Subnetting and Subnet Masks Explained - Steve

A wildcard mask is a mask of bits that indicates which parts of an IP address are available for examination. In the Cisco IOS, they are used in several places, for example: . To indicate the size of a network or subnet for some routing protocols, such as OSPF.; To indicate what IP addresses should be permitted or denied in access control lists (ACLs).; At a simplistic level a wildcard mask can IP Tutorial: Subnet Mask and Subnetting Subnet Mask. Perhaps the most recognizable aspect of subnetting is the subnet mask. Like IP … Subnet Mask - Cisco Community

Subnet IP Calculator

Now, so you use 10.10.10.x on a serial interface does that mean you could use 10.10.10.x on the ethernet interface? Senerio 2 … networking - Subnet mask for two networks - Super User

Subnet Mask Cheat Sheet -

How To Subnet Subnet Mask Short-Hand. Now that we have basic subnetting figured out and know how to convert to binary, this will be a very brief section on subnet mask shorthand. Instead of writing out a full subnet mask such as, we can shorten this to /24.