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• A script that executes a Cisco Connectivity Fault Management feature update job on a series of Cisco 3400 switches.
• A script that that allows copying a file to a device via SCP.

Script for Cisco Connectivity Fault Management Feature Update Job

Note the extended series of configuration commands in the trigger process-CFM.

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## Export of Script: CFM Update 
## Script-Level: 2
## Script-Category: 
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Script:
 CFM Update 
Script-Description: A script to dynamically configure CFM on switches
Script-Filter:
$Vendor eq "Cisco" and $Model like /3400/
#######
Action:
Determine CFM
Action-Description:
Do a show CFM to determine if a device already has CFM. 
Action-Commands:
SET: $cfm_exists = "yes"
show ethernet cfm maintenance-points local
Output-Triggers:
Check CFM
########
Trigger:
Check CFM
Trigger-Description:
If CFM is already enabled on the device, we will update the cfm_exists variable to yes
Trigger-Template:
Local MEPs\: None
Trigger-Commands:
SET: $cfm_exists = "no"
#######
Action:
Get CFM Variables
Action-Description:
Perform a "show run interface Gi0/1" to get the existing VLAN information.
Action-Filter:
$cfm_exists eq "no"
Action-Commands:
sho run interface Gi0/1
SET: $correct_vlan = "no"
SET: $UpdateMade = "no"
Output-Triggers:
Process CFM
Incorrect VLAN
#######
Trigger:
Process CFM
Trigger-Description: Parse the output of the show run to get the vlan numbers.
Trigger-Variables:
$vlan integer
Trigger-Template:
switchport trunk allowed vlan 2[[$vlan]],3\d+
Trigger-Commands:
SET: $correct_vlan = "yes"
SET: $UpdateMade = "yes"
config t
ethernet cfm ieee 
ethernet cfm global
ethernet cfm traceroute cache
ethernet cfm traceroute cache size 200
ethernet cfm traceroute cache hold-time 60
ethernet cfm mip filter
ethernet cfm alarm notification all
ethernet cfm domain Slight level 4
service vlan-id 2$vlan vlan 2$vlan
mep mpid 6$vlan
continuity-check
continuity-check interval 1s
continuity-check loss-threshold 2
mip auto-create
service vlan-id 3$vlan vlan 3$vlan
mep mpid 7$vlan
continuity-check
continuity-check interval 1s
continuity-check loss-threshold 2
mip auto-create
ethernet cfm lck link-status global
disable
ethernet cfm ais link-status global
disable
ethernet evc 2$vlan
oam protocol cfm svlan 2$vlan domain Slight 
ethernet evc 3$vlan
oam protocol cfm svlan 3$vlan domain Slight
Int g0/1
No service-policy input CoS
No service-policy output parent-shape-1Gb/s
No l2protocol-tunnel
exit
No policy-map parent-shape-1Gb/s
No policy-map child-shape-100Mb/s
No policy-map CoS
No policy-map TXQ
policy-map child-shape-100Mb/s
class class-default
shape average 100000000
policy-map parent-shape-1Gb/s
class class-default
shape average 1000000000
service-policy child-shape-100Mb/s
policy-map 100Mb/s
class class-default
trigger-commands:{$Version like /12\.2\(55\)/}
police cir 100m conform-action transmit exceed-action drop
trigger-commands:{$Version not like /12\.2\(55\)/}
police cir 100m pir 100m conform-action transmit exceed-action drop violate-action drop
trigger-commands:
Int g0/1
Service-policy input 100Mb/s
Service-policy output parent-shape-1Gb/s
ethernet cfm mep domain Slight mpid 3$vlan vlan 3$vlan
cos 7
ethernet cfm mep domain Slight mpid 2$vlan vlan 2$vlan
cos 7
no ethernet cfm ais link-status
########
Action:
End and Write Memory
Action-Description:
End and Write Memory only if we entered config mode. 
Action-Commands:{$UpdateMade eq "yes"}
end
DEBUG:write mem
########
Issue:
 Incorrect VLAN
Issue-ID:
 Incorrect_VLAN_CFM
Issue-Severity:
 error
Issue-Description:
 This device could not be upated by the CFM script
Issue-Filter:
 $correct_vlan eq "no"
Issue-Details:
 Host $Name
 Address $IPAddress

Script for Copying a File to a Device via SCP

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