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Identify and Fix iSCSI Issues

In this exercise, you'll troubleshoot and resolve an issue connecting an iSCSI initiator to the iSCSI target. *This course is not approved or sponsored by Red Hat.*

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Path Info

Clock icon Advanced
Clock icon 1h 30m
Clock icon Apr 04, 2019

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Table of Contents

  1. Challenge

    Review target configuration.

    Verify the target service is running:

    systemctl status target

    Start and enable the target service:

    systemctl start target && systemctl enable target

    Review the iSCSI target configuration:

    /> ls
    /> iscsi/ get auth
  2. Challenge

    Review initiator configuration.

    View existing block devices:


    Verify network connectivity to the target:

    telnet 3260

    Review the initiator configuration file:

    vim /etc/iscsi/iscsid.conf

    Comment out the authentication settings:

    #node.session.auth.authmethod = CHAP
    #node.session.auth.username = server2
    #node.session.auth.password = secret

    Check for existing target records:

    iscsiadm -m node

    Verify the name in /etc/iscsi/initatorname.iscsi matches the target ACL:

    cat /etc/iscsi/initiatorname.iscsi

    Retrieve the target from Server1:

    iscsiadm -m discovery -t sendtargets -p

    Connect to the target:

    iscsiadm -m node -T -l

    Verify the block device is available:


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