{"id":187193,"date":"2024-07-11T06:30:00","date_gmt":"2024-07-11T05:30:00","guid":{"rendered":"https:\/\/datascientest.com\/en\/?p=187193"},"modified":"2024-07-11T21:23:39","modified_gmt":"2024-07-11T20:23:39","slug":"all-about-mac-address","status":"publish","type":"post","link":"https:\/\/datascientest.com\/en\/all-about-mac-address","title":{"rendered":"MAC Address: What is it? What is it used for?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"187193\" class=\"elementor elementor-187193\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9801cbe e-flex e-con-boxed e-con\" data-id=\"9801cbe\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d3ff5b8 elementor-widget elementor-widget-heading\" data-id=\"d3ff5b8\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><p class=\"elementor-heading-title elementor-size-default\">A MAC (Media Access Control) address is a unique identifier assigned to every network interface of a device. It plays a pivotal role in facilitating communication within <a href=\"https:\/\/datascientest.com\/en\/all-about-network-operating-system\"><u>local networks<\/u><\/a>. MAC addresses are hard-coded into the network hardware during manufacture, serving a vital function in the identification of devices within a network.<\/p>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a8723b elementor-widget elementor-widget-text-editor\" data-id=\"6a8723b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400;\">In addition to their crucial role in identification and communication, MAC addresses are instrumental in <\/span><b>network security<\/b><span style=\"font-weight: 400;\">. They enable the implementation of filtering mechanisms to allow only authorized devices to connect to a network, thus providing an additional security measure against unauthorized access.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cd028b9 e-flex e-con-boxed e-con\" data-id=\"cd028b9\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b3ce13f elementor-widget elementor-widget-heading\" data-id=\"b3ce13f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What is a MAC Addresses?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a54d6c elementor-widget elementor-widget-heading\" data-id=\"2a54d6c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-medium\">Their Structure<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7417329 elementor-widget elementor-widget-text-editor\" data-id=\"7417329\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">MAC addresses are distinct identifiers comprising <\/span><b>48 bits<\/b><span style=\"font-weight: 400;\">, or <\/span><b>6 bytes<\/b><span style=\"font-weight: 400;\">, assigned to the network interfaces of devices. These identifiers are commonly expressed in hexadecimal notation for greater conciseness and readability. A typical MAC address is formatted as follows: 00:1A:2B:3C:4D:5E, where each pair of hexadecimal digits (00, 1A, 2B, etc.) corresponds to a byte, or 8 bits, of the MAC address.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d508493 elementor-widget elementor-widget-html\" data-id=\"d508493\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style type=\"text\/css\">\r\n.tg  {border-collapse:collapse;border-spacing:0;}\r\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\r\n  overflow:hidden;padding:10px 5px;word-break:normal;}\r\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\r\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\r\n.tg .tg-op7m{background-color:#EFEFEF;font-size:16px;font-weight:bold;text-align:center;vertical-align:top}\r\n.tg .tg-mehl{background-color:#FFF2CC;font-size:16px;font-weight:bold;text-align:center;vertical-align:top}\r\n.tg .tg-ck00{background-color:#D0E0E3;font-size:16px;font-weight:bold;text-align:center;vertical-align:top}\r\n<\/style>\r\n<table class=\"tg\" style=\"undefined;table-layout: fixed; width: 600px\"><colgroup>\r\n<col style=\"width: 100px\">\r\n<col style=\"width: 100px\">\r\n<col style=\"width: 100px\">\r\n<col style=\"width: 100px\">\r\n<col style=\"width: 100px\">\r\n<col style=\"width: 100px\">\r\n<\/colgroup>\r\n<thead>\r\n  <tr>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n    <th class=\"tg-op7m\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">8 bits<\/span><\/th>\r\n  <\/tr><\/thead>\r\n<tbody>\r\n  <tr>\r\n    <td class=\"tg-mehl\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">00<\/span><\/td>\r\n    <td class=\"tg-mehl\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">1A<\/span><\/td>\r\n    <td class=\"tg-mehl\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">2B<\/span><\/td>\r\n    <td class=\"tg-ck00\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">3C<\/span><\/td>\r\n    <td class=\"tg-ck00\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">4D<\/span><\/td>\r\n    <td class=\"tg-ck00\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">5E<\/span><\/td>\r\n  <\/tr>\r\n  <tr>\r\n    <td class=\"tg-mehl\" colspan=\"3\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">Manufacturer's unique identifier<\/span><\/td>\r\n    <td class=\"tg-ck00\" colspan=\"3\"><span style=\"font-weight:700;font-style:normal;text-decoration:none;color:#000;background-color:transparent\">Device's unique identifier<\/span><\/td>\r\n  <\/tr>\r\n<\/tbody><\/table>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2378579 elementor-widget elementor-widget-text-editor\" data-id=\"2378579\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The structure of MAC addresses is bifurcated into 2 components:<\/span><\/p><ul><li><b>Organizationally Unique Identifier (OUI):<\/b><span style=\"font-weight: 400;\"> The initial 24 bits of a MAC address are earmarked for identifying the network card&#8217;s or interface&#8217;s manufacturer. This unique identifier is allocated by the <\/span><b>IEEE<\/b><span style=\"font-weight: 400;\"> (<\/span><b>Institute of Electrical and Electronics Engineers<\/b><span style=\"font-weight: 400;\">), ensuring that each manufacturer possesses a distinct range of addresses.