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<!DOCTYPE html><html lang="en" xml:lang="en"><head> <META http-equiv="Content-Type" content="text/html"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="content-language" content="en"><link href="rsrc/htmlhelp.css" rel="stylesheet" type="text/css"><link href="rsrc/htmlhelp_simpletoc.css" rel="stylesheet" type="text/css"><title> Backup license servers </title></head><!--Publication GUID: [GUID-BC990B43-3F11-4C46-9757-E4A61209745C]--><!--Topic GUID: [GUID-D7615576-2820-4DE1-B9BD-9072C5286493]--><body><div id="wrapper"><div class="pageheader"></div><div class="toc"><ol> <li class='toc-title toc-level1'><h3>Introduction</h3></li> <li class='toc-level1'><i>•</i> <a href='007900000002000000.htm'>Welcome</a></li> <li class='toc-level1'><i>•</i> <a href='007900000003000000.htm'>License manager basics</a></li> <li class='toc-title toc-level1'><h3>Getting Started</h3></li> <li class='toc-level1'><i>•</i> <a href='00790000003p000000.htm'>ArcGIS License Manager system requirements</a></li> <li class='toc-level1'><i>•</i> <a href='007900000039000000.htm'>Supported software products</a></li> <li class='toc-level1'><i>•</i> <a href='007900000005000000.htm'>License manager installation and startup</a></li> <li class='toc-level1'><i>•</i> <a href='007900000006000000.htm'>Client machine setup using the ArcGIS Administrator</a></li> <li class='toc-level1'><i>•</i> <a href='00790000002q000000.htm'>Existing users</a></li> <li class='toc-title toc-level1'><h3>Administering the License Manager</h3></li> <li class='toc-level1'><i>•</i> <a href='007900000004000000.htm'>Using the ArcGIS License Server Administrator</a></li> <li class='toc-level1'><i>•</i> <a href='007900000007000000.htm'>Starting and stopping the License Manager</a></li> <li class='toc-level1'><i>•</i> <a href='007900000008000000.htm'>Checking the license server status</a></li> <li class='toc-level1'><i>•</i> <a href='007900000009000000.htm'>Configuring license borrowing</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000m000000.htm'>Viewing the audit log</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000n000000.htm'>Viewing license availability</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000p000000.htm'>Authorizing additional features</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000q000000.htm'>Diagnosing errors</a></li> <li class='toc-title toc-level1'><h3>ArcGIS License Manager for Portal for ArcGIS</h3></li> <li class='toc-level1'><i>•</i> <a href='007900000035000000.htm'>Introduction to ArcGIS License Manager for Portal for ArcGIS</a></li> <li class='toc-level1'><i>•</i> <a href='007900000031000000.htm'>Configure License Manager for use with ArcGIS Enterprise Portal</a></li> <li class='toc-level1'><i>•</i> <a href='007900000033000000.htm'>Useful information and best practices</a></li> <li class='toc-title toc-level1'><h3>Advanced Topics</h3></li> <li class='toc-level1'><i>•</i> <a href='00790000000r000000.htm'>Automatically starting the License Manager</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000t000000.htm'>Defining port@host to one or more license servers</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000v000000.htm'>Backup license servers</a></li> <li class='toc-level1'><i>•</i> <a href='00790000000w000000.htm'>Configure ArcGIS License Manager to work through a firewall</a></li> <ol class='toc-level2'> <li class='toc-title toc-level2'><h3>The Options File</h3></li> <li class='toc-level2'><i>•</i> <a href='00790000000z000000.htm'>Using the Options file</a></li> <li class='toc-level2'><i>•</i> <a href='00790000003n000000.htm'>ACTIVATION_EXPIRY_DAYS</a></li> <li class='toc-level2'><i>•</i> <a href='007900000029000000.htm'>DEBUGLOG</a></li> <li class='toc-level2'><i>•</i> <a href='007900000011000000.htm'>EXCLUDE</a></li> <li class='toc-level2'><i>•</i> <a href='007900000012000000.htm'>EXCLUDE_ENTITLEMENT</a></li> <li class='toc-level2'><i>•</i> <a href='007900000013000000.htm'>EXCLUDEALL</a></li> <li class='toc-level2'><i>•</i> <a href='007900000014000000.htm'>GROUP</a></li> <li class='toc-level2'><i>•</i> <a href='00790000002z000000.htm'>GROUPCASEINSENSITIVE</a></li> <li class='toc-level2'><i>•</i> <a href='007900000015000000.htm'>HOST_GROUP</a></li> <li class='toc-level2'><i>•</i> <a href='007900000016000000.htm'>INCLUDE</a></li> <li class='toc-level2'><i>•</i> <a href='007900000017000000.htm'>INCLUDE_ENTITLEMENT</a></li> <li class='toc-level2'><i>•</i> <a href='007900000018000000.htm'>INCLUDEALL</a></li> <li class='toc-level2'><i>•</i> <a href='007900000019000000.htm'>MAX</a></li> <li class='toc-level2'><i>•</i> <a href='00790000001m000000.htm'>NOLOG</a></li> <li