Overview of the Issue

Connections being made to NetScaler are often serviced by a Load Balancing virtual server, sometimes with GSLB involved or with the involvement of a Content Switching virtual server. This article provides a summary of the most popular articles which can help with problems that might be experienced with some of the common use cases for these features. This article can be referenced to find useful information about how to troubleshoot these features, whenever a problem might occur. 

Appendix: Top Knowledge Content

Troubleshooting Common Problems with Load Balancing

• CTX108960 - Probable Reasons for the Status of a Virtual Server Being Marked as DOWN on NetScaler

• CTX208544 - Troubleshooting pointers for TCP monitor showing DOWN

• CTX261738 - Storefront Cannot Complete your request through a Load Balancer

• CTX286594 - Common Resolutions to “Cannot Complete Your Request” Error when connecting through Load Balancer

• CTX120542 - Common Causes of Uneven Load Balancing on NetScaler

• CTX220374 - Token Load Balancing Method

• CTX292840 - [Citrix NetScaler] Monitor DOWN with error: "No MIP/SNIP available to send the monitor probe"

Troubleshooting Common Problems with Content Switching

• CTX296520 - Content Switch Virtual Server goes down when the LB VIP bound goes down

• CTX218014 - How do I Configure NetScaler for Content Switching Based on User-Agent?

• CTX236551 - HTTP 503 error when accessing Content Switch Vserver

• CTX205295 - How Do I Configure Unified Gateway

• CTX205898 - How to Configure NetScaler to do Content Switching to LoadBalance DNS Requests to different DNS Servers based on Domain Name's

Troubleshooting Common Problems with Global Server Load Balancing (GSLB)

• CTX206769 - NetScaler Remote GSLB Service Shows as DOWN

• CTX123792 - NetScaler Global Server Load Balancing DNS Request Flow Differences Between ADNS and DNS Proxy Solutions

• CTX127590 - How to Configure a DNS View for Global Server Load Balancing on a NetScaler Appliance

• CTX130154 - NetScaler Global Server Load Balancing - Dynamic Proximity Method

• CTX290054 - MEP down troubleshooting

• CTX111081 - Understanding Metric Exchange Protocol and Monitors for Global Server Load Balancing

Tools and Resources

• CTX205268 - How do I Load Balance DNS traffic (DNS proxy) on NetScaler?

• CTX205280 - How to configure L4 load balancing on NetScaler

• CTX124630 - Best Practices and Configuration of COOKIEINSERT Persistence on NetScaler

• CTX211883 - How do I Bind an SSL Certificate to a Virtual Server (SSL) on NetScaler?

• CTX459877 - How to block specific URL request with rewrite policy in NetScaler

• CTX205670 - How to Enable Client IP in TCP/IP Option of NetScaler

• CTX109726 - How to Configure ADNS and DNS Load Balancing on NetScaler Appliance

• CTX202446 - How To Configure NetScaler Load Balancing for Exchange

• CTX131808 - How to Configure RDP Load Balancing by Using Remote Desktop Gateway Server on NetScaler Appliance

• CTX120921 - How to Configure HTTP-ECV Health Monitor for Internet Proxy Servers

• CTX205277 - How to Configure GSLB on ADC Gateway

• CTX218107 - How to scale GSLB deployment using parent-child topology in NetScaler ADC load balancer 

FAQs

• FAQ: NetScaler Content Switching
• FAQ: NetScaler Load Balancing/Persistence
• FAQ: NetScaler and WebSockets
• FAQ: USIP Address Mode of NetScaler

This article contains links to some of the most popular knowledge base articles which can help with common issues that are related to the Load Balancing feature of Citrix NetScaler. See the list below for helpful articles which are related to Load Balancing virtual servers, Content Switching virtual servers and the Global Server Load Balancing (GSLB) feature.