1. >>=Is there any problem connecting
W/H Interfaces
2 Ports Ethernet Module
Herchmen
Converter
Switch
Thin Eth
Radio#1
NET 11
Thick Eth
ABB Advant AC450
NET 12
Thick Eth
Thin Eth
Herchmen
Converter
Switch
MasterNet User’s Guide
CAC SYSTEM
RS232 (38400 b/s)
Eth
Serial to Eth
Converter
>>=Is there any problem connecting
the two switches together this way , in comparison with fig 4-13 ? Why?
>>=Is it safe to connect CAC on the same Ethernet module with ABB ? Why?
>>=Is it safe to connect TCP/IP network (Mail, VoIP,…) on the same Ethernet module?

2. SHATA Interfaces
2 Ports Ethernet Module
Herchmen Converter
Radio#2
Thick Eth
Thin Eth
NET 11
ABB Advant AC450
Radio#3
NET 12
W/H Direction
Thick Eth
Thin Eth E1 E1
Herchmen Converter
>>=Is it safe or Ok to connect ABB networks this way between Radios#2 & 3 ?
MUX