HP UX Auto Port Aggregation (APA) Software manual 105, 113

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What Happens During Start Up?	48
4 Using the lanadmin Command	51
Set Options	52
Display Options	54
Invoking lanadmin from the Command Line	57
Using lanadmin Interactively	59
5 Administering HP APA	63
Modifying HP APA Global Parameters	63
Logging Messages to the syslog.log File	63
Examples	64
Viewing HP APA Statistics	65
6 Troubleshooting HP APA	67
Operation	67
Getting Started	67
Solving HP APA Problems	67
Solving Link Aggregate Problems (MANUAL Mode)	70
Solving Link Aggregate Problems (LACP Mode)	74
Solving Link Aggregate Problems (FEC Mode)	79
Solving Failover Group Problems	83
Troubleshooting Tools Overview and Usage	88
Testing Access to Internet Network Hosts	89
Scanning the System Hardware	89
nettl Tracing and Logging Tool	90
Reporting Problems	92
Gathering Information	92
A Product Specifications	95
B HP APA Configuration Files	97
hp_apaconf File	97
hp_apaportconf File	99
lanconfig.ascii File	100
lanconfig File	103
C Configuring HP APA by Editing Files	105
Editing Configuration Files for Link Aggregates	105
Editing Files for MANUAL, FEC_AUTO, or LACP_AUTO Mode	105
MANUAL Port Configuration Mode	105
FEC_AUTO Port Configuration Mode	106
LACP_AUTO Port Configuration Mode	106
Editing Configuration Files for Failover Groups	107
Example: Configuring a Failover Group	108
Proactive Failover Examples	110
D VLANs over APA Using HP Procurve Switches	113
Configuring VLANs over Link Aggregates	113
Configuring VLANs over Failover Groups	114

