CARACTERÍSTICAS DE LA CAPA DE TRANSPORTE

Capa de transmisión

Tráfico de datos

Perfiles de tráfico

Descripción del tráfico

Peak Data Rate

Maximum Burst Size

Effective Bandwidth

Constant Bit Rate

Variable Bit Rate

Bursty

Congestion

Ocurre cuando

Paquetes entrantes > Tasa de procesamiento

Tasa de envío < Tasa de procesamiento

Network Performance

Delay vs Load

Throughput vs Load

Congestion Control

Open Loop (prevención)

Closed Loop (Remoción)

Retransmission policy

Window policy

Acknowledgment policy

Discarding policy

Admission policy

Back pressure

Choke packet

Implicit signaling

Explicit signaling

Quality of Service

Consideraciones de Diseño

Average Data Rate

Protocolo IP

Delay

Reliability

Jitter

Bandwidth

Técnicas para mejorar QoS

Scheduling

FIFO Queuing

Priority Queuing

Weighted Fair Queuing

Traffic Shaping

Leaky Bucket

Token Bucket

Resource Reservation

Admission Control

Servicios Integrados

Servicios Diferenciados

Signaling

Flow Specification

Admission

Service Classes

DS Field

Per Hop Behavior

DSCP (Differentiated Services Code Point)

CU (Currently Unused)

Traffic Conditioner

QoS in Switched Networks

QoS in Frame Relay

Access Rate

Committed Burst Size

Committed Information Rate

Excess Burst Size

User Rate

QoS in ATM

Classes

CVR

VBR

ABR

UBR

User Related Attributes

Network Related Attributes