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The Network topology is as the attachment.Two Routers (2505) link together with serial line .R1 connects to the address 172.16.12.1 , which is the gateway for the lan computers to go on the Internet.The two router's configuration are as the two att...
Thank you for your reply, royalblues !But it seems I cann't ping source from the 10.0.0.1 interface .And I also have a question that do i have to add a route to 192.168.12.0/30 since i have nated the 192.168.12.0/30 to 172.16.12.31 ?