<\/span><\/li><li><b>Device-specific identifier:<\/b><span style=\"font-weight: 400;\"> The remaining 24 bits are utilized by the manufacturer to bestow a unique identifier upon each product. This guarantees the global uniqueness of each MAC address.<\/span><\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ca5d18 elementor-widget elementor-widget-text-editor\" data-id=\"3ca5d18\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Due to its succinctness and clarity, hexadecimal notation is employed for representing MAC addresses. In this format, each digit signifies <\/span><b>four bits<\/b><span style=\"font-weight: 400;\"> (half a byte), allowing the condensation of the 48 bits into 12 hexadecimal characters. For instance, the binary notation for the previously mentioned MAC address would be denoted as: 00000000 00011010 00101011 00111100 01001101 01011110, which is significantly less intuitive.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97353b3 elementor-align-center button-principal elementor-widget elementor-widget-button\" data-id=\"97353b3\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/datascientest.com\/en\/data-courses\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Discover our courses<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-80e93df e-flex e-con-boxed e-con\" data-id=\"80e93df\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14a80f6 elementor-widget elementor-widget-heading\" data-id=\"14a80f6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">MAC Address versus IP Address<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-12c0ccb elementor-widget elementor-widget-text-editor\" data-id=\"12c0ccb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Grasping the distinction between a MAC address and an IP address is crucial, as they fulfill complementary functions in network communication.<\/span><\/p><ul><li><b>MAC Address:<\/b><span style=\"font-weight: 400;\"> A MAC address is a permanent, exclusive identifier allocated to a network interface. It functions at the data link layer (layer 2) of the OSI model, facilitating communication within a local network.<\/span><\/li><li><b>IP Address:<\/b><span style=\"font-weight: 400;\"> An IP address is a bestowed identifier enabling a device&#8217;s location and communication on a network. Contrary to the permanent nature of a MAC address, an IP address can fluctuate based on network settings and the device&#8217;s connectivity. It operates at the network layer (layer 3) of the OSI model.<\/span><\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1f67e67 e-flex e-con-boxed e-con\" data-id=\"1f67e67\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-f5b86c9 e-con-full e-flex e-con\" data-id=\"f5b86c9\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-46063d5 elementor-widget elementor-widget-image\" data-id=\"46063d5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"512\" height=\"512\" src=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image1-3.png\" class=\"attachment-large size-large wp-image-187205\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image1-3.png 512w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image1-3-300x300.png 300w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image1-3-150x150.png 150w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3aff7f1 e-con-full e-flex e-con\" data-id=\"3aff7f1\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;full&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c43a86 elementor-widget elementor-widget-text-editor\" data-id=\"4c43a86\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><b>Simply put, while the MAC address identifies a device&#8217;s physical network interface, the IP address denotes the device&#8217;s logical presence on a network.<\/b><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a20d320 e-flex e-con-boxed e-con\" data-id=\"a20d320\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8d67fdc elementor-widget elementor-widget-heading\" data-id=\"8d67fdc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">How to Locate Your MAC Address?<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f030f7a elementor-widget elementor-widget-text-editor\" data-id=\"f030f7a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The method to locate your MAC address varies depending on your operating system, commonly referred to as the &#8220;physical address.