Is port 3544 (Teredo Tunneling) dangerous?

Port 3544 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 3544 be open on my firewall?

Port 3544 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 3544 use?

Port 3544 (Teredo Tunneling) uses the UDP transport protocol and falls under the System & Infrastructure category.

:3544 (UDP)

Teredo Tunneling

Medium Riesgo

UDP — System & Infrastructure

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Resumen del puerto

Número de puerto 3544

Nombre del servicio Teredo Tunneling

Protocolo de transporte UDP

Categoría System & Infrastructure

Riesgo de seguridad Medium

Rango de puertos Registrados (1024-49151)

Qué es el puerto 3544?

Port 3544 is used by Teredo, a Microsoft tunneling protocol that provides IPv6 connectivity to hosts that are behind IPv4 NAT devices. Teredo encapsulates IPv6 packets within IPv4 UDP datagrams to traverse NAT boundaries. It was commonly used during the IPv4-to-IPv6 transition period.

UDP System & Infrastructure

Consideraciones de seguridad

El puerto 3544 (Teredo Tunneling) está clasificado como riesgo medio. Aunque este servicio se expone comúnmente, considera usar alternativas cifradas cuando estén disponibles.

Recomendación: Mantén el servicio actualizado. Monitorea los registros en busca de actividad inusual.

Teredo Tunneling

Resumen del puerto

Qué es el puerto 3544?

Consideraciones de seguridad

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