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About the cli, Help information, Displaying command help – HP StorageWorks 2.128 SAN Director Switch User Manual

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Introducing Fabric OS CLI procedures

Advanced Web Tools: For Advanced Web Tools procedures, see the HP StorageWorks Fabric OS

5.x Advanced Web Tools administrator guide.

Fabric Manager: For Fabric Manager procedures, see the HP StorageWorks Fabric Manager 5.x

administrator guide.

A third-party application using the API: For third-party application procedures, see the third-party API

documentation.

About the CLI

The Fabric OS CLI is the complete fabric management tool for HP StorageWorks SANs that enables you

to:

Access the full range of Fabric OS features, based on license keys

Configure, monitor, dynamically provision, and manage every aspect of the SAN

Configure and manage the HP StorageWorks fabric on multiple, efficient levels

Identify, isolate, and manage SAN events across every switch in the fabric

Manage switch licenses

Perform fabric stamping

To manage a switch using telnet, Simple Network Management Protocol (SNMP), and Advanced Web

Tools, the switch must be connected to a network through the switch Ethernet port (out of band) or from the

Fibre Channel (in band). The switch must be configured with an IP address to allow for the network

connection. See the installation guide for your switch model for information on physically connecting to

the switch.
You can access switches from different connections, such as Advanced Web Tools, CLI, and API. When

these connections are simultaneous, changes from one connection might not be updated to the other, and

some modifications might be lost. When simultaneous connections are used, make sure that you do not

overwrite the work of another connection.
In a mixed fabric containing switches running various Fabric OS versions, you should use the latest-model

switches running the most recent release for the primary management tasks. The principal management

access should be set to the core switches in the fabric. For example, to run Secure Fabric OS, use the

latest-model switch as the primary Fabric Configuration Server (FCS), the location to perform zoning tasks,

and the time server.
A number of management tasks are designed to make fabric-level changes; for example, zoning

commands make changes that affect the entire fabric. When executing fabric-level configuration tasks,

allow time for the changes to propagate across the fabric before executing any subsequent tasks. For a

large fabric, it might be take a few minutes.

Help information

Each Fabric OS command provides Help information that explains the command function, its possible

operands, its level in the command hierarchy, and additional pertinent information.

Displaying command help

To display help information:

1.

Connect to the switch and log in as admin.

2.

To display a list of all command help topics for a given login level, issue the

help

command with no

arguments.
For example, if you are logged in as user and issue the

help

command, a list of all user-level

commands that can be executed is displayed. The same rule applies to the admin role. In addition,

any user-configured command that uses a switchAdmin role also displays commands available to

users with the

switchAdmin

role.

3.

To display help for a specific command for a given login level, issue

help

command

, where

command

is the name of the command for which you need information.