Dell PowerEdge M420 8/4 Gbps FC SAN Module Administrator's Guide - Page 30
Rebalancing internal ports (F_Ports), an external port online event occurs.
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3 Port Grouping policy 2 SecondFabric - 0;2 3 FirstFabric lb 1;3 4;5;6 10;11 Rebalancing internal ports (F_Ports) To minimize disruption that could occur once internal ports (F_Ports) go offline or when additional external ports (N_Ports) are brought online you can modify the default behavior of the automatic login balancing feature by disabling or enabling rebalancing of internal ports when internal port or external port online events occur. 1. Connect to the FC SAN Module and log in using an account assigned to the admin role. 2. Enter the agautomapbalance --enable command with appropriate operands to enable automatic login redistribution of internal ports (F_Ports). In the following example, rebalancing of internal ports in port group 1 in the FC SAN Module is enabled when an internal-port-online event occurs. switch:admin> agautomapbalance --enable -fport -pg 1 3. Enter the agautomapbalance --disable - all command with appropriate operands to disable automatic login distribution of external ports (N_Ports) for all PGs in the FC SAN Module when an external port online event occurs. switch:admin> agautomapbalance --disable -nport -all 4. Enter the agautomapbalance --disable - all command with appropriate operands to disable automatic login distribution of internal ports for all port groups in the FC SAN Module when an internal port online event occurs. switch:admin> agautomapbalance --disable -fport -all 5. Enter the agautomapbalance --show command to display the automatic login redistribution settings for port groups. In the following example, there are two port groups, 0 and 1. switch:admin> agautomapbalance --show AG Policy: pg PG_ID LB mode nport fport 0 Enabled Enabled Disabled 1 Disabled - - This command also displays the automatic login redistribution settings for external ports (N_Ports) and internal ports (F_Ports) as shown in the following example. switch:admin> agautomapbalance --show AG Policy: Auto automapbalance on N_Port Online Event: Disabled automapbalance on F_Port Offline Event: Enabled 16 Dell 8/4Gbps FC SAN Module Administrator's Guide 53-1001345-01