[Cable Modem] IP Stack -> explation

IpStack 1 120.5.1.101 cm (download config file (cfg) to Cable Modem)

IpStack 2 192.168.100.1  cm ( debug for engineer )

IpStack 3 120.5.3.154 WAN ( connect to internet )

IpStack 5 192.168.1.1 (Rg mode open , assign IP to PC)

IpStack 6 X.X.X.X ( MTA )