Table of Contents | HP UX Auto Port Aggregation (APA) Software

Table of Contents
About This Document	9
1 Introduction	13
Conceptual Overview	13
Link Aggregate	13
Load Balancing	14
Failover Group	15
Proactive Failover	15
TCP Segmentation Offload	16
VLAN Support	16
Interoperability with HP Serviceguard	17
Administrative Methods	17
HP System Administration Manager	17
lanadmin Command	18
Manually Editing Configuration Files	18
2 Installing the APA Software	19
Installation Requirements	19
Hardware Requirements	19
Supported Switches	19
Supported LAN Cards	19
Operating System Requirements	20
Software Requirements	20
Installing the Software	20
Verifying the Installation	20
Removing the Software	21
3 Configuring APA	23
HP APA Configuration Examples	23
Enterprise Intranet Client/Server Environment	23
Internet or Large Enterprise Environments Using Routers	24
Server-to-Server(Back-to-Back)	26
Hot Standby for High Availability	27
Server-to-Server with Switch (Not Recommended)	28
Failover Group	29
Failover Group Using Link Aggregates	30
Preparing for Configuration	31
Link Aggregate Advanced Parameters	34
Failover Group Advanced Parameters	35
Configuring a Link Aggregate	36
Configuring an FEC_AUTO Mode Link Aggregate	36
Using SAM to Configure a MANUAL Mode Link Aggregate	41
Configuring a Failover Group	46
Configuring an IP Address	47
Configuring the Link Partner	47
Configuring HP Serviceguard	47
Creating VLANs Over APA	47
Verifying the Configuration	47

Table of Contents

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HP UX Auto Port Aggregation (APA) Software manual Table of Contents

