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11/15/2013 – cPanel & WHM 11.40 Expected in STABLE Tier

Posted by Jamison on 15 11 2013.

cPanel, Inc. tentatively plans to release cPanel & WHM software version 11.40 in the STABLE tier on November 18, 2013.


cPanel & WHM version 11.40 offers support for IPv6 and 1:1 NAT, an API Shell, and more.


IPv6 Support

cPanel & WHM is now IPv6-enabled with dual-stack support, allowing customers to add IPv6 or IPv4 to any account. This feature prepares our customers for future demand.


1:1 NAT Support

cPanel & WHM version 11.40 provides 1:1 NAT, giving customers the ability to support a broader range of hosting environments.


API Shell

In 11.40, cPanel & WHM includes an API Shell, enabling customers to run and troubleshoot API calls interactively through the cPanel & WHM user interfaces. This feature helps our customers better understand API calls.


Detailed information on all cPanel & WHM version 11.40 features can be found at An overview of the latest features and benefits is also available at