User`s manual
Table Of Contents
- Preface
- General Description
- Installation
- Introduction
- Unpack
- Place or Mount the Equipment
- Apply the IEC Class 1 Laser Information Label (If the installation is in Europe)
- Install GBICs
- Connect to AC Power
- Switch Logic Power Good LED
- Check the Power-On-Self-Test (POST) Results
- Cable Fibre Channel Devices to the Switch
- Configure the Chassis
- Configure the Ports
- Zoning
- Rack and Shelf Administration
- Operating the Switch
- Diagnostics/Troubleshooting
- Removal/Replacement Procedures
- Multi-Chassis Fabrics
- Reference Information
- QLogic Customer Support
- Index

Preliminary
Multistage Topology
SANbox-8 Fibre Channel Switch
Installer’s/User’s Manual 59008-03 Rev. A Multi-Chassis Fabrics 5-21
Figure 5-4 SANbox-8 Multistage with two T_Port links from each IO/T chassis
Figure 5-4 shows a Multistage Switch built from SANbox-8 chassis. Each of the
four IO/T chassis has two T_Port connections to the CC chassis. This provides 200
MBytes of bandwidth between each IO/T chassis and failover in case a T_Port
fails. Each IO/T chassis distributes the available T_Port access among its user
ports. If a T_Port fails, the chassis distributes the user ports from the failed T_Port
to other T_Ports that are good.
There are seven user ports remaining on each IO/T chassis. All user ports may be F,
FL, SL, or TL_Ports.
If you used a SANbox-16 as a Cross-Connect, you could expand this configuration
to 8 IO/T chassis.
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