Yealink SIP-T56A User Manual page 331

Both the sender's and receiver's phones play a warning tone and the receiver automatically
answers the multicast RTP session in the hands-free (speakerphone) mode.
The multicast paging key icon will become
The following figure shows a multicast RTP session on the phone:
Your can do the following:
2.
Tap the Hold soft key to place the current multicast RTP session on hold.

The sender's phone places the multicast RTP session on hold and receiver's phone
releases the session.
To resume the held multicast RTP session, tap the Resume soft key.
The multicast RTP session is established again.
Tap the EndCall soft key to cancel the multicast RTP session.

Tap the Record soft key to record a call.

To stop recording, tap the Stop soft key.
Multicast RTP is one way only from the sender to the multicast address(es) (receiver). For
Note
outgoing RTP multicasts, all other existing calls on the phone will be placed on hold.
To send RTP stream via a paging key list when the receiver's phone is idle:
Tap paging list key when the phone is idle.
1.
Do one of the following to send RTP:
2.
Tap the desired paging group.
-
Tap
-
Your can do the following:
3.
Tap the Hold soft key to place the current multicast RTP session on hold.

The sender's phone places the multicast RTP session on hold and receiver's phone
releases the session.
after the desired paging group, and then tap Multicast Paging.
Advanced Phone Features
and solid.
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