Add unsupported network device

If a network device is not supported, then the following steps are necessary.

1. Download the program Network MACMonitor collector (java 8 is required to run).
2. Run the program and collect the snmp dump from the device.

3. Archive the dump.
4. Send the dump via email to support@macmonitor.by, also attach mac, arp, neighbor, vlan, interface device tables to the letter, either received from the console by entering the appropriate commands or via the web interface.