HP A6600 Configuration Manual page 106

# Configure a packet filtering behavior.
[Router] traffic behavior deny
[Router-behavior-deny] filter deny
[Router-behavior-deny] quit
# Create a QoS policy and associate the traffic behavior with the class in the policy.
[Router] qos policy p2p
[Router-qospolicy-p2p] classifier p2p behavior deny
[Router-qospolicy-p2p] quit
# Enable DAR for traffic recognition on GigabitEthernet 1/1 and apply the QoS policy to the incoming
traffic of GigabitEthernet 1/1.
[Router] interface gigabitethernet 1/1
[Router-GigabitEthernet1/1] dar enable
[Router-GigabitEthernet1/1] qos apply policy p2p inbound
Run the BT client and the eMule/eDonkey client on a connected PC and start downloading files.
Check the interfaces of the clients, and see they cannot download files.
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