Ways to configure iSCSI SAN hosts
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PDF of this doc site
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Cluster administration
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Volume administration
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Logical storage management with the CLI
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NAS storage management
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Configure NFS with the CLI
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Manage NFS with the CLI
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Manage SMB with the CLI
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Manage file access using SMB
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Security and data encryption
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Data protection and disaster recovery
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Collection of separate PDF docs
Creating your file...
You should set up your iSCSI configuration with high-availability (HA) pairs that attach directly to your iSCSI SAN hosts or that connect to your hosts through one or more IP switches.
HA pairs are defined as the reporting nodes for the Active/Optimized and the Active/Unoptimized paths that will be used by the hosts to access the LUNs. Multiple hosts, using different operating systems, such as Windows, Linux, or UNIX, can access the storage at the same time. Hosts require that a supported multipathing solution that supports ALUA be installed and configured. Supported operating systems and multipathing solutions can be verified on the NetApp Interoperability Matrix Tool.
In a multi-network configuration, there are two or more switches connecting the hosts to the storage system. Multi-network configurations are recommended because they are fully redundant. In a single-network configuration, there is one switch connecting the hosts to the storage system. Single-network configurations are not fully redundant.
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Single-node configurations are not recommended because they do not provide the redundancy needed to support fault tolerance and nondisruptive operations. |
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Learn how Selective LUN mapping (SLM) limits the paths that are used to access the LUNs owned by an HA pair.
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Learn about SAN LIFs.
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Learn about the benefits of VLANs in iSCSI.
Multi-network iSCSI configurations
In multi-network HA pair configurations, two or more switches connect the HA pair to one or more hosts. Because there are multiple switches, this configuration is fully redundant.
Single-network iSCSI configurations
In single-network HA pair configurations, one switch connects the HA pair to one or more hosts. Because there is a single switch, this configuration is not fully redundant.
Direct-attachment iSCSI configuration
In a direct-attached configuration, one or more hosts are directly connected to the controllers.