====== Cisco TCL/EEM HowTo ======

Some pointers for TCL/EEM setup.

===== Basic EEM config =====

<code>
(config)# event manager directory user policy "flash0:/"
        # show event manager directory user library
(config)# event manager policy monitorCO.tcl
        # show event manager policy registered 
(config)# no event manager policy monitorCO.tcl
        # show event manager history events
        # event manager run monitorCO.tcl
</code>

===== To execute monitor in a loop =====

<code>
(config)# event manager environment monitorCO_INTERVAL 30
        # show event manager environment
</code>

===== How to get the TCL code to Cisco flash =====

  - Start tclsh;
  - Enter <code tcl>
puts [open "flash0:/monitorCO.tcl" w+] {
</code> Do **NOT hit the ENTER key** at the end of the line.
  - Copy-paste the file contents. The contents should not include unmatched curly right brackets (every curly right bracket has to be preceded by a matching curly left bracket).
  - After the file contents have been pasted, enter }, and press ENTER.
  - End the tclsh session with tclquit.

Check that your file was correctly inserted to flash:
<code>
# more monitorCO.tcl
</code>

===== kron example =====

<code>
!
kron occurrence minute in 1 recurring
 policy-list monitorCOrun
!
kron policy-list monitorCOrun
 cli event manager run monitorCO.tcl
!
</code>