&#8221;<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e8fa6fa elementor-widget elementor-widget-heading\" data-id=\"e8fa6fa\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-medium\">1. Windows<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22de47f elementor-widget elementor-widget-text-editor\" data-id=\"22de47f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">In a command prompt window <\/span><b>cmd<\/b><span style=\"font-weight: 400;\">, enter <\/span><b>ipconfig \/all<\/b><span style=\"font-weight: 400;\">. This action will display an outcome akin to the following:<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71d5ca9 elementor-widget elementor-widget-image\" data-id=\"71d5ca9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"826\" height=\"507\" src=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image2-3.png\" class=\"attachment-full size-full wp-image-187209\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image2-3.png 826w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image2-3-300x184.png 300w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image2-3-768x471.png 768w\" sizes=\"(max-width: 826px) 100vw, 826px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1fa6337 elementor-align-center button-principal elementor-widget elementor-widget-button\" data-id=\"1fa6337\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/datascientest.com\/en\/data-courses\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Find a course for you<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7828159 elementor-widget elementor-widget-text-editor\" data-id=\"7828159\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Should you have numerous network adapters, then multiple outcomes, each revealing a distinct MAC address, will be shown.<\/span><\/p><p><span style=\"font-weight: 400;\">If the graphical interface is your preference, this information is accessible in your network device&#8217;s properties by navigating through <\/span><b>Settings<\/b><span style=\"font-weight: 400;\"> followed by <\/span><b>Network and Internet<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d35299 elementor-widget elementor-widget-image\" data-id=\"3d35299\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1011\" height=\"646\" src=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image3-3.png\" class=\"attachment-full size-full wp-image-187210\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image3-3.png 1011w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image3-3-300x192.png 300w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image3-3-768x491.png 768w\" sizes=\"(max-width: 1011px) 100vw, 1011px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0054009 elementor-widget elementor-widget-heading\" data-id=\"0054009\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-medium\">2. Linux<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a626189 elementor-widget elementor-widget-text-editor\" data-id=\"a626189\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Via a terminal, employing the <\/span><b>ip addr show<\/b><span style=\"font-weight: 400;\"> command, as exemplified in the screenshot below:<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-250f402 elementor-widget elementor-widget-image\" data-id=\"250f402\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1080\" height=\"517\" src=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image4-3.png\" class=\"attachment-full size-full wp-image-187214\" alt=\"\" srcset=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/image4-3.png 1080w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image4-3-300x144.png 300w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image4-3-1024x490.png 1024w, https:\/\/datascientest.com\/en\/files\/2024\/07\/image4-3-768x368.png 768w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b6afb4 elementor-widget elementor-widget-heading\" data-id=\"0b6afb4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-medium\">3. Other OS<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f67a5fa elementor-widget elementor-widget-text-editor\" data-id=\"f67a5fa\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Regardless of the operating system\u2014be it <a href=\"https:\/\/datascientest.com\/en\/all-about-macos\">Macintosh<\/a>, Android, or iOS\u2014the procedure to find your MAC address remains largely analogous. This information can be located in the settings of the device in question.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bcf77df e-flex e-con-boxed e-con\" data-id=\"bcf77df\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-27bb01f elementor-widget elementor-widget-heading\" data-id=\"27bb01f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Security and Privacy<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b47f9f0 elementor-widget elementor-widget-text-editor\" data-id=\"b47f9f0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Given their <\/span><b>unique<\/b><span style=\"font-weight: 400;\"> and <\/span><b>permanent<\/b><span style=\"font-weight: 400;\"> characteristics, MAC addresses open the door to potential tracking and surveillance hazards. To bolster security, many devices and operating systems provide options to conceal or modify the MAC address.<\/span><\/p><p><span style=\"font-weight: 400;\">Network administrators frequently employ <\/span><b>MAC filtering<\/b><span style=\"font-weight: 400;\"> as a means of permitting only preselected devices to connect to the network, thereby introducing a barrier against unauthorized access. Powerfully managing and securing these addresses is imperative for sustaining network integrity and confidentiality.