Contents

HP Auto Port Aggregation Administrators Guide Page Table of Contents 113 105 119 127129 List of Figures Vlan over a Link AggregateVlan over a Failover Group List of Tables List of Examples Document Organization About This DocumentIntended Audience New and Changed Information in This Edition Related Information Typographic Conventions HP Encourages Your Comments Publishing HistoryPage Introduction Conceptual OverviewLink Aggregate Load Balancing Proactive Failover Failover Group Vlan Support TCP Segmentation Offload Interoperability with HP Serviceguard Administrative MethodsHP System Administration Manager Manually Editing Configuration Files Lanadmin Command Installing the APA Software Installation RequirementsHardware Requirements Software Requirements Installing the SoftwareVerifying the Installation Operating System Requirements Removing the Software Output similar to the following displaysIf nothing is displayed, rebuild the kernel Page Configuring APA HP APA Configuration ExamplesEnterprise Intranet Client/Server Environment Configuring APA Internet or Large Enterprise Environments Using Routers Sample Router and Server Configuration No Switch Server-to-Server Back-to-Back Sample Router and Server Configuration Switch Hot Standby for High Availability This configuration has the following characteristics Sample Hot Standby Configuration for High Availability Server-to-Server with Switch Not Recommended HP APA 2-4 Port Link Aggregation Switch Sample Failover Group Lanmonitor Configuration Failover Group Using Link Aggregates Sample Failover Group Using Link Aggregates Configuration Preparing for Configuration Aggregate Instance Number HP APA Configuration Worksheet HW Path ModeFailover Policy Instance Number Load Distribution Algorithm Link Aggregate Advanced ParametersPriority Cost Failover Group Advanced Parameters Rapid ARP Count Configuring a Link AggregateConfiguring an Fecauto Mode Link Aggregate Rapid ARP Interval 10 Displaying Link Aggregates 12 Link Aggregate Advanced Options Click Advanced Options to display window similar to Figure This window, make the necessary changes and click OK 14 Modify Network Physical Port Attributes 16 Status of Configured Link Aggregate is UP 18 Link Aggregate with Configured IP Address Using SAM to Configure a Manual Mode Link Aggregate 19 Link Aggregates Supporting HP APA 21 Modify Network Physical Port Attributes 23 Configuring Link Aggregates 25 Adding Ports to or Deleting Ports from Link Aggregate 27 Configured Link Aggregates Display Configuring a Failover Group Verifying the Configuration Configuring an IP AddressConfiguring the Link Partner Configuring HP Serviceguard What Happens During Start Up? What Happens During Start Up? Page Summary of lanadmin -x and -X Options Using the lanadmin Command Set Options WhereDisplays the -Xand -xoptions help screen Lloadbalancealgorithm linkAggregatePPA Displays the help screen Display Options KportPPA lnyLinkAggregatePPA NanyLinkAggregatePPA Following option is supported, but with a different meaning Invoking lanadmin from the Command Line Lanadmin -X -a 6 7 8 9 Configuring an Fecauto Mode Link Aggregation using lanadmin Change ports lan1 and lan2 mode to Fecauto Using lanadmin Interactively LAN Interface Status Display Partner Page Administering HP APA Modifying HP APA Global ParametersLogging Messages to the syslog.log File Examples Administering HP APA Viewing HP APA Statistics Example 5-2shows 64-bit MIB statistics Example 5-1 Sample Link Aggregate 32-Bit Statistics Getting Started Troubleshooting HP APASolving HP APA Problems Operation # /sbin/init.d/hplm stop # /sbin/init.d/hpapa stop No # lanscan Solving Link Aggregate Problems Manual Mode Complete the following steps # arp hostname Appears to hang, complete the following steps Solving Link Aggregate Problems Lacp Mode HP APA If the port is not in Lacp mode, possible reasons are Set the key value and mode with the following commands Complete the following steps # ifconfig interface-name up Solving Link Aggregate Problems FEC Mode If the port is not in FEC mode, possible reasons are Network is unreachable Complete the following steps Solving Failover Group Problems If the port is not in Lanmonitor mode, possible reasons are # lanadmin -r portPPA # lanqueryconf -s # lanapplyconf Complete the following steps Troubleshooting Tools Overview and Usage Scanning the System Hardware Testing Access to Internet Network Hosts Example 6-1 Sample ioscan -f Output Nettl Tracing and Logging Tool To stop Lacp tracing, enter To stop Ciscos FEC tracing, enter Gathering Information Reporting Problems Reporting Problems Page Table A-1 HP APA and LAN Monitor Capabilities Product SpecificationsPage Hpapaconf File HP APA Configuration FilesHP APA uses the following configuration files Ports mode is set to the value Only. Directs APA how to set up the Lacp Configure a link aggregate for Hot Standby mode. ThisPermissible values are on and off. The default is off Text might cause errors. This does not apply to HP APA Hpapaportconf File Lanconfig.ascii File Example B-1 Sample lanconfig.ascii Configuration File Specify a name for each LAN Monitor failover group on Name format is lan9XX, where XX is a decimal numberName of the system as obtained by gethostname. This Must be the first line in the file Lanconfig File 104 Configuring HP APA by Editing Files Editing Configuration Files for Link AggregatesEditing Files for MANUAL, FECAUTO, or Lacpauto Mode Activate the new configuration by entering Fecauto Port Configuration Mode Activate the configuration by entering Editing Configuration Files for Failover Groups Example Configuring a Failover Group # lanscan Edit the file, if needed, and enter lancheckconf again Proactive Failover Examples Assign a priority to the aggregates Edit the lanconfig.ascii configuration file Down Edit the configuration file Configuring VLANs over Link Aggregates VLANs over APA Using HP Procurve Switches Configuring VLANs over Failover Groups Verify that the Vlan with ID 333 is tagged to Trk3. EnterCreate the Vlan with ID 333 over lan900. Enter Tag Trk4 to VLANs 333 and 334. Enter Figure D-2 Vlan over a Failover Group Tag ports F17 and F18 to VLANs 333 and 334. Enter Switch 1# show vlan # lanadmin -V create vlanid 333 902 Successfully configured 118 Configuring a Single Port Switch Configuration InformationAlteon Switches Cisco 6509 Switches Creating an Lacp Link Aggregation Creating an PAgP Link AggregationDisplaying the Link Aggregation Displaying More Lacp Information Displaying a Port in a Link Aggregation Deleting a Link Aggregation Extreme SwitchesConfiguring HP APA Link Aggregates Save the configuration. Enter save Procurve Procurve SwitchesConfiguring Lacp Link Aggregates Procurve 4000/8000 Enter the following Procurve 9304/8 Following prompt displays TIP Enter command name ? to display the syntax for a command Save the configuration. Enter Reboot the switch. Enter the followingInformation similar to the following displays Glossary Administrative MAC CKO Index Firstapaport Firstlacpport Lbmac Index Vlan