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iSCSI Problem using Microsoft iSCSI Initiator v 2.0x

Anonymous
2010-07-22T14:18:40+00:00

I am trying to connect to a set of SATA drives on a machine running vxWorks v 6.2 with the WIND kernel v 2.8.  Each drive is formatted using dosFs which is a FAT32 compatible file system.  The drives are supposed to be accessible via iSCSI and the target software used is Open-iSCSI. 

The machine I am using to connect to the drives is running Windows XP SP2 running the Microsoft iSCSI Initiator v2.08 Checked build.  I can successfully discover the target portal and even see the target.  I successfully login to the target, but I am not seeing any devices in the devices list, the device manager, or in the disk manager utility.

I ran Wireshark (ethereal) concurrently with running all of the iSCSI commands.  The packets sent when I logged in to the target were the following:

  • The login command sequence, consisting of four packets in total
  • SCSI Command: Report LUNs
  • Report LUNs Response Data (LUN List Length: 32, LUN: 0)
  • Report LUNs: Select All LUNs
  • Report LUNs Response Data (LUN List Length: 32, LUN: 0, LUN: 1, LUN: 2, LUN: 3)
  • SCSI Command: Inquiry (LUN 0)
  • Data In LUN: 0x00
  • SCSI Command: Inquiry (LUN 1)
  • Data In LUN: 0x01
  • SCSI Command: Inquiry (LUN 2)
  • Data In LUN: 0x02
  • SCSI Command: Inquiry (LUN 3)
  • Data In LUN: 0x03

For each of the "Data In LUN: 0x0X" packets, there is an error in Wireshark, "SCSI Transfer limited due to allocation_length too small: SCSI truncated".  I am also seeing Peripheral: 0x7f, Qualifier: Device type is not supported by server and Device Type: unknown or no device type.

I have tried using various Initiators, including MS iSCSI Initiators 1.06, 2.03, 2.07, 2.08, and Starport iSCSI initiator.  I can successfully connect to and mount emulated drives on a Windows machine created using Starwind iSCSI Target. 

If you have any ideas or insight, I would appreciate your input.

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  1. Anonymous
    2010-07-22T18:39:20+00:00

    Mods - Is there a better place to post this?

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