class-map match-any http
 match protocol http
class-map match-any http-bad
 match protocol http url "*gif*"
 match protocol http url "*jpg*"
class-map match-any tel
 match protocol telnet
 match protocol ssh
policy-map nbar
 class tel
  priority 512
 class http-bad
  drop
 class http
  police rate 64000
   conform-action transmit
   exceed-action drop
   violate-action drop
 class class-default