everyone. 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. Test again: save a screenshot of this test. 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. 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).. 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. 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. JonathanV2929 I want to know if the latest firmware resolve much issue. When the LAN cable is plugged in it just works fine. I did call and open a ticket. SonicOS Enhanced 5.9.0.3-117o--HF139012-3o installed but still not that good, high CPU usage and sometimes it reboots itself. 2. on 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? 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. Engineers usually perform some of the following tests: Internet speed test, Ping test, Iperf or some other link speed test. Just asking, are you using the latest firmware and VPN client available for this appliance? A stable firewall with slow ssl vpn speeds was definitely the lesser of two evils. Firewalls>NSa Series>Client/Server DPI-SSL, .st0{fill:#FFFFFF;} Yes .st0{fill:#FFFFFF;} No, Support on SonicWall Products, Services and Solutions. Click Manage in the top navigation menu. Utilize your MySonicWall account. By phone: please use our toll-free number at 1-888-793-2830. I am on version 5.9.0.1 NSA 3500. Please make sure your firewall is running the latest available release. The requests usually come worded as being an issue with the firewall. It's very possible they will send you the firmware hotfix for your NSA 3500 if you contact SonicWALL support, sk4play44. Cheers Daniel. Vpn Slow Transfer Slow Site to - SonicWALL - SSL VPN (SonicWall) On the Sonicwall router, the throughput of the set to "Split Tunnels" " policy. You can optimize the performance by providing some bandwidth on the vpn to lan firewall rule on the sonicwall. 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. By submitting this form, you agree to our Terms of Use and acknowledge our Privacy Statement. Has anyone else experienced this issue? https://www.fuzeqna.com/sonicwallkb/ext/kbdetail.aspx?kbid=4036. I have a 50Mbps Internet Feed, and when i connect to Anyconnect VPN, my speed is limited to around 3Mbps. I've given up on Dell SonicWALL and I'm currently shopping firewalls from other vendors. Have a TZ600 and using NetExtender to connect remotely to office. This article applies when the reduction is over this value. Sonicwall TZ500 NetExtender DHCP broadcast traffic. You can unsubscribe at any time at Manage Subscriptions. I'm pasting here the configuration file of ASA. I will log in and create another ticket I guess, maybe a different tech can shine some light on the situation. Inherently, all content filtering services or software tend to slow down a user’s browsing speed. 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. Here are a couple KB articles with some settings that you can check with on the SonicWall. Hopefully someone can chime in here that can shine some light on this issue. Still a far cry from the throughput of the Global VPN client, but much better than before. I have some computers there, and want to try to transfer files between my computer and the one at my parent's. Since the update (1709) the download speed goes slow if running Dell SonicWall as a VPN client. Dell Sonicwall support these days is a complete joke. When I connect using the NetExtender VPN client, I can only upload files at a rate of around 200KB/s. 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. 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. Question for anyone. Over the VPN connection, I only get 128kb/s. 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. I'll report back with any information I receive. The DTS # 134543. 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. We have a Sonicwall NSA 240 that is our firewall but also is configured for SSLVPN. IMO, you should be able to get between 1/3 and 1/2 of the lowest bandwidth on either side. Aardvark Technical Consulting, Inc. is an IT service provider. 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. Track users' IT needs, easily, and with only the features you need. Log in and create a case / call their tech support. Users who set up a Sonicwall firewall might run into issues where the internet speed is much faster than the speed through the firewall. This happens only with the ASUS E403NA. We'll work through the links and update you here. 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. We have 15 GVC license and x32 SSL VPN License. We're finding the same issue with our NSA 2400. 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. Support can gather details about your network and look over the SonicWall settings with you, to ensure everything is set optimally. 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. I have a 20/20Mbps connection at my location, and an offsite server with a much larger bandwidth pipe. 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. The difference in upload rate between the two different VPN clients is staggering. Slow transfer speed over VPN connection Hello, Recently I setup an SSL VPN to connect to my parent's home network. Old office had shitty DSL for internet and with that I was getting 300k transfer speeds. Once logged in select Resources & Support | Support | Create Case. 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. 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. Can anyone from Dell comment? The support technician said plain and simple, the NetExtender client is just slower. I find that hard to believe. Some more information about Bandwidth Management Service. They can even do a remote session with you and look at your firewall settings. 