

When the internet first began its superfast growth over two decades ago, the addresses used came from a relatively small range, using the IP version 4 (IPv4) standard. That’s true on a LAN or within top-level internet data exchanges, whether it’s a $10 million router or an addressable smart lightbulb. Every device that communicates over the internet needs a unique internet protocol (IP) address, a number that is used by routers to package and send data to the right recipient.


The hostname is an identifier like the IP address, but it does not change. Click Advanced to display additional network information.Īnother method of connecting to your POSIM database is to use what’s called the “hostname” in place of the IP address. Highlight Wi-fi section to display the IP address. Beneath the Turn Wi-Fi Off button will be the computer’s wi-fi IP address.

The IP Address will be listed on the right. If the computer is connected by Ethernet, as indicated by the green dot and the word “Connected,” click to highlight that entry. The Network Preferences pane will display the various network options.It will appear similar in prior versions of OSX. Shown below is the icon as it appears in El Capitan. With System Preferences open, click Network to open the Network Preferences pane.Open the MacOS System Preferences Window by clicking the Apple icon in the top left corner of the screen and selecting System Preferences, as seen in the screenshot below.Outlined below are the steps to find your computer’s IP address and hostname in MacOS. When connecting POSIM clients over a local network it can often be necessary to verify the IP address and/or hostname of a computer.
