I always let the 200 default numbers live. I let phones get the 2xx numbers automatically
and then find them and change them to the correct 4xxx 4 digit number or whatever.
I create the 4 digit number first and then go to each phone and change the directory number.
This way I know that a phone with a 2xx number is a new one and needs to be configured properly.
easiest way is to do it via
easiest way is to do it via the web interface and removed the 20x exts. and add your desired ones
to add the 4 digit you can do that on inital setup using CCA 1.5 on the dial tab i think it is.
remember if you change the ext. to 4 digits you need to make sure voicemail, paging etc changes aswell.
Changing the default 200 numbers to 4 digit
I always let the 200 default numbers live. I let phones get the 2xx numbers automatically
and then find them and change them to the correct 4xxx 4 digit number or whatever.
I create the 4 digit number first and then go to each phone and change the directory number.
This way I know that a phone with a 2xx number is a new one and needs to be configured properly.