Enabled – Sun Microsystems FC Switch-8 and Switch-16 816-0830-12 User Manual

Page 119

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Chapter 8

Configuring the SAN

89

Creating On-Demand Device Nodes on
Hosts for Fabric Configurations

In SL zones, hosts and storage devices connect in private loop topology, and devices
are available by default when devices are added to an SL zone. With the Sun
StorEdge Traffic Manager software enabled, the Solaris host configures the devices
as Sun StorEdge Traffic Manager devices.

The discussion of on-demand node creation in these sections applies to Fabric
devices such as an array connected to a host through a switch (a host port connected
to an F_port and an array connected to a TL_port).

This section contains the following topics:

“Creating Device Nodes Without the Sun StorEdge Traffic Manager Software
Enabled” on page 89

“Creating Device Nodes With the Sun StorEdge Traffic Manager Software
Enabled” on page 99

Creating Device Nodes Without the Sun StorEdge
Traffic Manager Software Enabled

This section describes Fabric device configuration tasks on a host that does not have
the Sun StorEdge Traffic Manager software enabled.

The procedures in this section use specific devices as examples to illustrate how to
use the

cfgadm

(1M) command to discover and configure Fabric devices.

The devices attached to the Fabric-connected host port are not configured by default,
thus those devices are not available to the Solaris host. Use the

cfgadm

(1M)

configure

and

unconfigure

commands to manage device node creation for

Fabric devices. See the

cfgadm_fp

(1M) man page for additional information.

The procedures in this section illustrate how to discover Fabric devices which are
visible on a host and to configure and make them available to a Solaris host.

The device information that you supply, and is displayed with the

cfgadm

(1M)

command, depends on your system configuration.

This section contains the following procedures:

“To Discover Fabric Devices Visible on a Host” on page 90

“To Configure a Fabric Device” on page 91

“To Unconfigure a Fabric Device” on page 94

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