Block Traceroute and ping from client

Block Traceroute

You could arrange him in firewall mikrotik, to avoid Traceroute and ping, Along With was the method that most was easy:

/ip firewall filter add chain=forward protocol=icmp icmp-options=11:0 action=drop comment=”Drop Traceroute”
/ip firewall filter add chain=forward protocol=icmp icmp-options=3:3 action=drop comment=”Drop Traceroute”

next you can block ping

/ip firewall filter add chain=input action=accept protocol=icmp limit=50/5s,2

Source : http://mikrotik.unimedcenter.org/?p=91