- Action Analytics
-
AppExpert Applications and Templates
- How AppExpert application works
- Get started with AppExpert
-
Customize AppExpert Configuration
- Configure public endpoints
- Configure services and service groups for an application unit
- Create application units
- Configure application unit rules
- Configure policies for application units
- Configure application units
- Configure public endpoints for an application
- Specify the order of evaluation of application units
- Configure persistency groups for application units
- View AppExpert applications and configure entities by using application visualizer
- Configure user authentication
- Monitor Citrix ADC statistics
- Delete an AppExpert application
- Configure application authentication, authorization, and auditing
- Set up a custom Citrix ADC application
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Creating and Managing Template Files
- Exporting an AppExpert Application to a Template File
- Exporting a Content Switching Virtual Server Configuration to a Template File
- Creating Variables in Application Templates
- Uploading and Downloading Template Files
- Understanding Citrix ADC Application Templates and Deployment Files
- Deleting a Template File
- Citrix Gateway Applications
- AppQoE
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Entity Templates
- Configuring an Entity Template
- Creating an Entity from a Template
- Managing Entity Template Folders
- Uploading and Downloading Entity Templates
- Understanding Load Balancing Entity Templates and Deployment Files
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HTTP Callouts
- How an HTTP Callout Works
- Notes on the Format of HTTP Requests and Responses
- Configuring an HTTP Callout
- Verifying the Configuration
- Invoking an HTTP Callout
- Avoiding HTTP Callout Recursion
- Caching HTTP Callout Responses
- Use Case: Filtering Clients by Using an IP Blacklist
- Use Case: ESI Support for Fetching and Updating Content Dynamically
- Use Case: Access Control and Authentication
- Use Case: OWA-Based Spam Filtering
- Use Case: Dynamic Content Switching
- Pattern Sets and Data Sets
- Variables
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Policies and Expressions
- Introduction to Policies and Expressions
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Configuring Advanced Policy Infrastructure
- Rules for Names in Identifiers Used in Policies
- Creating or Modifying a Policy
- Policy Configuration Examples
- Binding Policies Using Advanced Policy
- Unbinding a Policy
- Creating Policy Labels
- Configuring a Policy Label or Virtual Server Policy Bank
- Invoking or Removing a Policy Label or Virtual Server Policy Bank
- Configuring and Binding Policies with the Policy Manager
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Configuring Advanced Policy Expression: Getting Started
- Basic Elements of an Advanced Policy Expression
- Compound Advanced Policy Expressions
- Specifying the Character Set in Expressions
- Classic Expressions in Advanced Policy Expressions
- Configuring Advanced Policy Expressions in a Policy
- Configuring Named Advanced Policy Expressions
- Configuring Advanced Policy Expressions Outside the Context of a Policy
- Advanced Policy Expressions: Evaluating Text
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Advanced Policy Expressions: Working with Dates, Times, and Numbers
- Format of Dates and Times in an Expression
- Expressions for the Citrix ADC System Time
- Expressions for SSL Certificate Dates
- Expressions for HTTP Request and Response Dates
- Generating the Day of the Week, as a String, in Short and Long Formats
- Expression Prefixes for Numeric Data Other Than Date and Time
- Converting Numbers to Text
- Virtual Server Based Expressions
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Advanced Policy Expressions: Parsing HTTP, TCP, and UDP Data
- About Evaluating HTTP and TCP Payload
- Expressions for Identifying the Protocol in an Incoming IP Packet
- Expressions for HTTP and Cache-Control Headers
- Expressions for Extracting Segments of URLs
- Expressions for HTTP Status Codes and Numeric HTTP Payload Data Other Than Dates
- SIP Expressions
- Operations for HTTP, HTML, and XML Encoding and “Safe” Characters
- Expressions for TCP, UDP, and VLAN Data
- Expressions for Evaluating a DNS Message and Identifying Its Carrier Protocol
- XPath and HTML, XML, or JSON Expressions
- Encrypting and Decrypting XML Payloads
- Advanced Policy Expressions: Parsing SSL Certificates
- Advanced Policy Expressions: IP and MAC Addresses, Throughput, VLAN IDs
- Advanced Policy Expressions: Stream Analytics Functions
- Advanced Policy Expressions: DataStream
- Typecasting Data
- Regular Expressions
- Configuring Classic Policies and Expressions
- Expressions Reference-Advanced Policy Expressions
- Expressions Reference-Classic Expressions
- Summary Examples of Default Syntax Expressions and Policies
- Tutorial Examples of Default Syntax Policies for Rewrite
- Tutorial Examples of Classic Policies
- Migration of Apache mod_rewrite Rules to the Default Syntax
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Rate Limiting
- Configuring a Stream Selector
- Configuring a Traffic Rate Limit Identifier
- Configuring and Binding a Traffic Rate Policy
- Viewing the Traffic Rate
- Testing a Rate-Based Policy
- Examples of Rate-Based Policies
- Sample Use Cases for Rate-Based Policies
- Rate Limiting for Traffic Domains
- Configure rate limit at packet level
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Responder
- Enabling the Responder Feature
- Configuring a Responder Action
- Configuring a Responder Policy
- Binding a Responder Policy
- Setting the Default Action for a Responder Policy
- Responder Action and Policy Examples
- Diameter Support for Responder
- RADIUS Support for Responder
- DNS Support for the Responder Feature
- Troubleshooting
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Rewrite
- How Rewrite Works
- Enabling the Rewrite Feature
- Configuring a Rewrite Action
- Configuring a Rewrite Policy
- Binding a Rewrite Policy
- Configuring Rewrite Policy Labels
- Configuring the Default Rewrite Action
- Bypassing the Safety Check
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Rewrite Action and Policy Examples
- Example 1: Delete Old X-Forwarded-For and Client-IP Headers
- Example 2: Adding a Local Client-IP Header
- Example 3: Tagging Secure and Insecure Connections
- Example 4: Mask the HTTP Server Type
- Example 5: Redirect an External URL to an Internal URL
- Example 6: Migrating Apache Rewrite Module Rules
- Example 7: Marketing Keyword Redirection
- Example 8: Redirect Queries to the Queried Server
- Example 9: Home Page Redirection
- Example 10: Policy-based RSA Encryption
- Example 11: policy-based RSA encryption with no padding
- URL Transformation
- RADIUS Support for the Rewrite Feature
- Diameter Support for Rewrite
- DNS Support for the Rewrite Feature
- String Maps
- URL Sets
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Understanding load balancing entity templates and deployment files
Load balancing entity templates are created in the same way that Citrix ADC application templates are created. When you export a load balancing virtual server to a template file, the following two files are automatically created:
- Load balancing virtual server template file. Contains XML elements that store the values of the parameters that are configured for the load balancing virtual server. The file also contains XML elements for storing information about bound policies.
