Brocade Communications Systems 8 Service manual

53-1001760-01
30 March 2010
®
Access Gateway
Administrator’s Guide
Supporting Fabric OS v6.4.0

Copyright © 2007-2010 Brocade Communications Systems, Inc. All Rights Reserved.
Brocade, the B-wing symbol, BigIron, DCX, Fabric OS, FastIron, IronPoint, IronShield, IronView, IronWare, JetCore, NetIron,
SecureIron, ServerIron, StorageX, and TurboIron are registered trademarks, and DCFM, Extraordinary Networks, and SAN Health
are trademarks of Brocade Communications Systems, Inc., in the United States and/or in other countries. All other brands,
products, or service names are or may be trademarks or service marks of, and are used to identify, products or services of their
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Brocade Communications Systems, Inc.
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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
Access Gateway Administrator’s Guide 53-1001760-01 Updated for Fabric OS 6.4.0 March 2010

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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 hardware considerations . . . . . . . . . . . . . . . . . . . . . 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
Port-based mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Device-based mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Considerations for Access Gateway mapping . . . . . . . . . . . . . . 22

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N_Port configurations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Displaying N_Port configurations . . . . . . . . . . . . . . . . . . . . . . . . 25
Unlocking N_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Chapter 3 Managing Policies and Features in Access Gateway Mode
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Access Gateway policies overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Displaying current policies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Access Gateway policy enforcement matrix . . . . . . . . . . . . . . . .28
Advanced Device Security policy . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
How the ADS policy works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Enabling and disabling the Advanced Device Security policy. .29
Setting the list of devices allowed to log in . . . . . . . . . . . . . . . .29
Setting the list of devices not allowed to log in . . . . . . . . . . . . .30
Removing devices from the list of allowed devices . . . . . . . . . 30
Adding new devices to the list of allowed devices . . . . . . . . . . . 30
Displaying the list of allowed devices on the switch . . . . . . . . . 31
ADS policy considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Upgrade and downgrade considerations for the ADS policy. . . 31
Automatic Port Configuration policy. . . . . . . . . . . . . . . . . . . . . . . . . . 31
How the APC policy works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Enabling and disabling the APC policy . . . . . . . . . . . . . . . . . . . . 32
Automatic Port Configuration policy considerations . . . . . . . . . 32
Upgrade and downgrade considerations for the APC policy . . . 33
Port Grouping policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
How port groups work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Adding an N_Port to a port group . . . . . . . . . . . . . . . . . . . . . . . . 34
Deleting an N_Port from a port group . . . . . . . . . . . . . . . . . . . . 35
Removing a port group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Renaming a port group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Disabling the Port Grouping policy . . . . . . . . . . . . . . . . . . . . . . .35
Port Grouping policy modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Creating a port group and enabling Automatic Login
Balancing mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Rebalancing F_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Enabling Managed Fabric Name Monitoring mode . . . . . . . . . .38
Disabling Managed Fabric Name Monitoring mode . . . . . . . . .38
Displaying the current fabric name monitoring timeout value .38
Setting the current fabric name monitoring timeout value. . . . 39
Port Grouping policy considerations. . . . . . . . . . . . . . . . . . . . . . 39
Upgrade and downgrade considerations for the
Port Grouping policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Device Load Balancing Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Enabling WWN Load Balancing. . . . . . . . . . . . . . . . . . . . . . . . . . 40
Disabling Device Load Balancing . . . . . . . . . . . . . . . . . . . . . . . .40
Device Load Balancing considerations . . . . . . . . . . . . . . . . . . . 41

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Persistent ALPA Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Enabling Persistent ALPA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Disabling Persistent ALPA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Persistent ALPA device data . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Removing device data from the database . . . . . . . . . . . . . . . . . 42
Displaying device data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Clearing ALPA values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Persistent ALPA policy considerations . . . . . . . . . . . . . . . . . . . .43
Upgrade and downgrade considerations for Persistent ALPA. . 43
Failover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Failover with port-based mapping . . . . . . . . . . . . . . . . . . . . . . . 44
Failover with device-based mapping. . . . . . . . . . . . . . . . . . . . . .46
Enabling and disabling Failover on a N_Port . . . . . . . . . . . . . . . 47
Enabling and disabling Failover for a port group . . . . . . . . . . . . 47
Upgrade and downgrade considerations for Failover . . . . . . . . 48
Failback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Failback configurations in Access Gateway . . . . . . . . . . . . . . . . 48
Enabling and disabling Failback on an N_Port . . . . . . . . . . . . .49
Enabling and disabling Failback for a port group . . . . . . . . . . .50
Upgrade and downgrade considerations for Failback. . . . . . . .50
Trunking in Access Gateway mode. . . . . . . . . . . . . . . . . . . . . . . . . . .50
How Trunking works. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Configuring Trunking on the Edge switch . . . . . . . . . . . . . . . . . . 51
Configuration management for trunk areas . . . . . . . . . . . . . . . 52
Enabling trunking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Disabling F_Port trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Trunking monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Trunking considerations for the Edge switch . . . . . . . . . . . . . . .54
Trunking considerations for Access Gateway module . . . . . . . . 57
Upgrade and downgrade considerations for Trunking in
Access Gateway mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Adaptive Networking on Access Gateway . . . . . . . . . . . . . . . . . . . . . 58
Upgrade and downgrade considerations with
Adaptive Networking in AG mode enabled . . . . . . . . . . . . . . . . . 59
Adaptive Networking on Access Gateway considerations . . . . .59
Per Port NPIV login limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Setting the login limit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Considerations for the Brocade 8000 . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 4 SAN Configuration with Access Gateway
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Connectivity of multiple devices overview . . . . . . . . . . . . . . . . . . . . . 63
Direct target attachment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Target aggregation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Access Gateway cascading. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

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Fabric and Edge switch configuration . . . . . . . . . . . . . . . . . . . . . . . . 65
Verifying the switch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
Enabling NPIV on M-EOS switches . . . . . . . . . . . . . . . . . . . . . . . 66
Connectivity to Cisco Fabrics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Enabling NPIV on a Cisco switch. . . . . . . . . . . . . . . . . . . . . . . . .67
Rejoining Fabric OS switches to a fabric . . . . . . . . . . . . . . . . . . . . . .67
Reverting to a previous configuration. . . . . . . . . . . . . . . . . . . . .67
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 port-based mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 5 Example of device mapping to N_Port groups. . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 6 Example device mapping to an N_Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 7 Example of adding an external F_Port (F9) on an embedded switch . . . . . . . . 24
Figure 8 Port grouping behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 9 Port group 1 (pg1) setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 10 Example 1 and 2 Failover behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 11 Failback behavior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 12 Starting point for QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 13 Access Gateway cascading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

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