class='toc-level2'><i>•</i> <a href='00790000001n000000.htm'>RESERVE</a></li> <li class='toc-level2'><i>•</i> <a href='00790000003m000000.htm'>Feature names for ArcGIS Option file</a></li> </ol> <li class='toc-level1'><i>•</i> <a href='00790000002p000000.htm'>Transferring licenses from one License Manager to another</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001p000000.htm'>Using the license manager on Windows Terminal Server/Citrix</a></li> <li class='toc-level1'><i>•</i> <a href='00790000002n000000.htm'>Enterprise deployment of the ArcGIS Desktop or ArcGIS Engine licenses</a></li> <li class='toc-level1'><i>•</i> <a href='00790000002s000000.htm'>Provisioning files</a></li> <li class='toc-level1'><i>•</i> <a href='007900000030000000.htm'>Silent authorization commands</a></li> <li class='toc-title toc-level1'><h3>Troubleshooting</h3></li> <li class='toc-level1'><i>•</i> <a href='00790000001q000000.htm'>Incorrect clock setting</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001r000000.htm'>Cannot connect to the License Manager</a></li> <li class='toc-title toc-level1'><h3>Glossary</h3></li> <li class='toc-level1'><i>•</i> <a href='00790000001s000000.htm'>ArcGIS Administrator</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001t000000.htm'>ArcGIS License Manager</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001v000000.htm'>authorization</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001w000000.htm'>borrow</a></li> <li class='toc-level1'><i>•</i> <a href='00790000001z000000.htm'>Concurrent use</a></li> <li class='toc-level1'><i>•</i> <a href='007900000020000000.htm'>daemon</a></li> <li class='toc-level1'><i>•</i> <a href='007900000021000000.htm'>debug log file</a></li> <li class='toc-level1'><i>•</i> <a href='007900000022000000.htm'>feature</a></li> <li class='toc-level1'><i>•</i> <a href='007900000023000000.htm'>license</a></li> <li class='toc-level1'><i>•</i> <a href='007900000024000000.htm'>License Manager</a></li> <li class='toc-level1'><i>•</i> <a href='007900000025000000.htm'>license server</a></li> <li class='toc-level1'><i>•</i> <a href='007900000036000000.htm'>named user</a></li> <li class='toc-level1'><i>•</i> <a href='007900000032000000.htm'>Portal for ArcGIS</a></li> <li class='toc-level1'><i>•</i> <a href='00790000002v000000.htm'>provisioning file</a></li> <li class='toc-level1'><i>•</i> <a href='007900000026000000.htm'>Return</a></li> <li class='toc-level1'><i>•</i> <a href='007900000034000000.htm'>simultaneous session</a></li> <li class='toc-level1'><i>•</i> <a href='007900000027000000.htm'>Single use</a></li> <li class='toc-level1'><i>•</i> <a href='007900000028000000.htm'>Software Authorization Wizard</a></li> </ol></div><div id="content"><div class="header"><h1> Backup license servers </h1></div> <p id="GUID-271F92D2-4A6A-4C40-BAAC-E038B5498232">In the license management environment, client machines can be directed to multiple license servers to create a pseudo backup or failover environment. This allows these client machines to be redirected to a second license server with minimal downtime. </p> <p id="GUID-5ED1D532-163C-492F-A7A6-A8A680DE47AD">To create a backup environment, you will need two separate license manager servers—Windows or Linux—each with the same version of the license manager installed. On the client machines, the failover is created by either using ArcGIS Administrator or setting an environment variable.</p> <div class="notes" id="GUID-B01DA8F8-D8B8-40E6-83AF-6DFA42BBF5B9"><div class="note"><img class="note_img" src="rsrc/note.png" alt="Note" title="Note"><span>Note:</span></div><div class="tipbody"> <p id="GUID-AB512CEB-AD05-4A14-BD23-50A9DB334587"> The backup setup described here does not provide 100 percent uptime. The clients will be required to save their work, exit the application, and restart.</p> </div></div> <p id="GUID-005359EF-3B1F-49D3-97EF-D0140CBBA24E">The following is an example to illustrate the concept:</p> <p id="GUID-474CDC0C-ED67-4882-9E11-BF9FA5AD75AB">Company X has license servers in Dallas and Redlands, both serving ArcGIS 10.1-10.8 licenses. The license server in Dallas has seven seats of <span purpose="ph" varid="ArcGISforDesktopAdvanced">ArcGIS Desktop Advanced</span>. The license server in Redlands has five seats of <span purpose="ph" varid="ArcGISforDesktopAdvanced">ArcGIS Desktop Advanced</span> and one seat of 3D Analyst. The goal is to have the users in Dallas failover to the Redlands license server if the license server in Dallas fails, and the Redlands users failover to Dallas if the Redlands license server fails.</p> <p id="GUID-F3A195AF-7A7F-4E98-8D70-5D243CDE2747">The first step is to check to make sure the license servers are accessible from both end-user locations.