- Deployment file. Contains XML elements that store deployment-specific information such as services, service groups, and configured variables.
In the template and deployment files, each unit of configuration information is encapsulated in a specific XML element that is meant for that unit type. For example, the load balancing method parameter,
lbMethod, is encapsulated within the
<lbmethod>
and
<lbmethod>
tags.
Note: After you export a load balancing virtual server, you can add elements, remove elements, and modify existing elements before importing the configuration information to a Citrix ADC appliance.
Example of a load balancing virtual server template
Following is an example of a template file that was created from a load balancing virtual server called “Lbvip”:
<?xml version="1.0" encoding="UTF-8" ?>
<template>
<template_info>
<entity_name>Lbvip</entity_name>
<version_major>10</version_major>
<version_minor>0</version_minor>
<build_number>40.406</build_number>
</template_info>
<entitytemplate>
<lbvserver_list>
<lbvserver>
<name>Lbvip</name>
<servicetype>HTTP</servicetype>
<ipv46>0.0.0.0</ipv46>
<ipmask>*</ipmask>
<port>0</port>
<range>1</range>
<persistencetype>NONE</persistencetype>
<timeout>2</timeout>
<persistencebackup>NONE</persistencebackup>
<backuppersistencetimeout>2</backuppersistencetimeout>
<lbmethod>LEASTCONNECTION</lbmethod>
<persistmask>255.255.255.255</persistmask>
<v6persistmasklen>128</v6persistmasklen>
<pq>OFF</pq>
<sc>OFF</sc>
<m>IP</m>
<datalength>0</datalength>
<dataoffset>0</dataoffset>
<sessionless>DISABLED</sessionless>
<state>ENABLED</state>
<connfailover>DISABLED</connfailover>
<clttimeout>180</clttimeout>
<somethod>NONE</somethod>
<sopersistence>DISABLED</sopersistence>
<sopersistencetimeout>2</sopersistencetimeout>
<redirectportrewrite>DISABLED</redirectportrewrite>
<downstateflush>DISABLED</downstateflush>
<gt2gb>DISABLED</gt2gb>
<ipmapping>0.0.0.0</ipmapping>
<disableprimaryondown>DISABLED</disableprimaryondown>
<insertvserveripport>OFF</insertvserveripport>
<authentication>OFF</authentication>
<authn401>OFF</authn401>
<push>DISABLED</push>
<pushlabel>none</pushlabel>
<l2conn>OFF</l2conn>
<appflowlog>DISABLED</appflowlog>
<icmpvsrresponse>PASSIVE</icmpvsrresponse>
<lbvserver_cmppolicy_binding_list>
<lbvserver_cmppolicy_binding>
<name>Lbvip</name>
<policyname>NOPOLICY-COMPRESSION</policyname>
<priority>100</priority>
<gotopriorityexpression>END</gotopriorityexpression>
<bindpoint>REQUEST</bindpoint>
</lbvserver_cmppolicy_binding>
</lbvserver_cmppolicy_binding_list>
</lbvserver>
</lbvserver_list>
</entitytemplate>
</template>
Example of a deployment file
Following is the deployment file associated with the virtual server in the preceding example:
<?xml version="1.0" encoding="UTF-8" ?>
<template_deployment>
<template_info>
<entity_name>Lbvip</entity_name>
<version_major>10</version_major>
<version_minor>0</version_minor>
<build_number>40.406</build_number>
</template_info>
<service_list>
<service>
<ip>1.2.3.4</ip>
<port>80</port>
<servicetype>HTTP</servicetype>
</service>
</service_list>
<servicegroup_list>
<servicegroup>
<name>svcgrp</name>
<servicetype>HTTP</servicetype>
<servicegroup_servicegroupmember_binding_list>
<servicegroup_servicegroupmember_binding>
<ip>1.2.3.90</ip>
<port>80</port>
</servicegroup_servicegroupmember_binding>
<servicegroup_servicegroupmember_binding>
<ip>1.2.8.0</ip>
<port>80</port>
</servicegroup_servicegroupmember_binding>
<servicegroup_servicegroupmember_binding>
<ip>1.2.8.1</ip>
<port>80</port>
</servicegroup_servicegroupmember_binding>
<servicegroup_servicegroupmember_binding>
<ip>1.2.9.0</ip>
<port>80</port>
</servicegroup_servicegroupmember_binding>
</servicegroup_servicegroupmember_binding_list>
</servicegroup>
</servicegroup_list>
</template_deployment>