Patent ID: 8953454
Filing Date: 2015-02-10
Classification: H04L

Abstract:
1. An apparatus for policing traffic in a communication network, the apparatus comprising: one or more processors configured to: evenly distribute packets that have arrived at the apparatus, among a plurality of policing processors; the plurality of policing processors each configured: to supply tokens in units of a predetermined amount to the first token bucket for which the token request has been issued, the tokens being supplied from a second token bucket in accordance with an amount of tokens remaining in the second bucket, wherein when it is determined that the second bucket does not hold tokens in an amount that is equal to or greater than an amount of tokens requested by the token request issued the respective policing processor, information indicating that the token request has been issued is stored in a request state management table, and when a sufficient amount of tokens have been accumulated in the second bucket, the predetermined amount of tokens is supplied to the first token bucket of the respective policing processor.