Symptom:
After  reload  switch below command disappear.

ip admission name test eapoudp event timeout aaa policy identity test

Conditions:
I used an 3750 switch  do this test. version "c3750-ipservicesk9-mz.122-55.SE9.bin"

I add an command  "ip admission name test eapoudp  event timeout aaa policy identity test"
it will auto generate command "ip admission name test eapoudp inactivity-time 60 event timeout aaa policy identity test"


3750Switch-Security(config)#ip admission name test eapoudp  event timeout aaa policy identity test       
3750Switch-Security(config)#do show run | in eap
ip admission name test eapoudp inactivity-time 60 event timeout aaa policy identity test
3750Switch-Security(config)#wr
3750Switch-Security(config)#end
3750Switch-Security#wr
*Mar  4 01:17:36.971: %SYS-5-CONFIG_I: Configured from console by console
3750Switch-Security#wr
Building configuration...
[OK]
3750Switch-Security#relo
3750Switch-Security#reload 
Proceed with reload? [confirm]

3750Switch-Security#show run | in eap
3750Switch-Security#show s  
3750Switch-Security#show star
3750Switch-Security#show startup-config | in eap
ip admission name test eapoudp inactivity-time 60 event timeout aaa policy identity test
3750Switch-Security#