Mikrotik L2tp Server Setup Full [updated] Jun 2026

Before diving into the configuration, it's helpful to understand how this technology works:

Complete Guide to Setting Up a MikroTik L2TP VPN Server Layer 2 Tunneling Protocol (L2TP) paired with IPsec remains a highly secure, reliable, and universally compatible VPN solution. Most modern operating systems—including Windows, macOS, iOS, and Android—native support L2TP/IPsec without requiring third-party software.

Navigate to > Firewall > Filter Rules tab, click + , and add the following four rules. Ensure these rules are placed above any drop rules in your firewall list. 1. Allow UDP Port 1701 (L2TP traffic) Chain : input Protocol : udp Dst. Port : 1701 Action : accept 2. Allow UDP Port 500 (IPsec IKE) Chain : input Protocol : udp Dst. Port : 500 Action : accept 3. Allow UDP Port 4500 (IPsec NAT-Traversal) Chain : input Protocol : udp Dst. Port : 4500 Action : accept mikrotik l2tp server setup full

/ppp secret add name=username password=yourpassword profile=L2TP_Profile service=l2tp Use code with caution. Copied to clipboard Turn on the L2TP service and enforce IPsec for security. Menu : PPP > Interface > L2TP Server Settings : Enabled : Checked Default Profile : L2TP_Profile Use IPsec : required (or yes ) IPsec Secret : Enter a strong pre-shared key (PSK). Command :

If you see a "phase1 negotiation failed due to time up" error, it is almost always caused by a Network Address Translation (NAT) table issue in the router provided by your ISP. The simplest fix is to reboot the ISP's router/modem . A more permanent solution, if possible, is to configure the MikroTik as a "DMZ host" in that ISP router, which forces it to use untranslated ports. Before diving into the configuration, it's helpful to

Some implementations use GRE. It’s safe to allow:

I can provide the exact terminal scripts to resolve the issue. Share public link Ensure these rules are placed above any drop

/ppp profile add name=VPN-Profile local-address=192.168.88.1 remote-address=VPN-Pool dns-server=1.1.1.1 use-encryption=yes Use code with caution. Copied to clipboard Activate the server and enforce IPsec encryption . Navigate to PPP > L2TP Server . Enable: Checked. Default Profile: Select VPN-Profile . Use IPsec: Set to yes . IPsec Secret: Enter a strong pre-shared key (PSK) . Phase III: User Authentication (PPP Secrets) Create individual credentials for each remote user .