Migrating from CentOS to VEOS [Документация VAS Experts]
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    en:veos:first_install:operating_system [2023/09/04 09:36] – created elena.krasnobryzhen:veos:first_install:operating_system [2026/03/03 07:26] (current) – elena.krasnobryzh
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     ====== Migrating from CentOS to VEOS ====== ====== Migrating from CentOS to VEOS ======
     {{indexmenu_n>1}} {{indexmenu_n>1}}
    - 
    -===== Migrating from CentOS 8 to VEOS (VAS Experts OS) ===== 
    -<note important>Due to the fact that Red Hat discontinued support for CentOS 8 at the end of 2021, VAS Experts offers a strategy for the continued use of Red Hat as Control Plane.\\ 
    -**The transition to the new OS edition is planned in the form of an in-house upgrade (without reinstallation), [[en:dpi:techsupport_info:start|within the framework of active technical support]].**</note> 
      
     ===== Migrating from CentOS 6 to VEOS ===== ===== Migrating from CentOS 6 to VEOS =====
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     rm /etc/dpi/data.mdb</code> rm /etc/dpi/data.mdb</code>
      
    -**2. [[en:dpi:dpi_components:platform:dpi_install:start#preparing_the_server_and_installing_centos_8x|Prepare the OS according to the instructions.]]**\\+**2. [[en:veos:installation|Install and configure the VEOS as instructed]].**\\
     **3. Upload the backups ** to the server. \\ **3. Upload the backups ** to the server. \\
     **4. To install SSG, please contact the support service ** by sending an email to sd@vas.expert with SSH access credentials. Specify the location where you placed the backups. **4. To install SSG, please contact the support service ** by sending an email to sd@vas.expert with SSH access credentials. Specify the location where you placed the backups.
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       * ** After a month, the license on the second server will be canceled **.   * ** After a month, the license on the second server will be canceled **.
      
    -To increase the system's fault tolerance, we recommend purchasing [[en:dpi:licensing:start#reserve_ssg_license|perpetual backup license]].+To increase the system's fault tolerance, we recommend purchasing [[en:dpi:licensing#reserve_ssg_license|perpetual backup license]].
     </note> </note>