PSC HA 6.5: 2b-Prepare Citrix Netscaler Load Balancer

The following section explains how to configure a Citrix Netscaler Load Balancer for use with PSC 6.5 HA.

Note: This guide was written using Citrix Netscaler 10.5. Some settings may vary in older or new versions.

This configuration guide uses the following Network Information as examples.

First PSC Node (psc-ha-a1.domain.com, 192.168.2.101)
Additional PSC Node (psc-ha-a2.domain.com, 192.168.2.102)
PSC Virtual IP (psc-ha-vip.domain.com, 192.168.2.99)

Log into the Citrix Netscaler Web Interface https://

username: nsroot
password: nsroot

1. Create Server Nodes

Create Server Nodes for each PSC.

1a. Create Server Nodes

1a-create-server-nodes

Navigate to Configuration > Traffic Management > Load Balancing > Servers

Select Add

  1. Enter a Server Name for the First PSC Node.
  2. Enter an IP Address for the First PSC Node.
  3. Click Create.

Repeat for the Additional PSC Node.

1b. Create Server Nodes

1b-create-server-nodes

You should have a Servers entry for both PSCs

2. Create Services

Create services records for ports 443, 389, 636, 2012, 2014 and 2020 for both PSCs.

2a. Create Service for the First PSC Node

2a-create-service-for-the-first-psc-node

Navigate to Configuration > Traffic Management > Load Balancing > Services

Select Add

  1. Enter a Service Name.
  2. Select Existing Server.
  3. Select the First PSC Node from the Server drop down menu.
  4. Click Protocol and then select TCP.
  5. Click Port and enter 443.
  6. Click OK

2b. Create Service for the Additional PSC Node

2b-create-service-for-the-additional-psc-node

Navigate to Configuration > Traffic Management > Load Balancing > Services

Select Add

  1. Enter a Service Name.
  2. Select Existing Server.
  3. Select the Additional PSC Node from the Server drop down menu.
  4. Click Protocol and then select TCP.
  5. Click Port and enter 443.
  6. Click OK

2c. Create Services

2c-create-services

Repeat the preceding two steps for ports 389, 636, 2012, 2014, and 2020.

You should have 12 Services created (6 for each PSC)

3. Create Virtual Servers

3a. Create Virtual Servers

3a-create-virtual-servers

Navigate to Configuration > Traffic Management > Load Balancing > Virtual Servers

Select Add

  1. Enter a Name.
  2. Click Protocol and then select TCP.
  3. Click IP Address and enter the Load Balanced IP Address
  4. Click Port and then 443
  5. Click OK

Note: If you are asked to enable the ‘LB’ Feature, click Yes)

3b. Create Virtual Servers

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  1. Under Services and Service Groups then select No Load Balancing Virtual Server Service Binding
  2. Click >

3c. Create Virtual Servers

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  1. Select the two services for port 443
  2. Click OK

3d. Create Virtual Servers

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  1. The added Services should appear in the Select Service box
  2. Click Bind

3e. Create Virtual Servers

3e-create-virtual-servers

Repeat the preceding steps for ports 389, 636, 2012, 2014 and 2020.

You should end up with 6 Virtual Servers

4. Create a Persistency Group

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Navigate to Configuration > Traffic Management > Load Balancing > Persistency Groups

Click Add

  1. Click Group Name provide a name.
  2. Click Persistence and then select SOURCEIP.
  3. Click Time-out and enter 1440.
  4. Click Virtual Server Name and then click the + Add button.
  5. Click the > button move all six PSC VIP to the Configured pane.
  6. Click Create.

5. Verify Servers, Services, Virtual Servers

5a. Verify Servers

5a-verify-servers

Navigate to Configuration > Traffic Management > Load Balancing > Servers

Verify that both PSC Servers are online and enabled

5b. Verify Services

5b-verify-services

Navigate to Configuration > Traffic Management > Load Balancing > Services

Verify that all Services are UP and that there are two Services for each Port

5c. Verify Virtual Servers

5c-verify-virtual-servers

Navigate to Configuration > Traffic Management > Load Balancing > Virtual Servers

Verify that all Virtual Servers are UP, that they map to the correct Load Balanced PSC HA IP Address and that there is a Virtual Server for each Port

Next: Preparing a certificate

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