{ mac, label, displayName, password, serverAddress, ntpServer
, sipPort            ? 5060
, directoryPort      ? 8080
, familyLineEnabled  ? false
, familyLineLabel    ? "Familie"
, familyLinePassword ? ""
, intercomEnabled    ? false
, intercomPassword   ? ""
, dialplanFile       ? "dialplan.xml"
}:

let
  # Line button assignments:
  #   button 1 / lineIndex 1 — personal/location L1 line (always present)
  #   button 2 / lineIndex 2 — family L2 line       (when familyLineEnabled)
  #   button N / lineIndex N — intercom              (when intercomEnabled; N = 2 or 3)
  intercomButton    = if familyLineEnabled then 3 else 2;
  intercomLineIndex = intercomButton;
in
''
<?xml version="1.0" encoding="UTF-8"?>
<device>
   <deviceProtocol>SIP</deviceProtocol>
   <sshUserId>admin</sshUserId>
   <sshPassword>password</sshPassword>
   <devicePool>
      <dateTimeSetting>
         <dateTemplate>D.M.YA</dateTemplate>
         <timeZone>Central Europe Standard/Daylight Time</timeZone>
         <ntps>
            <ntp>
               <name>${ntpServer}</name>
            </ntp>
         </ntps>
      </dateTimeSetting>
      <callManagerGroup>
         <members>
            <member priority="0">
               <callManager>
                  <ports>
                     <sipPort>${toString sipPort}</sipPort>
                  </ports>
                  <processNodeName>${serverAddress}</processNodeName>
               </callManager>
            </member>
         </members>
      </callManagerGroup>
   </devicePool>
   <sipProfile>
      <sipProxies>
         <backupProxy></backupProxy>
         <backupProxyPort>5060</backupProxyPort>
         <emergencyProxy></emergencyProxy>
         <emergencyProxyPort></emergencyProxyPort>
         <outboundProxy></outboundProxy>
         <outboundProxyPort></outboundProxyPort>
         <registerWithProxy>true</registerWithProxy>
      </sipProxies>
      <sipCallFeatures>
         <cnfJoinEnabled>true</cnfJoinEnabled>
         <callForwardURI>x-serviceuri-cfwdall</callForwardURI>
         <callPickupURI>x-cisco-serviceuri-pickup</callPickupURI>
         <callPickupListURI>x-cisco-serviceuri-opickup</callPickupListURI>
         <callPickupGroupURI>x-cisco-serviceuri-gpickup</callPickupGroupURI>
         <meetMeServiceURI>x-cisco-serviceuri-meetme</meetMeServiceURI>
         <abbreviatedDialURI>x-cisco-serviceuri-abbrdial</abbreviatedDialURI>
         <callHoldRingback>2</callHoldRingback>
         <anonymousCallBlock>2</anonymousCallBlock>
         <callerIdBlocking>2</callerIdBlocking>
         <dndControl>0</dndControl>
         <remoteCcEnable>true</remoteCcEnable>
      </sipCallFeatures>
      <sipStack>
         <sipInviteRetx>6</sipInviteRetx>
         <sipRetx>10</sipRetx>
         <timerInviteExpires>180</timerInviteExpires>
         <timerRegisterExpires>3600</timerRegisterExpires>
         <timerRegisterDelta>5</timerRegisterDelta>
         <timerKeepAliveExpires>120</timerKeepAliveExpires>
         <timerSubscribeExpires>120</timerSubscribeExpires>
         <timerSubscribeDelta>5</timerSubscribeDelta>
         <timerT1>500</timerT1>
         <timerT2>4000</timerT2>
         <maxRedirects>70</maxRedirects>
         <remotePartyID>false</remotePartyID>
         <userInfo>None</userInfo>
      </sipStack>
      <transferOnhookEnabled>false</transferOnhookEnabled>
      <kpml>3</kpml>
      <phoneLabel>${(builtins.substring 0 12 label)}</phoneLabel>
      <stutterMsgWaiting>1</stutterMsgWaiting>
      <callStats>false</callStats>
      <sipLines>
         <line button="1" lineIndex="1">
            <featureID>9</featureID>
            <featureLabel>${displayName}</featureLabel>
            <proxy>USECALLMANAGER</proxy>
            <port>${toString sipPort}</port>
            <name>${mac}</name>
            <displayName>${displayName}</displayName>
            <autoAnswer>
               <autoAnswerEnabled>2</autoAnswerEnabled>
            </autoAnswer>
            <callWaiting>3</callWaiting>
            <authName>${mac}</authName>
            <authPassword>${password}</authPassword>
            <messageWaitingLampPolicy>1</messageWaitingLampPolicy>
            <messagesNumber>*97</messagesNumber>
            <contact>${mac}</contact>
            <forwardCallInfoDisplay>
               <callerName>true</callerName>
               <callerNumber>true</callerNumber>
               <redirectedNumber>true</redirectedNumber>
               <dialedNumber>true</dialedNumber>
            </forwardCallInfoDisplay>
         </line>
${if familyLineEnabled then ''
