Led Indicators; Accessories; Specifications; Operating System Support - MikroTik CRS309-1G-8S+IN Manual

Hold this button during boot time until the user LED light starts flashing, release the button to reset RouterOS configuration.
Keep holding the button for 5 more seconds or until the user LED turns off, then release it to make the RouterBOARD look for Netinstall servers.
The first Ethernet port is used for the Netinstall process.
Regardless of the above option used, the system will load the backup RouterBOOT loader if the button is pressed before power is applied to the device.
Release the button before LED begins to flash, to only load backup RouterBOOT without reset. This is useful for RouterBOOT debugging and recovery.

LED indicators

The power LED is lit when the router is powered from the DC jack or PoE.
The user LED can be configured from RouterOS.
The port LEDs indicate the individual Ethernet and SFP port activity.

Accessories

Package includes the following accessories that come with the device:
Please visit wiki pages for MikroTik SFP module compatibility table:

Specifications

For more information about this product, specification and pictures please visit our web page:

Operating system support

The device supports dual boot SwOS software version 2.9 and RouterOS v6. The specific factory-installed version number is indicated in the RouterOS
menu /system resource. Other operating systems have not been tested.

MikroTik mobile app

Use the MikroTik smartphone app to configure your router in the field, or to apply the most basic initial settings for your MikroTik home access point.
To avoid pollution of the environment, please separate the device from household waste and dispose of it in a safe manner, such as in
designated waste disposal sites. Familiarize yourself with the procedures for the proper transportation of the equipment to the designated
disposal sites in your area.
https://wiki.mikrotik.com/wiki/MikroTik_SFP_module_compatibility_table
https://mikrotik.com/product/crs309_1g_8s_in