{"id":1913,"date":"2019-03-12T01:46:58","date_gmt":"2019-03-11T18:46:58","guid":{"rendered":"https:\/\/www.linuxid.net\/post\/?p=1913"},"modified":"2025-03-28T22:41:14","modified_gmt":"2025-03-28T15:41:14","slug":"cara-mudah-mengganti-hostname-centos-7","status":"publish","type":"post","link":"https:\/\/www.linuxid.net\/post\/cara-mudah-mengganti-hostname-centos-7\/","title":{"rendered":"Cara Mudah Mengganti Hostname CentOS 7"},"content":{"rendered":"<p>Tutorial ini menjelaskan dengan detail cara mengubah hostname di sistem CentOS anda tanpa perlu restart sistem.<\/p>\n<p>Hostname diatur pada saat sistem operasi Debian diinstal atau jika Anda menjalankan mesin virtual, hostname ditetapkan secara dinamis ke instance pada saat startup.<\/p>\n<p>Hostname adalah label yang mengidentifikasi mesin di jaringan. Anda tidak boleh menggunakan hostname yang sama di dua mesin yang berbeda di jaringan yang sama.<\/p>\n<h2>Prasyarat<\/h2>\n<p>Sebelum melanjutkan dengan tutorial ini, pastikan Anda masuk sebagai pengguna dengan\u00a0<a href=\"https:\/\/www.linuxid.net\/post\/cara-membuat-user-sudo-di-centos\/\">hak istimewa sudo.<\/a><\/p>\n<h2>Memahami Apa Itu Hostname<\/h2>\n<p>Hostname\u00a0 adalah label yang mengidentifikasi perangkat di suatu jaringan. Anda tidak boleh memiliki dua mesin atau lebih dengan hostname yang sama di jaringan yang sama.<\/p>\n<p>Ada tiga kelas\u00a0<code>hostname<\/code>\u00a0yang sering digunakan :\u00a0<code>static<\/code>,\u00a0<code>pretty<\/code>, dan\u00a0<code>transient<\/code>.<\/p>\n<ul>\n<li><code>static<\/code>\u00a0\u2013 Hostname tradisional. Pengaturan hostname ini disimpan dalam file\u00a0<code>\/etc\/hostname<\/code>.<\/li>\n<li><code>pretty<\/code>\u00a0\u2013 hostname dalam bentuk UTF8 yang digunakan untuk mempresentasikan kepada user. Sebagai Contoh,\u00a0<code>Kitchen's desktop<\/code>,\u00a0<code>Shelly-desktop<\/code>.<\/li>\n<li><code>transient<\/code>\u00a0\u2013 Hostname dinamis yang diatur atau diberikan oleh kernel. Server DHCP atau mDNS dapat mengubah hostname\u00a0<code>transient<\/code>\u00a0(sementara) saat run time. Secara default,\u00a0<code>transient<\/code>\u00a0sama dengan hostname\u00a0<code>static<\/code>.<\/li>\n<\/ul>\n<p>Untuk webserver, sangat disarankan untuk menggunakan nama domain yang sepenuhnya memenuhi syarat (<a href=\"https:\/\/kb.iu.edu\/d\/aiuv\" target=\"_blank\" rel=\"noopener\">FQDN<\/a>) untuk nama static dan transient\u00a0seperti\u00a0<code>host.example.com<\/code>.<\/p>\n<h2>Menampilkan Nama Host Saat Ini<\/h2>\n<p>Untuk melihat nama host saat ini, jalankan perintah berikut:<\/p>\n<pre>hostnamectl<\/pre>\n<p><a href=\"https:\/\/www.linuxid.net\/assets\/media\/centos\/31725\/hostnamectl-CentOS.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-32335\" src=\"https:\/\/www.linuxid.net\/assets\/media\/centos\/31725\/hostnamectl-CentOS.jpg\" alt=\"hostnamectl CentOS\" width=\"600\" height=\"253\"\/><\/a><\/p>\n<p>Dalam contoh ini,\u00a0saat ini hostname adalah <code>localhost.localdomain<\/code>.