Wolfgang Hottgenroth
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Use an iSCSI target from Linux In our setup a Synology NAS at 172.16.200.19 provides the targets.
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First, run
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iscsiadm -m discovery -t sendtargets -p 172.16.200.19 to discover all provided targets.
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You get something like this
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 Now, connect to the target using">
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<meta name="twitter:description" content="Preparation Install open-iscsi, at least on Debian systems.
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Use an iSCSI target from Linux In our setup a Synology NAS at 172.16.200.19 provides the targets.
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First, run
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iscsiadm -m discovery -t sendtargets -p 172.16.200.19 to discover all provided targets.
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You get something like this
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 Now, connect to the target using">
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<meta itemprop="name" content="iSCSI on Linux">
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<meta itemprop="description" content="Preparation Install open-iscsi, at least on Debian systems.
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Use an iSCSI target from Linux In our setup a Synology NAS at 172.16.200.19 provides the targets.
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First, run
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iscsiadm -m discovery -t sendtargets -p 172.16.200.19 to discover all provided targets.
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You get something like this
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 [fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7 Now, connect to the target using">
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<h1>Minimal Setups</h1>
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<main><h1>iSCSI on Linux</h1>
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<h2 id="preparation">Preparation</h2>
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<p>Install <code>open-iscsi</code>, at least on Debian systems.</p>
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<h2 id="use-an-iscsi-target-from-linux">Use an iSCSI target from Linux</h2>
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<p>In our setup a Synology NAS at 172.16.200.19 provides the targets.</p>
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<p>First, run</p>
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<pre tabindex="0"><code> iscsiadm -m discovery -t sendtargets -p 172.16.200.19
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</code></pre><p>to discover all provided targets.</p>
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<p>You get something like this</p>
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<pre tabindex="0"><code> 172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7
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[fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-GitLab.db1c0541e7
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7
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[fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Bitwarden.db1c0541e7
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7
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[fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Nextcloud.db1c0541e7
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7
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[fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-MariaDB.db1c0541e7
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172.16.200.19:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7
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[fe80::211:32ff:febe:da31]:3260,1 iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7
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</code></pre><p>Now, connect to the target using</p>
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<pre tabindex="0"><code> iscsiadm -m node --targetname "iqn.2000-01.com.synology:nas.Target-Backup.db1c0541e7" \
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--portal 172.16.200.19 --login
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</code></pre><p>A new SCSI device will be created. Check the name of the device using ‘‘dmesg’’. You see something like this</p>
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<pre tabindex="0"><code> [16924536.979916] scsi host13: iSCSI Initiator over TCP/IP
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[16924537.010635] scsi 13:0:0:1: Direct-Access SYNOLOGY iSCSI Storage 4.0 PQ: 0 ANSI: 5
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[16924537.011449] sd 13:0:0:1: Attached scsi generic sg10 type 0
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[16924537.012597] sd 13:0:0:1: [sdj] 209715200 512-byte logical blocks: (107 GB/100 GiB)
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[16924537.012827] sd 13:0:0:1: [sdj] Write Protect is off
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[16924537.012828] sd 13:0:0:1: [sdj] Mode Sense: 43 00 10 08
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[16924537.013111] sd 13:0:0:1: [sdj] Write cache: enabled, read cache: enabled, supports DPO and FUA
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[16924537.013361] sd 13:0:0:1: [sdj] Optimal transfer size 16384 logical blocks > dev_max (8192 logical blocks)
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[16924537.018630] sd 13:0:0:1: [sdj] Attached SCSI disk
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</code></pre><p>Now use <code>fdisk</code>, <code>mkfs</code> and if you like <code>blkid</code> on the new device and put it into the <code>/etc/fstab</code>.</p>
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<p>===== Authenticated target =====</p>
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<pre tabindex="0"><code> iscsiadm --mode node --targetname "iqn.2007-01.org.debian.foobar:CDs" -p 192.168.0.1:3260 --op=update --name node.session.auth.authmethod --value=CHAP
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iscsiadm --mode node --targetname "iqn.2007-01.org.debian.foobar:CDs" -p 192.168.0.1:3260 --op=update --name node.session.auth.username --value=$Id
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iscsiadm --mode node --targetname "iqn.2007-01.org.debian.foobar:CDs" -p 192.168.0.1:3260 --op=update --name node.session.auth.password --value=$MDP
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iscsiadm --mode node --targetname "iqn.2007-01.org.debian.foobar:CDs" -p 192.168.0.1:3260 --login
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</code></pre><div class="edit-meta">
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