For an assignment I'm setting up a router in Linux and I have to edit the p7p1 config file to set the network up. One thing I have to do is set the local subnet to 172.27.13.0/24. I'm assuming this isn't the same as the subnet mask, so what would I put in the configuration file to set this? If it's needed I'm using an older Fedora distro.
You're correct. The
172.27.13.0/24 tells us that you are using the
172.27.13.0 network, and the
/24 tells us your subnet mask is 24-bits. If you don't want to get much deeper into how subnet masks and networking at large work, you can reference a table like the one currently found on Wikipedia's Subnetwork article to convert from CIDR notation (with a slash and a number) to dotted-decimal notation (ie