</p> <p id="GUID-DF218EB0-AD20-4F16-B79C-15EB1F72941F">Once the servers are accessible, you can use the license file variable on each of the client machines to create the backup environment.</p> <p id="GUID-78ACF4C3-B7FE-4A61-BF66-623AC146F61C"> The users in Dallas will set the following in ArcGIS Administrator in the License Manager entry:</p> <pre purpose="pre" id="GUID-CFB8975C-555D-4116-A60F-8437B9FCCA80">dallas;redlands </pre> <p id="GUID-76BC8F6D-F0FD-491D-BFEC-384E3F585086">The users in Redlands will set the following in ArcGIS Administrator in the License Manager entry:</p> <pre purpose="pre" id="GUID-866F4C61-2D44-4297-9A7E-65CC5C15F7AE">redlands;dallas</pre><p id="GUID-E74FC742-A077-4ACB-8C92-E1BA0CF22756"></p><p id="GUID-2440969A-977D-41BF-93ED-AEA3A8375063">If setting these license servers as environment variables, use the following notation:</p><pre purpose="pre" id="GUID-E76CA0AA-A1CC-4625-97D3-6F48491ECBFB">Name: ARCGIS_LICENSE_FILE Value: @dallas;@redlands </pre> <p id="GUID-F664109F-4AA2-453E-95AC-14CA67414E54">In some cases, for example where network latency is an issue, it can be effective to use the port@host syntax in the ArcGIS Administrator when defining failover license servers:</p><pre purpose="pre" id="GUID-D38CD765-EAA6-416E-A00B-CF148EF68866">27000@dallas;27000@redlands </pre><p id="GUID-25ADE8CB-C624-4AC5-9E31-849B65676F8D">To find the port that the license server is running on, browse to the <span class="uicontrol">Diagnostics</span> dialog of the License Server Administrator and press <span class="uicontrol">Perform Status Inquiry</span>.</p><div class="section1" id="GUID-79A89F57-3874-4BAE-9818-3C9DDF4FB3DA" purpose="section1"><h2> Additional considerations</h2><p id="GUID-5E1412B1-59F4-4829-8E99-11E2FB95E1ED"> <ul purpose="ul" id="UL_8993C42B02DB4A748E215EDDE617B7E8"> <li purpose="li" id="LI_88E458FECDCB46CB9826DE90609BCFD0">Once a client application, such as <span purpose="ph" varid="ArcGISforDesktopAdvanced">ArcGIS Desktop Advanced</span>, binds itself to a particular license server, it can use licenses from that server only. In the above example, if the application is bound to the license server in Dallas, it cannot use the 3D Analyst extension available on the Redlands license server with the Desktop Advanced license from the Dallas Server. </li> <li purpose="li" id="LI_02990F0FF5664F0486FBDF800D1D0D1C">If clients failing over to a second license server will need certain extensions available that they had on their primary license server, those extensions will need to be available on the secondary license server.</li> <li purpose="li" id="LI_A8460DFCB1D34613A350E968C8FA548E">When a license server fails, the client machines will not be automatically redirected to the secondary license server. Instead, each client will receive a message that the connection to the license server has been lost and that attempts to reestablish the connection will occur five times, at two-minute intervals. The user has two choices: <ul purpose="ul" id="UL_60AD619BB65C4985A1BC973E6BB585AE"> <li purpose="li" id="LI_A2A5B3CC9A2C488CACE635FCE943EC85">Continue working in the software and hope the license manager connection is restored. If the license manager is repaired in the 10-minute time frame, the client software will automatically reconnect.</li> <li purpose="li" id="LI_86A7C14D2E244B4F866FBEA6F5C13CD6">Save the project and close the application. Immediately reopen the application and continue working. <p id="GUID-98368C1A-D936-495F-9DE1-0A5A56B61CCF">When the application is reopened, it will check for the first license server in the list, and then try the second license server if the first is still not operational.</p></li> </ul> </li> <li purpose="li" id="LI_B24CE318A4BE40F3929A623303E6E998">To obtain licenses for backup License Managers, contact <a target="_blank" class="xref" href="https://www.esri.com/about-esri/contact" rel="https://www.esri.com/about-esri/contact">Esri Customer Service</a> or your local distributor.</li><li purpose="li" id="LI_D1475EE41A7342BB9137C1F6961140B4">To configure a backup License Manager for use with Portal for ArcGIS, named user licenses must be obtained from Esri Customer Service or your local distributor. For instructions on configuring Portal for ArcGIS to use the backup License Manager, please refer to the <a target="_blank" class="xref" href="https://links.esri.com/Portal_backupLM" rel="https://links.esri.com/Portal_backupLM">Portal for ArcGIS</a> help documentation.</li></ul> </p></div> <div class="footer"> Copyright © 1995-2021 Esri. All rights reserved. </div></div></div></body></html>