Is port 647 (DHCP Failover) dangerous?

Port 647 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 647 be open on my firewall?

Port 647 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 647 use?

Port 647 (DHCP Failover) uses the TCP transport protocol and falls under the System & Infrastructure category.

:647 (TCP)

DHCP Failover

Medium Riesgo

TCP — System & Infrastructure

Resumen del puerto

Número de puerto 647

Nombre del servicio DHCP Failover

Protocolo de transporte TCP

Categoría System & Infrastructure

Riesgo de seguridad Medium

Rango de puertos Conocidos (0-1023)

Qué es el puerto 647?

DHCP Failover Protocol, used between redundant DHCP servers to synchronize lease databases and coordinate address assignment. Essential for high-availability DHCP deployments.

TCP System & Infrastructure De uso común

Consideraciones de seguridad

El puerto 647 (DHCP Failover) 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.

Puertos relacionados — System & Infrastructure

0 Reserved 1 TCPMUX 2 Management Utility 3 CompressNET 4 Unassigned 5 RJE 6 Unassigned 7 Echo

Términos relacionados

Bandwidth Latency Packet Loss Ping Throughput ASN