Here are the steps to reset security codes of IES MAS – CTX 28 CTX40 IVP FLASH LVMU MAS
- LIFT HANDSET AND DIAL EXTENSION 450
- Press # and wait for main greeting to play
- PRESS THE * (STAR BUTTON)
- DIAL USER ID 999
- DIAL YOUR ADMINISTRATOR SECURITY CODE
- DIAL 8 FOR SYSTEM ADMINISTRATION
- DIAL 4 TO MANAGE USERS MAILBOX
- DIAL THE MAIL BOX YOU WANT TO RESET THE CODE FOR
- DIAL 5 TO RESET SECURITY CODE
- HANG UP HANDSET
- THE SECURITY CODE IS NOW RESET TO THE EXTENSION NUMBER PLUS 997