![Ability to use Slash notation (CIDR) instead of subnet mask - Feature Requests - Network Performance Monitor (NPM) - THWACK Ability to use Slash notation (CIDR) instead of subnet mask - Feature Requests - Network Performance Monitor (NPM) - THWACK](https://thwack.solarwinds.com/resized-image/__size/300x0/__key/telligent-ideas/8e4ff2a9-31f8-4c01-8262-d5194b78e6b3/0638.pastedImage_5F00_0.png)
Ability to use Slash notation (CIDR) instead of subnet mask - Feature Requests - Network Performance Monitor (NPM) - THWACK
![The TCP/IP Guide - IP "Supernetting": Classless Inter-Domain Routing (CIDR) Hierarchical Addressing and Notation The TCP/IP Guide - IP "Supernetting": Classless Inter-Domain Routing (CIDR) Hierarchical Addressing and Notation](http://www.tcpipguide.com/free/diagrams/ipcidr.png)
The TCP/IP Guide - IP "Supernetting": Classless Inter-Domain Routing (CIDR) Hierarchical Addressing and Notation
The Sky Networks - CIDR CIDR (Classless Inter-Domain Routing) notation rather than the common subnet mask 255.x.x.x when configuring addresses and networks. Refer to the CIDR Subnet Table to find the CIDR
![ipv4 - Is a pfSense router w/ a LAN gateway using a /20 bits subnet mask common? - Network Engineering Stack Exchange ipv4 - Is a pfSense router w/ a LAN gateway using a /20 bits subnet mask common? - Network Engineering Stack Exchange](https://i.stack.imgur.com/JcqcO.png)