Use this procedure to prevent the dissemination of information about the network topology.
Before You Begin
You must become an administrator who is assigned the Network Management rights profile. For more information, see Using Your Assigned Administrative Rights in Securing Users and Processes in Oracle Solaris 11.3.
# ipadm set-prop -p _respond_to_echo_broadcast=0 ip # ipadm show-prop -p _respond_to_echo_broadcast ip PROTO PROPERTY PERM CURRENT PERSISTENT DEFAULT POSSIBLE ip _respond_to_echo_broadcast rw 0 -- 1 0,1
# ipadm set-prop -p _respond_to_echo_multicast=0 ipv4 # ipadm set-prop -p _respond_to_echo_multicast=0 ipv6 # ipadm show-prop -p _respond_to_echo_multicast ipv4 PROTO PROPERTY PERM CURRENT PERSISTENT DEFAULT POSSIBLE ipv4 _respond_to_echo_multicast rw 0 -- 1 0,1 # ipadm show-prop -p _respond_to_echo_multicast ipv6 PROTO PROPERTY PERM CURRENT PERSISTENT DEFAULT POSSIBLE ipv6 _respond_to_echo_multicast rw 0 -- 1 0,1
See Also
For more information, see _respond_to_echo_broadcast (IP) and _respond_to_echo_multicast (IPv4 or IPv6) in Oracle Solaris 11.3 Tunable Parameters Reference Manual and the ipadm(1M) man page.