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The first step in troubleshooting IP problems is to try to get a new IP address. In your home network, you’d probably try restarting your router by turning it on and off(unplug). Since you don’t have that access using the SU network, you’ll need to release and renew the IP address manually. A word of caution: if your setup requires a static IP address, meaning that your IP address never changes, this guide is not for you. Please call the Help Desk for assistance. This is usually reserved for servers, and not your standard desktop or laptop. In all but the rarest cases, you’ll have a static IP address and can proceed.

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1. Click the Apple button and choose System Preferences.
2. Click Choose the Network icon in the Internet and Network section.
3. Select your method of connecting to the internet. In most cases it will either be Ethernet or Wi-Fi.
4. Click Advanced.
5. If you selected Ethernet, you should already be in the TCP/IP tab heading. If you aren’t, or if you selected Wi-Fi, click the TCP/IP tab heading.
6. Click Renew DHCP Lease.
7. Click OK to exit the Advanced window, and then exit System Preferences.

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