Brocade Communications Systems AM866A - StorageWorks 8/8 Base SAN Switch Service manual

53-1001345-01
28 July 2009
Access Gateway
Administrator’s Guide
Supporting Fabric OS 6.3.0

Copyright © 2007-2009 Brocade Communications Systems, Inc. All Rights Reserved.
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Document History
The following table lists all versions of the Access Gateway Administrator’s Guide.
Document Title Publication Number Summary of Changes Publication Date
Access Gateway Administrator’s Guide 53-1000430-01 First version January 2007
Access Gateway Administrator’s Guide 53-1000633-01 Added support for the 200E June 2007
Access Gateway Administrator’s Guide 53-1000605-01 Added support for new policies
and changes to N_Port
mappings.
October 2007
Access Gateway Administrator’s Guide 53-1000605-02 Added support for new
platforms:
300 and the 4424.
Added support for new features:
- Masterless Trunking
- Direct Target Connectivity
- Advance Device Security policy
- 16- bit routing
March 2008
Access Gateway Administrator’s Guide 53-1000605-03 Added support for:
- Cascading Access Gateway.
July 2008
Access Gateway Administrator’s Guide 53-1000605-04 Updated to fix the table of
contents
July 2008
Access Gateway Administrator’s Guide 53-1001189-01 Updated for Fabric OS 6.2.0 November 2008
Access Gateway Administrator’s Guide 53-1001345-01 Updated for Fabric OS 6.3.0 July 2009

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Contents
About This Document
How this document is organized . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
Supported hardware and software . . . . . . . . . . . . . . . . . . . . . . . . . . xiii
What’s new in this document. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv
Document conventions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Text formatting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Command syntax conventions . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Notes, cautions, and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . xv
Notice to the reader . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Key terms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Additional information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xvii
Brocade resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
Other industry resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvii
Optional Brocade features . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Getting technical help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Document feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xix
Chapter 1 Access Gateway Basic Concepts
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Brocade Access Gateway overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Comparing Native Fabric and Access Gateway modes . . . . . . . . 1
Fabric OS features in Access Gateway mode . . . . . . . . . . . . . . . . . . . 3
Access Gateway port types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Comparison of Access Gateway ports to standard switch ports. 4
Access Gateway limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Chapter 2 Configuring Ports in Access Gateway mode
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Enabling and disabling Access Gateway mode . . . . . . . . . . . . . . . . . . 7
Port state description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Access Gateway mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Default port mapping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Adding F_Ports to an N_Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Removing F_Ports from N_Ports. . . . . . . . . . . . . . . . . . . . . . . . . 14

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N_Port configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Displaying N_Port configurations . . . . . . . . . . . . . . . . . . . . . . . . 16
Unlocking N_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Chapter 3 Managing Policies and Features in Access Gateway Mode
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Access Gateway policies overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Displaying current policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Access Gateway policy enforcement matrix . . . . . . . . . . . . . . . .18
Advanced Device Security policy . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
How the ADS policy works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Enabling and disabling the Advanced Device Security policy . . 19
Setting the list of devices allowed to log in . . . . . . . . . . . . . . . . 19
Setting the list of devices not allowed to log in . . . . . . . . . . . . .20
Removing devices from the list of allowed devices . . . . . . . . . 20
Adding new devices to the list of allowed devices . . . . . . . . . . . 20
Displaying the list of allowed devices on the switch . . . . . . . . . 21
ADS policy considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Upgrade and downgrade considerations for the ADS policy. . . 21
Automatic Port Configuration policy. . . . . . . . . . . . . . . . . . . . . . . . . . 21
How the APC policy works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Enabling and disabling the APC policy . . . . . . . . . . . . . . . . . . . . 22
Automatic Port Configuration policy considerations . . . . . . . . . 23
Upgrade and downgrade considerations for the APC policy . . .23
Port Grouping policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
How port groups work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Adding an N_Port to a port group . . . . . . . . . . . . . . . . . . . . . . . . 24
Deleting an N_Port from a port group . . . . . . . . . . . . . . . . . . . . 25
Removing a port group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Renaming a port group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Disabling the Port Grouping policy . . . . . . . . . . . . . . . . . . . . . . .25
Port Grouping policy modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Creating a port group and enabling login balancing mode. . . .26
Rebalancing F_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Enabling Managed Fabric Name Monitoring mode . . . . . . . . . .28
Disabling Managed Fabric Name Monitoring mode . . . . . . . . .28
Displaying the current fabric name monitoring timeout value .28
Setting the current fabric name monitoring timeout value. . . . 28
Port Grouping policy considerations. . . . . . . . . . . . . . . . . . . . . . 28
Upgrade and downgrade considerations for the
Port Grouping policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

