Every computer on a network has a unique identifier. Just as you would address a letter to send in the mail, computers use the unique identifier to send data to specific computers on a network. Most networks today, including all computers on the Internet, use the TCP/IP protocol as the standard for how to communicate on the network. In the TCP/IP protocol, the unique identifier for a computer is called its IP address. IP Address There are several ways of determining your computer's IP address: • Visit online tool sites like • Upon reboot of your machine, the network diagnostic/connection settings are usually shown as the operating system loads MAC Address In computer networking, a Media Access Control address, better known as MAC address, is a unique identifier assigned to a network adapter or network interface card (NIC) by the manufacturer for identification. The MAC address can also be called the Ethernet Hardware Address (EHA), hardware address, adapter address or physical address. Your computer may have more than one MAC address. I find it odd that the same workbook in Excel is stretched horizontally on the mac. This is a slight problem, because the word wrapping changes, sparklines become squished. Excel rows and columns. Version: 2008 Operating System: Mac OS X 10.6 (Snow Leopard) Processor: Intel Can anyone explain why the displayed row height is different on Excel for Mac compared to Excel for PC? When I open the default worksheet on my Mac, it displays 70 rows on the screen. This Excel tutorial explains how to change the height of a row in Excel 2011 for Mac (with screenshots and step-by-step instructions). In Excel worksheets, the default row height is determined by the font size. As you increase or decrease the font size for a specific row(s), Excel automatically You can also set a row height in Excel manually, from 0 to 409 points, with 1 point equal to approximately 1/72 inch or 0.035 cm. Excel for Office 365 for Mac Excel 2019 for Mac Excel 2016 for Mac Excel for Mac 2011 More. Note: If you have to change the height of only one row, you don't need to select it first. Point to the separator underneath any selected row heading. Aug 22, 2010 - If you suspect the MAC address is a printer, first check out this site below to see. You can either go into the DHCP console on Windows Server. ![]() Do you have wireless and an ethernet port? Then you have at least two MAC addresses. Your smart phone probably also has a MAC address -- my iPhone has two; one for wireless and one for bluetooth. MAC addresses are typically 6 groups of two hexadecimal digits (0-9,A,B,C,D,E,F), separated either by colons (:) or hyphens (-). The Wi-Fi Mac address on my iPhone, for example is: 00:1C:B3:09:85:15. The first three numbers, 00:1C:B3, are an Apple manufacturing code; only Apple products will have MAC address starting with those digits. ( Settings then General then About then Wi-Fi Address) Why do you care about MAC addresses? Generally speaking, you don't. But if you are having trouble with connecting to a network or if your computer has been hacked, then the ACCC's security, networking, operations, or repair folks might need you to tell them what it is to help them troubleshoot your problem. So here is how to tell. Note that you must have TCP/IP installed to be able to query your MAC address. Windows NT, 2000, XP, Vista, Windows 7 • Click Start then Run (in Windows 7, Start and type in the Search Programs and Files box.) • Enter: cmd • Enter: ipconfig /all If the output scrolls off your screen, and it will on Vista and Windows 7, use: ipconfig /all| more • The Physical Address is your MAC address; it will look like 00-15-E9-2B-99-3C. You will have a physical address for each network connection that you have. The is the ipconfig output on Windows XP. My XP computer has two network connections -- an ethernet connection, labeled Local Area Connection, and a wireless connection, labeled Wireless Network Connection (the wireless connection isn't currently set up).
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