Table of Contents

AllStar Linking

NXDN Bridging

A change from DMR!

FIXME

Overview of IP UDP ports

    Asterisk              Analog_Bridge           DVSwitch                  NXDNGateway
    ========              =============           MMDVM_Bridge              ===========
                                                  ============
                                                  
    [node]                [USPR]
    rxPort 31001 <------- txPort 31001
    txPort 34001 -------> rxPort 34001
                             ↓ ↑
                          [md380-emu]:2470
                             ↓ ↑
                          [AMBE]                [NXDN]
                          txPort 33103 ------>  rxPort 33103
                          rxPort 33100 <------  txPort 33100
                                                  ↓ ↑
                                                [NXDN Network]              [General]
                                                LocalPort   14021   <-----  RptPort   14021
                                                GatewayPort 14020   ----->  LocalPort 14020
                                                                                ↓ ↑
                                                                            [Network]
                                                                            Host IP/Port obtained from hostfiles
                                                                            by reference to Analog_Bridge txTG=xxxx

The main Things

[USRP]
address = 127.0.0.1           ; IP address of USRP partner (Analog_Reflector, Allstar/Asterisk or another Analog_Bridge)
txPort = 31001                ; Transmit USRP frames on this port
rxPort = 34001                ; Listen for USRP frames on this port
[1398]
rxchannel = USRP/127.0.0.1:34001:31001 ; Use the USRP channel driver. Must be enabled in modules.conf
 ; 127.0.0.1 = IP of the target application
 ; 34001 = UDP port the target application is listening on
 ; 32001 = UDP port ASL is listening on
[AMBE_AUDIO]
address = 127.0.0.1                     ; IP address of xx_Bridge
; For DMR  - match the ports set in DVSwitch.ini
;txPort = 31103                          ; Transmit TLV frames to partner on this port
;rxPort = 31100                          ; Listen for TLV frames from partner on this port

; FOr NXDN - match the ports set in DVSwitch.ini
txPort = 33103                          ; Transmit TLV frames to partner on this port
rxPort = 33100                          ; Listen for TLV frames from partner on this port
ambeMode = NXDN                          ; DMR, DMR_IPSC, DSTAR, NXDN, P25, YSFN, YSFW (encode PCM to this format)
; Configure the NXDN Partner
; Audio format is AMBE 72 bit
[NXDN]
address = 127.0.0.1             ; Address to send AMBE TLV frames to (export)
txPort = 33100                  ; Port to send AMBE TLV frames to (export)
rxPort = 33103                  ; Port to listen on (import)
[DMR]
Enable=0
ColorCode=1
EmbeddedLCOnly=1
DumpTAData=0
[NXDN]
Enable=1
RAN=1
Id=7485
fallbackID = 2354429            ; In case we can not find a valid DMR id in the database, export this one
nxdnFallbackID  = 7485         ; Use this ID when the input DMR ID is not found in the database
[General]
Callsign=GM4SLV
Suffix=NXDN
23551   nxdnscotland.ddns.net   41400

Updating DVSwitch Hostfiles

 
gm4slv@node481482:~$ sudo su -
 
root@node481482:~# echo insecure >> ~/.curlrc
 
root@node481482:~# /opt/MMDVM_Bridge/dvswitch.sh update

DVSwitch.ini

MMDVM_Bridge.ini

NXDNGateway.ini

Analog_Bridge.ini

John Pumford-Green 10/06/25 08:51 BST

Further Information