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You or your family might be considering whether to buy a new home network router to upgrade an older one. Or perhaps you have a very large home network and are wondering whether a second router can improve performance. Answer: It is possible to utilize two (or even more than two) routers on the same home network.The benefits of a two-router network include: 1  support for more wired devices: If your first router is the wired Ethernet kind, it supports only a limited number of connected devices (typically only four or five).r perhaps you have a very large home network and are wondering whether a second router can improve performance. Answer: It is possible to utilize two (or even more than two) routers on the same home network.
Here's how it works: Every device on the Internet needs a unique IP address. Your ISP provides you with one, allowing one device to access the Internet. A router will access the Internet through that IP address, then provide local IP addresses--not visible on the Internet--for the PCs and other devices connected to it.This allows you to access the Internet from multiple computers through one connection.ecause your computer's local IP address isn't visible to the Internet, it's not visible to criminals, either, giving you another layer of defense. A typical router. has four or five ethernet ports, one of which is dedicated for connecting to the modem. You can plug computers or other devices into the others.