A leased IP essentially means that the IP address will 'expire' and then the authoritative service responsible for leasing IPs (such as your router) will either renew and reassign the same IP address to you, or you will get a new IP address altogether. This is done transparently.
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Went to the WAN tab in my router (Asus RT-AC1200) settings. There was a line that said MAC Address with a blank box next to it and a button that said MAC clone. I clicked MAC Clone and my PCs MAC Address automatically filled in the blank box. Applied the setting and unplugged my modem for a bit. Plugged it back in and now I've got a new IP.
Renewing the IP may or may not get you a different address, we're on a DHCP server. As you noticed when switching devices, you can get a new/different IP that way. We'll need to get the account information, please email us at cox.help@cox.com with the name and address … 9 Ways To Change IP Address In 2020 On IPhone,PC,Mac&Android
Jun 11, 2015
Type ipconfig /renew at the prompt window, press Enter, wait for a while, the DHCP server will assign a new IP address for your computer. For Windows Vista& Windows 7. Step 1. Click Start on the task bar, type cmd into the search box and press Enter. Step 2. How to Release and Renew IP Addresses in Windows