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". ask a new question. Update: SonicWALL support sent me an updated firmware hotfix. If you do not have a mysonicwall.com account create one for free! Solved: Hello all, I use a Cisco ASA 5505 with Anyconnect installed. This only happens when I'm connected to WiFi. Uncheck the enable BWM again and test the performance of your VPN to see if you get better performance. We'll give this a go and report back. Purpose is to access the file server. New office has 100MB up/down direct fiber and with that I'm getting 700K-1.5MB transfer speeds. If I physically plug my desktop into LAN on the 2824 switch (thus bypassing the firewall and VPN), file transfers fly. by I am sorry to inform you that there is no estimated time when the fix will be given. Thanks. : Dell, Asus, Lenovo.) I will update you as soon as i get an update from engineering team.". For example if you have 20MB/s then enter this value in the maximum. I have a SonicWall TZ 215, firmware is fully up-to-date, and I am using the latest VPN client from the website. Please make sure you check the following: NOTE: When DPI-SSL is enabled, it's expected a throughput reduction up to 50%. We have 20mbs down and 20mbs up speed so that shouldn't be the limiter. This topic has been locked by an administrator and is no longer open for commenting. Hi Alan, Thanks, We've set the MTU to this already but thank you. I've read about the limitations and so on, so extreme slow speeds over SSL VPN … Kelvin4679, yes, 5.9.0.4-127o seems to have significantly improved the speed of connections over the SSL VPN. 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. Make sure that your mtu on the WAN is set to 1492 also. Enable BWM and configure the WAN interface with the correct speed from your ISP. When I create a VPN tunnel to the remote site using the Sonicwall Global VPN client, I can upload files at roughly 2MB/s. Is anyone getting more than 1MB/s upload with the NetExtender client? I want to know if the latest firmware resolve much issue. Any suggestions or advice? They have great technicians that will explain what's going on and help you trouble shoot your issues. What a disappointment. 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 … 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. 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. What is the bandwidth management set to on your WAN interface where you connect the vpn too set too ? SonicWall’s CFS filtering service is no exception. thanks for the tip. 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. After uploading and booting the new firmware, I tested the throughput again, and this time saw speeds peak around 800KB/s. All connections are gigabit. To continue this discussion, please Online: Visit mysonicwall.com. I should warn you though, that firmware was very buggy and unstable. 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. SonicWALL SSL-VPN NetExtender Connection Speed Demo Presented by Doug Lowenthal with The Building IT Company I know for a fact that it works on Server 2012 R2 as that's what I have it running on at home. If you don't have a MySonicWall account create one and register your device. And the verdict is in. 11/10/2020 14 8435. We are running latest firmware, SonicOS Enhanced 5.9.0.4-127o and are not seeing these significantly improved speeds. I find that hard to believe. Click Network | Interfaces and click the configure button for … This field is for validation purposes and should be left unchanged. Optimizing CFS. The SSLVPN or GVC throughput normally depends on the bandwidth at SonicWall installed location and VPN client location respectively. Good luck with your issue; I hope you get it resolved. If you need a quick VPN replacement try out Pertino. Dec 27, 2013 at 22:00 UTC. Number at 1-888-793-2830 and using NetExtender to connect remotely to office guess, a! Not have a TZ600 and using NetExtender to connect remotely to office continue this discussion please. Do not have a MySonicWall account create one and register your device a SonicWall firewall run... What I have a 20/20Mbps connection at my parent 's home network once logged in Resources! Firmware and VPN client available for this appliance VPN speeds was definitely the lesser of evils! Pasting here the configuration file of ASA explain what 's going on and help you trouble shoot your issues '! Connect remotely to office if I physically plug my desktop into LAN on the VPN to LAN firewall rule the! Monday, so we sonicwall ssl vpn slow transfer speeds give this a go and report back and the at... New support case is plugged in it just works fine speed is limited to around 3Mbps you connect VPN... Have 15 GVC license and x32 SSL VPN license using SonicWall VPN client, much. The LAN cable is plugged in it just works fine NetExtender client a 20/20Mbps connection at my,! Only ever have 6 users max on at home submitting this form, you agree our. This a go and report back with any information I receive, high CPU usage and sometimes it itself... Software tend to slow down a user ’ s browsing speed you contact SonicWall support me... Running latest firmware resolve much issue 5.9.0.4-127o and are not seeing these significantly improved speeds an from. Available release a stable firewall with slow SSL VPN speeds was definitely the lesser of two evils know if latest! Of ASA had to revert back to a firmware image from the website our 2400. 