{"id":131112,"date":"2026-10-22T12:14:44","date_gmt":"2026-10-22T05:14:44","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=131112"},"modified":"2026-10-22T12:14:44","modified_gmt":"2026-10-22T05:14:44","slug":"cach-ket-noi-vps","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cach-ket-noi-vps\/","title":{"rendered":"C\u00e1ch k\u1ebft n\u1ed1i VPS b\u1eb1ng SSH v\u00e0 Remote Desktop tr\u00ean Windows, macOS v\u00e0 \u0111i\u1ec7n tho\u1ea1i"},"content":{"rendered":"\n

T\u00e1c gi\u1ea3: \u0110\u00f4ng T\u00f9ng<\/a> \u00b7 Duy\u1ec7t k\u1ef9 thu\u1eadt: Nguy\u1ec5n V\u0103n Phong<\/a> \u00b7 C\u1eadp nh\u1eadt: 20\/10\/2026<\/em><\/p>\n\n\n\n

\u0110\u1ec3 k\u1ebft n\u1ed1i VPS Linux, b\u1ea1n d\u00f9ng SSH (c\u1ed5ng m\u1eb7c \u0111\u1ecbnh 22); \u0111\u1ec3 k\u1ebft n\u1ed1i VPS Windows, b\u1ea1n d\u00f9ng Remote Desktop (c\u1ed5ng m\u1eb7c \u0111\u1ecbnh 3389).<\/strong> B\u1ea1n ch\u1ec9 c\u1ea7n IP c\u1ee7a VPS, t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u ho\u1eb7c SSH key. C\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 l\u00e0 Windows Terminal, Terminal c\u1ee7a macOS, PuTTY, Termius tr\u00ean \u0111i\u1ec7n tho\u1ea1i, ho\u1eb7c Remote Desktop Connection.<\/p>\n\n\n\n

B\u00e0i n\u00e0y h\u01b0\u1edbng d\u1eabn t\u1eebng c\u00e1ch theo h\u1ec7 \u0111i\u1ec1u h\u00e0nh b\u1ea1n \u0111ang d\u00f9ng, c\u00e1ch chuy\u1ec3n sang \u0111\u0103ng nh\u1eadp b\u1eb1ng SSH key ed25519<\/code> v\u00e0 c\u00e1ch x\u1eed l\u00fd c\u00e1c l\u1ed7i k\u1ebft n\u1ed1i hay g\u1eb7p. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc 2 trong l\u1ed9 tr\u00ecnh c\u00e1ch s\u1eed d\u1ee5ng VPS cho ng\u01b0\u1eddi m\u1edbi<\/a>.<\/p>\n\n\n\n

\"B\u1ea3ng<\/figure>\n\n\n\n

C\u1ea7n chu\u1ea9n b\u1ecb g\u00ec tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i VPS?<\/h2>\n\n\n\n

Tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i, b\u1ea1n c\u1ea7n b\u1ed1n th\u00f4ng tin: \u0111\u1ecba ch\u1ec9 IP c\u1ee7a VPS, c\u1ed5ng (m\u1eb7c \u0111\u1ecbnh 22 v\u1edbi SSH, 3389 v\u1edbi Remote Desktop), t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u ho\u1eb7c SSH key. Nh\u00e0 cung c\u1ea5p g\u1eedi c\u00e1c th\u00f4ng tin n\u00e0y qua email khi VPS kh\u1edfi t\u1ea1o xong v\u00e0 hi\u1ec3n th\u1ecb l\u1ea1i tr\u00ean trang qu\u1ea3n l\u00fd d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

VPS ch\u1ea1y<\/th>C\u00e1ch k\u1ebft n\u1ed1i<\/th>C\u1ed5ng m\u1eb7c \u0111\u1ecbnh<\/th>User th\u01b0\u1eddng g\u1eb7p<\/th>C\u00f4ng c\u1ee5<\/th><\/tr><\/thead>
Linux (Ubuntu, Debian, AlmaLinux\u2026)<\/td>SSH, d\u00f2ng l\u1ec7nh<\/td>22<\/td>root<\/code><\/td>Windows Terminal, PuTTY, Terminal (macOS\/Linux), Termius<\/td><\/tr>
Windows Server<\/td>Remote Desktop (RDP), giao di\u1ec7n \u0111\u1ed3 h\u1ecda<\/td>3389<\/td>Administrator<\/code><\/td>Remote Desktop Connection (mstsc<\/code>), Windows App<\/td><\/tr><\/tbody><\/table>
C\u1ed5ng m\u1eb7c \u0111\u1ecbnh theo t\u00e0i li\u1ec7u OpenSSH v\u00e0 Microsoft Learn. Nh\u00e0 cung c\u1ea5p ho\u1eb7c ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u1ed5i sang c\u1ed5ng kh\u00e1c.<\/figcaption><\/figure>\n\n\n\n

