FAQ（ECL2.0）

Load Balancer - FAQ

• All(62)
• Operation(25)
• Specification(44)
• Construction(20)

• What should I do if I would like to add EOS(End of Sales) version of Load Balancer(NetScaler VPX)?ECL2.0, Load Balancer

  New sales have been suspended, so you cannot add it any more.

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• How do I replace the older version of Load Balancer (NetScaler VPX) with the newer version?ECL2.0, Load Balancer

  For details, please refer to below document.

  Tutorials - Load Balancer - Replacing between different versions

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• Where can I find the information on EOL of Load Balancer (NetScaler VPX)?ECL2.0, Load Balancer

  It is based on EOL(End of Life) policy of the product manufacturer. For details, please refer to “NetScaler ADC” in following link.
  https://www.citrix.com/support/product-lifecycle/product-matrix.html

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• Can I upgrade service plans of EOS(End of Sales) version of LoadBalancer (NetScaler VPX)?ECL2.0, Load Balancer

  Yes. Service Plan upgrade is available.

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• How long wil Product Support be provided for EOS(End of Sales) version of LoadBalancer (NetScaler VPX)?ECL2.0, Load Balancer

  You can make an inquary until EOL(End of Life).

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• What would happen when vulnerability or bugs are found in EOS(End of Sales) version of LoadBalancer (NetScaler VPX)?ECL2.0, Load Balancer

  Until EOL(End of Life), we will provide the information about vulnerability and software bugs and workarounds if the product manufacturer offers.
  After EOL(End of Life), we will not be able to receive repairs on vulnerabilities and bugs by the product manufacturer, please use a new version which the vulnerabilities and bugs are fixed.

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• Can I keep using EOS(End of Sales) version of LoadBalancer (NetScaler VPX)?ECL2.0, Load Balancer

  Yes. Until EOL(End of Life), we will provide support for inquiries regarding technical contents and usage of LoadBalancer(NetScaler VPX).

  However, after EOL(End of Life), we will not provide support other than support for failure of virtual server infrastructure and Customer Portal / API.  It is also important to note that charges will continue for the same amount and will not guarantee operation after future changes to the underlying version.

  Information on lifecycle policies can be found in below.

  Service Descriptions - Load Balancer(NetScaler VPX) - Lifecycle Policy

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• Is it possible to set the IP address of "X - Forwarded - For (XFF)" to the syslog outputted from the Load Balancer?ECL2.0, Load Balancer

  It is not possible to set the XFF IP address for syslog outputted by the Load Balancer.

  A Load Balancer has X-Forwarded-For function to notify client IP address to a registered Web Server.

  Reference：Tutorial - Notifying client IP address to a registered Web Server

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• How to update procedure of SSL certificates of Load Balancer?ECL2.0, Load Balancer

  Log in to the NetScaler VPX GUI and follow the steps below to update SSL certificates.

  1) Traffic Management >> SSL >> Click "Certificates"
  2) Select certificate to be updated
  3) Click "Update"
  4) Select the check box "Click to update the Certificate / Key"
  5) Click ▼ to the right of "Browse" button of "Certificate File Name", select Local, select new certificate
  6) Click ▼ to the right of "Browse" button of "Key File Name", select Local, select a new secret key
  7) If necessary, enter Password (passphrase)
  8) Click "OK"
  9) Confirm that Status is "Valid"

  # Restarting the load balancer is unnecessary.

  # By updating "Certificate-Key Pair" according to below steps, it is possible to update the certificate without communication impact.

  10.5-57.7 Standard Edition
  11.0-67.12 Standard Edition
  12.0-53.13 Standard Edition

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• Attempting to set up an NTP server on the load balancer (NetScaler VPX) GUI results in the following error.　Error in retrieving NTP Server.Not authorized to execute this command [show ntp server]ECL2.0, Load Balancer

  As described in the following Service Descriptions, the load balancer (NetScaler VPX) is not able to use NTP functions.

  ------------------------------

  Service Descriptions - Restrictions - Others

  【Excerpt】
  The following functions can not be used.

  ・Cooperation with external system Function

  DNS(Server, Client), NTP(Client)

  ------------------------------

  In addition, since the load balancer (NetScaler VPX) uses the hypervisor's time and the hypervisor is synchronizing time with our NTP server, there is no need for the customer to set the time synchronization.

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