{"id":9498,"date":"2022-09-30T19:34:43","date_gmt":"2022-09-30T12:34:43","guid":{"rendered":"https:\/\/w2.vacif.com\/?p=805"},"modified":"2024-06-24T03:51:29","modified_gmt":"2024-06-24T03:51:29","slug":"router-la-gi","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/router-la-gi\/","title":{"rendered":"Router l\u00e0 g\u00ec"},"content":{"rendered":"\n

1 Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n

Router (thi\u1ebft b\u1ecb \u0111\u1ecbnh tuy\u1ebfn ho\u1eb7c b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn) l\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng c\u00f3 ch\u1ee9c n\u0103ng chuy\u1ec3n ti\u1ebfp g\u00f3i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u1ea1ng m\u00e1y t\u00ednh. C\u00f3 th\u1ec3 hi\u1ec3u, router quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1eddng \u0111i c\u1ee7a c\u00e1c g\u00f3i tin. D\u1eef li\u1ec7u g\u1eedi qua Internet s\u1ebd c\u00f3 d\u1ea1ng g\u00f3i tin, v\u00ed d\u1ee5 nh\u01b0 trang web hay email. G\u00f3i tin tr\u00ean internet s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n ti\u1ebfp t\u1eeb l\u1edbp m\u1ea1ng n\u00e0y sang l\u1edbp m\u1ea1ng kh\u00e1c th\u00f4ng qua c\u00e1c router, t\u1eeb \u0111\u00f3 \u0111\u01b0a g\u00f3i tin t\u1eeb m\u00e1y t\u00ednh ng\u01b0\u1eddi g\u1eedi \u0111\u1ebfn m\u00e1y t\u00ednh ng\u01b0\u1eddi nh\u1eadn th\u00f4ng qua \u0111\u01b0\u1eddng internet.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

2 Ch\u1ee9c n\u0103ng c\u1ee7a Router<\/h2>\n\n\n\n

Router c\u00f3 ch\u1ee9c n\u0103ng g\u1eedi c\u00e1c g\u00f3i d\u1eef li\u1ec7u gi\u1eefa hai ho\u1eb7c nhi\u1ec1u m\u1ea1ng v\u1edbi nhau t\u1eeb m\u1ed9t \u0111\u1ebfn nhi\u1ec1u \u0111\u00edch \u0111\u1ebfn cu\u1ed1i c\u00f9ng. Ngo\u00e0i ra c\u00e1c Router chuy\u00ean nghi\u1ec7p c\u00f2n c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c nh\u01b0 \u0111\u1ecbnh tuy\u1ebfn \u0111\u1ed9ng, \u1ea3o h\u00f3a, b\u1ea3o m\u1eadt, VPN…
\u0110\u1ed1i v\u1edbi c\u00e1c h\u1ed9 gia \u0111\u00ecnh nh\u1ecf th\u00ec Router c\u00f2n c\u00f3 t\u00ednh n\u0103ng l\u00e0 1 Access point cung c\u1ea5p internet wifi cho c\u00e1c thi\u1ebft b\u1ecb trong nh\u00e0 truy c\u1eadp.<\/p>\n\n\n\n

C\u00e1c t\u00ednh n\u0103ng th\u01b0\u1eddng c\u00f3 c\u1ee7a 1 Router:<\/p>\n\n\n\n

  • T\u1ea1o l\u1edbp m\u1ea1ng \u1ea3o (VLAN)<\/li>
  • Cho ph\u00e9p b\u1ea1n chia k\u1ebft n\u1ed1i internet v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb\u00a0<\/li>
  • K\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb, ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c nhau\u00a0<\/li>
  • B\u1ea3o m\u1eadt: Firewall, Access control list\u00a0<\/li>
  • \u0110\u1ecbnh tuy\u1ebfn gi\u1eefa c\u00e1c l\u1edbp m\u1ea1ng<\/li>
  • L\u1ecdc v\u00e0 chuy\u1ec3n ti\u1ebfp g\u00f3i\u00a0tin<\/li>
  • K\u1ebft n\u1ed1i v\u1edbi VPN<\/li><\/ul>\n\n\n\n
    \"\"<\/figure>\n\n\n\n

    3 \u01afu nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Router<\/h2>\n\n\n\n

    \u01afu \u0111i\u1ec3m<\/strong><\/h3>\n\n\n\n
    • Router gi\u00fap chia s\u1ebd k\u1ebft n\u1ed1i gi\u1eefa nhi\u1ec1u l\u1edbp m\u1ea1ng kh\u00e1c nhau, gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng m\u1edf r\u00f4ng m\u1ea1ng.<\/li>
    • Router c\u00f3 kh\u1eb3 n\u0103ng ph\u00e2n ph\u1ed1i c\u00e1c g\u00f3i d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c, gi\u00fap gi\u1ea3m t\u1ea3i d\u1eef li\u1ec7u truy\u1ec1n t\u1ea3i.<\/li>
    • Router c\u00f3 kh\u1ea3 n\u0103ng cung c\u1ea5p k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o m\u1eadt gi\u1eefa c\u00e1c l\u1edbp m\u1ea1ng th\u00f4ng qua k\u1ebft n\u1ed1i VPN.<\/li>
    • Router c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn tuy\u1ebfn \u0111\u01b0\u1eddng \u0111i \u0111\u1ebfn m\u1ea1ng \u0111\u00edch n\u1ebfu nh\u01b0 \u0111\u01b0\u1eddng truy\u1ec1n ch\u00ednh x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li><\/ul>\n\n\n\n

      Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong><\/h3>\n\n\n\n
      • Khi nhi\u1ec1u thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng m\u1ea1ng c\u00f9ng l\u00fac g\u00e2y qu\u00e1 t\u1ea3i Router, c\u00e1c k\u1ebft n\u1ed1i s\u1ebd tr\u1edf n\u00ean ch\u1eadm h\u01a1n.<\/li>
      • Router th\u01b0\u1eddng \u0111\u1eaft ti\u1ec1n v\u00e0 c\u00f3 \u00edt c\u00e1c k\u1ebft n\u1ed1i, \u0111\u1ec3 s\u1eed d\u1ee5ng cho nhi\u1ec1u thi\u1ebft b\u1ecb th\u00ec b\u1ea1n ph\u1ea3i c\u1ea7n mua th\u00eam thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch kh\u00e1c nh\u01b0 l\u00e0 Switch.<\/li><\/ul>\n\n\n\n


        <\/p>\n","protected":false},"excerpt":{"rendered":"

        1 Gi\u1edbi thi\u1ec7u Router (thi\u1ebft b\u1ecb \u0111\u1ecbnh tuy\u1ebfn ho\u1eb7c b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn) l\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng c\u00f3 ch\u1ee9c n\u0103ng chuy\u1ec3n ti\u1ebfp g\u00f3i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c m\u1ea1ng m\u00e1y t\u00ednh. C\u00f3 th\u1ec3 hi\u1ec3u, router quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1eddng \u0111i c\u1ee7a c\u00e1c g\u00f3i tin. D\u1eef li\u1ec7u g\u1eedi qua Internet s\u1ebd c\u00f3 d\u1ea1ng g\u00f3i tin, v\u00ed d\u1ee5 nh\u01b0 trang […]<\/p>\n","protected":false},"author":2,"featured_media":9560,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[80,27],"tags":[],"class_list":["post-9498","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-tai-lieu","category-mang-va-may-chu","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/9498","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=9498"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/9498\/revisions"}],"predecessor-version":[{"id":10045,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/9498\/revisions\/10045"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/9560"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=9498"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=9498"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=9498"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}