Intercom

An Intercom call activates the speaker phone between two specific extensions, thus allowing for a hands-free two-way conversation between the two phones. If the intended target is on the phone the intercom attempt will ring normally, alerting the user of an incoming call. 
 

With an Intercom Button

    Press the Intercom button

    Dial Extension (+) #                  

    (i.e. 100# - to intercom ext 100)

or

    Press the Intercom button

    Press a user’s BLF button
 

Without an Intercom button

    Dial *0 (+) Extension number (+) #

    (i.e. *0100# - to intercom ext 100)