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Uk PSTN Caller ID Detection Setup

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The following guide provides a basic setting to detect the caller ID on a standard BT line using the following cards: Digium AEX800 Digium AEX2400 Digium TDM410 Digium TDM800 Digium TDM2400


  1. load the module wctdm24xxp with the option opermode=UK for example into /etc/modprobe.conf put the following string:
    options wctdm24xxp opermode=UK
    install wctdm24xxp /sbin/modprobe --ignore-install wctdm24xxp && /sbin/ztcfg
  2. zaptel.conf file for a card with only one fxo module:
    fxsks=1
    loadzone=uk
    defaultzone=uk
  3. zapata.conf file example:
    [channels]
    group=1
    context=incoming
    echocancel=yes
    echocancelwhenbridged=yes
    rxgain=0.0
    txgain=0.0
    signalling=fxs_ks 
    usecallerid=yes  
    cidsignalling=v23
    cidstart=ring
    callerid=asreceived
    callwaiting=no
    channel=>1


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