A Linux Administrator Is Using a Linux System as a Router

question 152

Multiple Choice

A Linux administrator is using a Linux system as a router. During the tests, the administrator discovers that IP packets are not being sent between the configured interfaces. Which of the following commands enables this feature for IPv4 networks?

• A) cat /proc/sys/net/ipv4/ip_route > 1
• B) echo "1" > /proc/sys/net/ipv4/ip_forward
• C) echo "1" > /proc/sys/net/ipv4/ip_route
• D) echo "1" > /proc/sys/net/ipv4/ip_net

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