pasting a file under another file

hi, i need to add a file under a file

for example

file 1:

1 3 6
2 4 7
3 5 8

file 2:

2 8 5
6 6 3
7 2 1

newfile:

1 3 6
2 4 7
3 5 8
2 8 5
6 6 3
7 2 1

My files has 139320 lines and 48 columns.. i looked at paste command but i couldn't find that flag..Any kind of commands can help..Thanks..

cat file2 >> file1

or if you really want a new file

cat file1 file2 > newfile

=) thanks..