Slot number. hh3cTunnelInetConfigSlot, hh3cTunnelInetConfigSubSlot
and hh3cTunnelInetConfigTunnNum describe a tunnel interface.
For Example, interface tunnel 0/0/25 would be configured as:
hh3cTunnelInetConfigSlot 0
hh3cTunnelInetConfigSubSlot 0
hh3cTunnelInetConfigTunnNum 25