Allowing trusted domains access to CIFS when setting an IDMAP backend to hash

To allow trusted domains access to CIFS when setting an IDMAP backend to hash

If the CIFS server is running, enter the following:
```
CIFS> server stop
```
To set idmap_backend to hash, enter the following:
```
CIFS> set idmap_backend hash
```
To set allow_trusted_domains to yes, enter the following:
```
CIFS> set allow_trusted_domains yes
```
To verify the CIFS server status when there are trusted domains, enter the following:
```
CIFS> server status 
```