HP UX IPQos Software manual Index, Dscp

Page 133

A

acquiring HP-UX IPQoS, 37 adapter attributes

quick reference, 116

specific attribute information, 77 adapter blocks, 46, 59 administering HP-UX IPQoS, 45 API, 26

architectural overview, 27 assisted forwarding (AF), 23

B

benefits of HP-UX IPQoS, 19

C

configuration file example, 117, 120122configuration files

editing, 57

role in HP-UX IPQoS deployment, 4546 sharing on multiple machines, 31 syntax, 26, 5960

D

deploying HP-UX IPQoS, 45 Differentiated Services

See DiffServ

Differentiated Services Code Point See DSCP

DiffServ, 1920,2325,30 DS field, 2324DS-aware router, 2123,30

DSCP

filter attribute, 69, 74 how used, 24

marking, 19, 21, 23, 25, 47, 71 values, 23

E

EF (expedited forwarding), 23 example configuration file, 48, 120122

F

features of HP-UX IPQoS, 25 filter attributes

general information, 6465,67

Index

quick reference, 114115

specific attribute information, 6566,6970filter blocks, 46, 59

filters, 19, 25, 46 flow control, 21

H

HP-UX IPSec, 26

I

IEEE802.3, 26 IEEE802.3ad, 26 IETF, 19, 23, 25 implicit default flow, 64 installing HP-UX IPQoS, 35, 38 Internet Engineering Task Force

See IETF ipqosadmin

See also using ipqosadmin administrative utility for HP-UX IPQoS,

26, 49, 81 displaying state, 81, 86 displaying statistics, 26 loading a configuration file, 89 overview, 81

role in HP-UX IPQoS deployment, 45 showing configuration information, 92 showing statistics, 94 troubleshooting HP-UX IPQoS, 101 unloading a configuration, 91

