HP StorageWorks SN6000 HP StorageWorks SN6000 QuickTools Switch management use - Page 23

Managing fabrics, Fabric services, Enabling SNMP configuration, Enabling in-band management

Page 23 highlights

2 Managing fabrics This section describes the following options for managing fabrics: • "Fabric services" on page 23 • "Rediscovering a fabric" on page 23 • "Adding a new switch to a fabric" on page 23 • "Replacing a failed switch" on page 24 • "Transparent Router" on page 24 • "Event Browser" on page 31 • "Device information and nicknames" on page 34 • "Zoning" on page 37 Fabric services Fabric services security includes SNMP and In-band management. SNMP is the protocol governing network management and monitoring of network devices. SNMP security consists of a read community string and a write community string, that are basically the passwords that control read and write access to the switch. The read community string (public) and write community string (private) are set at the factory to these well-known defaults and should be changed when SNMP is enabled using the System Services or SNMP Properties dialog boxes. If SNMP is enabled (default) and the read and write community strings have not been changed from their defaults, you risk unwanted access to the switch. See "Enabling SNMP configuration" on page 23 for more information. SNMP is enabled by default. In-band management is the ability to manage switches across inter-switch links using QuickTools, SNMP, management server, or the application programming interface. The switch comes from the factory with in-band management enabled. If you disable in-band management on a particular switch, you can no longer communicate with that switch by means other than a direct Ethernet or serial connection. See "Enabling in-band management" on page 23 for more information. Enabling SNMP configuration To enable the SNMP configuration: 1. Select Switch > SNMP > SNMP Properties to open the SNMP Properties dialog box. 2. Select the SNMP Enabled option in the SNMP Configuration area. 3. Click OK to save the change to the database. Enabling in-band management To enable in-band management: 1. Select Switch > Switch Properties to open the Switch Properties dialog box. 2. Select the In-band Management Enable option. 3. Click OK to save the change to the database. Rediscovering a fabric After making changes to or deleting switches from a fabric view, it may be helpful to again view the actual fabric configuration. The Rediscover Fabric option clears out the current fabric information being displayed, and rediscovers all switch information. To rediscover a fabric, select Fabric > Rediscover Fabric. The Rediscover function is more comprehensive than the Refresh function. Adding a new switch to a fabric If there are no special conditions to be configured for a new switch, plug in the switch; the switch becomes functional with the default fabric configuration. The default fabric configuration settings are: HP StorageWorks SN6000 Fibre Channel Switch QuickTools Switch Management User Guide 23

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HP StorageWorks SN6000 Fibre Channel Switch QuickTools Switch Management User Guide
23
2
Managing fabrics
This section describes the following options for managing fabrics:
Fabric services
” on page 23
Rediscovering a fabric
” on page 23
Adding a new switch to a fabric
” on page 23
Replacing a failed switch
” on page 24
Transparent Router
” on page 24
Event Browser
” on page 31
Device information and nicknames
” on page 34
Zoning
” on page 37
Fabric services
Fabric services security includes SNMP and In-band management. SNMP is the protocol governing
network management and monitoring of network devices. SNMP security consists of a read community
string and a write community string, that are basically the passwords that control read and write access to
the switch. The read community string (
public
) and write community string (
private
) are set at the
factory to these well-known defaults and should be changed when SNMP is enabled using the System
Services or SNMP Properties dialog boxes. If SNMP is enabled (default) and the read and write
community strings have not been changed from their defaults, you risk unwanted access to the switch. See
Enabling SNMP configuration
” on page 23 for more information. SNMP is enabled by default.
In-band management is the ability to manage switches across inter-switch links using QuickTools, SNMP,
management server, or the application programming interface. The switch comes from the factory with
in-band management enabled. If you disable in-band management on a particular switch, you can no
longer communicate with that switch by means other than a direct Ethernet or serial connection. See
Enabling in-band management
” on page 23 for more information.
Enabling SNMP configuration
To enable the SNMP configuration:
1.
Select
Switch > SNMP > SNMP Properties
to open the SNMP Properties dialog box.
2.
Select the
SNMP Enabled
option in the SNMP Configuration area.
3.
Click
OK
to save the change to the database.
Enabling in-band management
To enable in-band management:
1.
Select
Switch > Switch Properties
to open the Switch Properties dialog box.
2.
Select the
In-band Management Enable
option.
3.
Click
OK
to save the change to the database.
Rediscovering a fabric
After making changes to or deleting switches from a fabric view, it may be helpful to again view the actual
fabric configuration. The Rediscover Fabric option clears out the current fabric information being displayed,
and rediscovers all switch information.
To rediscover a fabric, select
Fabric > Rediscover Fabric
. The Rediscover function is more comprehensive
than the Refresh function.
Adding a new switch to a fabric
If there are no special conditions to be configured for a new switch, plug in the switch; the switch becomes
functional with the default fabric configuration. The default fabric configuration settings are: