HP-UX IPQoS Configuration File Examples

Example 1: Premium Services Class Web Server

Example 1: Premium Services Class Web Server

This example shows a configuration file that provides differentiated service for three traffic classes:

http (port 80)

videosrv (assumes this exists in /etc/services on the local host)

all (other) IPv4 traffic

####

#Sample file of a three-policy HP-UX IPQoS configuration.

#One policy is for HTTP (port 80) traffic. It is assured 45% of bandwidth, and

#is allowed to send up to 100% of bandwidth.

#Another policy is for video traffic; it is also assured 45% of bandwidth and

#is allowed to send up to 100% of bandwidth.

#The third policy is for all other IPv4 traffic. It is assured only

#a small amount of bandwidth (50Kpbs) but is allowed to send up to 100Kbps.

#Note that the policy specified for all other IPv4 traffic provides more

#reserve bandwidth (50Kbps) than would have been provided by the implicit default

#policy (5Kbps), had it not been defined.

#

#The DSCP settings are arbitrary and are only shown to illustrate syntax.

filter webselect { srcport http/tcp priority 1

}

filter videoselect {

 

srcport videosrv/udp

# assumes /etc/services has “videosrv/udp”)

priority 2

 

}

 

filter other_v4 {

 

netproto 0x800

# selects all IPv4 traffic

priority 99999

#low priority, because only for “other” IPv4 traffic

 

#if matches either of other filters, want the

 

#policy those are attached to, to be selected

}

 

policy premwebservice_p1 { uses webselect

res 45% max 100% dscp 46

}

Appendix B

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HP UX IPQos Software manual Example 1 Premium Services Class Web Server

UX IPQos Software specifications

HP-UX IPQoS is a sophisticated software solution designed to enhance the network performance of HP's Unix-based operating system, HP-UX. This software focuses on Quality of Service (QoS) mechanisms that ensure efficient bandwidth utilization and prioritize network traffic to meet the demands of various applications.

One of the main features of HP-UX IPQoS is its ability to define traffic priorities. Administrators can classify traffic into different priority levels, allowing critical applications to receive the bandwidth they need while less important traffic can be deprioritized. This feature is essential in environments where bandwidth is a limited resource, ensuring that business-critical processes maintain their performance even during peak usage times.

The software employs advanced traffic shaping techniques that allow the management of data flow in the network. By controlling the rate of traffic and smoothing out bursts, IPQoS helps prevent network congestion, leading to a consistently reliable user experience. In addition, it can manage both inbound and outbound traffic, ensuring optimal performance in various network scenarios.

Another significant characteristic of HP-UX IPQoS is its integration with other network management tools. It operates seamlessly with HP’s Network Management Suite, providing a holistic view of network performance. This integration facilitates easier troubleshooting and monitoring, as administrators can correlate data from different sources for comprehensive insights.

Moreover, HP-UX IPQoS supports various protocols, including DiffServ and MPLS. By adhering to these standards, it positions itself as a versatile tool that can operate in diverse network environments, providing flexibility and ease of deployment. Additionally, the software supports policy-based management, enabling organizations to implement specific rules tailored to their network requirements.

Security is also a critical focus of HP-UX IPQoS. The software provides mechanisms to enforce traffic policies while safeguarding against potential threats. By ensuring that only authorized traffic flows through the network, it minimizes the risk of attacks and data breaches, contributing to a more secure IT environment.

The user interface of HP-UX IPQoS is designed for ease of use, allowing network administrators to configure settings, monitor performance, and generate reports without extensive training. This user-friendliness accelerates the deployment process and enhances the overall management of network resources.

In summary, HP-UX IPQoS is a robust and versatile network management solution that brings substantial benefits to organizations looking to optimize their network performance. With its traffic prioritization features, integration capabilities, support for industry standards, and focus on security, it stands out as an essential tool for maintaining effective and secure network operations in a dynamically changing IT landscape.