Working with secondary adapter definitions

Follow these procedures to work with NIM secondary adapter definitions.

To preview the secondary_adapters.defs client definition file, type:
```
nimadapters -p -f secondary_adapters.defs adapter_def
```
To add the NIM secondary adapters described in the secondary_adapters.defs secondary adapters definition file, type:
```
nimadapters -d -f secondary_adapters.defs adapter_def
```

To define the NIM secondary adapters for the pilsner client, type:

nimadapters -d \
-a info="en,P2-I1/E1,N/A,1000_Full_Duplex,9.53.153.233,255.255.254.0" \
-a client=pilsner adapter_def

To remove the NIM secondary adapter definitions for a client called pilsner from the my_adapter_def resource, type:
```
nimadapters -r -a client=pilsner my_adapter_def
```
To remove the NIM secondary adapter definitions for clients defined in the file secondary_adapters.defs, type:
```
nimadapters -r -f secondary_adapters.defs my_adapter_def
```
To remove all the NIM secondary adapter definitions from the my_adapter_def resource, type:
```
nimadapters -r my_adapter_def
```