2. Enable L2TP/IPsec, PPTP or OpenVPN services. QNAP NAS supports L2TP/IPsec, PPTP and OpenVPN connections and you can select which one to use. L2TP/IPsec. L2TP (Layer Two Tunneling Protocol) is a combination of the Point-to-Point Tunneling Protocol (PPTP) and Layer 2 Forwarding (L2F).

May 19, 2020 · L2TP is a mainstream tunneling protocol that’s used by almost VPN providers nowadays. Though it is not as secure as OpenVPN, however, the fact that it can be configured to work on almost all internet-connected devices makes it really popular. L2TP/IPsec is a protocol built into most desktop, phone, and tablet devices. It is a good choice if OpenVPN isn't supported by your device and security is top priority. OpenVPN ™ Diamond Only. OpenVPN is the recommended protocol for desktops including Windows, Mac OS X and Linux. Highest performance - fast, secure and reliable. L2TP/IPsec is an excellent choice if OpenVPN is not available on your device, but you want more security than PPTP. OpenVPN is an open source VPN software developed by 'OpenVPN technologies' . OpenVPN is the recommended protocol for desktops, including Windows, Mac OS X, and Linux. Dec 29, 2012 · L2TP is considered to be a more secure option than PPTP, as the IPSec protocol which holds more secure encryption algorithms, is utilized in conjunction with it. It also requires a pre-shared certificate or key. L2TP’s strongest level of encryption makes use of 168 bit keys, 3 DES encryption algorithm and requires two levels of authentication. PPTP/L2TP/SOCKS Security. The PPTP/L2TP/SOCKS5 protocols are provided for devices lacking compatibility with the Private Internet Access application or OpenVPN protocol. PPTP/L2TP/SOCKS5 should be used for masking one's IP address, censorship circumvention, and geolocation.

May 30, 2019 · L2TP: OpenVPN: IKEv2: SSTP: Platforms Compatibility: Easy to set up on popular platforms such as Windows, MacOS, iOS, and Android etc. No need to install additional software to setup PPTP. It is built in on many popular platforms and is easy to set up just like PPTP. It is compatible with platforms like Android, iOS, Windows, and MacOS etc.

Layer 2 Tunnel Protocol (L2TP) is a popular method for establishing VPN connections and is provided as an option by most Internet service providers (ISPs). L2TP supports up to 256 bit session keys using the IPSec protocol, however the session keys can vary depending on the algorithms being used. vpnプロトコルと言うと難しそうですが、ご心配なく。この記事では詳しい情報を分かりやすく解説していきます。pptp、l2tp、openvpn、sstp、ikev2の長所や短所を見ていきましょう。 OpenVPN OpenVPN is an open-source protocol, which means that it is constantly being developed and improved by security professionals around the world. It’s fast, secure, and often works best for long-distance connections or desktop operating systems.

L2TP stands for Layer 2 Tunneling Protocol, and it doesn’t provide any encryption by itself. L2TP VPN usually uses an authentication protocol, IPSec (Internet Protocol Security), for strong encryption and authentication, which gives it an ultimate edge on some other most used protocols like PPTP.

Jun 30, 2020 · L2TP/IPsec encapsulates data twice, which slows things down. This is offset by the fact that encryption/decryption occurs in the kernel and L2TP/IPsec allows multi-threading. OpenVPN does not. The result is that L2TP/IPsec is theoretically faster than OpenVPN. In computer networking, Layer 2 Tunneling Protocol (L2TP) is a tunneling protocol used to support virtual private networks (VPNs) or as part of the delivery of services by ISPs. It does not provide any encryption or confidentiality by itself. L2TP/IPSec 相比 OpenVPN 容易封锁,因为它依赖于固定的协议和端口。 OpenVPN 可以很容易的配置为使用任何端口运行,也可以使用 UDP 或 TCP 协议。 为了顺利穿越限制性的防火墙,可以将 OpenVPN 配置成使用 TCP 443 端口,因为这样就无法和标准的 HTTPS 无法区分,从而极 Jul 13, 2020 · This is the official OpenVPN Connect client software for Windows workstation platforms developed and maintained by OpenVPN Inc. This is the recommended client program for the OpenVPN Access Server to enable VPN for Windows. The latest version of OpenVPN for Windows is available on our website.