Vladyslav Velychko

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Activity overview

Latest activity by Vladyslav Velychko
  • Vladyslav Velychko created an article,

    Changing Company/Organization license Registration details

    Overview When the official company or organization name has changed, it's necessary to update the old license key information. It might happen that other contact details such as phone number, email...

  • Vladyslav Velychko created an article,

    Schedule Kerio Control Restart daily

    Overview It might happen some devices such as notebooks, WiFi routers, etc, connected to the Kerio Control network unable to browse the Internet normally. The automatic users' logout, if they are i...

  • Vladyslav Velychko created an article,

    Kerio Control crash with ACPI Bios errors

    Overview It might happen the hardware box, such as NG500, became unresponsive for a certain period of time. The workaround with power cycling fixed the crashing problem. Upon further investigation,...

  • Vladyslav Velychko created an article,

    Import MAC address to Permit list

    Overview Where there is a need to upload MAC addresses in bulk, it can be done manually by modifying the Kerio Control configuration file. The standard procedure involves adding MAC Addresses throu...

  • Vladyslav Velychko created an article,

    Block Internet access for unauthenticated users and devices

    Overview While trying to prevent unauthenticated or unauthorized users and devices from accessing Internet web pages, specific Kerio Control settings should be applied. Internet access can be limit...

  • Vladyslav Velychko created an article,

    Kerio Control Web Filter categorization disabled. Serial number: ko-197974

    Overview Periodically, users connected to Kerio Control may lose Internet connectivity. Kerio Control is generating such entry in Error logs: DNS response timeout, Kerio Control Web Filter categ...

  • Vladyslav Velychko created an article,

    Support for NAT64 and DNS64

    Overview When trying to set up IPv6-only devices to enable communication over the IPv4-only Internet Service Provider (ISP), the NAT64 and DNS64 mechanisms can be used. It can help to translate IPv...

  • Vladyslav Velychko created an article,

    Modifying Internal configuration files

    Overview When troubleshooting advanced Directory Services, Strongswan, or IPsec VPN issues, it might be required to review and modify the internal configuration files. The advanced configs are stor...

  • Vladyslav Velychko created an article,

    Supported USB Wifi hardware adapters in Kerio Control

    Overview Kerio Control 9.3.4 introduced support for a wide variety of USB Wifi adapters, so-called Wifi dongles. Only supported USB dongles will be correctly recognized in the Kerio Control Interfa...

  • Vladyslav Velychko created an article,

    Kerio Control NFR licenses

    Overview When there is a need to use internal keys for training, educational or testing purpose, the GFI partners that meet certain criteria may request Not For Resale license keys, so-called NFR l...