demoted banned

hy is there a warning when you are demoted or banned.

I was about to be colonel first grade.
and now I’m a private with no way of playing online.
halo 3 or reach.

Read.

halo 3 and halo reach servers are down. i wish 343 would tells when the severs go down.

Servers are down. do not worry, when they are back up you will get your rank back. everyone is getting the same problem