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echo: bbbs.english
to: JEFF SMITH
from: ROBERT WOLFE
date: 2015-01-21 16:28:00
subject: Telnet Login Attacks?

> Any tips or suggestions as to a way to limit/avoids telnet login attacks on
> BBBS?

> Lately I have been getting numerious telnet login attempts by IP's that
> reversely resolve to Asian countries. The same IP will try to login to all
>available nodes. No actual login is attempted. Each open node will sit open at
>the login name prompt.I have been adding up to 5 IP's at a time to the INET.BB
> file. Which then blocks those IP's. But there are plenty of other IP's. :-)

> Is there an option in BBBS to limit the seconds that BBBS will wait for a
> telnet login name before closing and releasing the open node? Right now the
> open nodes just sit there in an open state. Effectively blocking any future
> login attempts until the open nodes close or are closed.

I believe you can set this up in inet.bbb IIRC.

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