---
title: "Device Variables"
canonical: "https://docs.infoblox.com/space/netmri754/105944152/Device%20Variables"
format: markdown
---
NetMRI defines the following device variables that are usable in Device Group, Interface Group, Device-Filter, and Section-Filter criteria expressions:

`$ID` unique NetMRI ID for device  
`$IPAddress` IP address of the device (Example: 192.168.1.33)  
`$Name` name of the device (Example: [rtr1.netcodia.com](http://rtr1.netcodia.com))  
`$Network` name of the Network View for the device's management IP address  
`$Type` type of the device (Example: router, switch, etc.)  
`$Assurance` assurance level for the device type  
`$Vendor` vendor of the device (Example: Cisco)  
`$Model` model of the device  
`$Version` software version of the device  
`$Community` SNMP community of the device  
`$sysName` SNMP system name (CPD only)  
`$sysDescr` SNMP system description (CPD only)  
`$sysLocation` SNMP system location  
`$sysName` SNMP system name  
`$sysDescr` SNMP system description  
`$sysContact` SNMP system contact

> ⚠️ **Note**
> ⚠️ 
> ⚠️ All device variables and interface variables are case-insensitive.