[ale] testy, testy, ping, ping, ping

[philip at turmel.org (Phil Turmel)]

On 05/20/2016 07:24 AM, DJ-Pfulio wrote:
> Spam has exploded for my systems the last 2 weeks.
> Also seeing many more ssh attempts (quickly blocked via fail2ban).

I'm seeing burst probing attacks on my asterisk server.  Fail2ban is
wonderful, but the probes are doing 50+ attempts milliseconds apart.
More get to the dialplan than fail2ban is configured for, just from the
latency in f2b.

{ They don't get any further -- inbound contexts are carefully
segregated from in-office contexts. }