         <line button="2" lineIndex="2">
            <featureID>9</featureID>
            <featureLabel>${familyLineLabel}</featureLabel>
            <proxy>USECALLMANAGER</proxy>
            <port>${toString sipPort}</port>
            <name>${mac}-l2</name>
            <displayName>${familyLineLabel}</displayName>
            <autoAnswer>
               <autoAnswerEnabled>2</autoAnswerEnabled>
            </autoAnswer>
            <callWaiting>3</callWaiting>
            <authName>${mac}-l2</authName>
            <authPassword>${familyLinePassword}</authPassword>
            <messageWaitingLampPolicy>3</messageWaitingLampPolicy>
            <messagesNumber>*97</messagesNumber>
            <contact>${mac}-l2</contact>
            <forwardCallInfoDisplay>
               <callerName>true</callerName>
               <callerNumber>true</callerNumber>
               <redirectedNumber>true</redirectedNumber>
               <dialedNumber>true</dialedNumber>
            </forwardCallInfoDisplay>
         </line>
'' else ""}${if intercomEnabled then ''
         <line button="${toString intercomButton}" lineIndex="${toString intercomLineIndex}">
            <featureID>23</featureID>
            <featureLabel>Intercom</featureLabel>
            <proxy>USECALLMANAGER</proxy>
            <port>${toString sipPort}</port>
            <name>${mac}-intercom</name>
            <displayName>Intercom</displayName>
            <autoAnswer>
               <autoAnswerEnabled>3</autoAnswerEnabled>
               <autoAnswerMode>Auto Answer with Speakerphone</autoAnswerMode>
            </autoAnswer>
            <callWaiting>3</callWaiting>
            <authName>${mac}-intercom</authName>
            <authPassword>${intercomPassword}</authPassword>
            <maxNumCalls>1</maxNumCalls>
            <busyTrigger>1</busyTrigger>
            <contact>${mac}-intercom</contact>
         </line>
'' else ""}      </sipLines>
      <voipControlPort>${toString sipPort}</voipControlPort>
      <startMediaPort>16348</startMediaPort>
      <stopMediaPort>20134</stopMediaPort>
      <dscpForAudio>184</dscpForAudio>
      <dialTemplate>${dialplanFile}</dialTemplate>
   </sipProfile>
    <MissedCallLoggingOption>1</MissedCallLoggingOption>
   <commonProfile>
      <phonePassword></phonePassword>
      <backgroundImageAccess>true</backgroundImageAccess>
      <callLogBlfEnabled>2</callLogBlfEnabled>
   </commonProfile>
   <loadInformation>sip8961.9-4-2ES-14</loadInformation>
   <vendorConfig>
      <webAccess>0</webAccess>
      <settingsAccess>1</settingsAccess>
      <autoSelectLineEnable>0</autoSelectLineEnable>
      <loggingDisplay>1</loggingDisplay>
      <daysDisplayNotActive>1,2,3,4,5,6,7</daysDisplayNotActive>
      <sshAccess>0</sshAccess>
      <displayOnTime>00:00</displayOnTime>
      <displayOnDuration>00:00</displayOnDuration>
      <displayIdleTimeout>00:05</displayIdleTimeout>
      <displayOnWhenIncomingCall>1</displayOnWhenIncomingCall>
   </vendorConfig>
   <userLocale>
      <langCode>en_US</langCode>
      <winCharSet>utf-8</winCharSet>
   </userLocale>
   <deviceSecurityMode>1</deviceSecurityMode>
   <authenticationURL></authenticationURL>
   <directoryURL>http://${serverAddress}:${toString directoryPort}/directory.xml</directoryURL>
   <messagesURL />
   <servicesURL></servicesURL>
   <idleURL></idleURL>
   <informationURL></informationURL>
   <phoneServices useHTTPS="false">
      <provisioning>2</provisioning>
      <phoneService type="1" category="0">
        <name>Missed Calls</name>
        <url>Application:Cisco/MissedCalls</url>
        <vendor></vendor>
        <version></version>
      </phoneService>
      <phoneService type="1" category="0">
        <name>Received Calls</name>
        <url>Application:Cisco/ReceivedCalls</url>
        <vendor></vendor>
        <version></version>
      </phoneService>
      <phoneService type="1" category="0">
        <name>Placed Calls</name>
        <url>Application:Cisco/PlacedCalls</url>
        <vendor></vendor>
        <version></version>
      </phoneService>
      <phoneService type="2" category="0">
        <name>Voicemail</name>
        <url>Application:Cisco/Voicemail</url>
        <vendor></vendor>
        <version></version>
      </phoneService>
   </phoneServices>
   <proxyServerURL></proxyServerURL>
   <transportLayerProtocol>1</transportLayerProtocol>
   <capfAuthMode>0</capfAuthMode>
   <capfList>
      <capf>
         <phonePort>3804</phonePort>
      </capf>
   </capfList>
   <encrConfig>false</encrConfig>
</device>
''