Grandstream Networks WP820 Administration Manual page 35

● If set to "Yes", while in active PTT call, device will accept PTT if it has the same priority; If device is in active
SIP call, device will accept PTT and put the SIP call on hold.
Default is "No"
Caller ID Set Caller ID displayed on the call interface during a PTT call.
PTime (ms) Set payload size for PTT.
Audio codec Selects the codec type for the PTT call. The list includes: G.722, G.711, Opus.
Defines PTT channel. Users can configure whether to use the channel for "Available", "Transmit", "Subscribe" and
Channel "Join Channel" and its label. Only available and joined channel will be displayed in PTT channel list. If users need
send or receive PTT, "Transmit" and "Available" must be enabled for this channel.
Paging Config
Group paging Enable or disable group paging.
Defines default paging group. When pressing and holding the PTT button, paging will be initiated using the default
Default group
group.
Defines priority paging group. Paging received on priority group will take precedence over active paging on normal
Priority group
group.
Defines emergency group for paging. Emergency group has the highest priority. Paging using emergency group will
Emergency
take precedence over paging on priority or normal group. Please note paging to emergency group will not be rejected
group
even when device has enabled DND.
Defines whether to accept paging while device is in active call.
● If set to "No", device will ignore paging while in active call.
Accept while
● If set to "Yes", while in active paging call, device will accept paging if it has the same priority; If device is in
busy
active SIP call, device will accept paging and put the SIP call on hold.
Default is "No".
Caller ID Set Caller ID displayed on the call interface during paging
PTime (ms) Set payload size for paging.
Audio codec Selects the codec type for the paging call. The list includes: G.722, G.711, Opus.
Defines paging group. Users can configure whether to use the group for transport, accept, join group and its label.
Multicast settings 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.
Multicast Paging Function
Settings
Determines if a new paging call whose priority is higher than the existing paging call will be answered. If it is
Paging Priority
checked, this feature will be enabled.
Active
The default setting is disabled.
If enabled, during active call, if incoming multicast paging has higher priority (1 is the highest) than this value, the
call will be put on hold and multicast paging will be played.
Paging Barge
Default setting is "Disabled".
Note: The option is displayed if "Paging Priority Active" is enabled.