police <> and police cir <> commands do the same thing. Infact, the IOS adds the cir keyword when I enter police <> commands.
police rate <> commands are used for control-plane policing http://www.cisco.com/en/US/partner/docs/ios-xml/ios/qos/command/N_through_P.html#GUID-EBA1A14B-8D5F-4A87-9484-58AFF6C9920C And for MQC single-rate policing, i think the Bc should be (CIR/8)*0.25, Be=Bc Regards, Karthik
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