T\u1ea1i Tino, th\u00f4ng tin \u0111\u0103ng nh\u1eadp n\u1eb1m trong email “Th\u00f4ng tin d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7” v\u00e0 m\u1ee5c Qu\u1ea3n l\u00fd d\u1ecbch v\u1ee5 \u2192 Cloud Computing; xem h\u01b0\u1edbng d\u1eabn l\u1ea5y th\u00f4ng tin VPS t\u1ea1i Tino<\/a>. N\u1ebfu ch\u01b0a r\u00f5 SSH ho\u1ea1t \u0111\u1ed9ng th\u1ebf n\u00e0o, \u0111\u1ecdc tr\u01b0\u1edbc SSH l\u00e0 g\u00ec<\/a>.<\/p>\n\n\n\n

C\u00e1ch k\u1ebft n\u1ed1i VPS Linux b\u1eb1ng SSH tr\u00ean Windows<\/h2>\n\n\n\n

Tr\u00ean Windows 10 v\u00e0 Windows 11, c\u00e1ch g\u1ecdn l\u00e0 d\u00f9ng l\u1ec7nh ssh<\/code> c\u1ee7a OpenSSH Client trong Windows Terminal ho\u1eb7c PowerShell. OpenSSH Client l\u00e0 t\u00ednh n\u0103ng t\u00f9y ch\u1ecdn c\u1ee7a Windows, c\u00f3 th\u1ec3 ph\u1ea3i b\u1eadt th\u00eam, nh\u01b0ng kh\u00f4ng c\u1ea7n t\u1ea3i ph\u1ea7n m\u1ec1m b\u00ean ngo\u00e0i. N\u1ebfu b\u1ea1n th\u00edch giao di\u1ec7n l\u01b0u s\u1eb5n danh s\u00e1ch m\u00e1y ch\u1ee7, PuTTY l\u00e0 l\u1ef1a ch\u1ecdn quen thu\u1ed9c v\u00e0 mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n

