Citrix SD-WAN

Release Notes for Citrix SD-WAN 11.5 Release

This release notes document describes the enhancements and changes, fixed and known issues that exist for Citrix SD-WAN 11.5.

Notes

This release notes document does not include security related fixes. For a list of security related fixes and advisories, see the Citrix security bulletin.

What’s New

The enhancements and changes that are available in SD-WAN 11.5 release.

Miscellaneous

Citrix SD-WAN 11.5 release specifications

  • Citrix SD-WAN 11.5.0 is a Limited Availability release, recommended and supported only for specific customers/production deployments.

  • SD-WAN 11.5.0 release does not support Advanced Edition (AE), Premium Edition (PE), WAN Optimization deployments.

  • SD-WAN 11.5.0 supports only the platforms mentioned in SD-WAN platform models and software packages.

  • SD-WAN 11.5.0 does not support Citrix SD-WAN Center or Citrix SD-WAN Orchestrator for on-premises.

  • SD-WAN 11.5.0 firmware is not available on the Citrix Downloads page.

  • SD-WAN 11.5.0 release is available only via Citrix SD-WAN Orchestrator service and only on selected geographical POPs.

  • Ensure to get the required approvals and guidance from Citrix Product Management / Citrix Support before deploying 11.5.0 on any production network.

[ NSSDW-38486 ]

Citrix SD-WAN Orchestrator service replaces SD-WAN Configuration Editor:

From Citrix SD-WAN 11.5 release, SD-WAN Configuration Editor and SD-WAN Center are superseded by Citrix SD-WAN Orchestrator service. Citrix SD-WAN Orchestrator service supports all configurations that are currently done through SD-WAN Configuration Editor. For more details on Citrix SD-WAN Orchestrator service, see Citrix SD-WAN Orchestrator service.

[ NSSDW-33528 ]

IPv6 support:

From Citrix SD-WAN 11.5.0 release onwards, the following data plane features of Citrix SD-WAN appliances support IPv6 address:

After configuring the above-listed features, if you disable IPv4 or IPv6 protocol, then the features do not work as expected.

[ SDW-23397, NSSDW-29150, NSSDW-29152, NSSDW-29154, NSSDW-29155, NSSDW-29156, NSSDW-29468, NSSDW-1940, NSSDW-1995 ]

Monitoring enhancements:

The following Monitoring dashboards are enhanced and are available on the new appliance UI:

[ NSSDW-33763 ]

Platform and systems

Reference material - application signature library

The DPI application signature library has been updated.

[ NSSDW-38209 ]

Fixed Issues

The issues that are addressed in SD-WAN 11.5 release.

Miscellaneous

The management interface status of some SD-WAN appliances was displayed as Down on the Ethernet Interface Settings page of the UI. This issue occurred when some appliances that had in-band management supported, the option to use out of band was available. Therefore, the appliances used out of band management interface to access SD-WAN Orchestrator service.

[ NSSDW-37028 ]

Known Issues

The issues that exist in SD-WAN 11.5 release.

In case of scaled deployment on configuration change on any site or WAN link, the routing engine restart causes BGP sessions to flap.

[ SDWANHELP-2594 ]

An SD-WAN appliance crashed unexpectedly. This issue occurred when:

  • IPv6 multicast traffic was flowing during a software upgrade.

  • IPv6 Multicast traffic was sourced using an Intranet GRE Tunnel and was replicated to multiple branches over the virtual path using MLDv2 proxy configuration.

Workaround: Disable IPv6 Multicast traffic during the software upgrade and enable once the upgrade is successful.

[ NSSDW-38495 ]

Release Notes for Citrix SD-WAN 11.5 Release