Mitel 5330 5330 User Manual page 11

. Programming the Mitel 5330 IP Phone.
When programming the phone the * key on the keypad under the number
7 should be selected for Yes the # key on the keypad under the number 
should be selected for No.
5A. Programming the Mitel 5330 IP Phone for a WAN
Connection or Remote User.
The Mitel 5330 IP phone needs to check with the Broadband Module if the SW
used is the most recent SW available. For this the phone needs to be connected
to the LAN port of your Broadband Module, then follow instructions below
Disconnect the power from the phone by removing the Ethernet cable from
the PHONE connector on the Transformer.
Hold down keypad <= & => arrows on the Mitel 5330 IP Phone and reconnect
the Ethernet cable to the Transformer.
Release keypad digits <= & => when the display on the IP Phone shows.
1. Configure Phone?
* = Yes
0
# = No
Select * = Yes
Mitel 5330 IP Phone
Quick Reference User Guide