Brocade Fabric OS Administrators Guide (Supporting Fabric OS v7.3.0) - Manual (Page 6)

Dynamic Load Sharing....................................................................108
Frame order delivery...................................................................................109
Forcing in-order frame delivery across topology changes.............. 109
Restoring out-of-order frame delivery across topology changes.... 109
Enabling Frame Viewer...................................................................110
Using Frame Viewer to understand why frames are dropped ........110
Lossless Dynamic Load Sharing on ports...................................................112
Lossless core.................................................................................. 113
Configuring Lossless Dynamic Load Sharing ................................ 114
Lossless Dynamic Load Sharing in Virtual Fabrics.........................114
Frame Redirection.......................................................................................115
Creating a frame redirect zone........................................................115
Deleting a frame redirect zone........................................................116
Viewing frame redirect zones..........................................................116
Buffer-to-Buffer Credits and Credit Recovery....................................................................... 117
Buffer credit management ..........................................................................117
Buffer-to-buffer flow control.............................................................117
Optimal buffer credit allocation .......................................................118
Fibre Channel gigabit values reference definition...........................119
Buffer credit allocation based on full-size frames........................... 119
Allocating buffer credits based on average-size frames................. 121
Configuring buffers for a single port directly................................... 122
Configuring buffers using frame size...............................................123
Calculating the number of buffers required given the distance,
speed, and frame size............................................................... 123
Allocating buffer credits for F_Ports................................................123
Monitoring buffers in a port group................................................... 124
Buffer credits per switch or blade model.........................................124
Maximum configurable distances for Extended Fabrics................. 126
Downgrade considerations..............................................................128
Configuring credits for a single VC..................................................128
Buffer credit recovery .................................................................................129
Buffer credit recovery over an E_Port.............................................129
Buffer credit recovery over an F_Port............................................. 130
Buffer credit recovery over an EX_Port...........................................130
Enabling and disabling buffer credit recovery................................. 130
Credit loss................................................................................................... 131
Back-end credit loss detection and recovery support on
Brocade 5300 switches............................................................. 131
Back-end credit loss detection and recovery support on
Brocade 6520 switches............................................................. 131
Enabling back-end credit loss detection and recovery ...................132
Managing User Accounts.................................................................................................... 133
User accounts overview .............................................................................133
Role-Based Access Control............................................................ 134
Management channel......................................................................135
Managing user-defined roles...........................................................136
Local database user accounts.................................................................... 137
Default accounts............................................................................. 137
Local account passwords................................................................139
Local user account database distribution....................................................140
Distributing the local user database................................................140
Accepting distributed user databases on the local switch...............140
Rejecting distributed user databases on the local switch............... 140
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