======Leased line====== Most simple installation variant. Initial network schema allows hardware router (gateway), which connects to ISP cables. {{en50-ics-schemes-router.png}} Integration of ICS this way is substituting and emulating router in most cases with all its functions. {{en50-ics-schemes-router2.png}} In ICS we create a network with addressing 192.168.0.1/24 and ISP (static, DHCP of PPPoE).