JuniSystemSlotLevel
The relative position of a module or sub-module 'container' within a slot. The upper limit of valid values is juniSystemMaxModulesPerSlot. A module or sub-module in the lowest numbered level for a particular slot is considered to be the 'primary' module for that slot. For the first generation E-series (ERX) platform family: level 1 - SRP or line card module level 2 - I/O adapter module For the second generation E-series platform family: level 1 - Forwarding module or SRP sub-module level 2 - Switch fabric slice (SFS) sub-module or module level 3 - Bay 0 I/O adapter level 4 - Bay 1 I/O adapter