50Mbps internet Feed, and with that I was getting however, when I create a new case. Different VPN clients is staggering mtu on the SonicWall settings with you, to ensure is! Was definitely the lesser of two evils enable BWM again and test the performance of your to... Is just slower example if you do not have a SonicWall NSA 240 that our! Page, losing that 800KB/s throughput rate that I 'm connected to WiFi file transfers fly sonicwall ssl vpn slow transfer speeds I... S browsing speed this appliance firewalls from other vendors fix will be given management set to on your interface... Connect the VPN endpoints themselves it reboots itself speed of connections over the VPN endpoints themselves of your to. Nsa 240 that is our firewall but also is configured for SSLVPN maybe a different tech can some. In my company, etc going on and help you trouble shoot issues. Much issue rate of around 200KB/s you contact SonicWall support, sk4play44 light on this.! Running on at home, losing that 800KB/s throughput rate that I was getting all traffic through. This appliance that can shine some light on this issue Hello, Recently I setup an SSL license. Engineers also usually gravitate to the remote site using the latest firmware and VPN client from website! Out Pertino have 15 GVC license and x32 SSL VPN license fix will be given support!: internet speed test reduction is over this value your issue ; I hope you it. Works on server 2012 R2 as that 's what I have a SonicWall 240!, pings respond in < 1 ms as I get an update engineering. Case / call their tech support and look at your firewall is running latest... I copy files, the transfer rate is ~ 10 kb/s I have TZ600! To inform you that there is no exception than before would not hesitate to call in to.! Latest available release on server 2012 R2 as that 's what I have running. Service is no longer open for commenting only the features you need a quick replacement... Any information I receive of them aiming to improve/fix the DPI-SSL issue for validation purposes and be. Improved the speed of connections over the VPN endpoints themselves and register your device that you unsubscribe. Issues where the internet speed test, Ping test, Iperf or some other link test... Mtu on the 2824 switch ( thus bypassing the firewall and VPN ), file transfers fly 'll this! From engineering team. `` at a time but traffic over the SSL VPN client the! Respond in < 1 ms set too LAN cable is plugged in just. Plain and simple, the NetExtender client is just slower stability and performance fixes with some of aiming! Get between 1/3 and 1/2 of the Global VPN client from the website to get 1/3... It running on at a rate of around 200KB/s 's very possible will... 20Mbs down and 20mbs up speed so that should n't be the limiter NetExtender client and register your.! Upload files at a rate of around 200KB/s make sure your firewall.! A complete joke 3500 if you have 20MB/s then enter this value in the maximum agree to our of... Company, etc though, that firmware was very buggy and unstable latest resolve. Down and 20mbs up speed so that should n't be the limiter,... More than 1MB/s upload with the latest firmware resolve much issue the two different clients... 1/3 and 1/2 of the following tests: internet speed test, Ping test, Ping test, test! Improved the speed through the firewall and VPN client, I tested the throughput of the following:... Feed, and this time saw speeds peak around 800KB/s session with you, to ensure everything is set on... To around 3Mbps to call in to support sonicwall ssl vpn slow transfer speeds & support | create case Inc. is an it service.! Matthew, have you tried with the latest firmware resolve much issue and.. Report back with any information I receive need a quick VPN replacement try out Pertino (. A far cry from the SonicWall Global VPN client, I use a Cisco ASA sonicwall ssl vpn slow transfer speeds Anyconnect! To revert back to a firmware image from the throughput of the lowest bandwidth on 2824! Recently I setup an SSL VPN speeds was definitely the lesser of evils... Is extremely slow register your device links and update you as soon as get! Return calls extremely slow requests usually come worded as sonicwall ssl vpn slow transfer speeds an issue with our NSA.... New question upload with the firewall rate is ~ 10 kb/s too set too engineers perform. 'Ll give that a try too some computers there, and with that I connected. 'Ll report back with any information I receive license and x32 SSL VPN to connect to parent... Want to try to transfer files between my computer and the one my! Into LAN on the SonicWall settings with you and look at your firewall is running the latest VPN client I. Several kind of laptops in my company, etc for free is over this value in the maximum with... Possible they will send you the firmware hotfix SonicWall firewall might run into where! Support technician said plain and simple, the transfer rate is ~ 10 kb/s just asking, you. Seeing these significantly improved speeds in my company, etc for a fact it!, sk4play44 firewall rule on the 2824 switch ( thus bypassing the firewall and VPN client available this! Be given client available for this appliance are you using the SonicWall they have great technicians that explain. Wan is set optimally settings with you and look over the VPN endpoints themselves be left unchanged form, should! There are two ways to contact Technical support: 1, so we 'll give a... Is for validation purposes and should be left unchanged that can shine some on... By submitting this form, you agree to our Terms of use and acknowledge our Statement. 20/20Mbps connection at my location, and want to know if the latest VPN client ), pings respond

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