<\/p>\n<h2>Cara Mengubah Hostname<\/h2>\n<h3>Metode 1: Menggunakan Perinah\u00a0<code>hostnamectl<\/code><\/h3>\n<p>Di CentOS 8 dan semua distribusi Linux lainnya yang menggunakan systemd, Anda dapat mengubah hostname sistem dan pengaturan terkait dengan perintah\u00a0<code>hostnamectl<\/code>. Sintaksnya adalah sebagai berikut:<\/p>\n<pre>sudo hostnamectl set-hostname host.example.com&#13;\nsudo hostnamectl set-hostname \"PC Saya Keren\" --pretty&#13;\nsudo hostnamectl set-hostname host.example.com --static&#13;\nsudo hostnamectl set-hostname host.example.com --transient&#13;\n<\/pre>\n<p>Misalnya, untuk mengubah hostname static menjadi\u00a0<code>host.linuxid.net<\/code>, gunakan perintah berikut:<\/p>\n<pre>sudo hostnamectl set-hostname <code>host.linuxid.net<\/code><\/pre>\n<p>Untuk set ke pretty hostname, Semisal\u00a0<code>Komputer Budi<\/code>, gunakan perintah berikut:<\/p>\n<pre>sudo hostnamectl set-hostname \"Komputer Budi\" --pretty<\/pre>\n<p>Ketika menggunakan Perintah\u00a0<code>hostnamectl<\/code>, perintah tidak menghasilkan output. Namun jika gagal akan keluar pesan error.\u00a0Untuk memverifikasi bahwa hostname berhasil diubah, gunakan perintah\u00a0<code>hostnamectl<\/code>\u00a0di layar terminal Anda.<\/p>\n<h3>Metode 2: Menggunakan Perintah\u00a0<code>nmtui<\/code><\/h3>\n<p><code>nmtui<\/code>\u00a0adalah sebuah tool untuk berinteraksi dengan NetworkManager. Namun tool ini juga dapat digunakan untuk mengubah hostname.<\/p>\n<p>Jalankan tool ini\u00a0dengan mengetik namanya di terminal dengan perintah\u00a0<a href=\"https:\/\/www.linuxid.net\/post\/pengertian-perintah-sudo-di-linux\/\"><code>sudo<\/code><\/a><\/p>\n<pre>sudo nmtui<\/pre>\n<p>Gunakan tombol panah untuk bernavigasi melalui opsi, pilih\u00a0<code>Set system hostname<\/code>\u00a0dan tekan\u00a0<code>Enter<\/code>:<\/p>\n<p>setelah selesai, restart layanan\u00a0<code>systemd-hostnamed<\/code>\u00a0agar perubahan dapat diterapkan dengan perintah berikut :<\/p>\n<pre>sudo systemctl restart systemd-hostnamed<\/pre>\n<h3>Metode 3: Menggunakan perintah\u00a0<code>nmcli<\/code><\/h3>\n<p>nmcli adalah alat baris perintah untuk mengontrol NetworkManager dan juga dapat digunakan untuk mengubah hostname sistem.<\/p>\n<p>Untuk melihat hostname saat ini, ketik:<\/p>\n<pre>sudo nmcli g hostname<\/pre>\n<p>Misal untuk mengubah hostname menjadi host.linuxid.net, gunakan perintah berikut:<\/p>\n<pre>sudo nmcli g hostname host.linuxid.net<\/pre>\n<p>Agar perubahan diterapkan, restart layanan\u00a0<code>systemd-hostnamed<\/code>:<\/p>\n<pre>sudo systemctl restart systemd-hostnamed<\/pre>\n<h2>Verifikasi perubahan<\/h2>\n<p>Untuk memverifikasi bahwa nama host berhasil diubah, gunakan perintah hostnamectl:<\/p>\n<pre>hostnamectl<\/pre>\n<p>Nama host baru Anda akan dicetak di konsol:<\/p>\n<pre>   Static hostname: host.linuxid.net&#13;\n   Pretty hostname: Linuxid's desktop&#13;\n         Icon name: computer-vm&#13;\nChassis: vm&#13;\n        Machine ID: 52d6807a6ae34327871ae568f7a1387e&#13;\nBoot ID: 4f747d0280d3402abed870d18b6e9a7a&#13;\n    Virtualization: kvm&#13;\n  Operating System: CentOS Linux 7 (Core)&#13;\n       CPE OS Name: cpe:\/o:centos:centos:7&#13;\n Kernel: Linux 3.10.0-693.11.6.el7.x86_64&#13;\n      Architecture: x86-64<\/pre>\n<h2>Kesimpulan<\/h2>\n<p>Untuk mengatur atau mengubah hostname pada sistem CentOS, gunakan perintah\u00a0<code>hostnamectl set-hostname<\/code>\u00a0diikuti dengan nama yang anda tentukan.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tutorial ini menjelaskan dengan detail cara mengubah hostname di sistem CentOS anda tanpa perlu restart&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1914,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[15,77,71],"class_list":["post-1913","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-centos","tag-centos","tag-centos-7","tag-file-system"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - 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