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db7b3af elementor-align-center button-principal elementor-widget elementor-widget-button\" data-id=\"db7b3af\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/datascientest.com\/en\/data-courses\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Become a network expert<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-db87df5 e-flex e-con-boxed e-con\" data-id=\"db87df5\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e0b3e1c elementor-widget elementor-widget-heading\" data-id=\"e0b3e1c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aee185d elementor-widget elementor-widget-text-editor\" data-id=\"aee185d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">A profound comprehension and managerial acumen of MAC addresses are indispensable for <\/span><b>promoting efficacious and secure communication in local networks<\/b><span style=\"font-weight: 400;\">. By acquainting oneself with their structure, function, and the techniques for discovering them, one can enhance the security of their devices and refine their network&#8217;s performance.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ac4485e e-flex e-con-boxed e-con\" data-id=\"ac4485e\" data-element_type=\"container\" data-settings=\"{&quot;content_width&quot;:&quot;boxed&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ef8edaa elementor-widget elementor-widget-html\" data-id=\"ef8edaa\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<script type=\"application\/ld+json\">\r\n{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"FAQPage\",\r\n  \"mainEntity\": [{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"What is a MAC address?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"A MAC (Media Access Control) address is a unique identifier assigned to a network interface for communications on the physical network. 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MAC addresses are crucial to the operation of the Ethernet protocol and other network technologies, ensuring proper communication between connected devices.\"\r\n    }\r\n  },{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"What is the difference between a MAC address and an IP address?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"The MAC address physically identifies a device on a local network, while the IP (Internet Protocol) address identifies the logical location of the device on a wider network, such as the Internet. A MAC address is fixed and unique for each device, whereas an IP address can change and is assigned by the network to which the device is connected.\"\r\n    }\r\n  },{\r\n    \"@type\": \"Question\",\r\n    \"name\": \"How do I find the MAC address of my device?\",\r\n    \"acceptedAnswer\": {\r\n      \"@type\": \"Answer\",\r\n      \"text\": \"To find the MAC address of your device, you can usually consult the device's network settings. On a Windows computer, you can use the command \\\"ipconfig \/all\\\" in the command prompt. On a Mac, you can go to \\\"System Preferences\\\", then \\\"Network\\\", select the network interface and click on \\\"Advanced\\\" to see the MAC address. For mobile devices, MAC addresses are often found in the network settings or about the device.\"\r\n    }\r\n  }]\r\n}\r\n<\/script>\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>A MAC (Media Access Control) address is a unique identifier assigned to every network interface of a device. It plays a pivotal role in facilitating communication within local networks. MAC addresses are hard-coded into the network hardware during manufacture, serving a vital function in the identification of devices within a network. In addition to their [&hellip;]<\/p>\n","protected":false},"author":45,"featured_media":187195,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"content-type":"","inline_featured_image":false},"categories":[2422],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.7 (Yoast SEO v21.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MAC Address: What is it? What is it used for?<\/title>\n<meta name=\"description\" content=\"Discover what a MAC address is, how it works, and its importance in computer networks. Learn what a MAC address is used for and how it contributes to the security and efficiency of your network connections.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/datascientest.com\/en\/all-about-mac-address\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MAC Address: What is it? What is it used for?\" \/>\n<meta property=\"og:description\" content=\"A MAC (Media Access Control) address is a unique identifier assigned to every network interface of a device. It plays a pivotal role in facilitating\" \/>\n<meta property=\"og:url\" content=\"https:\/\/datascientest.com\/en\/all-about-mac-address\" \/>\n<meta property=\"og:site_name\" content=\"Data Science Courses | DataScientest\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/DataScientestEN\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-11T05:30:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-11T20:23:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/datascientest.com\/en\/files\/2024\/07\/MAC-adress.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Daniel\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DataScientest__\" \/>\n<meta name=\"twitter:site\" content=\"@DataScientest__\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Daniel\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/datascientest.com\/en\/all-about-mac-address#article\",\"isPartOf\":{\"@id\":\"https:\/\/datascientest.com\/en\/all-about-mac-address\"},\"author\":{\"name\":\"Daniel\",\"@id\":\"https:\/\/datascientest.com\/en\/#\/schema\/person\/5a86e30c5090234fb43dd8baa83c44b0\"},\"headline\":\"MAC Address: What is it? 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