Articles

Hardware boxes and devices compatibility

• Using WiFi Channels Above 140 in Kerio Control NG100W and NG300W Models

  Overview This article describes relevant information regarding the use of WiFi channels above 140 in Kerio Control NG100W and NG300W models; this information is pertinent to understand the reason for ...

• 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 Interfaces...

• Unexpected port ordering on NG511 Hardware Box

  Overview While configuring ports and physical cables on Kerio Control NG511 hardware box, the default WAN (Internet) interface is not being assigned as eth0. There is a naming discrepancy in Mac addre...

• Memory (RAM) or Disk upgrade on NG300/NG300W

  Overview While experiencing issues with low performance and hardware device crashing, certain parts of the Kerio Control box might be replaced. This commonly includes RAM upgrade or replacement, HDD c...

• Requesting RMA for hardware box

  Overview Kerio Control physical devices, such as NG100/NG100W/NG110, NG300/NG300W/NG310, and NG500/NG510/NG511 might stop working. The common problems include issues with Internet network performance ...

• Upgrading RAM in Kerio Control NG500 box

  Overview While facing issues with unusual RAM usage, such as low free memory alerts, consumption, utilization, leaks, or spikes, the Kerio Control NG500 box may stop responding. A hard reboot may fix ...

• Diagnosing Faulty hardware boxes

  Overview While facing issues with Kerio Control hardware, such as NG100, NG300, NG500, the boxes might show various symptoms of hardware failure or damage. This includes problems with Power Supply uni...

• RAM and CPU performance during Antivirus updates on NG100/NG100W boxes

  Overview While experiencing performance issues, such as hanging/stalling, on NG100 boxes, the users cannot access the Internet. The connection is being dropped and Webadmin console becomes inaccessibl...

• Fixing "soft lockup - CPU#0 stuck for <X> seconds"

  Overview While trying to upgrade old Kerio Control 9.2.x installed on custom hardware, the following console error is displayed: BUG: soft lockup - CPU #0 stuck for 22s! The direct upgrade to the late...

• Legacy hardware boxes specs

  Overview This article provides details on hardware specifications for legacy hardware boxes, models 1120 and 3130. Important: these boxes are EOL. For more info, please refer to End-of-Life dates for ...