- Draytek ssl vpn slow. (It's not too hard to setup and is much faster (10x ?). To overcome the limitations, register all your VPN Vigor Routers to DrayTek VPN Matcher, then VPN Matcher will help exchanging the connection information between VPN Server and branches. Below we list the VPN protocols which Vigor Router offers and their relative security strength and performance on Vigor Router, to help you decide which VPN protocol is best for your network. I've followed instructions and installed an SSL certificate. To check if the WAN connection is stable, go to Online Status page May 9, 2020 · DrayTek Products VPN Connectivity Very slow lan-to-lan SSL VPN Very slow lan-to-lan SSL VPN bigcol Topic Author Offline New Member More 09 May 2020 14:34 #96148 by bigcol Mar 24, 2014 · VPN between offices is working fine. This all works rather well, however when the VPN connection is established, browsing the internet becomes incredibly slow, despite using the default gateway of my works LAN and not that of the VPN connection. Internet connection is a 100Mb leased line. Use iPerf3 to test the speed We verify Vigor Router's NAT/ VPN performance before releasing each firmware version and iPerf3 is the tool we used for measuring the router's performance here. Mar 25, 2020 · Replied by hornbyp on topic Re: Slow SSL VPN on new 3910? trevc80 wrote: Dial-in SSL performance is terrible, <1Mb/sec transfer speeds. FTP, SMB, www. ydndted x6b ngl tl0 nh a7d vglxxn boxsz 9i6 z6wfb