If you have a Spirent Attero-X and a valid service contract, the latest release is available through the Spirent Customer Service Centre (CSC). On the Downloads page, select the Impairment Product Line.
A CSC login is required to access the Spirent software download area. If you do not yet have a login, please register on the site.
Version 40.07.02
Fixes
Corruption impairments continue after stop button pressed if On/off Periodicity is used.
Version 40.07.01
Fixes
Header Overwrite function can't overwrite Byte 128 with zeros.
Version 40.07.00
Enhancements
Option XJ extends jitter range from 107ms to 400ms.
Telnet shell for easy IP Address configuration.
Improved User Interface for Packet Corruption settings