H2 DeskPhone   
H2P DeskPhone 
 
 
 
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9.5 Intercom 
When the Intercom is enabled, it can automatically receive calls from the intercom. 
 
Figure 64 – Configuring the intercom on the Web 
 
Figure 65 – Configuring the Intercom key on the web 
Table 10 - Intercom Configuration 
When the intercom is enabled, the device will accept the incoming call request 
with a SIP header of Alert-Info instructions to automatically answer the call after 
a specific delay. 
Enabling Mute mode during the intercom call 
If the incoming call is an intercom call, the telephone plays the intercom tone 
Enabling Intercom Barge by selecting it, the telephone auto answers the 
intercom call during a call. If the current call is an intercom call, the telephone 
will reject the second intercom call.