usage rules, 81

verifying a configuration file, 87 IPSec See HP-UX IPSec

IPv4, 26

IPv6, 26

L

loading HP-UX IPQoS, 38

M

marking, 23, 25, 71

maximum bandwidth, 47, 7374metering, 23, 71

133

Image 133
Contents Manufacturing Part Number October HP-UX IPQoS A.01.00 Administrator’s GuideGovernment License WarrantyCopyright Notice Trademark NoticesContents HP-UX IPQoS Configuration Files HP-UX IPQoS Configuration File Attributes Quick Reference Ipqosadmin Quick Reference Tables Tables Figures Figures New and Changed Documentation in This Edition Intended AudiencePublishing History What Is in This DocumentUserInput Typographic ConventionsHP-UX Release Name and Release Identifier Related DocumentsHP Product Documentation ManpagesHP-UX IPQoS Relevant RFCs Related RFCsDescription HP Welcomes Your Comments Introduction Introduction Benefits of HP-UX IPQoS OverviewDiffServ Mechanisms Traffic Conditioning Traffic ClassificationTraffic Classification and Conditioning Flow in HP-UX IPQoS Dscp Marking Summary Conforms to the Ietf DiffServ model HP-UX IPQoS FeaturesProvides provisioned QoS management Supports both IPv4 and IPv6 Provides a simple configuration file formatNo changes to existing applications are required Compatible with HP-UX IPSecArchitectural Overview HP-UX IPQoS ArchitectureHP-UX 11i v2 HP-UX IPQoS uses the Interfacemodules list Overview Planning for HP-UX IPQoS DeploymentGeneral Planning Considerations HP-UX Host Specific Planning Considerations Planning for HP-UX IPQoS Deployment Planning for HP-UX IPQoS Deployment Chapter Installing HP-UX IPQoS Installing HP-UX IPQoS Supported Hardware System RequirementsSupported Operating Systems Disk Space RequirementsHP-UX 11i v2 Patch Requirements HP-UX 11i v1 Patch RequirementsStep Acquiring HP-UX IPQoSInitial Installation Installing HP-UX IPQoSUpdate Installation #swinstall -s /tmp/IPQoS.depot HpuxipqosOpt/ipqos/db/ipqosdb.db the active configuration database Verifying the HP-UX IPQoS Installation #swremove Hpuxipqos Removing HP-UX IPQoS#swlist -l product Hpuxipqos Removing HP-UX IPQoS Chapter Getting Started with HP-UX IPQoS Getting Started with HP-UX IPQoS HP-UX IPQoS Deployment Overview HP-UX IPQoS Deployment Components HP-UX IPQoS Configuration FilesRole of Filters General Pseudo-Syntax Example Role of PoliciesSimple Configuration File Example Ipqosadmin Administration Utility HP-UX IPQoS Operating States System OperationState After Reboot Starting HP-UX IPQoS Without a RebootStart and Stop Scripts #/sbin/init.d/ipqosdne start #ipqosadmin -state#/sbin/init.d/net start #/sbin/init.d/net-ipv6 start#/sbin/init.d/ipqos stop Stopping HP-UX IPQoS Without a Reboot#/sbin/init.d/ipqosdne stop HP-UX IPQoS Configuration Files HP-UX IPQoS Configuration Files Introduction Configuration File Syntax Syntax Rules Configuration File Syntax #vi ftpmgmt.qosconf Creating an HP-UX IPQoS Configuration FileCreating an HP-UX IPQoS Configuration File #ipqosadmin -verify -f ftpmgmt.qosconf -verbose Filter Attributes Filter BlocksAddress and Port Attributes Low end of the source port number range Syntax Rules Supported Transport Protocol Numbers Additional AttributesTransport Protocol Numbers Priority Attribute Supported Network Protocol NumbersPriority p Policy Attributes Policy BlocksReservation b1suffix Maximum b2suffix Vpr priority For more information on HP-UX Vlan usage, refer to Using Adapter Attribute Adapter BlocksUses policy3, policy4, policy5 uses policy6, policy7 Adapter Blocks Chapter Administering HP-UX IPQoS Administering HP-UX IPQoS Ipqosadmin Options and Administrative Actions Ipqosadmin OverviewIpqosadmin Usage Rules Ipqosadmin Overview Using ipqosadmin to Change States Administering HP-UX IPQoS Operating States#ipqosadmin -unload #ipqosadmin -load -f filename -verboseDisabling/Re-Enabling HP-UX IPQoS Administering HP-UX IPQoS Operating States Syntax Displaying State InformationOption Example#cat file1 file2 ipqosadmin -verify -f Verifying a Configuration FileOptions Example #cat file1 file2 ipqosadmin -load -f Loading a Configuration FileDefault -abort Unloading a Configuration Showing Configuration Information Output is always current Showing Statistics Packets Bytes Setting and Showing Log Level Setting and Showing Log Level Setting and Showing Log Level Chapter Troubleshooting HP-UX IPQoS 100 Chapter 101 HP-UX IPQoS ipqosadmin Utility Troubleshooting Tools#ipqosadmin -showconfig #ipqosadmin -verify-load -f filename -verbose#ipqosadmin -showstats HP-UX System and Networking UtilitiesInstallation Scenario HP-UX IPQoS Installation Fails Troubleshooting ScenariosHP-UX IPQoS Configuration File Verification Fails #ipqosadmin -verify -f file -verbose Active Configuration Is Not As Expected#ipqosadmin -load -f fixedfilename -verbose State Is Not As Expected#ipqosadmin -load -f filename Traffic Management Problems#ipqosadmin -load -f simplefile -verbose Corrupt or Missing HP-UX IPQoS Configuration File#ipqosadmin -showconfig -conf reinstate.cfg #ipqosadmin -load -f reinstate.cfg -verbose#ll /opt/ipqos/db/ipqosdb.db #cp /opt/ipqos/db/ipqosdb.db /tmp/problemipqosdb.db#cp /opt/ipqos/db/template.db /opt/ipqos/db/ipqosdb.db Sample Error Messages Resolution Sample Error and Warning MessagesSample Warning and Informational Messages Message ResolutionReporting Problems to HP 112 HP-UX IPQoS Configuration File Attributes Quick Reference Table A-1 Filter Attributes Definition Summary of Configuration File AttributesAppendix a 115 Table A-3 Adapter Attributes Definition Table A-2 Policy Attributes DefinitionAdapter this block applies to. Specify only one Adapter per adapter blockHP-UX IPQoS Configuration File Examples Appendix B Example 1 Premium Services Class Web Server 120 Example 2 Trusted Applications and Dscp Example 3 Packets Can Match Multiple Filters Example 4 Limit ftp Bandwidth 124 Ipqosadmin Quick Reference Summary of the ipqosadmin usage syntax is as follows Ipqosadmin Usage Syntax SummaryLoad an HP-UX IPQoS Configuration File Ipqosadmin Syntax Quick ReferenceUnload an HP-UX IPQoS Configuration File Show Configuration Information Get Help Set/Show Log Level for HP-UX IPQoS Messages130 See Dscp GlossaryTraffic shaper See shaper MeterDscp Index134 135
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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.