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L2Tp Vpn. Смотреть видео: L2TP IPSec VPN Protocol Vs PPTP Which One Is Best, PPTP And L2TP Explained Avoid Them, VPN Protocols Explained PPTP Vs L2TP Vs SSTP Vs OpenVPN, How To Create A Simple VPN Server With Mikrotik L2TP IPSec.