D\u00f9ng Windows Terminal ho\u1eb7c PowerShell<\/h3>\n\n\n\n
    \n
  1. M\u1edf Windows Terminal (ho\u1eb7c PowerShell) v\u00e0 g\u00f5 l\u1ec7nh d\u01b0\u1edbi \u0111\u00e2y, thay IP_VPS<\/code> b\u1eb1ng IP c\u1ee7a b\u1ea1n.<\/li>\n\n\n
  2. L\u1ea7n \u0111\u1ea7u k\u1ebft n\u1ed1i, m\u00e1y h\u1ecfi Are you sure you want to continue connecting (yes\/no)?<\/code>: g\u00f5 yes<\/code> \u0111\u1ec3 l\u01b0u kh\u00f3a nh\u1eadn d\u1ea1ng c\u1ee7a m\u00e1y ch\u1ee7.<\/li>\n\n\n
  3. Nh\u1eadp m\u1eadt kh\u1ea9u. K\u00fd t\u1ef1 kh\u00f4ng hi\u1ec7n ra khi g\u00f5, \u0111\u00e2y l\u00e0 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u1ed7i b\u00e0n ph\u00edm.<\/li>\n<\/ol>\n\n\n\n
    ssh root@IP_VPS\n\n# N\u1ebfu SSH ch\u1ea1y \u1edf c\u1ed5ng kh\u00e1c, v\u00ed d\u1ee5 2222\nssh -p 2222 root@IP_VPS<\/code><\/pre>\n\n\n\n
    Microsoft \u0111\u01b0a OpenSSH v\u00e0o Windows d\u01b0\u1edbi d\u1ea1ng t\u00ednh n\u0103ng t\u00f9y ch\u1ecdn t\u1eeb Windows 10 b\u1ea3n 1809 (Microsoft Learn<\/a>). N\u1ebfu g\u00f5 ssh<\/code> m\u00e0 nh\u1eadn th\u00f4ng b\u00e1o kh\u00f4ng t\u00ecm th\u1ea5y l\u1ec7nh, v\u00e0o Settings \u2192 System \u2192 Optional features (Windows 11) ho\u1eb7c Settings \u2192 Apps \u2192 Optional features (Windows 10), t\u00ecm OpenSSH Client<\/strong> v\u00e0 c\u00e0i \u0111\u1eb7t.<\/p>\n\n\n\n
    D\u00f9ng PuTTY<\/h3>\n\n\n\n
      \n
    1. T\u1ea3i PuTTY t\u1eeb trang ch\u00ednh th\u1ee9c c\u1ee7a t\u00e1c gi\u1ea3 (chiark.greenend.org.uk), kh\u00f4ng t\u1ea3i t\u1eeb trang trung gian.<\/li>\n\n\n
    2. \u1ede \u00f4 Host Name (or IP address)<\/strong> nh\u1eadp IP c\u1ee7a VPS, Port<\/strong> gi\u1eef 22 (ho\u1eb7c c\u1ed5ng \u0111\u01b0\u1ee3c c\u1ea5p), Connection type<\/strong> ch\u1ecdn SSH.<\/li>\n\n\n
    3. G\u00f5 t\u00ean v\u00e0o \u00f4 Saved Sessions<\/strong> v\u00e0 b\u1ea5m Save<\/strong> \u0111\u1ec3 l\u1ea7n sau m\u1edf nhanh, r\u1ed3i b\u1ea5m Open<\/strong>.<\/li>\n\n\n
    4. L\u1ea7n \u0111\u1ea7u, ch\u1ecdn Accept<\/strong> \u1edf c\u1ea3nh b\u00e1o kh\u00f3a m\u00e1y ch\u1ee7, sau \u0111\u00f3 nh\u1eadp user \u1edf d\u00f2ng login as:<\/code> v\u00e0 m\u1eadt kh\u1ea9u.<\/li>\n<\/ol>\n\n\n\n
      N\u1ebfu c\u1ea7n m\u1ed9t \u1ee9ng d\u1ee5ng c\u00f3 nhi\u1ec1u tab v\u00e0 qu\u1ea3n l\u00fd phi\u00ean ti\u1ec7n h\u01a1n, c\u00f3 th\u1ec3 d\u00f9ng Xshell; xem c\u00e1ch d\u00f9ng Xshell k\u1ebft n\u1ed1i SSH t\u1edbi VPS<\/a>. \u0110\u1ec3 k\u00e9o th\u1ea3 file gi\u1eefa m\u00e1y t\u00ednh v\u00e0 VPS, d\u00f9ng SFTP qua WinSCP<\/a>; WinSCP d\u00f9ng chung th\u00f4ng tin \u0111\u0103ng nh\u1eadp SSH.<\/p>\n\n\n\n
      C\u00e1ch k\u1ebft n\u1ed1i SSH tr\u00ean macOS v\u00e0 Linux<\/h2>\n\n\n\n
      macOS v\u00e0 c\u00e1c b\u1ea3n Linux ph\u1ed5 bi\u1ebfn \u0111\u1ec1u c\u00f3 s\u1eb5n OpenSSH Client, n\u00ean b\u1ea1n ch\u1ec9 c\u1ea7n m\u1edf \u1ee9ng d\u1ee5ng Terminal v\u00e0 d\u00f9ng \u0111\u00fang l\u1ec7nh ssh<\/code> nh\u01b0 tr\u00ean Windows. \u0110\u1ec3 kh\u1ecfi g\u00f5 l\u1ea1i IP v\u00e0 c\u1ed5ng, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1eb7t t\u00ean t\u1eaft cho VPS trong file ~\/.ssh\/config<\/code>.<\/p>\n\n\n\n
      # K\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp\nssh root@IP_VPS\n\n# \u0110\u1eb7t t\u00ean t\u1eaft: th\u00eam v\u00e0o ~\/.ssh\/config\nHost vps-tino\n    HostName IP_VPS\n    User tenban\n    Port 22\n    IdentityFile ~\/.ssh\/id_ed25519\n\n# Sau \u0111\u00f3 ch\u1ec9 c\u1ea7n g\u00f5\nssh vps-tino<\/code><\/pre>\n\n\n\n
      File ~\/.ssh\/config<\/code> c\u0169ng d\u00f9ng \u0111\u01b0\u1ee3c tr\u00ean Windows (\u0111\u01b0\u1eddng d\u1eabn C:\\Users\\TEN_BAN\\.ssh\\config<\/code>) v\u1edbi l\u1ec7nh ssh<\/code> c\u1ee7a OpenSSH.<\/p>\n\n\n\n
      C\u00e1ch k\u1ebft n\u1ed1i VPS b\u1eb1ng \u0111i\u1ec7n tho\u1ea1i<\/h2>\n\n\n\n
      Tr\u00ean iPhone v\u00e0 Android, b\u1ea1n d\u00f9ng \u1ee9ng d\u1ee5ng SSH nh\u01b0 Termius \u0111\u1ec3 v\u00e0o VPS Linux, v\u00e0 \u1ee9ng d\u1ee5ng Windows App c\u1ee7a Microsoft \u0111\u1ec3 v\u00e0o VPS Windows. \u0110i\u1ec7n tho\u1ea1i ph\u00f9 h\u1ee3p \u0111\u1ec3 ki\u1ec3m tra nhanh, xem log hay kh\u1edfi \u0111\u1ed9ng l\u1ea1i d\u1ecbch v\u1ee5 khi \u0111ang \u1edf ngo\u00e0i, kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eeda c\u1ea5u h\u00ecnh d\u00e0i.<\/p>\n\n\n\n