
REPASO FIREWALL Y VPN
Authored by Maria Llopis
Computers
Professional Development
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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se elimina una regla específica en iptables por número de línea en la cadena INPUT?
iptables -D INPUT line_number
iptables -R INPUT line_number
iptables -D INPUT -line line_number
iptables -D INPUT --line-number line_number
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se actualiza una regla existente en nftables?
nft replace rule
nft update rule
nft modify rule
nft refresh rule
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo se puede realizar una copia de seguridad de la configuración de OpnSense?
Copiando manualmente los archivos de configuración
Usando la herramienta de copia de seguridad en la interfaz web
A través de la línea de comandos
No es posible realizar copias de seguridad
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si quieres bloquear todo el tráfico saliente a un determinado IP usando iptables, ¿cuál sería la regla correcta?
iptables -A OUTPUT -d <IP_ADDRESS> -j DROP
iptables -A OUTPUT -s <IP_ADDRESS> -j DROP
iptables -A INPUT -d <IP_ADDRESS> -j DROP
iptables -A FORWARD -s <IP_ADDRESS> -j DROP
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué comando de iptables se utiliza para ver todas las reglas activas en todas las cadenas?
iptables --view
iptables --list
iptables --show
iptables --display
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué opción se usa con iptables para especificar la política predeterminada de una cadena?
-D
-P
-L
-A
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de software es OpnSense?
Sistema operativo de escritorio
Sistema operativo de servidor
Firewall y enrutador de red
Plataforma de virtualización
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