{"id":2600,"date":"2019-08-28T09:17:48","date_gmt":"2019-08-28T09:17:48","guid":{"rendered":"https:\/\/www.testpreptraining.com\/tutorial\/?page_id=2600"},"modified":"2022-03-03T05:09:15","modified_gmt":"2022-03-03T05:09:15","slug":"dhcp","status":"publish","type":"page","link":"https:\/\/www.testpreptraining.ai\/tutorial\/aws-certified-advanced-networking-specialty\/dhcp\/","title":{"rendered":"DHCP"},"content":{"rendered":"\n<ul class=\"wp-block-list\"><li>Expands to Dynamic Host Configuration Protocol (DHCP) <\/li><li>It is a network protocol to automatically assign an IP address and other network configuration to a computer from a defined range of numbers (i.e., a scope) configured for a given network. <\/li><li>Steps in Dynamic Host Configuration Protocol assignment of an IP address when a system begin as:<ul><li>A user turns on a computer with a DHCP client.<\/li><\/ul><ul><li>The client computer sends a broadcast request (called a DISCOVER or DHCPDISCOVER), looking for a DHCP server to answer.<\/li><\/ul><ul><li>The router directs the DISCOVER packet to the correct Dynamic Host Configuration Protocol server.<\/li><\/ul><ul><li>The server receives the DISCOVER packet. <ul><li>As per availability and policies configuration, appropriate address is found by server to be given to client<\/li><\/ul><ul><li>server temporarily reserves address and other details for client<\/li><\/ul><ul><li>details get transfer to DHCPOFFER packet<\/li><\/ul><ul><li>Other services have same configuration process like DNS servers, WINS servers, NTP servers<\/li><\/ul><\/li><\/ul><ul><li>The client sends a REQUEST (or DHCPREQUEST) packet, letting the server know that it intends to use the address.<\/li><\/ul><ul><li>The server sends an ACK (or DHCPACK) packet, confirming that the client has a been given a lease on the address for a server-specified period of time.<\/li><\/ul><\/li><li>DHCP server uses IP-addresses allocates, as<ul><li>Dynamic allocation- IP addresses gets assign for a controllable time period, from a range<\/li><\/ul><ul><li>Automatic allocation- Permanent assignment of IP address, from a range<\/li><\/ul><ul><li>Static allocation- IP address based on a table with MAC address.<\/li><\/ul><\/li><li>DHCP uses <ul><li>UDP port 67 for sending data to server<\/li><\/ul><ul><li>UDP port 68 for data to the client. <\/li><\/ul><\/li><li>Dynamic Host Configuration Protocol communications are connectionless.<\/li><li>DHCP clients and servers on the same subnet communicate via UDP broadcasts else <\/li><\/ul>\n\n\n\n<p>For different subnets, there is the use of DHCP Helper or DHCP Relay Agent.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"457\" height=\"400\" src=\"https:\/\/www.testpreptraining.ai\/tutorial\/wp-content\/uploads\/2019\/09\/image-254-457x400.png\" alt=\"dhcp\" class=\"wp-image-3967\" srcset=\"https:\/\/www.testpreptraining.ai\/tutorial\/wp-content\/uploads\/2019\/09\/image-254-457x400.png 457w, https:\/\/www.testpreptraining.ai\/tutorial\/wp-content\/uploads\/2019\/09\/image-254.png 624w\" sizes=\"auto, (max-width: 457px) 100vw, 457px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Expands to Dynamic Host Configuration Protocol (DHCP) It is a network protocol to automatically assign an IP address and other network configuration to a computer from a defined range of numbers (i.e., a scope) configured for a given network. Steps in Dynamic Host Configuration Protocol assignment of an IP address when a system begin as:&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2468,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[7,438,443],"class_list":["post-2600","page","type-page","status-publish","hentry","category-amazon-aws","tag-aws","tag-big-data-specialty","tag-dhcp"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DHCP - Testprep Training Tutorials<\/title>\n<meta name=\"description\" content=\"Learn the concepts of Dynamic Host Configuration Protocol (DHCP) for preparing better for AWS Certification exams Now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.testpreptraining.ai\/tutorial\/aws-certified-advanced-networking-specialty\/dhcp\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DHCP - 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