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4: System Control
Generally, the L2 will track the correct IRU rack, slot, blade, and subchannel for system console
input and no user setting should be required. If the default value was manually overridden, it can
be reset by entering the following command:
001c01-L1> select reset
L1 Mode From L2
In L1 mode, the prompt from a single L1 is visible, and all input is directed to that L1 command
processor.
To enter L1 mode, enter the rack and a slot followed by l1:
L2> r 2 s 1 l1
An alternate method is:
L2> 2.1 l1
enterling L1 mode 001c01, <CTRL-T> to escape to L2
001c01-L1>
To return to L2 mode, press Ctrl+T:
001c01-L1> Ctrl+T
escaping to L2 system controller, <CTRL-T> to send escape to L1
L2>
At this point, you can enter any L2 command. Once the command is executed, the L2 returns to
L1 mode:
re-entering L1 mode 001c01, <CTRL-T> to escape to L2
001c01-L1>
To permanently engage the L2 mode, press Ctrl+T and enter the l2 command:
001c01-L1> Ctrl+T
escaping to L2 system controller, <CTRL-T> to send escape to L1
L2> l2
L2 command processor engaged, <CTRL-T> for console mode.
L2>