About 'v', do you have setup $EDITOR or $VISUAL in your shell environment.
On the problem with 'b' or '^b', the man page of more says it only works 
with files and not with pipes, is this the problem?
For me it works as expected with st as terminal emulator.

Am Mittwoch, 16. September 2015 20:29:25 UTC+2 schrieb Donald Allen:
>
> When displaying manpages with man, more is used. Typing '?' at more claims 
> that 'b' or 'ctrl-b' will scroll backwards. It does not work. The 'v' 
> command doesn't work either.
>