blocking ping and telnet to router [7:29994]

I would like to block ping , nbt stat and telnet request no a couple of routers. Can someone give me an example of this? Also can this be done to deny request per pc in other words allowing some pc's to be pinged etc but not others? thanks for any help

RE: blocking ping and telnet to router [7:29994]

you will have to use extended accesslists to achieve this task. The following is an example only.. access-list 100 deny tcp any any eq telnet access-list 100 deny icmp any any you can replace the first any with source ip address'es and the second any with destination ip address'es and allow