Configuring buffers using frame size
.................................................................................................................................................................................................
132
Calculating the number of buffers required given the distance, speed, and frame size
........................................................................................
132
Allocating buffer credits for F_Ports
....................................................................................................................................................................................................
133
Monitoring buffers in a port group
.......................................................................................................................................................................................................
134
Buffer credits per switch or blade model
.........................................................................................................................................................................................
135
Maximum configurable distances for Extended Fabrics
.........................................................................................................................................................
136
Downgrade considerations
.......................................................................................................................................................................................................................
137
Configuring credits for a single VC
......................................................................................................................................................................................................
138
Buffer credit recovery
...........................................................................................................................................................................................................................................
139
Buffer credit recovery over an E_Port
...............................................................................................................................................................................................
139
Buffer credit recovery over an F_Port
................................................................................................................................................................................................
139
Buffer credit recovery over an EX_Port
............................................................................................................................................................................................
140
Enabling and disabling buffer credit recovery
...............................................................................................................................................................................
140
Credit loss detection
.................................................................................................................................................................................................................................................
141
Back-end credit loss detection and recovery support on Brocade 6520 switches
.................................................................................................
141
Enabling back-end credit loss detection and recovery for link reset thresholds
.........................................................................................................
141
Performing link reset for loss of sync from peer ports
.............................................................................................................................................................
142
Back-end credit loss detection and recovery for link faults
...................................................................................................................................................
143
Managing User Accounts
..............................................................................................................................................................................................................................................
145
User accounts overview
......................................................................................................................................................................................................................................
145
Role-Based Access Control
....................................................................................................................................................................................................................
145
Management channel
...................................................................................................................................................................................................................................
147
Managing user-defined roles
...................................................................................................................................................................................................................
147
Configuring time-based access
.............................................................................................................................................................................................................
148
Local database user accounts
..........................................................................................................................................................................................................................
149
Default accounts
.............................................................................................................................................................................................................................................
149
Local account passwords
............................................................................................................................................................................................................................
151
Local user account database distribution
.....................................................................................................................................................................................................
151
Distributing the local user database
......................................................................................................................................................................................................
151
Accepting distributed user databases on the local switch
......................................................................................................................................................
152
Rejecting distributed user databases on the local switch
........................................................................................................................................................
152
Password policies
.....................................................................................................................................................................................................................................................
152
Password strength policy
..........................................................................................................................................................................................................................
152
Password history policy
..............................................................................................................................................................................................................................
153
Password expiration policy
.......................................................................................................................................................................................................................
154
Account lockout policy
................................................................................................................................................................................................................................
155
Changing the root password without the old password
...........................................................................................................................................................
156
Configuring the password hash type
..................................................................................................................................................................................................
156
The boot PROM password
.................................................................................................................................................................................................................................
157
Setting the boot PROM password for a switch with a recovery string
............................................................................................................................
157
Setting the boot PROM password for a Backbones and Directors with a recovery string
.................................................................................
158
Setting the boot PROM password for a switch without a recovery string
.....................................................................................................................
159
Setting the boot PROM password for a Backbone or Director without a recovery string
...................................................................................
159
Remote authentication
..........................................................................................................................................................................................................................................
160
Remote authentication configuration
.................................................................................................................................................................................................
160
Setting the switch authentication mode
............................................................................................................................................................................................
163
Fabric OS user accounts
............................................................................................................................................................................................................................
163
Fabric OS users on the RADIUS server
............................................................................................................................................................................................
164
Setting up a RADIUS server
....................................................................................................................................................................................................................
166
LDAP configuration and Microsoft Active Directory
..................................................................................................................................................................
174
Brocade Fabric OS Administration Guide, 8.0.1
53-1004111-02
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