[8525, TyTN, MDA Vario II, JasJam ROM Development] CUSTEL:
Sorry I am in a rush so I wasn't able to place it into your format but here is the xml file that is within the cingular rom.

Cingular/AT&T

<wap-provisioningdoc>
<characteristic type="CM_Networks">
<characteristic type="MEdia Net">
<parm name="DestId" value="{97626DCF-818F-4be1-AC7E-77DA1B01F145}" />
</characteristic>
</characteristic>

<characteristic type="CM_GPRSEntries">
<characteristic type="MEdia Net">
<parm name="DestId" value="{97626DCF-818F-4be1-AC7E-77DA1B01F145}" />
<parm name="Enabled" value="1" />
<parm name="UserName" value="WAP@CINGULARGPRS.COM" />
<parm name="Password" value="CINGULAR1" />
<characteristic type="DevSpecificCellular">
<parm name="GPRSInfoAccessPointName" value="wap.cingular" />
</characteristic>
</characteristic>
<characteristic type="My ISP GPRS">
<parm name="DestId" value="{ADB0B001-10B5-3F39-27C6-9742E785FCD4}" />
<parm name="Enabled" value="1" />
<parm name="UserName" value="WAP@CINGULARGPRS.COM" />
<parm name="Password" value="CINGULAR1" />
<characteristic type="DevSpecificCellular">
<parm name="GPRSInfoProtocolType" value="2" />
<parm name="GPRSInfoL2ProtocolType" value="PPP" />
<parm name="GPRSInfoAccessPointName" value="isp.cingular" />

</characteristic>
</characteristic>
</characteristic>
<nocharacteristic type="CM_ProxyEntries"/>
<characteristic type="CM_ProxyEntries">
<characteristic type="HTTP-{97626DCF-818F-4be1-AC7E-77DA1B01F145}">
<parm name="SrcId" value="{97626DCF-818F-4be1-AC7E-77DA1B01F145}" />
<parm name="DestId" value="{436EF144-B4FB-4863-A041-8F905A62C572}" />
<parm name="Proxy" value="new-inet:1159" />
<parm name="Type" value="0" />
<parm name="Enable" value="1" />
</characteristic>

<characteristic type="HTTP-{436EF144-B4FB-4863-A041-8F905A62C572}">
<parm name="SrcId" value="{436EF144-B4FB-4863-A041-8F905A62C572}"/>
<parm name="DestId" value="{7022E968-5A97-4051-BC1C-C578E2FBA5D9}"/>
<parm name="Proxy" value="wireless.cingular.com:80"/>
<parm name="Enable" value="1"/>
<parm name="Type" value="1"/>
</characteristic>

<characteristic type="null-corp-{18AD9FBD-F716-ACB6-FD8A-1965DB95B814}">
<parm name="SrcId" value="{18AD9FBD-F716-ACB6-FD8A-1965DB95B814}"/>
<parm name="DestId" value="{A1182988-0D73-439e-87AD-2A5B369F808B}"/>
<parm name="Type" value="0"/>
<parm name="Enable" value="1"/>
</characteristic>

</characteristic>

<!--Set default connection-->
<characteristic type="CM_Planner" >
<characteristic type="PreferredConnections">
<parm name="{436EF144-B4FB-4863-A041-8F905A62C572}" value="MEdia Net" />
</characteristic>
</characteristic>

<!-- Suspend Resume -->
<characteristic type="Registry">
<characteristic type="HKLM\Comm\ConnMgr\Planner\Settings" translation="filesystem">
<parm name="SuspendResume" datatype="multiplestring" value="wap.cingular" />
<parm name="CacheTime" datatype="integer" value="60"/>
</characteristic>
</characteristic>

<characteristic type="Registry">
<characteristic type="HKCU\ControlPanel\PhoneExtendFunction" translation="filesystem" >
<!-- GPRS Setting -->
<!-- PAP: value="1" ; CHAP: value="2" -->
<parm name="GPRSAuthenticationMethod" datatype="integer" value="2" />
<!-- CSD Line Type - Data rate -->
<!-- 9600 bps(v.32) : value="7" -->
<!-- 9600 bps(v.110) : value="71" -->
<!-- 9600 bps(v.34) : value="12" -->
<!-- 9600 bps(v.120) : value="39" -->
<parm name="CBSTSpeed" datatype="integer" value="7" />
<!-- CSD Line Type -Connection element -->
<!-- Transparent: value="0" ; Non-transparent: value="1" -->
<parm name="CBSTCe" datatype="integer" value="1" />
</characteristic>
<!--End Set GPRS & CSD Type-->
</characteristic>

<characteristic type="Registry">
<characteristic type="HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" translation="filesystem">
<parm name="ConnMgrExternalPath" value="aOkicJdaUUC8HMV44vul2Q==" datatype="binary"/>
<parm name="EnableAutoDetect" value="0" datatype="integer"/>
</characteristic>

<characteristic type="HKLM\SOFTWARE\OEM\Operator" translation="filesystem" >
<parm name="On_Detection_with_WLan" datatype="integer" value="1" />
</characteristic>

<characteristic type="HKLM\Services\App\Tasks\DisableProxy" translation="filesystem" >
<parm name="Set_PIE_EnableAutoDetect" datatype="integer" value="1" />
</characteristic>
</characteristic>
</wap-provisioningdoc>