Yes, in version 2.4.1 of Blockbit NGFW (Next-Generation Firewall), you can access the devices using Telnet. Blockbit NGFW supports connections Telnet at standard door 23.
To enable access via Telnet, it is necessary to activate the service via CLI with the command:
admin >admin-over-telnet --enable
It is also necessary to activate the 'Create Zone Protection' entry rule, for security reasons it is disabled.
It is important to highlight that, despite facilitating access, it is crucial to consider all security requirements, since the telnet connection is not encrypted equal to that of SSH!!
If the focus is to perform secure access, prefer using the SSH service.