QoS- police-shaping

This is my new config. I have 4 ingress interfaces for clients and 1 egress to the ISP which has a 2Mbps link.

policy-map RATE_LIMIT
class BAND256
bandwidth 256
random-detect
police cir 2048000 bc 25600 conform-action transmit exceed-action drop
shape average 2048000

class BAND512
bandwidth 512
random-detect
police cir 4096000 bc 64000 conform-action transmit exceed-action drop
shape average 4096000

class RTP
priority 256
class BAND128
bandwidth 128
random-detect
police cir 1024000 bc 16000 conform-action transmit exceed-action drop
shape average 1024000

class class-default
fair-queue