Juniper, hidden or super useful commands ( …in a hurry .. )

Starting on a network change



set cli screen-width 300
set cli idle-timeout 120
# assuming you are logging your sessions
show configuration | display set | no-more 
show configuration |  no-more 
# copy this output off the system
config 
top
save start_date_ect  # this will save the current full config to a file but much better to save the file off the system