RH202 Question #5: Real Exam Question with Answer & Explanation

1. /proc is the virtual filesystem, we use /proc to modify the kernel parameters at running time. # echo "1" >/proc/sys/net/ipv4/ip_forward 2. /etc/sysctl.conf when System Reboot on next time. /etc/rc.d/rc.sysinit scripts reads the file /etc/sysctl.conf. To enable the IP forwardi

Question

There are more then 400 Computers in your Office. You are appointed as a System Administrator. But you don't have Router. So, you are going to use your One Linux Server as a Router. How will you enable IP packets forward?

Explanation

/proc is the virtual filesystem, we use /proc to modify the kernel parameters at running time. # echo "1" >/proc/sys/net/ipv4/ip_forward
/etc/sysctl.conf when System Reboot on next time. /etc/rc.d/rc.sysinit scripts reads the file /etc/sysctl.conf. To enable the IP forwarding on next reboot also you need to set the parameter. net.ipv4.ip_forward=1 Here 0 means disable, 1 means enable.

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