For those of you running Linux, Iptables + Fail2ban work very well against port exploit and brute force attempts. Obviously, it also helps using a mainstream distribution with active maintenance. Assi kk7kx. -----Original Message----- From: 44Net [mailto:44net-bounces+assi=kiloxray.com@hamradio.ucsd.edu] On Behalf Of Geoff Joy -KE6QH- Sent: Tuesday, April 05, 2016 8:20 AM To: AMPRNet working group <44net(a)hamradio.ucsd.edu> Subject: Re: [44net] strange login attempts to AMPR Hosts Probes of IP addresses are VERY common. T ...snip.. Geoff Joy - ke6qh - AmprNet IP Address Coordinator for San Bernardino & Riverside Counties. (44.18/16)