HP UX IPQos Software manual Restoring Configurations to the Kernel after Reboot, Sample Program

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Overview

HP-UX IPQoS API Overview

All return codes have a corresponding native-language string representation. The string representation can be obtained from the uint32_t return code by calling the function:

const char * IpqosStrerror(uint32_t errCode);

The string representation is suitable for use in error messages.

See Appendix B, “Return Codes,” on page 49, for a list of return codes and their corresponding mnemonics and message strings.

For more information on IpqosStrerror(), refer to the IpqosSession (3c) manpage.

Restoring Configurations to the Kernel after Reboot

The HP-UX IPQoS API maintains a configuration database that is synchronized with the HP-UX IPQoS configuration loaded in the kernel modules. This allows the HP-UX IPQoS subsystem to restore the last installed configuration whenever it is restarted.

Sample Program

A sample program, “htmldump” is included with HP-UX IPQoS. This purpose of this program is to provide configuration information in an HTML output format. The “htmldump” program can be found under the directory /opt/ipqos/examples. Also, see Appendix C, “Code Example,” on page 53, for a pseudo-code sample that illustrates how to create a simple configuration.

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Contents HP-UX IPQoS A.01.00 Programmer’s Guide Manufacturing Part Number OctoberWarranty Government LicenseCopyright Notice Trademark NoticesContents Return Codes Intended Audience New and Changed Documentation in This EditionTypographic Conventions What Is in This DocumentPublishing History Bold Related DocumentsHP-UX Release Name and Release Identifier Manpages HP Product DocumentationRelated RFCs Relevant RFCs RFCs DescriptionHP Welcomes Your Comments Overview Introduction Introduction to HP-UX IPQoS Background InformationHP-UX IPQoS Architecture Architectural OverviewIntroducing the HP-UX IPQoS API Introduction Programmatic Requirements Structural Overview How to Use the HP-UX IPQoS APIHP-UX IPQoS API Overview HP-UX IPQoS API Overview Manpages Return Codes Restoring Configurations to the Kernel after Reboot Sample ProgramUsing the HP-UX IPQoS API Session Types Using SessionsStarting a Session Terminating a Session Object StatusUsing Sessions Object Attributes Using ObjectsCreating, Copying and Destroying Objects Using Lists ListsRestrictions Attaching Objects to ListsTraversing Lists Code Example Traversing An Adapter List Do something with the policy list hereDeleting Policies and Filters Detaching From a List Filter Objects Filter OverlapAttributes Associated with Filter Objects Object Type AttributesFilter Objects Policy Objects Attributes Associated with Policy ObjectsAdapter Objects Attributes Associated with Adapter ObjectsObject Type Counters StatisticsCounters Kept for Statistics Troubleshooting General Tips Reporting Problems to HP Reporting Problems to HP Chapter Function Calls Session-Related Function Calls Table A-1 Session-Related Functions DescriptionAdapter-Related Function Calls Table A-2 Adapter-Related Functions DescriptionPolicy-Related Function Calls Table A-3 Policy-Related Functions DescriptionSet Vlan priority Filter-Related Function Calls Table A-4 Filter-Related Functions DescriptionGet priority of filter Filter Overlap-Related Function Calls Table A-5 Filter Overlap-Related Functions DescriptionFilter1 overlaps that Filter2Statistics-Related Function Calls Table A-6 Statistics-Related Functions DescriptionReturn Codes Return Codes, Mnemonics and Message Strings Table B-1 Return Codes with Mnemonics and Message StringsObject name is not set Return Codes, Mnemonics and Message Strings Appendix B Code Example Configuration Code Example Exit Else Return MainIpqosvaluemoderelative Configuration Code Example Appendix C Index Index Index
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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.
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