Introduction

HP-UX IPQoS Architecture

HP-UX IPQoS Architecture

Figure 1-2 displays a high-level overview of the HP-UX IPQoS architecture.

Figure 1-2

Architectural Overview

As shown in Figure 1-2, HP-UX IPQoS operates in both user space and kernel space. Also shown in Figure 1-2, HP-UX IPQoS inserts a module between the IP and the DLPI layers, into the STREAMS plumbed by ifconfig. To insert this module:

HP-UX 11i v1: HP-UX IPQoS uses the autopush mechanism.

Chapter 1

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