our environment ZCM 10.1.3 (sles10sp2).

We have the same problem that describe in tid 7001860 (only Tablet PC).

Our PC's with XP SP3 , v.5657 string don't register in ZCM.

With zac reg, i get the message:
Unable to register with the server at: https://<server>. Service Error. code: -21, message: Could not determine device type from <OS> tag: unsupported

How can i register this workstations ?
Please help !