{"id":12815,"date":"2024-06-15T21:24:00","date_gmt":"2024-06-15T14:24:00","guid":{"rendered":"https:\/\/blog.tinohost.com\/?p=12815"},"modified":"2025-06-16T16:20:17","modified_gmt":"2025-06-16T09:20:17","slug":"dhcp-server-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/dhcp-server-la-gi\/","title":{"rendered":"DHCP Server l\u00e0 g\u00ec? C\u1ea5u h\u00ecnh DHCP Server tr\u00ean Windows Server 2016"},"content":{"rendered":"\n

DHCP l\u00e0 g\u00ec? DHCP Server l\u00e0 g\u00ec? L\u00e0m sao \u0111\u1ec3 c\u1ea5u h\u00ecnh m\u1ed9t DHCP Server tr\u00ean h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows Server 2016<\/a>? TinoHost s\u1ebd gi\u1ea3i \u0111\u00e1p c\u00e1c c\u00e2u h\u1ecfi v\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch c\u1ea5u h\u00ecnh cho b\u1ea1n trong b\u00e0i vi\u1ebft n\u00e0y.<\/strong><\/p>\n\n\n\n

<\/a>T\u00ecm hi\u1ec3u chung v\u1ec1 DHCP<\/strong><\/h2>\n\n\n\n

<\/a>DHCP Server l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n

DHCP <\/strong>Server<\/strong> <\/a>l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 t\u1ef1 \u0111\u1ed9ng c\u1ea5p ph\u00e1t c\u00e1c \u0111\u1ecba ch\u1ec9 IP<\/a>, t\u1ea1o c\u1ed5ng m\u1eb7c \u0111\u1ecbnh v\u00e0 thi\u1ebft l\u1eadp c\u00e1c th\u00f4ng s\u1ed1 m\u1ea1ng cho thi\u1ebft b\u1ecb kh\u00e1ch. DHCP Server d\u1ef1a tr\u00ean giao th\u1ee9c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 DHCP \u0111\u1ec3 tr\u1ea3 l\u1eddi cho m\u00e1y kh\u00e1ch.<\/p>\n\n\n

\n
\"khai-niem-dhcp-server\"
Kh\u00e1i ni\u1ec7m DHCP Server<\/figcaption><\/figure>\n<\/div>\n\n\n

DHCP Server s\u1ebd t\u1ef1 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u00e1y kh\u00e1ch giao ti\u1ebfp \u0111\u00fang c\u00e1ch tr\u00ean m\u1ea1ng. Trong tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng c\u00f3 DHCP Server, ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb m\u1ea1ng s\u1ebd ph\u1ea3i thi\u1ebft l\u1eadp th\u1ee7 c\u00f4ng IP t\u0129nh v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c m\u00e1y kh\u00e1ch khi giao ti\u1ebfp, \u0111i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed3ng k\u1ec1nh kh\u00f4ng \u0111\u00e1ng c\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c m\u1ea1ng l\u1edbn.<\/p>\n\n\n\n

DHCP Server th\u00f4ng th\u01b0\u1eddng s\u1ebd g\u00e1n m\u1ed7i m\u00e1y kh\u00e1ch m\u1ed9t IP \u0111\u1ed9ng duy nh\u1ea5t v\u00e0 \u0111\u1ecba ch\u1ec9 IP s\u1ebd thay \u0111\u1ed5i khi \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y kh\u00e1ch h\u1ebft h\u1ea1n.<\/p>\n\n\n\n

<\/a>DHCP l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n

DHCP <\/strong>vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m Dynamic Host Configuration Protocol<\/strong> t\u1ea1m d\u1ecbch l\u00e0 giao th\u1ee9c c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 \u0111\u1ed9ng. <\/em>DHCP l\u00e0 m\u1ed9t giao th\u1ee9c t\u1ef1 \u0111\u1ed9ng c\u00f3 nhi\u1ec7m v\u1ee5 gi\u00fap qu\u1ea3n l\u00fd \u0111\u1ecba ch\u1ec9 IP, t\u1ef1 \u0111\u1ed9ng ph\u00e2n ph\u1ed1i \u0111\u1ecba ch\u1ec9 IP \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb trong m\u1ea1ng.<\/p>\n\n\n\n

