define host {
    use         generic-host
    host_name   switch1   
    alias       switch 1 mgmt@intERLab 
    address     10.10.1.253 
    parents rtr10.10.1
}


define host {
    use         generic-host
    host_name   switch2   
    alias       switch 2 mgmt@intERLab 
    address     10.10.2.253 
    parents rtr10.10.2 
}