Lab 11.1 Page 53

cyberfarer

The following commands do not work on the CentOS guests main and secondary:

# sysctl net.ipv4.icmp.echo_ignore_all=1

# sysctl net.ipv4.icmp.echo_ignore_broadcasts=1

These commands work:

# sysctl net.ipv4.icmp_echo_ignore_all=1

# sysctl net.ipv4.icmp_echo_ignore_broadcasts=1



Just FYI.

lee42x

Thank you, the source materail has been update. 

marthasimons

 Its greate news, i love CentOS for the server