[BBLISA] State of spam filtering?

[Edward Ned Harvey (bblisa4)]

> From: bblisa-bounces at bblisa.org [mailto:bblisa-bounces at bblisa.org] On
> Behalf Of Tom Metro
> 
> Rich Braun wrote:
> > ...with the rise of port-25 filtering by cable/DSL
> > providers starting a decade ago I had to supplement this...
> 
> Doesn't business-class net service also address this?
> 
> Or have you found that the cost increase for business-class service
> exceeds the cost of these other services?
> 
> (Business class also buys you a lack of port blocking for other
> services, and usually no data caps.)

A few years ago, I had business class comcast cable, which blocked inbound port 22 and blocked outbound port 25.  I wasted hours and hours calling them, complaining, and they insisted up and down, that they weren't filtering, despite me having the traceroutes and packet captures showing success on other ports and failure on these ports.