I tried the above solution but I must be missing something. Each time I try to install the CAB on a Samsung SGH-i600 running WM6 it fails. Any ideas? I have pasted exactly what I have in my XML file.
<wap-provisioningdoc>
<characteristic type="CM_GPRSEntries">
<characteristic type="Siminn GPRS">
<parm name="DestId" value="{436EF144-B4FB-4863-A041-8F905A62C572}" />
<parm name="UserName" value="" />
<parm name="Password" value="" />
<parm name="SwCompression" value="1" />
<parm name="IpHeaderCompression" value="0" />
<parm name="SpecificNameServers" value="1" />
<parm name="DnsAddr" value="" />
<parm name="AltDnsAddr" value="" />
<parm name="Domain" value="" />
<characteristic type="DevSpecificCellular">
<parm name="GPRSInfoValid" value="1" />
<parm name="GPRSInfoAccessPointName" value="gprs.simi.is" />
<parm name="BearerInfoValid" value="1" />
<parm name="GPRSInfoProtocolType" value="2" />
<parm name="GPRSInfoL2ProtocolType" value="PPP" />
<parm name="GPRSInfoAddress" value="" />
<parm name="GPRSInfoDataCompression" value="1" />
<parm name="GPRSInfoHeaderCompression" value="1" />
<parm name="GPRSInfoParameters" value="" />
</characteristic>
</characteristic>
</characteristic>
<characteristic type="Registry">
<characteristic type="HKCU\ControlPanel\PhoneExtendFunction" translation="filesystem">
<parm name="GPRSAuthenticationMethod" datatype="integer" value="1" />
</characteristic>
</characteristic>
</wap-provisioningdoc>