The only option for these protocols is to enable or disable the protocol globally:
1. Select System > Settings > Services.
The Services section of the Setting screen displays (the following figure shows the top of the screen only):

2. Click the protocol button (SMB, AFP, NFS, or SSH).
3. Select the Enable check box to enable the protocol; clear the Enable check box to disable the protocol.
4. Click Apply.
WARNING: For SSH, if you enable SSH root access, NETGEAR might deny you technical support. If you do enable SSH root access, the SSH root password is identical to the administrator password that you have configured.