In this case, running "man 1 ssh" is likely the same as "man ssh" (ssh only has a man page in section 1). Many systems will have separate pages for for example

In this case, running "man 1 ssh" is likely the same as "man ssh" (ssh only has a man page in section 1). Many systems will have separate pages for for example "man 1 crontab" and "man 5 crontab".