From the course: Protecting Your Network with Open Source Software

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Adding a network adapter

Adding a network adapter

From the course: Protecting Your Network with Open Source Software

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Adding a network adapter

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- [Voiceover] Let's set up an Ubuntu host as a router. I'm assuming that you already have a second network interface card or NECs installed on your host either physically or virtually. Let me open a terminal and see if we have two NECs please note that this is our Ubuntu router VM Type ifconfig, press enter. The output shows eth0 and eth1 which are the network interfaces. Eth0 and one are shorthands for ethernet cards zero and one which is the same as saying network interface card zero and one or NECs zero and one. Ethernet refers to a set of technical standards on local area networks or LANs. It specifies standards for NECs too and we often call a network interface card or NEC an ethernet card because of this reason. By the way the network addresses starting with 10 we're using here is private. We use these addresses only within a local area network or LAN, which are never used as internet addresses. Another group of…

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