<\/a>DHCP Client l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n

DHCP Client l\u00e0 m\u1ed9t m\u00e1y kh\u00e1ch s\u1eed d\u1ee5ng giao th\u1ee9c DHCP, DHCP Client \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u0103ng k\u00ed, c\u1eadp nh\u1eadt th\u00f4ng tin v\u1ec1 \u0111\u1ecba ch\u1ec9 IP c\u00f9ng v\u1edbi c\u00e1c b\u1ea3n ghi DNS <\/a>c\u1ee7a m\u00e1y kh\u00e1ch \u0111\u00f3.<\/p>\n\n\n\n

V\u00ed d\u1ee5: khi m\u00e1y kh\u00e1ch c\u1ea7n m\u1ed9t \u0111\u1ecba ch\u1ec9 IP hay tham s\u1ed1 TCP\/IP<\/a> \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c giao ti\u1ebfp trong h\u1ec7 th\u1ed1ng m\u1ea1ng, DHCP Client s\u1ebd t\u1ef1 g\u1eedi y\u00eau c\u1ea7u \u0111\u1ebfn DHCP Server \u0111\u1ec3 xin c\u1ea5p IP.<\/p>\n\n\n\n

<\/a>DHCP ho\u1ea1t \u0111\u1ed9ng ra sao?<\/strong><\/h3>\n\n\n\n

N\u00f3i m\u1ed9t c\u00e1ch ng\u1eafn g\u1ecdn v\u00e0 x\u00fac t\u00edch, qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a DHCP s\u1ebd di\u1ec5n ra nh\u01b0 sau:<\/p>\n\n\n\n

M\u1ed9t thi\u1ebft b\u1ecb trong m\u1ea1ng \u0111\u00f3ng vai tr\u00f2 Client s\u1ebd y\u00eau c\u1ea7u m\u1ed9t \u0111\u1ecba ch\u1ec9 IP \u0111\u1ebfn Server, sau \u0111\u00f3 Server s\u1ebd g\u00e1n m\u1ed9t IP \u0111ang kh\u1ea3 d\u1ee5ng cho thi\u1ebft b\u1ecb Client \u0111\u00f3 \u0111\u1ec3 thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 giao ti\u1ebfp tr\u00ean m\u1ea1ng.<\/p>\n\n\n

\n
\"nguyen-ly-hoat-dong-cua-dgcp\"
Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a DGCP<\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a DHCP<\/strong><\/h2>\n\n\n\n

<\/a>\u01afu \u0111i\u1ec3m c\u1ee7a DHCP<\/strong><\/h3>\n\n\n\n

\u0110\u1ec3 c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng \u0111\u01b0\u1ee3c, m\u00e1y t\u00ednh hay b\u1ea5t c\u1ee9 thi\u1ebft b\u1ecb n\u00e0o c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch m\u1edbi c\u00f3 th\u1ec3 truy c\u1eadp m\u1ea1ng \u0111\u01b0\u1ee3c. Thay v\u00ec c\u1ea5u h\u00ecnh tay t\u1eebng thi\u1ebft b\u1ecb, DHCP ra \u0111\u1eddi gi\u00fap cho vi\u1ec7c g\u00e1n \u0111\u1ecba ch\u1ec9 IP \u0111\u1ec3 k\u1ebft n\u1ed1i m\u1ea1ng tr\u1edf n\u00ean t\u1ef1 \u0111\u1ed9ng v\u00e0 nhanh h\u01a1n nhi\u1ec1u l\u1ea7n.<\/p>\n\n\n\n