Intelligent Traffic Control - Cisco ASR 5000 series Product Overview

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Table of Contents

▀ Features and Functionality - Base Software

Bearer retention and teardown procedures

Event reporting: Transmission of traffic plane events from BBERF to PCRF.

Service data flow detection for tunneled and un-tunneled service data flows: The HSGW uses service data flow

filters received from the PCRF for service data flow detection.

QoS interworking/mapping between 3GPP QoS (QCI, GBR, MBR) and 3GPP2 ProfileID's

Intelligent Traffic Control

Intelligent Traffic Control (ITC) supports customizable policy definitions that enforce and manage service level

agreements for a subscriber profile, thus enabling differentiated levels of services for native and roaming subscribers.

In 3GPP2, service ITC uses a local policy look-up table and permits either static EV-DO Rev 0 or dynamic EV-DO Rev

A policy configuration.

include an external policy server interface.

ITC provides per-subscriber/per-flow traffic policing to control bandwidth and session quotas. Flow-based traffic

policing enables the configuring and enforcing bandwidth limitations on individual subscribers, which can be enforced

on a per-flow basis on the downlink and the uplink directions.

Flow-based traffic policies are used to support various policy functions like Quality of Service (QoS), and bandwidth,

and admission control. It provides the management facility to allocate network resources based on defined traffic-flow,

QoS, and security policies.

Network Operation Management Functions

This section describes the following features:

Multiple PDN Support

P-GW Selection (Discovery)

Congestion Control

IP Access Control Lists

Provides a lighter weight PPP network control protocol designed to reduce connection set-up latency for delay sensitive

multimedia services. Also provides a mechanism to allow user devices in an evolved HRPD network to request one or

more PDN connections to an external network.

▄ Cisco ASR 5000 Series Product Overview

ITC includes the class-map, policy-map and policy-group commands. Currently ITC does not

HRPD Serving Gateway Overview