It involved removing OS X keyboard shortcuts that could interfere, updating the iTerm2 profile key map to send the correct escape sequences, and setting the TERM environment variable to "linux".
The read utility was useful for returning what escape sequences the shell is seeing for different key combinations.
I posted a solution that worked for me using iTerm2 on OS X to StackOverflow:
http:// stackoverflow. com/questions/ 26180096/ os-x-byobu- vertical- split/26470118# 26470118
It involved removing OS X keyboard shortcuts that could interfere, updating the iTerm2 profile key map to send the correct escape sequences, and setting the TERM environment variable to "linux".
The read utility was useful for returning what escape sequences the shell is seeing for different key combinations.