4-1-12 APCO P25 Trunking and Conventional
Basic Functions
This list shows each function that is supported by P25 trunking mode, by P25 conventional mode, or by both.
Trunking
System
Conventional
System
Functions
1
Multiple Network Support
Enable the radio to operate on the
multiple different networks by
selecting new parameter in SU.
Internet service. Check if the
2
Internetwork Services
application is accessible to the
internet or not.
3
Announcement Group Voice Call
Similar to Broadcast Voice Call
4
Broadcast Voice Call
Voice group call with no indication
of Source ID.
5
System Voice Call
All ID Call functions.
6
Unit to Unit Call
Individual call. Voice group call with
no indication of Source ID.
7
Unit to/from PSTN
Call from the radio terminal to the
telephone network or vice versa.
8
Unit to PSTN Explicit Dialing Live Key Mode
Dialing function from the radio
terminal to the telephone network,
indicating adaptability to the dialing
g
p
y
g
message of the trunking packet
9
Unit to PSTN Explicit Dialing Buffered
Mode
Same as No.10
10 Unit to PSTN Explicit Dialing List Mode
Same as No.10
11 Emergency Call Request/Indication
Emergency call/Indication
Call request with priority level
12 Multiple Level Priority Call Request
Call request with priority level.
Priority level is set by control CH.
13 Rx P25 Squelch: monitor, normal,selective
Rx squelch behavior
14
Tx P25 Squelch: None, Status
Symbols,Carrier, Own Nacs, Other Nacs
Same as BUSY LOCK OUT before Tx
15 Channel Hunt
Hunting control CH
16 Channel Hunt List
List of Control CH to hunt
17 Channel Hunt Frequency Scan
Fix the frequency of the control CH
to search by conditions such as
carrier sense.
18 Channel Scan
Scanning channels.
19 Priority Channel Scan
Scanning priority channels.
59
20 Background Scanning
Same as the BBS in MPT-1324,
looking for better channel than the
one in current use.
