The response will be available in the LASTSTEP_OUTPUT macro after the step completes.
http://www.kinook.com/VisBuildPro/Ma...stemmacros.htm
You can use the Read File action or script code to parse or filter the response contents.
http://www.kinook.com/VisBuildPro/Ma...fileaction.htm
http://www.kinook.com/VisBuildPro/Manual/script.htm
For complex scripts, it may be preferable to create a bash script and call that from the Telnet action rather than calling individual commands directly.