Is port 1701 (L2TP) dangerous?

Port 1701 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 1701 be open on my firewall?

Port 1701 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 1701 use?

Port 1701 (L2TP) uses the UDP transport protocol and falls under the Security & VPN category.

:1701 (UDP)

L2TP

Low Riesgo

UDP — Security & VPN

Resumen del puerto

Número de puerto 1701

Nombre del servicio L2TP

Protocolo de transporte UDP

Categoría Security & VPN

Riesgo de seguridad Low

Rango de puertos Registrados (1024-49151)

Qué es el puerto 1701?

Port 1701 is the standard port for Layer 2 Tunneling Protocol (L2TP), used to create VPN tunnels. L2TP itself provides no encryption and is typically combined with IPSec to form L2TP/IPSec VPN connections. It is built into Windows, macOS, iOS, and Android for VPN connectivity.

UDP Security & VPN De uso común

Consideraciones de seguridad

El puerto 1701 (L2TP) está clasificado como bajo riesgo. Este servicio usa cifrado o tiene una superficie de ataque mínima, siendo relativamente seguro de exponer.

Recomendación: Aplica prácticas de seguridad estándar. Mantén el software actualizado y monitorea el acceso.

Puertos relacionados — Security & VPN

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Términos relacionados

SSL/TLS Certificate DDoS DNS Spoofing Encryption Firewall HTTPS