Cisco Systems GEM318P Manual De Usuario

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Cisco SFS InfiniBand Host Drivers User Guide for Linux
OL-12309-01
Chapter 4      SCSI RDMA Protocol
Configuring SRP
This section contains information on how to configure your IB fabric to connect an SRP host to a SAN 
and includes the following topics:
Note
If you intend to manage your environment with Cisco VFrame software, do not configure ITLs. 
Configuring ITLs when Using Fibre Channel Gateway
This section describes how to configure ITLs when using Fibre Channel gateway. When you configure 
initiators, you assign Fibre Channel WWNNs to SRP hosts so that the SAN can recognize the hosts. 
Steps to configure initiators are provided in this section.
To configure initiators that you have not yet connected to your fabric, enter the GUID of the initiator into 
the CLI or Element Manager so that the configuration works when you connect the SRP host.
You must configure ITLs for your initiators to communicate with your storage. You can configure ITLs 
with the CLI or the Element Manager GUI.
If you restricted port and LUN access when you configured global attributes, proceed to the 
If you have not configured access, perform the steps as appropriate in 
 or in 
Note
If you enter a Fibre Channel command and receive an error message that reads 
Operation temporarily 
failed - try again
, give your Fibre Channel gateway time to finish initializing, and then retry the 
command.
Configuring ITLs with Element Manager while No Global Policy Restrictions Apply
This section describes how to configure ITLs with Element Manager while no global policy restrictions 
apply. To configure ITLs with a Linux SRP host while your port masking and LUN masking policies are 
unrestricted, perform the following steps:
Step 1
Log in to your host.
Step 2
Display the host GUID by entering the hca_self_test | grep -i guid command.
Note
Record the GUID value (always similar format 00:00:00:00:00:00:00:00). You are required later 
to enter it repeatedly.