Maintenance Guide Part 1

NeTIS MAINTENANCE GUIDE – Version 1.1 27/139
3. NeTIS-N
3.1 Presentation of the switch
Each switch has the following modules:
Power supply (ALIM)
CPU (CPUBDT)
IP phone sequencing board (SUPIP)
one or more communications boards (COM3 or 4) for the connection of the switch to
remote sites
one or more communications boards (COM3 or 4) for the connection of the switch to
the PABXs
one or more CCT boards (CODEC)
one or more COMS boards for S0 link management
3.1.1 N UMBER OF COM 3 OR 4 BOARDS
COM boards used for PABXs
One Com board for the same T2 access should support 30 simultaneous
communications
COM boards used for radio sites: the number depends on the style of network:
Ring network
Star network
IP network => no need for boards