Error
Unable to connect to preboot server. Product license may have expired.
license is valid.

novell-zenimgweb is configured to the server ip, and uses 80 and 443

log file no error
09/03/09 10:37:12 -- [LicenseCheck] Checking Imaging License
09/03/09 10:37:12 -- [RNT] Server GUID is: 0c78c1ee77b615215399cac0c03274e1
09/03/09 10:37:12 -- [RNT] Imaging License Info: 1
09/03/09 10:37:12 -- [LC] open connection, xxx.xxx.xxx.221
09/03/09 10:37:12 -- [PCV] received PROXY_CMD_VERSION
09/03/09 10:37:12 -- [HC] versions: 10, 10, 0
09/03/09 10:37:12 -- [PCV] done PROXY_CMD_VERSION
09/03/09 10:37:12 -- [PCGPBIN] received PROXY_CMD_PREBOOT_GETPBINAME
09/03/09 10:37:12 -- [RPBIN] DN = "c8c1e67c36f7bb3cb413891d5f2e3d1d"
09/03/09 10:37:12 -- [RPBIN] GWIL = 5176
09/03/09 10:37:12 -- [RPBIN] Workstation Information:
Dumping Workstation Information:
WorkstationInformation.signature ............ ZENWSINF
WorkstationInformation.version .............. 6
WorkstationInformation.length ............... 5176
WorkstationInformation.Chipset .............. Intel Pentium M processor 2000 Mhz
WorkstationInformation.Video ................ nVidia Corporation GeForce Go 7900 GS
WorkstationInformation.Network .............. Intel Corporation PRO/Wireless 3945ABG Network Connection
WorkstationInformation.Soundcard ............ Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller
WorkstationInformation.Diskcontroller ....... Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller
WorkstationInformation.MACAddress............ 00:1c:23:2a:fb:6f
WorkstationInformation.ipAddress ............ 10.8.35.131
WorkstationInformation.BiosAssetTag .........
WorkstationInformation.BiosSerialnumber ..... C28VH3J
WorkstationInformation.BiosVersion .......... Dell Inc. A07 06/27/2007
WorkstationInformation.SystemManufacturer ... Dell Inc.
WorkstationInformation.ProductName .......... MXG061
WorkstationInformation.HarddriveSizeMB ...... 152627
WorkstationInformation.RAM .................. 4096
WorkstationInformation.BootMedia ............ 3
WorkstationInformation.zenPartitionType...... 0x00
09/03/09 10:37:13 -- [RPBIN] PSI size = 164
09/03/09 10:37:13 -- [RPBIN] Received PrebootState Information:
Dumping PrebootStateInformation:
PrebootStateInformation.signature ............ ZENPBINF
Structure Version ... 3
Structure Length ... 164
Version ............... 0
Flags ................. 0
State ................. 0
Tree ID ................ d502f06f9eee91ea43fa2974827dab9e
Job ID ................ 5b0fa11a62406d60c9d0524bbae55244
Task ID ................ 1
Task Completion Code ... 1821
09/03/09 10:37:13 -- [RPBIN] LII size = 1060
09/03/09 10:37:13 -- [IMOTC] Server GUID is: 0c78c1ee77b615215399cac0c03274e1
09/03/09 10:37:13 -- [RPBIN] Is Member of this cell
09/03/09 10:37:13 -- [RPBIN] Do Not Get Referral list
09/03/09 10:37:13 -- [ZENIMGWEB-GPPBIN] Server GUID is: 0c78c1ee77b615215399cac0c03274e1
09/03/09 10:37:13 -- [RPBIN] GPPBIN returned 0
Dumping PrebootStateInformation:
PrebootStateInformation.signature ............ ZENPBINF
Structure Version ... 3
Structure Length ... 164
Version ............... 0
Flags ................. 0
State ................. 1
Tree ID ................ c00544d15b0f8537962bf550ffa62595
Job ID ................ 5b0fa11a62406d60c9d0524bbae55244
Task ID ................ 1
Task Completion Code ... 0
09/03/09 10:37:13 -- [RPBIN] Image Server Address = 0.0.0.0
09/03/09 10:37:13 -- [RPBIN] sending PBI size: 20
09/03/09 10:37:13 -- [RPBIN] sending PBI: "z_auto.cfg"
09/03/09 10:37:13 -- [RPBIN] Preboot Flag is set
09/03/09 10:37:13 -- [PCGPBIN] done, PROXY_CMD_PREBOOT_GETPBINAME
09/03/09 10:37:13 -- [PCC] received PROXY_CMD_CLOSE
09/03/09 10:37:13 -- [PCC] done PROXY_CMD_CLOSE
09/03/09 10:37:13 -- [LC] close connection, xxx.xxx.xxx.221
Thanks in advanced