4Table of Contents

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Contents HP Auto Port Aggregation Administrators Guide Page Table of Contents 105 113127 119129 Vlan over a Link Aggregate List of FiguresVlan over a Failover Group List of Tables List of Examples About This Document Intended AudienceNew and Changed Information in This Edition Document OrganizationTypographic Conventions Related InformationPublishing History HP Encourages Your CommentsPage Conceptual Overview IntroductionLink Aggregate Load Balancing Failover Group Proactive FailoverTCP Segmentation Offload Vlan SupportAdministrative Methods Interoperability with HP ServiceguardHP System Administration Manager Lanadmin Command Manually Editing Configuration FilesInstallation Requirements Installing the APA SoftwareHardware Requirements Installing the Software Verifying the InstallationOperating System Requirements Software RequirementsOutput similar to the following displays Removing the SoftwareIf nothing is displayed, rebuild the kernel Page HP APA Configuration Examples Configuring APAEnterprise Intranet Client/Server Environment Internet or Large Enterprise Environments Using Routers Configuring APASample Router and Server Configuration No Switch Sample Router and Server Configuration Switch Server-to-Server Back-to-BackThis configuration has the following characteristics Hot Standby for High AvailabilityServer-to-Server with Switch Not Recommended Sample Hot Standby Configuration for High AvailabilityHP APA 2-4 Port Link Aggregation Switch Failover Group Using Link Aggregates Sample Failover Group Lanmonitor ConfigurationPreparing for Configuration Sample Failover Group Using Link Aggregates ConfigurationHP APA Configuration Worksheet Aggregate Instance NumberMode Failover PolicyInstance Number HW PathLink Aggregate Advanced Parameters PriorityCost Load Distribution AlgorithmFailover Group Advanced Parameters Configuring a Link Aggregate Configuring an Fecauto Mode Link AggregateRapid ARP Interval Rapid ARP Count10 Displaying Link Aggregates Click Advanced Options to display window similar to Figure 12 Link Aggregate Advanced Options14 Modify Network Physical Port Attributes This window, make the necessary changes and click OK16 Status of Configured Link Aggregate is UP Using SAM to Configure a Manual Mode Link Aggregate 18 Link Aggregate with Configured IP Address19 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 Configuring a Failover Group 27 Configured Link Aggregates DisplayConfiguring an IP Address Configuring the Link PartnerConfiguring HP Serviceguard Verifying the ConfigurationWhat Happens During Start Up? What Happens During Start Up? Page Using the lanadmin Command Summary of lanadmin -x and -X OptionsWhere Set OptionsDisplays the -Xand -xoptions help screen Lloadbalancealgorithm linkAggregatePPA Display Options Displays the help screenKportPPA lnyLinkAggregatePPA NanyLinkAggregatePPA Invoking lanadmin from the Command Line Following option is supported, but with a different meaningConfiguring an Fecauto Mode Link Aggregation using lanadmin Lanadmin -X -a 6 7 8 9Using lanadmin Interactively Change ports lan1 and lan2 mode to FecautoLAN Interface Status Display Partner Page Modifying HP APA Global Parameters Administering HP APALogging Messages to the syslog.log File Administering HP APA ExamplesViewing HP APA Statistics Example 5-1 Sample Link Aggregate 32-Bit Statistics Example 5-2shows 64-bit MIB statisticsTroubleshooting HP APA Solving HP APA ProblemsOperation Getting Started# /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 If the port is not in Lacp mode, possible reasons are HP APASet 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 Testing Access to Internet Network Hosts Scanning the System HardwareNettl Tracing and Logging Tool Example 6-1 Sample ioscan -f OutputTo stop Ciscos FEC tracing, enter To stop Lacp tracing, enterReporting Problems Gathering InformationReporting Problems Page Product Specifications Table A-1 HP APA and LAN Monitor CapabilitiesPage HP APA Configuration Files HP APA uses the following configuration filesPorts mode is set to the value Hpapaconf FileConfigure a link aggregate for Hot Standby mode. This Permissible values are on and off. The default is offText might cause errors. This does not apply to HP APA Only. Directs APA how to set up the LacpHpapaportconf File Lanconfig.ascii File Example B-1 Sample lanconfig.ascii Configuration File Name format is lan9XX, where XX is a decimal number Name of the system as obtained by gethostname. ThisMust be the first line in the file Specify a name for each LAN Monitor failover group onLanconfig File 104 Editing Configuration Files for Link Aggregates Configuring HP APA by Editing FilesEditing Files for MANUAL, FECAUTO, or Lacpauto Mode Fecauto Port Configuration Mode Activate the new configuration by enteringEditing Configuration Files for Failover Groups Activate the configuration by enteringExample Configuring a Failover Group Edit the file, if needed, and enter lancheckconf again # lanscanProactive Failover Examples Edit the lanconfig.ascii configuration file Assign a priority to the aggregatesEdit the configuration file DownVLANs over APA Using HP Procurve Switches Configuring VLANs over Link AggregatesVerify that the Vlan with ID 333 is tagged to Trk3. Enter Configuring VLANs over Failover GroupsCreate the Vlan with ID 333 over lan900. Enter Figure D-2 Vlan over a Failover Group Tag Trk4 to VLANs 333 and 334. EnterSwitch 1# show vlan Tag ports F17 and F18 to VLANs 333 and 334. Enter# lanadmin -V create vlanid 333 902 Successfully configured 118 Switch Configuration Information Alteon SwitchesCisco 6509 Switches Configuring a Single PortCreating an PAgP Link Aggregation Creating an Lacp Link AggregationDisplaying the Link Aggregation Displaying a Port in a Link Aggregation Displaying More Lacp InformationExtreme Switches Configuring HP APA Link AggregatesSave the configuration. Enter save Deleting a Link AggregationProcurve Switches Configuring Lacp Link AggregatesProcurve 4000/8000 ProcurveProcurve 9304/8 Enter the followingTIP Enter command name ? to display the syntax for a command Following prompt displaysReboot the switch. Enter the following Save the configuration. EnterInformation similar to the following displays Administrative GlossaryMAC Index CKOFirstapaport Firstlacpport Lbmac Index Vlan

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