Yamaha SRCX, ERCX, DRCX, SRCD user manual Dsu

CHAPTER2 Ethernet Unit

■Example 4

In this example, a dial-up router is used to operate a controller in a remote location over an ISDN line.

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ISDN public telephone line

DSU

	Head office
DSU	ISDN dial-up router
	HUB

Factory

ISDN dial-up router

PC Controller

System setup example

(Head office network: 192.168.0.0/24, Factory network 192.168.1.0/24)

IP address Subnet mask Gateway

Head office router 192.168.0.1 255.255.255.0

PC 192.168.0.2 255.255.255.0 192.168.0.1

Factory router 192.168.1.1 255.255.255.0

Controller 1 192.168.1.2 255.255.255.0 192.168.1.1

Controller 2 192.168.1.3 255.255.255.0 192.168.1.1

Controller 3 192.168.1.4 255.255.255.0 192.168.1.1

*The dial-up router must be set so that data destined for 192.168.0.0/24 is sent to the head office, and data destined for 192.168.1.0/24 is sent to the factory.

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