1. Dial *21 then press the tick on the phone (or dial button)

2. the phone system will ask for the number yo wish to divert, enter your main office number 0170863088 and press #

3. The system will ask for your pin dial 2244#

4. The system will ask you to press 1 to set the destination so press 1

5. The system will ask you to press 0 to enter the destination so press zero

6. Then it will ask you to enter the number you wish to divert to so dial it and press #

7. The system will read the divert number back to you and tell you its been set, if its correct just hang up

to take it off again do as above but at step 5 press 2 to set to default route.

This looks complicated but in reality you just follow the instructions read to you after dialling *21