[MAC] Modifying / checking internet settings (automatic IP and DNS)

IP Configuration (Mac OS X):
1: Open “System Preferences” by clicking the icon in the dock, or from the “Apple menu”.

2:In “System Preferences”, Click on the “Network” icon.

3: In the “Network” screen, select the “Built-in Ethernet” in the “Show” menu.

4: Select the “TCP/IP” tab.

5: Select “Using DHCP” in the “Configure” menu.

6: Save the changes by clicking “Apply now”.

The information below comes from the Apple support site.

Connecting to the Internet via cable, DSL, or local area network (LAN) in Mac OS X v10.5 or earlier

Connecting via cable modem, DSL, or LAN

1. Get this information from your ISP or network administrator:
– Domain Name Server (DNS) addresses.
– Whether you should choose DHCP or manual IP address configuration,

       which will be done in Step 6 below.

For manual configuration only:
– IP address
– Router address
– Subnet mask

Tip: Your ISP or local network may provide DNS addresses automatically.

2. From the Apple menu, choose System Preferences.
3. From the View menu, choose Network.
4. Choose Built-in Ethernet from the Show pop-up menu
     (the Configure pop-up menu prior to Mac OS X 10.1).
5. Click the TCP/IP tab, if necessary.
6. Choose either Manually or Using DHCP from the Configure pop-up menu,
     as you were instructed by your ISP in Step 1.
7.  Type the other information you gathered in Step 1 into the matching fields.
     Unless your ISP instructs you otherwise, you can ignore the DHCP Client ID field and
     the Search Domains field.
8.  Click Apply Now.
9.  Open a Web browser or other TCP/IP application to test your connection to the Internet.
Connecting to the Internet via cable, DSL, or local area network (LAN) in Mac OS X v10.6 or later.

Connecting via cable modem, DSL, or LAN

1. Get this information from your ISP or network administrator:
– Domain Name Server (DNS) addresses.
– Whether you should choose DHCP or manual IP address configuration,

       which will be done in step 7 below.

For manual configuration only:
– IP address
– Router address
– Subnet mask

Tip: If using DHCP, your ISP or local network usually provides DNS addresses automatically.

2. From the Apple () menu, choose System Preferences.
3. From the View menu, choose Network.
4. Unlock the screen (if needed), then select the Ethernet interface.
5. Click the Advanced button.
6. Click the TCP/IP tab, if necessary.
7. Choose either Manually or Using DHCP from the Configure pop-up menu,

     as you were instructed by your ISP in step 1.
8.  Type the other information you gathered in step 1 into the matching fields.
     Note: Unless your ISP instructs you otherwise, you can ignore the DHCP Client ID field and
     the Search Domains field.
9. Click Apply Now.
10.  Open a web browser or other TCP/IP application to test your connection to the Internet.

On locations managed by ittdesk,  the DHCP and DNS addresses are provided automatically.
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