Grandstream Networks WP820 Administration Manual page 52

Port Defines port number for PTT multicast address.
Emergency Set default volume for PTT/paging when emergency channel/group is used.
PTT/paging volume
Paging Config
Group paging Enable or disable group paging.
Default group Defines default paging group. When pressing and holding the PTT button, paging
will be initiated using the default group.
Priority group Defines priority paging group. Paging received on priority group will take
precedence over active paging on normal group.
Emergency group Defines emergency group for paging. Emergency group has the highest priority.
Paging using emergency group will take precedence over paging on priority or
normal group. Please note paging to emergency group will not be rejected even
when device has enabled DND.
Accept while busy Defines whether to accept paging while device is in active call. If set to "No",
device will ignore paging while in active call. If set to "Yes", while in active paging
call, device will accept paging if it has the same priority; If device is in active SIP
call, device will accept paging and put the SIP call on hold.
Caller ID Set Caller ID displayed on the call interface during paging
Payload size (ms) Set payload size for paging.
Audio codec Selects the codec type for the paging call. The list includes: G.722, G.711, Opus.
Multicast settings Defines paging group. Users can configure whether to use the group for transport,
accept, join group and its label. Only available and joined group will be displayed
in paging group list. If users need send or receive paging, "Transport" and
"Accept" must be enabled for this group.
PTT Config
PTT Enable or disable PTT.
Default Channel Defines default channel for PTT. When pressing and holding the PTT button, PTT
will be initiated using the default channel.
Priority Channel Defines priority channel for PTT. PTT received on priority channel will take
precedence over active PTT on normal channel.
WP820 Administration Guide
Version 1.0.1.15
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