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Persistent ALPA Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Enabling Persistent ALPA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Disabling Persistent ALPA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Persistent ALPA device data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Removing device data from the database . . . . . . . . . . . . . . . . .30
Displaying device data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Clearing ALPA values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Persistent ALPA policy considerations . . . . . . . . . . . . . . . . . . . . 31
Upgrade and downgrade considerations for Persistent ALPA. . 31
Failover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Failover configurations in Access Gateway . . . . . . . . . . . . . . . .32
Enabling and disabling Failover on a N_Port . . . . . . . . . . . . . . .33
Enabling and disabling Failover for a port group . . . . . . . . . . . .34
Upgrade and downgrade considerations for Failover . . . . . . . .34
Adding a preferred secondary N_Port . . . . . . . . . . . . . . . . . . . . 34
Deleting F_Ports from a preferred secondary N_Port . . . . . . . .34
Failback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Failback configurations in Access Gateway . . . . . . . . . . . . . . . .35
Enabling and disabling Failback on an N_Port . . . . . . . . . . . . . 36
Enabling and disabling Failback for a port group . . . . . . . . . . . 37
Upgrade and downgrade considerations for Failback. . . . . . . . 37
Trunking in Access Gateway mode. . . . . . . . . . . . . . . . . . . . . . . . . . . 37
How Trunking works. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Trunking on the Edge switch in Access Gateway mode. . . . . . .38
Configuration management for trunk areas . . . . . . . . . . . . . . .39
Enabling Access Gateway trunking . . . . . . . . . . . . . . . . . . . . . . . 40
Disabling F_Port trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
F_Port Trunking monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Trunking considerations for the Edge switch . . . . . . . . . . . . . . .42
Trunking considerations for Access Gateway mode . . . . . . . . . 46
Upgrade and downgrade considerations for Trunking in Access
Gateway mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Adaptive Networking on Access Gateway . . . . . . . . . . . . . . . . . . . . .46
Upgrade and downgrade considerations with
Adaptive Networking in AG mode enabled . . . . . . . . . . . . . . . . . 47
Adaptive Networking on Access Gateway considerations . . . . . 47
Chapter 4 SAN Configuration with Access Gateway
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Connectivity of multiple devices overview. . . . . . . . . . . . . . . . . . . . .49
Access Gateway cascading. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Fabric and Edge switch configuration . . . . . . . . . . . . . . . . . . . . . . . . 50
Verifying the switch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Enabling NPIV on M-EOS switches . . . . . . . . . . . . . . . . . . . . . . .52

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Connectivity to Cisco Fabrics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Enabling NPIV on a Cisco switch. . . . . . . . . . . . . . . . . . . . . . . . .53
Workaround for certain 4 Gbps QLogic-based devices . . . . . . .53
Editing Company ID List if no FC target devices on switch . . . .53
Adding or deleting an OUI from the Company ID List . . . . . . . . 54
Enabling Flat FCID mode if no FC target devices on switch . . .54
Editing Company ID list if target devices on switch . . . . . . . . . . 55
Rejoining Fabric OS switches to a fabric . . . . . . . . . . . . . . . . . . . . . . 55
Reverting to a previous configuration. . . . . . . . . . . . . . . . . . . . .56
Appendix A Troubleshooting
Index

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Figures
Figure 1 Switch function in Native mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Figure 2 Switch function in Access Gateway mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Figure 3 Port usage comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 4 Example F_Port-to-N_Port mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 5 Example of adding an external F_Port (F9) on an embedded switch . . . . . . . . . 15
Figure 6 Port grouping behavior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 7 Port group 1 (pg1) setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 8 Example 1 and 2 Failover behavior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 9 Failback behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 10 Starting point for QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 11 Access Gateway cascading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

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